Digital Video Broadcasting (DVB) - Second generation framing structure, channel coding and modulation systems for Broadcasting, Interactive Services, News Gathering and other broadband satellite applications - Part 2: DVB-S2 Extensions (DVB-S2X)

The present document specifies the optional extensions of the S2 system, identified by the S2X denomination. The
present document also includes amendments to the standard to enable beam hopping operation.

Digitalna videoradiodifuzija (DVB) - Druga generacija strukture okvirov, kodiranja kanalov in modulacijskih sistemov za radiodifuzijo, interaktivne storitve, novinarstvo in druge širokopasovne satelitske aplikacije - 2. del: Priključki DVB-S2 (DVB-S2X)

General Information

Status
Published
Public Enquiry End Date
25-Jul-2021
Publication Date
16-Aug-2021
Technical Committee
Current Stage
6060 - National Implementation/Publication (Adopted Project)
Start Date
02-Aug-2021
Due Date
07-Oct-2021
Completion Date
17-Aug-2021

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SLOVENSKI STANDARD
SIST EN 302 307-2 V1.3.1:2021
01-september-2021

Digitalna videoradiodifuzija (DVB) - Druga generacija strukture okvirov, kodiranja

kanalov in modulacijskih sistemov za radiodifuzijo, interaktivne storitve,

novinarstvo in druge širokopasovne satelitske aplikacije - 2. del: Priključki DVB-S2

(DVB-S2X)

Digital Video Broadcasting (DVB) - Second generation framing structure, channel coding

and modulation systems for Broadcasting, Interactive Services, News Gathering and

other broadband satellite applications - Part 2: DVB-S2 Extensions (DVB-S2X)
Ta slovenski standard je istoveten z: ETSI EN 302 307-2 V1.3.1 (2021-07)
ICS:
33.170 Televizijska in radijska Television and radio
difuzija broadcasting
SIST EN 302 307-2 V1.3.1:2021 en

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

---------------------- Page: 1 ----------------------
SIST EN 302 307-2 V1.3.1:2021
---------------------- Page: 2 ----------------------
SIST EN 302 307-2 V1.3.1:2021
ETSI EN 302 307-2 V1.3.1 (2021-07)
EUROPEAN STANDARD
Digital Video Broadcasting (DVB);
Second generation framing structure, channel coding and
modulation systems for Broadcasting,
Interactive Services, News Gathering and
other broadband satellite applications;
Part 2: DVB-S2 Extensions (DVB-S2X)
---------------------- Page: 3 ----------------------
SIST EN 302 307-2 V1.3.1:2021
2 ETSI EN 302 307-2 V1.3.1 (2021-07)
Reference
REN/JTC-DVB-395-2
Keywords
BSS, digital, DVB, modulation, satellite, TV
ETSI
650 Route des Lucioles
F-06921 Sophia Antipolis Cedex - FRANCE
Tel.: +33 4 92 94 42 00 Fax: +33 4 93 65 47 16
Siret N° 348 623 562 00017 - APE 7112B
Association à but non lucratif enregistrée à la
Sous-Préfecture de Grasse (06) N° w061004871
Important notice
The present document can be downloaded from:
http://www.etsi.org/standards-search

The present document may be made available in electronic versions and/or in print. The content of any electronic and/or

print versions of the present document shall not be modified without the prior written authorization of ETSI. In case of any

existing or perceived difference in contents between such versions and/or in print, the prevailing version of an ETSI

deliverable is the one made publicly available in PDF format at www.etsi.org/deliver.

Users of the present document should be aware that the document may be subject to revision or change of status.

Information on the current status of this and other ETSI documents is available at

https://portal.etsi.org/TB/ETSIDeliverableStatus.aspx

If you find errors in the present document, please send your comment to one of the following services:

https://portal.etsi.org/People/CommiteeSupportStaff.aspx
Notice of disclaimer & limitation of liability

The information provided in the present deliverable is directed solely to professionals who have the appropriate degree of

experience to understand and interpret its content in accordance with generally accepted engineering or

other professional standard and applicable regulations.

No recommendation as to products and services or vendors is made or should be implied.

In no event shall ETSI be held liable for loss of profits or any other incidental or consequential damages.

Any software contained in this deliverable is provided "AS IS" with no warranties, express or implied, including but not

limited to, the warranties of merchantability, fitness for a particular purpose and non-infringement of intellectual property

rights and ETSI shall not be held liable in any event for any damages whatsoever (including, without limitation, damages

for loss of profits, business interruption, loss of information, or any other pecuniary loss) arising out of or related to the use

of or inability to use the software.
Copyright Notification

No part may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and

microfilm except as authorized by written permission of ETSI.

The content of the PDF version shall not be modified without the written authorization of ETSI.

The copyright and the foregoing restriction extend to reproduction in all media.
© ETSI 2021.
© European Broadcasting Union 2021.
All rights reserved.
ETSI
---------------------- Page: 4 ----------------------
SIST EN 302 307-2 V1.3.1:2021
3 ETSI EN 302 307-2 V1.3.1 (2021-07)
Contents

Intellectual Property Rights ........................................................................................................................ 8

Foreword ..................................................................................................................................................... 8

Modal verbs terminology ............................................................................................................................ 9

Introduction ................................................................................................................................................ 9

1 Scope .............................................................................................................................................. 10

2 References ...................................................................................................................................... 10

2.1 Normative references .............................................................................................................................. 10

2.2 Informative references ............................................................................................................................. 11

3 Definition of terms, symbols and abbreviations ............................................................................. 11

3.1 Terms ....................................................................................................................................................... 11

3.2 Symbols ................................................................................................................................................... 11

3.3 Abbreviations .......................................................................................................................................... 11

4 Transmission system description .................................................................................................... 12

4.0 General aspects ........................................................................................................................................ 12

4.1 System definition ..................................................................................................................................... 12

4.2 System architecture ................................................................................................................................. 12

4.3 System configurations ............................................................................................................................. 12

5 Subsystems specifications .............................................................................................................. 16

5.1 Mode adaptation ...................................................................................................................................... 16

5.1.0 General aspects .................................................................................................................................. 16

5.1.1 Input Interfaces .................................................................................................................................. 16

5.1.2 Input stream synchronizer (optional, not relevant for single TS - BS) .............................................. 16

5.1.3 Null-Packet Deletion (ACM and Transport Stream only) ................................................................. 16

5.1.4 CRC-8 encoder (for packetized streams only) ................................................................................... 16

5.1.5 Merger/Slicer ..................................................................................................................................... 16

5.1.6 Base-Band Header insertion .............................................................................................................. 16

5.1.7 GSE High Efficiency Mode (GSE-HEM) .......................................................................................... 17

5.1.8 Channel bonding for multi-tuner (L) receivers .................................................................................. 18

5.1.8.1 Introduction to channel bonding .................................................................................................. 18

5.1.8.2 Channel bonding for TS transmission .......................................................................................... 19

5.1.8.3 Channel bonding for GSE transmission ....................................................................................... 20

5.1.8.3.0 General aspects ....................................................................................................................... 20

5.1.8.3.1 Channel bonding for Generic Packetized streams .................................................................. 22

5.1.8.3.2 Channel bonding for Generic Continuous streams ................................................................. 22

5.2 Stream Adaptation ................................................................................................................................... 22

5.2.0 General aspects .................................................................................................................................. 22

5.2.1 Padding .............................................................................................................................................. 22

5.2.2 BB scrambling ................................................................................................................................... 22

5.3 FEC Encoding ......................................................................................................................................... 22

5.3.0 General aspects .................................................................................................................................. 22

5.3.1 Outer encoding (BCH) ....................................................................................................................... 24

5.3.2 Inner encoding (LDPC) ..................................................................................................................... 24

5.3.2.0 General aspects ............................................................................................................................ 24

5.3.2.1 Inner coding for normal FECFRAME.......................................................................................... 24

5.3.2.2 Inner coding for short and medium FECFRAME ........................................................................ 25

5.3.3 Bit interleaver .................................................................................................................................... 25

5.4 Constellations and Bit mapping............................................................................................................... 26

5.4.0 General aspects .................................................................................................................................. 26

5.4.0a Bit mapping into π/2BPSK constellation (VL-SNR modes and VL-SNR Header) .......................... 27

5.4.1 Bit mapping into QPSK constellation ................................................................................................ 27

5.4.2 Bit mapping into 8PSK and 8APSK constellations ........................................................................... 27

5.4.3 Bit mapping into 16APSK constellation ............................................................................................ 28

5.4.4 Bit mapping into 32APSK constellations .......................................................................................... 30

