SIST EN 303 978 V2.2.1:2025

Satellite Earth Stations and Systems (SES) - Earth Stations on Mobile Platforms (ESOMP) communicating with satellites in geostationary orbit, operating in the 27,5 GHz to 30,0 GHz and 17,3 GHz to 20,2 GHz frequency bands - Harmonised Standard for access to radio spectrum

REN/SES-00468

Satelitske zemeljske postaje in sistemi (SES) - Zemeljske postaje na mobilnih platformah (ESOMP), ki komunicirajo s sateliti v geostacionarni orbiti in delujejo v frekvenčnih pasovih od 27,5 GHz do 30,0 GHz in od 17,3 GHz do 20,2 GHz - Harmonizirani standard za dostop do radijskega spektra

General Information

• Status: Published
• Public Enquiry End Date: 30-Nov-2024
• Publication Date: 08-Jan-2025
• ICS: 33.060.30 - Radio relay and fixed satellite communications systems
• Technical Committee: MOC - Mobile Communications
• Current Stage: 6060 - National Implementation/Publication (Adopted Project)
• Start Date: 06-Jan-2025
• Due Date: 13-Mar-2025
• Completion Date: 09-Jan-2025
• Ref Project: ETSI EN 303 978 V2.2.1 (2024-12) - Satellite Earth Stations and Systems (SES); Earth Stations on Mobile Platforms (ESOMP) communicating with satellites in geostationary orbit, operating in the 27,5 GHz to 30,0 GHz and 17,3 GHz to 20,2 GHz frequency bands; Harmonised Standard for access to radio spectrum

Standards Content (Sample)

Draft ETSI EN 303 978 V2.2.0 (2024-09)

HARMONISED EUROPEAN STANDARD
Satellite Earth Stations and Systems (SES);
Earth Stations on Mobile Platforms (ESOMP)
communicating with satellites in geostationary orbit,
operating in the 27,5 GHz to 30,0 GHz and
17,3 GHz to 20,2 GHz frequency bands;
Harmonised Standard for access to radio spectrum

2 Draft ETSI EN 303 978 V2.2.0 (2024-09)
Reference
REN/SES-00468
Keywords
antenna, earth station, GSO, mobile, regulation,
satellite
ETSI
650 Route des Lucioles
F-06921 Sophia Antipolis Cedex - FRANCE

Tel.: [phone]  Fax: [phone]