ETSI
---------------------- Page: 5 ----------------------
SIST EN 302 307-2 V1.3.1:2021
4 ETSI EN 302 307-2 V1.3.1 (2021-07)

5.4.5 Bit mapping into 64APSK constellations .......................................................................................... 32

5.4.6 Bit mapping into 128APSK constellations ........................................................................................ 35

5.4.7 Bit mapping into 256APSK constellations ........................................................................................ 37

5.5 Physical Layer (PL) framing ................................................................................................................... 43

5.5.0 General aspects .................................................................................................................................. 43

5.5.1 Dummy PLFRAME insertion ............................................................................................................ 43

5.5.2 PL signalling ...................................................................................................................................... 44

5.5.2.0 General aspects ............................................................................................................................ 44

5.5.2.1 SOF field ...................................................................................................................................... 46

5.5.2.2 MODCOD field ............................................................................................................................ 46

5.5.2.3 TYPE field ................................................................................................................................... 48

5.5.2.4 PLS code, no time slicing ............................................................................................................. 48

5.5.2.5 VL-SNR Header ........................................................................................................................... 49

5.5.2.6 Shortening and Puncturing of VL-SNR MODCODs ................................................................... 50

5.5.3 Pilot Insertion..................................................................................................................................... 51

5.5.4 Physical layer scrambling .................................................................................................................. 51

5.5.4.0 General aspects ............................................................................................................................ 51

5.5.4.1 PL scrambling for VL-SNR frames ............................................................................................. 52

5.5.4.1.0 General aspects ....................................................................................................................... 52

5.5.4.1.1 π/2-BPSK modulated frames .................................................................................................. 52

5.6 Baseband shaping and quadrature modulation ........................................................................................ 53

6 Error performance .......................................................................................................................... 53

Annex A (normative): Signal spectrum at the modulator output ............................................ 55

Annex B (normative): Addresses of parity bit accumulators for n = 64 800 ................... 57

ldpc
Annex C (normative): Addresses of parity bit accumulators for nldpc = 16 200 and

nldpc = 32 400 ....................................................................................... 103

Annex D (normative): Additional tools .................................................................................... 108

D.0 General aspects ............................................................................................................................. 108

D.1 Implementation of TS based channel bonding ............................................................................. 108

D.1.1 Transmitting side ................................................................................................................................... 108

D.1.2 Receiving side (informative) ................................................................................................................. 108

D.2 Void .............................................................................................................................................. 108

D.3 Void .............................................................................................................................................. 108

D.4 Void .............................................................................................................................................. 109

D.5 Signalling of reception quality via return channel (normative for ACM) .................................... 109

Annex E (normative): Super-Framing Structure (optional) .................................................. 111

E.1 Purpose of Super-Framing Structure ............................................................................................ 111

E.2 Specification of Super-Frame as a Container ............................................................................... 111

E.2.1 Super-Frame Structure .......................................................................................................................... 111

E.2.2 Start of Super-Frame (SOSF) Field ....................................................................................................... 112

E.2.3 Super-Frame Format Indicator (SFFI) Field.......................................................................................... 112

E.2.4 Two-Way Scrambling ........................................................................................................................... 113

E.2.4.0 General aspects ................................................................................................................................ 113

E.2.4.1 Scrambling Sequence Generation .................................................................................................... 113

E.2.4.2 Two-Way Scrambling Method ........................................................................................................ 114

E.3 Format Specifications as Super-Frame Content ........................................................................... 115

E.3.0 General aspects ...................................................................................................................................... 115

E.3.1 Super-Frame-aligned Pilots (SF-Pilots)................................................................................................. 116

E.3.1.0 General aspects ................................................................................................................................ 116

E.3.1.1 Specification of SF-Pilots Type A ................................................................................................... 117

E.3.2 Format Specification 0: DVB-S2X........................................................................................................ 117

ETSI
---------------------- Page: 6 ----------------------
SIST EN 302 307-2 V1.3.1:2021
5 ETSI EN 302 307-2 V1.3.1 (2021-07)

E.3.2.0 General aspects ................................................................................................................................ 117

E.3.2.1 Pilot structure ................................................................................................................................... 118

E.3.2.2 Modified VL-SNR-frame ................................................................................................................ 118

E.3.3 Format Specification 1: DVB-S2 legacy ............................................................................................... 119

E.3.4 Format Specification 2: Bundled PLFRAME (64 800 payload Size) with SF-Pilots ............................ 119

E.3.4.0 General aspects ................................................................................................................................ 119

E.3.4.1 Bundled PLFRAME (64 800 payload) Definition ........................................................................... 120

E.3.4.2 PLHEADER Specification for Bundled PLFRAMEs (64 800 payload) ......................................... 121

E.3.4.3 SF-Pilot Structure ............................................................................................................................ 123

E.3.5 Format Specification 3: Bundled PLFRAME (16 200 Payload Size) with SF-Pilots............................ 124

E.3.5.0 General aspects ................................................................................................................................ 124

E.3.5.1 Bundled PLFRAME Definition ....................................................................................................... 125

E.3.5.2 PLHEADER Specification for Short Bundled PLFRAME.............................................................. 126

E.3.5.3 SF-Pilot Structure ............................................................................................................................ 127

E.3.6 Format Specification 4: Flexible Format with VL-SNR PLH tracking ................................................. 129

E.3.6.0 General aspects ................................................................................................................................ 129

E.3.6.1 Super-Frame Header (SFH) ............................................................................................................. 130

E.3.6.2 SFH-Trailer (ST) ............................................................................................................................. 131

E.3.6.3 Physical Layer Header (PLH) .......................................................................................................... 131

E.3.6.3.0 General aspects .......................................................................................................................... 131

E.3.6.3.1 PLSCODE Definition................................................................................................................. 131

E.3.6.3.2 PLH Protection Levels ............................................................................................................... 132

E.3.6.3.3 Signalling of MOD/COD/SPREAD/SIZE ................................................................................. 133

E.3.6.3.4 Field for TSN ............................................................................................................................. 134

E.3.6.3.5 SOF Sequence ............................................................................................................................ 134

E.3.6.4 PLFRAME structure ........................................................................................................................ 134

E.3.6.5 Pilot structure ................................................................................................................................... 136

E.3.6.5.1 SF-Pilots ..................................................................................................................................... 136

E.3.6.5.2 Special VL-SNR Pilots .............................................................................................................. 136

E.3.6.6 Spreading and Signalling Rules ....................................................................................................... 136

E.3.6.7 Dummy PL Frame Definition .......................................................................................................... 137

E.3.6.7.0 General aspects .......................................................................................................................... 137

E.3.6.7.1 Dummy PL frames with deterministic content ........................................................................... 137

E.3.6.7.2 Dummy PL frames with arbitrary content .................................................................................. 138

E.3.7 Format Specification 5: Periodic Beam Hopping Format with VL-SNR and fragmentation Support... 138

E.3.7.0 General aspects ................................................................................................................................ 138

E.3.7.1 Super-Frame Header (SFH) ............................................................................................................. 140

E.3.7.2 SFH-Trailer (ST) ............................................................................................................................. 141

E.3.7.3 Physical Layer Header (PLH) .......................................................................................................... 141

E.3.7.3.0 General aspects .......................................................................................................................... 141

E.3.7.3.1 PLSCODE Definition................................................................................................................. 141

E.3.7.3.2 PLH Protection Levels ............................................................................................................... 141

E.3.7.3.3 Signalling of MOD/COD/SPREAD/SIZE and TYPE ................................................................ 141

E.3.7.3.4 Field for TSN ............................................................................................................................. 142

E.3.7.3.5 SOF Sequence ............................................................................................................................ 142

E.3.7.4 PLFRAME structure ........................................................................................................................ 142

E.3.7.5 Pilot structure ................................................................................................................................... 143

E.3.7.5.1 SF-Pilots ..................................................................................................................................... 143

E.3.7.5.2 Special VL-SNR Pilots .............................................................................................................. 143

E.3.7.6 Spreading and Signalling Rules ....................................................................................................... 143

E.3.7.7 Dummy PL Frame Definition .......................................................................................................... 143

E.3.7.8 Postamble Definition ....................................................................................................................... 143

E.3.8 Format Specification 6: Traffic Driven Beam Hopping Format with VL-SNR Support ....................... 144

E.3.8.0 General aspects ................................................................................................................................ 144

E.3.8.1 Super-Frame Header (SFH) ............................................................................................................. 146

E.3.8.2 Physical Layer Trailer (ST) ............................................................................................................. 146

E.3.8.3 Physical Layer Header (PLH) .......................................................................................................... 146

E.3.8.4 PLFRAME structure ........................................................................................................................ 146

E.3.8.5 Pilot structure ................................................................................................................................... 146

E.3.8.5.1 SF-Pilots ..................................................................................................................................... 146

E.3.8.5.2 Special VL-SNR Pilots .............................................................................................................. 146

E.3.8.6 Spreading and Signalling Rules ....................................................................................................... 147

ETSI
---------------------- Page: 7 ----------------------
SIST EN 302 307-2 V1.3.1:2021
6 ETSI EN 302 307-2 V1.3.1 (2021-07)

E.3.8.7 Dummy PL Frame Definition .......................................................................................................... 147

E.3.8.8 Postamble Definition ....................................................................................................................... 147

E.3.9 Format Specification 7: Simplified Traffic Driven Beam Hopping Format without VL-SNR Support 147

E.3.9.0 General aspects ................................................................................................................................ 147

E.3.9.1 Superframe Header (SFH) ............................................................................................................... 148

E.3.9.2 SFH-Trailer (ST) .............................................................................................................................

...

ETSI EN 302 307-2 V1.3.1 (2021-07)
EUROPEAN STANDARD
Digital Video Broadcasting (DVB);
Second generation framing structure, channel coding and
modulation systems for Broadcasting,
Interactive Services, News Gathering and
other broadband satellite applications;
Part 2: DVB-S2 Extensions (DVB-S2X)
---------------------- Page: 1 ----------------------
2 ETSI EN 302 307-2 V1.3.1 (2021-07)
Reference
REN/JTC-DVB-395-2
Keywords
BSS, digital, DVB, modulation, satellite, TV
ETSI
650 Route des Lucioles
F-06921 Sophia Antipolis Cedex - FRANCE
Tel.: +33 4 92 94 42 00 Fax: +33 4 93 65 47 16
Siret N° 348 623 562 00017 - APE 7112B
Association à but non lucratif enregistrée à la
Sous-Préfecture de Grasse (06) N° w061004871
Important notice
The present document can be downloaded from:
http://www.etsi.org/standards-search

The present document may be made available in electronic versions and/or in print. The content of any electronic and/or

print versions of the present document shall not be modified without the prior written authorization of ETSI. In case of any

existing or perceived difference in contents between such versions and/or in print, the prevailing version of an ETSI

deliverable is the one made publicly available in PDF format at www.etsi.org/deliver.

Users of the present document should be aware that the document may be subject to revision or change of status.

Information on the current status of this and other ETSI documents is available at

https://portal.etsi.org/TB/ETSIDeliverableStatus.aspx

If you find errors in the present document, please send your comment to one of the following services:

https://portal.etsi.org/People/CommiteeSupportStaff.aspx
Notice of disclaimer & limitation of liability

The information provided in the present deliverable is directed solely to professionals who have the appropriate degree of

experience to understand and interpret its content in accordance with generally accepted engineering or

other professional standard and applicable regulations.

No recommendation as to products and services or vendors is made or should be implied.

In no event shall ETSI be held liable for loss of profits or any other incidental or consequential damages.

Any software contained in this deliverable is provided "AS IS" with no warranties, express or implied, including but not

limited to, the warranties of merchantability, fitness for a particular purpose and non-infringement of intellectual property

rights and ETSI shall not be held liable in any event for any damages whatsoever (including, without limitation, damages

for loss of profits, business interruption, loss of information, or any other pecuniary loss) arising out of or related to the use

of or inability to use the software.
Copyright Notification

No part may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and

microfilm except as authorized by written permission of ETSI.

The content of the PDF version shall not be modified without the written authorization of ETSI.

The copyright and the foregoing restriction extend to reproduction in all media.
© ETSI 2021.
© European Broadcasting Union 2021.
All rights reserved.
ETSI
---------------------- Page: 2 ----------------------
3 ETSI EN 302 307-2 V1.3.1 (2021-07)
Contents

Intellectual Property Rights ........................................................................................................................ 8

Foreword ..................................................................................................................................................... 8

Modal verbs terminology ............................................................................................................................ 9

Introduction ................................................................................................................................................ 9

1 Scope .............................................................................................................................................. 10

2 References ...................................................................................................................................... 10

2.1 Normative references .............................................................................................................................. 10

2.2 Informative references ............................................................................................................................. 11

3 Definition of terms, symbols and abbreviations ............................................................................. 11

3.1 Terms ....................................................................................................................................................... 11

3.2 Symbols ................................................................................................................................................... 11

3.3 Abbreviations .......................................................................................................................................... 11

4 Transmission system description .................................................................................................... 12

4.0 General aspects ........................................................................................................................................ 12

4.1 System definition ..................................................................................................................................... 12

4.2 System architecture ................................................................................................................................. 12

4.3 System configurations ............................................................................................................................. 12

5 Subsystems specifications .............................................................................................................. 16

5.1 Mode adaptation ...................................................................................................................................... 16

5.1.0 General aspects .................................................................................................................................. 16

5.1.1 Input Interfaces .................................................................................................................................. 16

5.1.2 Input stream synchronizer (optional, not relevant for single TS - BS) .............................................. 16

5.1.3 Null-Packet Deletion (ACM and Transport Stream only) ................................................................. 16

5.1.4 CRC-8 encoder (for packetized streams only) ................................................................................... 16

5.1.5 Merger/Slicer ..................................................................................................................................... 16

5.1.6 Base-Band Header insertion .............................................................................................................. 16

5.1.7 GSE High Efficiency Mode (GSE-HEM) .......................................................................................... 17

5.1.8 Channel bonding for multi-tuner (L) receivers .................................................................................. 18

5.1.8.1 Introduction to channel bonding .................................................................................................. 18

5.1.8.2 Channel bonding for TS transmission .......................................................................................... 19

5.1.8.3 Channel bonding for GSE transmission ....................................................................................... 20

5.1.8.3.0 General aspects ....................................................................................................................... 20

5.1.8.3.1 Channel bonding for Generic Packetized streams .................................................................. 22

5.1.8.3.2 Channel bonding for Generic Continuous streams ................................................................. 22

5.2 Stream Adaptation ................................................................................................................................... 22

5.2.0 General aspects .................................................................................................................................. 22

5.2.1 Padding .............................................................................................................................................. 22

5.2.2 BB scrambling ................................................................................................................................... 22

5.3 FEC Encoding ......................................................................................................................................... 22

5.3.0 General aspects .................................................................................................................................. 22

5.3.1 Outer encoding (BCH) ....................................................................................................................... 24

5.3.2 Inner encoding (LDPC) ..................................................................................................................... 24

5.3.2.0 General aspects ............................................................................................................................ 24

5.3.2.1 Inner coding for normal FECFRAME.......................................................................................... 24

5.3.2.2 Inner coding for short and medium FECFRAME ........................................................................ 25

5.3.3 Bit interleaver .................................................................................................................................... 25

5.4 Constellations and Bit mapping............................................................................................................... 26

5.4.0 General aspects .................................................................................................................................. 26

5.4.0a Bit mapping into π/2BPSK constellation (VL-SNR modes and VL-SNR Header) .......................... 27

5.4.1 Bit mapping into QPSK constellation ................................................................................................ 27

5.4.2 Bit mapping into 8PSK and 8APSK constellations ........................................................................... 27

5.4.3 Bit mapping into 16APSK constellation ............................................................................................ 28

5.4.4 Bit mapping into 32APSK constellations .......................................................................................... 30

ETSI
---------------------- Page: 3 ----------------------
4 ETSI EN 302 307-2 V1.3.1 (2021-07)

5.4.5 Bit mapping into 64APSK constellations .......................................................................................... 32

5.4.6 Bit mapping into 128APSK constellations ........................................................................................ 35

5.4.7 Bit mapping into 256APSK constellations ........................................................................................ 37

5.5 Physical Layer (PL) framing ................................................................................................................... 43

5.5.0 General aspects .................................................................................................................................. 43

5.5.1 Dummy PLFRAME insertion ............................................................................................................ 43

5.5.2 PL signalling ...................................................................................................................................... 44

5.5.2.0 General aspects ............................................................................................................................ 44

5.5.2.1 SOF field ...................................................................................................................................... 46

5.5.2.2 MODCOD field ............................................................................................................................ 46

5.5.2.3 TYPE field ................................................................................................................................... 48

5.5.2.4 PLS code, no time slicing ............................................................................................................. 48

5.5.2.5 VL-SNR Header ........................................................................................................................... 49