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 the
ETSI Search & Browse Standards application.
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 on ETSI deliver.
Users should be aware that the present document may be revised or have its status changed,
this information is available in the Milestones listing.
If you find errors in the present document, please send your comments to
the relevant service listed under Committee Support Staff.
If you find a security vulnerability in the present document, please report it through our
Coordinated Vulnerability Disclosure (CVD) program.
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 2024.
All rights reserved.
ETSI
3 Draft ETSI EN 303 978 V2.2.0 (2024-09)
Contents
Intellectual Property Rights . 8
Foreword . 8
Modal verbs terminology . 9
Introduction . 9
1 Scope . 11
2 References . 11
2.1 Normative references . 11
2.2 Informative references . 12
3 Definitions of terms, symbols and abbreviations . 13
3.1 Terms . 13
3.2 Symbols . 14
3.3 Abbreviations . 15
4 Technical requirements specifications . 16
4.1 General . 16
4.1.1 Environmental profile . 16
4.1.2 Operational configurations . 16
4.1.3 Determination of geographical location of the ESOMP . 16
4.1.4 EIRP for networks of ESOMPs . 16
Aggregate
4.1.5 Presentation of equipment for testing purposes . 16
4.1.6 Choice of model for testing . 17
4.2 Conformance requirements . 17
4.2.1 Off-axis spurious radiation . 17
4.2.1.1 Justification . 17
4.2.1.2 Specification. 17
4.2.1.3 Conformance tests . 18
4.2.2 On-axis spurious radiation . 18
4.2.2.1 Justification . 18
4.2.2.2 Specification. 18
4.2.2.2.1 "Carrier-on" radio state . 18
4.2.2.2.2 "Carrier-off" and "Emissions disabled" radio states . 19
4.2.2.3 Conformance tests . 19
4.2.3 Off-axis EIRP emission density within the band . 19
4.2.3.0 General . 19
4.2.3.1 Justification . 19
4.2.3.2 Total EIRP density specification . 19
4.2.3.3 Void. 20
4.2.3.4 Void. 20
4.2.3.5 Burst Transmission Specification . 20
4.2.3.6 Off-axis Geometry Specification . 20
4.2.3.7 Conformance tests . 21
4.2.4 Uplink Power Control Specification . 21
4.2.5 Carrier suppression . 21
4.2.5.1 Justification . 21
4.2.5.2 Specification. 21
4.2.5.3 Conformance tests . 21
4.2.6 Antenna pointing and polarization alignment . 21
4.2.6.1 Antenna pointing accuracy . 21
4.2.6.1.1 Justification . 21
4.2.6.1.2 Pointing accuracy specification . 21
4.2.6.1.3 On-axis cross polarization isolation specification . 22
4.2.6.1.4 Conformance tests . 22
4.2.6.2 Antenna Pointing Error Detection . 22
4.2.6.2.0 General . 22
ETSI
4 Draft ETSI EN 303 978 V2.2.0 (2024-09)
4.2.6.2.1 Pointing error detection specification . 22
4.2.6.2.2 Polarization angle alignment specification . 22
4.2.6.2.3 Conformance tests . 23
4.2.7 Cessation of emissions . 23
4.2.7.1 Justification . 23
4.2.7.2 Specification. 23
4.2.7.2.1 Specification 1: Mode of cessation of emissions . 23
4.2.7.2.2 Specification 2: Conditions under which the ESOMP shall cease emissions . 23
4.2.7.2.3 Specification 3: Cessation of emissions . 24
4.2.7.2.4 Specification 4: Fault conditions . 24
4.2.7.3 Conformance tests . 24
4.2.8 Identification of the ESOMP . 24
4.2.8.1 Justification . 24
4.2.8.2 Specification. 24
4.2.8.3 Conformance tests . 24
4.2.9 Control and Monitoring Functions (CMFs) . 25
4.2.9.1 ESOMP States . 25
4.2.9.1.0 General . 25
4.2.9.1.1 CMF state diagram . 26
4.2.9.2 Processor monitoring .
...

HARMONISED EUROPEAN STANDARD
Satellite Earth Stations and Systems (SES);
Earth Stations on Mobile Platforms (ESOMP)
communicating with satellites in geostationary orbit,
operating in the 27,5 GHz to 30,0 GHz and
17,3 GHz to 20,2 GHz frequency bands;
Harmonised Standard for access to radio spectrum

2 ETSI EN 303 978 V2.2.1 (2024-12)

Reference
REN/SES-00468
Keywords
antenna, earth station, GSO, mobile, regulation,
satellite
ETSI
650 Route des Lucioles
F-06921 Sophia Antipolis Cedex - FRANCE

Tel.: [phone]  Fax: [phone]