5.5.2.6 Shortening and Puncturing of VL-SNR MODCODs ................................................................... 50

5.5.3 Pilot Insertion..................................................................................................................................... 51

5.5.4 Physical layer scrambling .................................................................................................................. 51

5.5.4.0 General aspects ............................................................................................................................ 51

5.5.4.1 PL scrambling for VL-SNR frames ............................................................................................. 52

5.5.4.1.0 General aspects ....................................................................................................................... 52

5.5.4.1.1 π/2-BPSK modulated frames .................................................................................................. 52

5.6 Baseband shaping and quadrature modulation ........................................................................................ 53

6 Error performance .......................................................................................................................... 53

Annex A (normative): Signal spectrum at the modulator output ............................................ 55

Annex B (normative): Addresses of parity bit accumulators for n = 64 800 ................... 57

ldpc
Annex C (normative): Addresses of parity bit accumulators for nldpc = 16 200 and

nldpc = 32 400 ....................................................................................... 103

Annex D (normative): Additional tools .................................................................................... 108

D.0 General aspects ............................................................................................................................. 108

D.1 Implementation of TS based channel bonding ............................................................................. 108

D.1.1 Transmitting side ................................................................................................................................... 108

D.1.2 Receiving side (informative) ................................................................................................................. 108

D.2 Void .............................................................................................................................................. 108

D.3 Void .............................................................................................................................................. 108

D.4 Void .............................................................................................................................................. 109

D.5 Signalling of reception quality via return channel (normative for ACM) .................................... 109

Annex E (normative): Super-Framing Structure (optional) .................................................. 111

E.1 Purpose of Super-Framing Structure ............................................................................................ 111

E.2 Specification of Super-Frame as a Container ............................................................................... 111

E.2.1 Super-Frame Structure .......................................................................................................................... 111

E.2.2 Start of Super-Frame (SOSF) Field ....................................................................................................... 112

E.2.3 Super-Frame Format Indicator (SFFI) Field.......................................................................................... 112

E.2.4 Two-Way Scrambling ........................................................................................................................... 113

E.2.4.0 General aspects ................................................................................................................................ 113

E.2.4.1 Scrambling Sequence Generation .................................................................................................... 113

E.2.4.2 Two-Way Scrambling Method ........................................................................................................ 114

E.3 Format Specifications as Super-Frame Content ........................................................................... 115

E.3.0 General aspects ...................................................................................................................................... 115

E.3.1 Super-Frame-aligned Pilots (SF-Pilots)................................................................................................. 116

E.3.1.0 General aspects ................................................................................................................................ 116

E.3.1.1 Specification of SF-Pilots Type A ................................................................................................... 117

E.3.2 Format Specification 0: DVB-S2X........................................................................................................ 117

ETSI
---------------------- Page: 4 ----------------------
5 ETSI EN 302 307-2 V1.3.1 (2021-07)

E.3.2.0 General aspects ................................................................................................................................ 117

E.3.2.1 Pilot structure ................................................................................................................................... 118

E.3.2.2 Modified VL-SNR-frame ................................................................................................................ 118

E.3.3 Format Specification 1: DVB-S2 legacy ............................................................................................... 119

E.3.4 Format Specification 2: Bundled PLFRAME (64 800 payload Size) with SF-Pilots ............................ 119

E.3.4.0 General aspects ................................................................................................................................ 119

E.3.4.1 Bundled PLFRAME (64 800 payload) Definition ........................................................................... 120

E.3.4.2 PLHEADER Specification for Bundled PLFRAMEs (64 800 payload) ......................................... 121

E.3.4.3 SF-Pilot Structure ............................................................................................................................ 123

E.3.5 Format Specification 3: Bundled PLFRAME (16 200 Payload Size) with SF-Pilots............................ 124

E.3.5.0 General aspects ................................................................................................................................ 124

E.3.5.1 Bundled PLFRAME Definition ....................................................................................................... 125

E.3.5.2 PLHEADER Specification for Short Bundled PLFRAME.............................................................. 126

E.3.5.3 SF-Pilot Structure ............................................................................................................................ 127

E.3.6 Format Specification 4: Flexible Format with VL-SNR PLH tracking ................................................. 129

E.3.6.0 General aspects ................................................................................................................................ 129

E.3.6.1 Super-Frame Header (SFH) ............................................................................................................. 130

E.3.6.2 SFH-Trailer (ST) ............................................................................................................................. 131

E.3.6.3 Physical Layer Header (PLH) .......................................................................................................... 131

E.3.6.3.0 General aspects .......................................................................................................................... 131

E.3.6.3.1 PLSCODE Definition................................................................................................................. 131

E.3.6.3.2 PLH Protection Levels ............................................................................................................... 132

E.3.6.3.3 Signalling of MOD/COD/SPREAD/SIZE ................................................................................. 133

E.3.6.3.4 Field for TSN ............................................................................................................................. 134

E.3.6.3.5 SOF Sequence ............................................................................................................................ 134

E.3.6.4 PLFRAME structure ........................................................................................................................ 134

E.3.6.5 Pilot structure ................................................................................................................................... 136

E.3.6.5.1 SF-Pilots ..................................................................................................................................... 136

E.3.6.5.2 Special VL-SNR Pilots .............................................................................................................. 136

E.3.6.6 Spreading and Signalling Rules ....................................................................................................... 136

E.3.6.7 Dummy PL Frame Definition .......................................................................................................... 137

E.3.6.7.0 General aspects .......................................................................................................................... 137

E.3.6.7.1 Dummy PL frames with deterministic content ........................................................................... 137

E.3.6.7.2 Dummy PL frames with arbitrary content .................................................................................. 138

E.3.7 Format Specification 5: Periodic Beam Hopping Format with VL-SNR and fragmentation Support... 138

E.3.7.0 General aspects ................................................................................................................................ 138

E.3.7.1 Super-Frame Header (SFH) ............................................................................................................. 140

E.3.7.2 SFH-Trailer (ST) ............................................................................................................................. 141

E.3.7.3 Physical Layer Header (PLH) .......................................................................................................... 141

E.3.7.3.0 General aspects .......................................................................................................................... 141

E.3.7.3.1 PLSCODE Definition................................................................................................................. 141

E.3.7.3.2 PLH Protection Levels ............................................................................................................... 141

E.3.7.3.3 Signalling of MOD/COD/SPREAD/SIZE and TYPE ................................................................ 141

E.3.7.3.4 Field for TSN ............................................................................................................................. 142

E.3.7.3.5 SOF Sequence ............................................................................................................................ 142

E.3.7.4 PLFRAME structure ........................................................................................................................ 142

E.3.7.5 Pilot structure ................................................................................................................................... 143

E.3.7.5.1 SF-Pilots ..................................................................................................................................... 143

E.3.7.5.2 Special VL-SNR Pilots .............................................................................................................. 143

E.3.7.6 Spreading and Signalling Rules ....................................................................................................... 143

E.3.7.7 Dummy PL Frame Definition .......................................................................................................... 143

E.3.7.8 Postamble Definition ....................................................................................................................... 143

E.3.8 Format Specification 6: Traffic Driven Beam Hopping Format with VL-SNR Support ....................... 144

E.3.8.0 General aspects ................................................................................................................................ 144

E.3.8.1 Super-Frame Header (SFH) ............................................................................................................. 146

E.3.8.2 Physical Layer Trailer (ST) ............................................................................................................. 146

E.3.8.3 Physical Layer Header (PLH) .......................................................................................................... 146

E.3.8.4 PLFRAME structure ........................................................................................................................ 146

E.3.8.5 Pilot structure ................................................................................................................................... 146

E.3.8.5.1 SF-Pilots ..................................................................................................................................... 146

E.3.8.5.2 Special VL-SNR Pilots .............................................................................................................. 146

E.3.8.6 Spreading and Signalling Rules ....................................................................................................... 147

ETSI
---------------------- Page: 5 ----------------------
6 ETSI EN 302 307-2 V1.3.1 (2021-07)

E.3.8.7 Dummy PL Frame Definition .......................................................................................................... 147

E.3.8.8 Postamble Definition ....................................................................................................................... 147

E.3.9 Format Specification 7: Simplified Traffic Driven Beam Hopping Format without VL-SNR Support 147

E.3.9.0 General aspects ................................................................................................................................ 147

E.3.9.1 Superframe Header (SFH) ............................................................................................................... 148

E.3.9.2 SFH-Trailer (ST) ............................................................................................................................. 148

E.3.9.3 Physical Layer Header (PLH) .......................................................................................................... 148

E.3.9.3.0 General aspects .......................................................................................................................... 148

E.3.9.3.1 PLSCODE Definition................................................................................................................. 148

E.3.9.3.2 PLH Protection Levels ............................................................................................................... 149

E.3.9.3.3 Signalling of MOD/COD/SPREAD/SIZE and TYPE ................................................................ 149

E.3.9.3.4 Field for TSN ............................................................................................................................. 149

E.3.9.3.5 SOF Sequence ............................................................................................................................ 149

E.3.9.4 PLFRAME structure ........................................................................................................................ 149

E.3.9.5 SF-Pilot struc
...

Draft ETSI EN 302 307-2 V1.3.1 (2021-04)
EUROPEAN STANDARD
Digital Video Broadcasting (DVB);
Second generation framing structure, channel coding and
modulation systems for Broadcasting,
Interactive Services, News Gathering and
other broadband satellite applications;
Part 2: DVB-S2 Extensions (DVB-S2X)
---------------------- Page: 1 ----------------------
2 Draft ETSI EN 302 307-2 V1.3.1 (2021-04)
Reference
REN/JTC-DVB-395-2
Keywords
BSS, digital, DVB, modulation, satellite, TV
ETSI
650 Route des Lucioles
F-06921 Sophia Antipolis Cedex - FRANCE
Tel.: +33 4 92 94 42 00 Fax: +33 4 93 65 47 16
Siret N° 348 623 562 00017 - APE 7112B
Association à but non lucratif enregistrée à la
Sous-Préfecture de Grasse (06) N° w061004871
Important notice
The present document can be downloaded from:
http://www.etsi.org/standards-search

The present document may be made available in electronic versions and/or in print. The content of any electronic and/or

print versions of the present document shall not be modified without the prior written authorization of ETSI. In case of any

existing or perceived difference in contents between such versions and/or in print, the prevailing version of an ETSI

deliverable is the one made publicly available in PDF format at www.etsi.org/deliver.

Users of the present document should be aware that the document may be subject to revision or change of status.

Information on the current status of this and other ETSI documents is available at

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If you find errors in the present document, please send your comment to one of the following services:

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Notice of disclaimer & limitation of liability

The information provided in the present deliverable is directed solely to professionals who have the appropriate degree of

experience to understand and interpret its content in accordance with generally accepted engineering or

other professional standard and applicable regulations.

No recommendation as to products and services or vendors is made or should be implied.

In no event shall ETSI be held liable for loss of profits or any other incidental or consequential damages.

Any software contained in this deliverable is provided "AS IS" with no warranties, express or implied, including but not

limited to, the warranties of merchantability, fitness for a particular purpose and non-infringement of intellectual property

rights and ETSI shall not be held liable in any event for any damages whatsoever (including, without limitation, damages

for loss of profits, business interruption, loss of information, or any other pecuniary loss) arising out of or related to the use

of or inability to use the software.
Copyright Notification

No part may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and

microfilm except as authorized by written permission of ETSI.

The content of the PDF version shall not be modified without the written authorization of ETSI.

The copyright and the foregoing restriction extend to reproduction in all media.
© ETSI 2021.
© European Broadcasting Union 2021.
All rights reserved.
ETSI
---------------------- Page: 2 ----------------------
3 Draft ETSI EN 302 307-2 V1.3.1 (2021-04)
Contents

Intellectual Property Rights ........................................................................................................................ 8

Foreword ..................................................................................................................................................... 8

Modal verbs terminology ............................................................................................................................ 9

Introduction ................................................................................................................................................ 9

1 Scope .............................................................................................................................................. 10

2 References ...................................................................................................................................... 10

2.1 Normative references .............................................................................................................................. 10

2.2 Informative references ............................................................................................................................. 11

3 Definition of terms, symbols and abbreviations ............................................................................. 11

3.1 Terms ....................................................................................................................................................... 11

3.2 Symbols ................................................................................................................................................... 11

3.3 Abbreviations .......................................................................................................................................... 11

4 Transmission system description .................................................................................................... 12

4.0 General aspects ........................................................................................................................................ 12

4.1 System definition ..................................................................................................................................... 12

4.2 System architecture ................................................................................................................................. 12

4.3 System configurations ............................................................................................................................. 12

5 Subsystems specifications .............................................................................................................. 16

5.1 Mode adaptation ...................................................................................................................................... 16

5.1.0 General aspects .................................................................................................................................. 16

5.1.1 Input Interfaces .................................................................................................................................. 16

5.1.2 Input stream synchronizer (optional, not relevant for single TS - BS) .............................................. 16

5.1.3 Null-Packet Deletion (ACM and Transport Stream only) ................................................................. 16

5.1.4 CRC-8 encoder (for packetized streams only) ................................................................................... 16

5.1.5 Merger/Slicer ..................................................................................................................................... 16

5.1.6 Base-Band Header insertion .............................................................................................................. 16

5.1.7 GSE High Efficiency Mode (GSE-HEM) .......................................................................................... 17

5.1.8 Channel bonding for multi-tuner (L) receivers .................................................................................. 18

5.1.8.1 Introduction to channel bonding .................................................................................................. 18

5.1.8.2 Channel bonding for TS transmission .......................................................................................... 19

5.1.8.3 Channel bonding for GSE transmission ....................................................................................... 20

5.1.8.3.0 General aspects ....................................................................................................................... 20

5.1.8.3.1 Channel bonding for Generic Packetized streams .................................................................. 22

5.1.8.3.2 Channel bonding for Generic Continuous streams ................................................................. 22

5.2 Stream Adaptation ................................................................................................................................... 22

5.2.0 General aspects .................................................................................................................................. 22

5.2.1 Padding .............................................................................................................................................. 22

5.2.2 BB scrambling ................................................................................................................................... 22

5.3 FEC Encoding ......................................................................................................................................... 22

5.3.0 General aspects .................................................................................................................................. 22

5.3.1 Outer encoding (BCH) ....................................................................................................................... 24

5.3.2 Inner encoding (LDPC) ..................................................................................................................... 24

5.3.2.0 General aspects ............................................................................................................................ 24

5.3.2.1 Inner coding for normal FECFRAME.......................................................................................... 24

5.3.2.2 Inner coding for short and medium FECFRAME ........................................................................ 25

5.3.3 Bit interleaver .................................................................................................................................... 25

5.4 Constellations and Bit mapping............................................................................................................... 26

5.4.0 General aspects .................................................................................................................................. 26

5.4.0a Bit mapping into π/2BPSK constellation (VL-SNR modes and VL-SNR Header) .......................... 27

5.4.1 Bit mapping into QPSK constellation ................................................................................................ 27

5.4.2 Bit mapping into 8PSK and 8APSK constellations ........................................................................... 27

5.4.3 Bit mapping into 16APSK constellation ............................................................................................ 28

5.4.4 Bit mapping into 32APSK constellations .......................................................................................... 30

ETSI
---------------------- Page: 3 ----------------------
4 Draft ETSI EN 302 307-2 V1.3.1 (2021-04)

5.4.5 Bit mapping into 64APSK constellations .......................................................................................... 32

5.4.6 Bit mapping into 128APSK constellations ........................................................................................ 35

5.4.7 Bit mapping into 256APSK constellations ........................................................................................ 37

5.5 Physical Layer (PL) framing ................................................................................................................... 43

5.5.0 General aspects .................................................................................................................................. 43

5.5.1 Dummy PLFRAME insertion ............................................................................................................ 43

5.5.2 PL signalling ...................................................................................................................................... 44

5.5.2.0 General aspects ............................................................................................................................ 44

5.5.2.1 SOF field ...................................................................................................................................... 46

5.5.2.2 MODCOD field ............................................................................................................................ 46

5.5.2.3 TYPE field ................................................................................................................................... 48

5.5.2.4 PLS code, no time slicing ............................................................................................................. 48

5.5.2.5 VL-SNR Header ........................................................................................................................... 49

5.5.2.6 Shortening and Puncturing of VL-SNR MODCODs ................................................................... 50

5.5.3 Pilot Insertion..................................................................................................................................... 51

5.5.4 Physical layer scrambling .................................................................................................................. 51

5.5.4.0 General aspects ............................................................................................................................ 51

5.5.4.1 PL scrambling for VL-SNR frames ............................................................................................. 52

5.5.4.1.0 General aspects ....................................................................................................................... 52

5.5.4.1.1 π/2-BPSK modulated frames .................................................................................................. 52

5.6 Baseband shaping and quadrature modulation ........................................................................................ 53

6 Error performance .......................................................................................................................... 53

Annex A (normative): Signal spectrum at the modulator output ............................................ 55

Annex B (normative): Addresses of parity bit accumulators for n = 64 800 ................... 57

ldpc
Annex C (normative): Addresses of parity bit accumulators for nldpc = 16 200 and

nldpc = 32 400 ....................................................................................... 103

Annex D (normative): Additional tools .................................................................................... 108

D.0 General aspects ............................................................................................................................. 108

D.1 Implementation of TS based channel bonding ............................................................................. 108

D.1.1 Transmitting side ................................................................................................................................... 108

D.1.2 Receiving side (informative) ................................................................................................................. 108

D.2 Void .............................................................................................................................................. 108

D.3 Void .............................................................................................................................................. 108

D.4 Void .............................................................................................................................................. 109

D.5 Signalling of reception quality via return channel (normative for ACM) .................................... 109

Annex E (normative): Super-Framing Structure (optional) .................................................. 111

E.1 Purpose of Super-Framing Structure ............................................................................................ 111

E.2 Specification of Super-Frame as a Container ............................................................................... 111

E.2.1 Super-Frame Structure .......................................................................................................................... 111

E.2.2 Start of Super-Frame (SOSF) Field ....................................................................................................... 112

E.2.3 Super-Frame Format Indicator (SFFI) Field.......................................................................................... 112

E.2.4 Two-Way Scrambling ........................................................................................................................... 113

E.2.4.0 General aspects ................................................................................................................................ 113

E.2.4.1 Scrambling Sequence Generation .................................................................................................... 113

E.2.4.2 Two-Way Scrambling Method ........................................................................................................ 114

E.3 Format Specifications as Super-Frame Content ........................................................................... 115

E.3.0 General aspects ...................................................................................................................................... 115

E.3.1 Super-Frame-aligned Pilots (SF-Pilots)................................................................................................. 116

E.3.1.0 General aspects ................................................................................................................................ 116

E.3.1.1 Specification of SF-Pilots Type A ................................................................................................... 117

E.3.2 Format Specification 0: DVB-S2X........................................................................................................ 117

ETSI
---------------------- Page: 4 ----------------------
5 Draft ETSI EN 302 307-2 V1.3.1 (2021-04)

E.3.2.0 General aspects ................................................................................................................................ 117

E.3.2.1 Pilot structure ................................................................................................................................... 118

E.3.2.2 Modified VL-SNR-frame ................................................................................................................ 118

E.3.3 Format Specification 1: DVB-S2 legacy ............................................................................................... 119

E.3.4 Format Specification 2: Bundled PLFRAME (64 800 payload Size) with SF-Pilots ............................ 119

E.3.4.0 General aspects ................................................................................................................................ 119

E.3.4.1 Bundled PLFRAME (64 800 payload) Definition ........................................................................... 120

E.3.4.2 PLHEADER Specification for Bundled PLFRAMEs (64 800 payload) ......................................... 121

E.3.4.3 SF-Pilot Structure ............................................................................................................................ 123

E.3.5 Format Specification 3: Bundled PLFRAME (16 200 Payload Size) with SF-Pilots............................ 124

E.3.5.0 General aspects ................................................................................................................................ 124

E.3.5.1 Bundled PLFRAME Definition ....................................................................................................... 125

E.3.5.2 PLHEADER Specification for Short Bundled PLFRAME.............................................................. 126

E.3.5.3 SF-Pilot Structure ............................................................................................................................ 127

E.3.6 Format Specification 4: Flexible Format with VL-SNR PLH tracking ................................................. 129

E.3.6.0 General aspects ................................................................................................................................ 129

E.3.6.1 Super-Frame Header (SFH) ............................................................................................................. 130

E.3.6.2 SFH-Trailer (ST) ............................................................................................................................. 131

E.3.6.3 Physical Layer Header (PLH) .......................................................................................................... 131

E.3.6.3.0 General aspects .......................................................................................................................... 131

E.3.6.3.1 PLSCODE Definition................................................................................................................. 131

E.3.6.3.2 PLH Protection Levels ............................................................................................................... 132

E.3.6.3.3 Signalling of MOD/COD/SPREAD/SIZE ................................................................................. 133

E.3.6.3.4 Field for TSN ............................................................................................................................. 134

E.3.6.3.5 SOF Sequence ............................................................................................................................ 134

E.3.6.4 PLFRAME structure ........................................................................................................................ 134

E.3.6.5 Pilot structure ................................................................................................................................... 136

E.3.6.5.1 SF-Pilots ..................................................................................................................................... 136

E.3.6.5.2 Special VL-SNR Pilots .............................................................................................................. 136

E.3.6.6 Spreading and Signalling Rules ....................................................................................................... 136

E.3.6.7 Dummy PL Frame Definition .......................................................................................................... 137

E.3.6.7.0 General aspects .......................................................................................................................... 137

E.3.6.7.1 Dummy PL frames with deterministic content ........................................................................... 137

E.3.6.7.2 Dummy PL frames with arbitrary content .................................................................................. 138

E.3.7 Format Specification 5: Periodic Beam Hopping Format with VL-SNR and fragmentation Support... 138

E.3.7.0 General aspects ................................................................................................................................ 138

E.3.7.1 Super-Frame Header (SFH) ............................................................................................................. 140

E.3.7.2 SFH-Trailer (ST) ............................................................................................................................. 141

E.3.7.3 Physical Layer Header (PLH) .......................................................................................................... 141

E.3.7.3.0 General aspects .......................................................................................................................... 141

E.3.7.3.1 PLSCODE Definition................................................................................................................. 141

E.3.7.3.2 PLH Protection Levels ............................................................................................................... 141

E.3.7.3.3 Signalling of MOD/COD/SPREAD/SIZE and TYPE ................................................................ 141

E.3.7.3.4 Field for TSN ............................................................................................................................. 142

E.3.7.3.5 SOF Sequence ............................................................................................................................ 142

E.3.7.4 PLFRAME structure ........................................................................................................................ 142

E.3.7.5 Pilot structure ................................................................................................................................... 143

E.3.7.5.1 SF-Pilots ..................................................................................................................................... 143

E.3.7.5.2 Special VL-SNR Pilots .............................................................................................................. 143

E.3.7.6 Spreading and Signalling Rules ....................................................................................................... 143

E.3.7.7 Dummy PL Frame Definition .......................................................................................................... 143

E.3.7.8 Postamble Definition ....................................................................................................................... 143

E.3.8 Format Specification 6: Traffic Driven Beam Hopping Format with VL-SNR Support ....................... 144

E.3.8.0 General aspects ................................................................................................................................ 144

E.3.8.1 Super-Frame Header (SFH) ............................................................................................................. 146

E.3.8.2 Physical Layer Trailer (ST) ............................................................................................................. 146

E.3.8.3 Physical Layer Header (PLH) .......................................................................................................... 146

E.3.8.4 PLFRAME structure ........................................................................................................................ 146

E.3.8.5 Pilot structure ................................................................................................................................... 146

E.3.8.5.1 SF-Pilots ..................................................................................................................................... 146

E.3.8.5.2 Special VL-SNR Pilots .............................................................................................................. 146

E.3.8.6 Spreading and Signalling Rules ....................................................................................................... 147

ETSI
---------------------- Page: 5 ----------------------
6 Draft ETSI EN 302 307-2 V1.3.1 (2021-04)

E.3.8.7 Dummy PL Frame Definition .......................................................................................................... 147

E.3.8.8 Postamble Definition ....................................................................................................................... 147

E.3.9 Format Specification 7: Simplified Traffic Driven Beam Hopping Format without VL-SNR Support 147

E.3.9.0 General aspects ................................................................................................................................ 147

E.3.9.1 Superframe Header (SFH) ............................................................................................................... 148

E.3.9.2 SFH-Trailer (ST) ............................................................................................................................. 148

E.3.9.3 Physical Layer Header (PLH) .......................................................................................................... 148

E.3.9.3.0 General aspects .......................................................................................................................... 148

E.3.9.3.1 PLSCODE Definition................................................................................................................. 148

E.3.9.3.2 PLH Protection Levels ............................................................................................................... 149

E.3.9.3.3 Signalling of MOD/COD/SPREAD/SIZE and TYPE ................................................................ 149

E.3.9.3.4 Field for TSN ............................................................................................................................. 149

E.3.9.3.5 SOF Sequence ............................................................................................................................ 149

E.3.9.4 PLFRAME structure ................................................................................................................

...

SLOVENSKI STANDARD
oSIST prEN 302 307-2 V1.3.1:2021
01-julij-2021

Digitalna videoradiodifuzija (DVB) - Druga generacija strukture okvirov, kodiranja

kanalov in modulacijskih sistemov za radiodifuzijo, interaktivne storitve,

novinarstvo in druge širokopasovne satelitske aplikacije - 2. del: Priključki DVB-S2

(DVB-S2X)

Digital Video Broadcasting (DVB) - Second generation framing structure, channel coding

and modulation systems for Broadcasting, Interactive Services, News Gathering and

other broadband satellite applications - Part 2: DVB-S2 Extensions (DVB-S2X)
Ta slovenski standard je istoveten z: ETSI EN 302 307-2 V1.3.1 (2021-04)
ICS:
33.170 Televizijska in radijska Television and radio
difuzija broadcasting
oSIST prEN 302 307-2 V1.3.1:2021 en

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

---------------------- Page: 1 ----------------------
oSIST prEN 302 307-2 V1.3.1:2021
---------------------- Page: 2 ----------------------
oSIST prEN 302 307-2 V1.3.1:2021
Draft ETSI EN 302 307-2 V1.3.1 (2021-04)
EUROPEAN STANDARD
Digital Video Broadcasting (DVB);
Second generation framing structure, channel coding and
modulation systems for Broadcasting,
Interactive Services, News Gathering and
other broadband satellite applications;
Part 2: DVB-S2 Extensions (DVB-S2X)
---------------------- Page: 3 ----------------------
oSIST prEN 302 307-2 V1.3.1:2021
2 Draft ETSI EN 302 307-2 V1.3.1 (2021-04)
Reference
REN/JTC-DVB-395-2
Keywords
BSS, digital, DVB, modulation, satellite, TV
ETSI
650 Route des Lucioles
F-06921 Sophia Antipolis Cedex - FRANCE
Tel.: +33 4 92 94 42 00 Fax: +33 4 93 65 47 16
Siret N° 348 623 562 00017 - APE 7112B
Association à but non lucratif enregistrée à la
Sous-Préfecture de Grasse (06) N° w061004871
Important notice
The present document can be downloaded from:
http://www.etsi.org/standards-search

The present document may be made available in electronic versions and/or in print. The content of any electronic and/or

print versions of the present document shall not be modified without the prior written authorization of ETSI. In case of any

existing or perceived difference in contents between such versions and/or in print, the prevailing version of an ETSI

deliverable is the one made publicly available in PDF format at www.etsi.org/deliver.

Users of the present document should be aware that the document may be subject to revision or change of status.

Information on the current status of this and other ETSI documents is available at

https://portal.etsi.org/TB/ETSIDeliverableStatus.aspx

If you find errors in the present document, please send your comment to one of the following services:

https://portal.etsi.org/People/CommiteeSupportStaff.aspx
Notice of disclaimer & limitation of liability

The information provided in the present deliverable is directed solely to professionals who have the appropriate degree of

experience to understand and interpret its content in accordance with generally accepted engineering or

other professional standard and applicable regulations.

No recommendation as to products and services or vendors is made or should be implied.

In no event shall ETSI be held liable for loss of profits or any other incidental or consequential damages.

Any software contained in this deliverable is provided "AS IS" with no warranties, express or implied, including but not

limited to, the warranties of merchantability, fitness for a particular purpose and non-infringement of intellectual property

rights and ETSI shall not be held liable in any event for any damages whatsoever (including, without limitation, damages

for loss of profits, business interruption, loss of information, or any other pecuniary loss) arising out of or related to the use

of or inability to use the software.
Copyright Notification

No part may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and

microfilm except as authorized by written permission of ETSI.

The content of the PDF version shall not be modified without the written authorization of ETSI.

The copyright and the foregoing restriction extend to reproduction in all media.
© ETSI 2021.
© European Broadcasting Union 2021.
All rights reserved.
ETSI
---------------------- Page: 4 ----------------------
oSIST prEN 302 307-2 V1.3.1:2021
3 Draft ETSI EN 302 307-2 V1.3.1 (2021-04)
Contents

Intellectual Property Rights ........................................................................................................................ 8

Foreword ..................................................................................................................................................... 8

Modal verbs terminology ............................................................................................................................ 9

Introduction ................................................................................................................................................ 9

1 Scope .............................................................................................................................................. 10

2 References ...................................................................................................................................... 10

2.1 Normative references .............................................................................................................................. 10

2.2 Informative references ............................................................................................................................. 11

3 Definition of terms, symbols and abbreviations ............................................................................. 11

3.1 Terms ....................................................................................................................................................... 11

3.2 Symbols ................................................................................................................................................... 11

3.3 Abbreviations .......................................................................................................................................... 11

4 Transmission system description .................................................................................................... 12

4.0 General aspects ........................................................................................................................................ 12

4.1 System definition ..................................................................................................................................... 12

4.2 System architecture ................................................................................................................................. 12

4.3 System configurations ............................................................................................................................. 12

5 Subsystems specifications .............................................................................................................. 16

5.1 Mode adaptation ...................................................................................................................................... 16

5.1.0 General aspects .................................................................................................................................. 16

5.1.1 Input Interfaces .................................................................................................................................. 16

5.1.2 Input stream synchronizer (optional, not relevant for single TS - BS) .............................................. 16

5.1.3 Null-Packet Deletion (ACM and Transport Stream only) ................................................................. 16

5.1.4 CRC-8 encoder (for packetized streams only) ................................................................................... 16

5.1.5 Merger/Slicer ..................................................................................................................................... 16

5.1.6 Base-Band Header insertion .............................................................................................................. 16

5.1.7 GSE High Efficiency Mode (GSE-HEM) .......................................................................................... 17

5.1.8 Channel bonding for multi-tuner (L) receivers .................................................................................. 18

5.1.8.1 Introduction to channel bonding .................................................................................................. 18

5.1.8.2 Channel bonding for TS transmission .......................................................................................... 19

5.1.8.3 Channel bonding for GSE transmission ....................................................................................... 20

5.1.8.3.0 General aspects ....................................................................................................................... 20

5.1.8.3.1 Channel bonding for Generic Packetized streams .................................................................. 22

5.1.8.3.2 Channel bonding for Generic Continuous streams ................................................................. 22

5.2 Stream Adaptation ................................................................................................................................... 22

5.2.0 General aspects .................................................................................................................................. 22

5.2.1 Padding .............................................................................................................................................. 22

5.2.2 BB scrambling ................................................................................................................................... 22

5.3 FEC Encoding ......................................................................................................................................... 22

5.3.0 General aspects .................................................................................................................................. 22

5.3.1 Outer encoding (BCH) ....................................................................................................................... 24

5.3.2 Inner encoding (LDPC) ..................................................................................................................... 24

5.3.2.0 General aspects ............................................................................................................................ 24

5.3.2.1 Inner coding for normal FECFRAME.......................................................................................... 24

5.3.2.2 Inner coding for short and medium FECFRAME ........................................................................ 25

5.3.3 Bit interleaver .................................................................................................................................... 25

5.4 Constellations and Bit mapping............................................................................................................... 26

5.4.0 General aspects .................................................................................................................................. 26

5.4.0a Bit mapping into π/2BPSK constellation (VL-SNR modes and VL-SNR Header) .......................... 27

5.4.1 Bit mapping into QPSK constellation ................................................................................................ 27

5.4.2 Bit mapping into 8PSK and 8APSK constellations ........................................................................... 27

5.4.3 Bit mapping into 16APSK constellation ............................................................................................ 28

5.4.4 Bit mapping into 32APSK constellations .......................................................................................... 30

ETSI
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oSIST prEN 302 307-2 V1.3.1:2021
4 Draft ETSI EN 302 307-2 V1.3.1 (2021-04)

5.4.5 Bit mapping into 64APSK constellations .......................................................................................... 32

5.4.6 Bit mapping into 128APSK constellations ........................................................................................ 35

5.4.7 Bit mapping into 256APSK constellations ........................................................................................ 37

5.5 Physical Layer (PL) framing ................................................................................................................... 43

5.5.0 General aspects .................................................................................................................................. 43

5.5.1 Dummy PLFRAME insertion ............................................................................................................ 43

5.5.2 PL signalling ...................................................................................................................................... 44

5.5.2.0 General aspects ............................................................................................................................ 44

5.5.2.1 SOF field ...................................................................................................................................... 46

5.5.2.2 MODCOD field ............................................................................................................................ 46

5.5.2.3 TYPE field ................................................................................................................................... 48

5.5.2.4 PLS code, no time slicing ............................................................................................................. 48

5.5.2.5 VL-SNR Header ........................................................................................................................... 49

5.5.2.6 Shortening and Puncturing of VL-SNR MODCODs ................................................................... 50

5.5.3 Pilot Insertion..................................................................................................................................... 51

5.5.4 Physical layer scrambling .................................................................................................................. 51

5.5.4.0 General aspects ............................................................................................................................ 51

5.5.4.1 PL scrambling for VL-SNR frames ............................................................................................. 52

5.5.4.1.0 General aspects ....................................................................................................................... 52

5.5.4.1.1 π/2-BPSK modulated frames .................................................................................................. 52

5.6 Baseband shaping and quadrature modulation ........................................................................................ 53

6 Error performance .......................................................................................................................... 53

Annex A (normative): Signal spectrum at the modulator output ............................................ 55

Annex B (normative): Addresses of parity bit accumulators for n = 64 800 ................... 57

ldpc
Annex C (normative): Addresses of parity bit accumulators for nldpc = 16 200 and

nldpc = 32 400 ....................................................................................... 103

Annex D (normative): Additional tools .................................................................................... 108

D.0 General aspects ............................................................................................................................. 108

D.1 Implementation of TS based channel bonding ............................................................................. 108

D.1.1 Transmitting side ................................................................................................................................... 108

D.1.2 Receiving side (informative) ................................................................................................................. 108

D.2 Void .............................................................................................................................................. 108

D.3 Void .............................................................................................................................................. 108

D.4 Void .............................................................................................................................................. 109

D.5 Signalling of reception quality via return channel (normative for ACM) .................................... 109

Annex E (normative): Super-Framing Structure (optional) .................................................. 111

E.1 Purpose of Super-Framing Structure ............................................................................................ 111

E.2 Specification of Super-Frame as a Container ............................................................................... 111

E.2.1 Super-Frame Structure .......................................................................................................................... 111

E.2.2 Start of Super-Frame (SOSF) Field ....................................................................................................... 112

E.2.3 Super-Frame Format Indicator (SFFI) Field.......................................................................................... 112

E.2.4 Two-Way Scrambling ........................................................................................................................... 113

E.2.4.0 General aspects ................................................................................................................................ 113

E.2.4.1 Scrambling Sequence Generation .................................................................................................... 113

E.2.4.2 Two-Way Scrambling Method ........................................................................................................ 114

E.3 Format Specifications as Super-Frame Content ........................................................................... 115

E.3.0 General aspects ...................................................................................................................................... 115

E.3.1 Super-Frame-aligned Pilots (SF-Pilots)................................................................................................. 116

E.3.1.0 General aspects ................................................................................................................................ 116

E.3.1.1 Specification of SF-Pilots Type A ................................................................................................... 117

E.3.2 Format Specification 0: DVB-S2X........................................................................................................ 117

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oSIST prEN 302 307-2 V1.3.1:2021
5 Draft ETSI EN 302 307-2 V1.3.1 (2021-04)

E.3.2.0 General aspects ................................................................................................................................ 117

E.3.2.1 Pilot structure ................................................................................................................................... 118

E.3.2.2 Modified VL-SNR-frame ................................................................................................................ 118

E.3.3 Format Specification 1: DVB-S2 legacy ............................................................................................... 119

E.3.4 Format Specification 2: Bundled PLFRAME (64 800 payload Size) with SF-Pilots ............................ 119

E.3.4.0 General aspects ................................................................................................................................ 119

E.3.4.1 Bundled PLFRAME (64 800 payload) Definition ........................................................................... 120

E.3.4.2 PLHEADER Specification for Bundled PLFRAMEs (64 800 payload) ......................................... 121

E.3.4.3 SF-Pilot Structure ............................................................................................................................ 123

E.3.5 Format Specification 3: Bundled PLFRAME (16 200 Payload Size) with SF-Pilots............................ 124

E.3.5.0 General aspects ................................................................................................................................ 124

E.3.5.1 Bundled PLFRAME Definition ....................................................................................................... 125

E.3.5.2 PLHEADER Specification for Short Bundled PLFRAME.............................................................. 126

E.3.5.3 SF-Pilot Structure ............................................................................................................................ 127

E.3.6 Format Specification 4: Flexible Format with VL-SNR PLH tracking ................................................. 129

E.3.6.0 General aspects ................................................................................................................................ 129

E.3.6.1 Super-Frame Header (SFH) ............................................................................................................. 130

E.3.6.2 SFH-Trailer (ST) ............................................................................................................................. 131

E.3.6.3 Physical Layer Header (PLH) .......................................................................................................... 131

E.3.6.3.0 General aspects .......................................................................................................................... 131

E.3.6.3.1 PLSCODE Definition................................................................................................................. 131

E.3.6.3.2 PLH Protection Levels ............................................................................................................... 132

E.3.6.3.3 Signalling of MOD/COD/SPREAD/SIZE ................................................................................. 133

E.3.6.3.4 Field for TSN ............................................................................................................................. 134

E.3.6.3.5 SOF Sequence ............................................................................................................................ 134

E.3.6.4 PLFRAME structure ........................................................................................................................ 134

E.3.6.5 Pilot structure ................................................................................................................................... 136

E.3.6.5.1 SF-Pilots ..................................................................................................................................... 136

E.3.6.5.2 Special VL-SNR Pilots .............................................................................................................. 136

E.3.6.6 Spreading and Signalling Rules ....................................................................................................... 136

E.3.6.7 Dummy PL Frame Definition .......................................................................................................... 137

E.3.6.7.0 General aspects .......................................................................................................................... 137

E.3.6.7.1 Dummy PL frames with deterministic content ........................................................................... 137

E.3.6.7.2 Dummy PL frames with arbitrary content .................................................................................. 138

E.3.7 Format Specification 5: Periodic Beam Hopping Format with VL-SNR and fragmentation Support... 138

E.3.7.0 General aspects ................................................................................................................................ 138

E.3.7.1 Super-Frame Header (SFH) ............................................................................................................. 140

E.3.7.2 SFH-Trailer (ST) ............................................................................................................................. 141

E.3.7.3 Physical Layer Header (PLH) .......................................................................................................... 141

E.3.7.3.0 General aspects .......................................................................................................................... 141

E.3.7.3.1 PLSCODE Definition................................................................................................................. 141

E.3.7.3.2 PLH Protection Levels ............................................................................................................... 141

E.3.7.3.3 Signalling of MOD/COD/SPREAD/SIZE and TYPE ................................................................ 141

E.3.7.3.4 Field for TSN ............................................................................................................................. 142

E.3.7.3.5 SOF Sequence ............................................................................................................................ 142

E.3.7.4 PLFRAME structure ........................................................................................................................ 142

E.3.7.5 Pilot structure ................................................................................................................................... 143

E.3.7.5.1 SF-Pilots ..................................................................................................................................... 143

E.3.7.5.2 Special VL-SNR Pilots .............................................................................................................. 143

E.3.7.6 Spreading and Signalling Rules ....................................................................................................... 143

E.3.7.7 Dummy PL Frame Definition .......................................................................................................... 143

E.3.7.8 Postamble Definition ....................................................................................................................... 143

E.3.8 Format Specification 6: Traffic Driven Beam Hopping Format with VL-SNR Support ....................... 144

E.3.8.0 General aspects ................................................................................................................................ 144

E.3.8.1 Super-Frame Header (SFH) ............................................................................................................. 146

E.3.8.2 Physical Layer Trailer (ST) ............................................................................................................. 146

E.3.8.3 Physical Layer Header (PLH) .......................................................................................................... 146

E.3.8.4 PLFRAME structure ........................................................................................................................ 146

E.3.8.5 Pilot structure ................................................................................................................................... 146

E.3.8.5.1 SF-Pilots ..................................................................................................................................... 146

E.3.8.5.2 Special VL-SNR Pilots .............................................................................................................. 146

E.3.8.6 Spreading and Signalling Rules ....................................................................................................... 147

ETSI
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oSIST prEN 302 307-2 V1.3.1:2021
6 Draft ETSI EN 302 307-2 V1.3.1 (2021-04)

E.3.8.7 Dummy PL Frame Definition .......................................................................................................... 147

E.3.8.8 Postamble Definition ....................................................................................................................... 147

E.3.9 Format Specification 7: Simplified Traffic Driven Beam Hopping Format without VL-SNR Support 147

E.3.9.0 General aspects ................................................................................................................................ 147

E.3.9.1 Superframe Header (SFH) ............................................................................................................... 148

E.3.9.2 SFH-Trailer (ST) ........................................................................

...

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