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 the
ETSI Search & Browse Standards application.
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 on ETSI deliver repository.
Users should be aware that the present document may be revised or have its status changed,
this information is available in the Milestones listing.
If you find errors in the present document, please send your comments to
the relevant service listed under Committee Support Staff.
If you find a security vulnerability in the present document, please report it through our
Coordinated Vulnerability Disclosure (CVD) program.
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 2024.
All rights reserved.
ETSI
3 ETSI EN 303 978 V2.2.1 (2024-12)
Contents
Intellectual Property Rights . 8
Foreword . 8
Modal verbs terminology . 9
Introduction . 9
1 Scope . 11
2 References . 11
2.1 Normative references . 11
2.2 Informative references . 12
3 Definitions of terms, symbols and abbreviations . 13
3.1 Terms . 13
3.2 Symbols . 14
3.3 Abbreviations . 15
4 Technical requirements specifications . 16
4.1 General . 16
4.1.1 Environmental profile . 16
4.1.2 Operational configurations . 16
4.1.3 Determination of geographical location of the ESOMP . 16
4.1.4 EIRP for networks of ESOMPs . 16
Aggregate
4.1.5 Presentation of equipment for testing purposes . 16
4.1.6 Choice of model for testing . 17
4.2 Conformance requirements . 17
4.2.1 Off-axis spurious radiation . 17
4.2.1.1 Justification . 17
4.2.1.2 Specification. 17
4.2.1.3 Conformance tests . 18
4.2.2 On-axis spurious radiation . 18
4.2.2.1 Justification . 18
4.2.2.2 Specification. 18
4.2.2.2.1 "Carrier-on" radio state . 18
4.2.2.2.2 "Carrier-off" and "Emissions disabled" radio states . 19
4.2.2.3 Conformance tests . 19
4.2.3 Off-axis EIRP emission density within the band . 19
4.2.3.0 General . 19
4.2.3.1 Justification . 19
4.2.3.2 Total EIRP density specification . 19
4.2.3.3 Void. 20
4.2.3.4 Void. 20
4.2.3.5 Burst Transmission Specification . 20
4.2.3.6 Off-axis Geometry Specification . 20
4.2.3.7 Conformance tests . 21
4.2.4 Uplink Power Control Specification . 21
4.2.5 Carrier suppression . 21
4.2.5.1 Justification . 21
4.2.5.2 Specification. 21
4.2.5.3 Conformance tests . 21
4.2.6 Antenna pointing and polarization alignment . 21
4.2.6.1 Antenna pointing accuracy . 21
4.2.6.1.1 Justification . 21
4.2.6.1.2 Pointing accuracy specification . 21
4.2.6.1.3 On-axis cross polarization isolation specification . 22
4.2.6.1.4 Conformance tests . 22
4.2.6.2 Antenna Pointing Error Detection . 22
4.2.6.2.0 General . 22
4.2.6.2.1 Pointing error detection specification . 22
ETSI
4 ETSI EN 303 978 V2.2.1 (2024-12)
4.2.6.2.2 Polarization angle alignment specification . 22
4.2.6.2.3 Conformance tests . 23
4.2.7 Cessation of emissions . 23
4.2.7.1 Justification . 23
4.2.7.2 Specification. 23
4.2.7.2.1 Specification 1: Mode of cessation of emissions . 23
4.2.7.2.2 Specification 2: Conditions under which the ESOMP shall cease emissions . 23
4.2.7.2.3 Specification 3: Cessation of emissions . 24
4.2.7.2.4 Specification 4: Fault conditions . 24
4.2.7.3 Conformance tests . 24
4.2.8 Identification of the ESOMP . 24
4.2.8.1 Justification . 24
4.2.8.2 Specification. 24
4.2.8.3 Conformance tests . 24
4.2.9 Control and Monitoring Functions (CMFs) . 25
4.2.9.1 ESOMP States . 25
4.2.9.1.0 General . 25
4.2.9.1.1 CMF state diagram . 26
4.2.9.2 Processor monitoring .
...

SLOVENSKI STANDARD
01-marec-2025
Satelitske zemeljske postaje in sistemi (SES) - Zemeljske postaje na mobilnih
platformah (ESOMP), ki komunicirajo s sateliti v geostacionarni orbiti in delujejo v
frekvenčnih pasovih od 27,5 GHz do 30,0 GHz in od 17,3 GHz do 20,2 GHz -
Harmonizirani standard za dostop do radijskega spektra
Satellite Earth Stations and Systems (SES) - Earth Stations on Mobile Platforms
(ESOMP) communicating with satellites in geostationary orbit, operating in the 27,5 GHz
to 30,0 GHz and 17,3 GHz to 20,2 GHz frequency bands - Harmonised Standard for
access to radio spectrum
Ta slovenski standard je istoveten z: ETSI EN 303 978 V2.2.1 (2024-12)
ICS:
33.060.30 Radiorelejni in fiksni satelitski Radio relay and fixed satellite
komunikacijski sistemi communications systems
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

HARMONISED EUROPEAN STANDARD
Satellite Earth Stations and Systems (SES);
Earth Stations on Mobile Platforms (ESOMP)
communicating with satellites in geostationary orbit,
operating in the 27,5 GHz to 30,0 GHz and
17,3 GHz to 20,2 GHz frequency bands;
Harmonised Standard for access to radio spectrum

2 ETSI EN 303 978 V2.2.1 (2024-12)

Reference
REN/SES-00468
Keywords
antenna, earth station, GSO, mobile, regulation,
satellite
ETSI
650 Route des Lucioles
F-06921 Sophia Antipolis Cedex - FRANCE

Tel.: [phone]  Fax: [phone]

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 the
ETSI Search & Browse Standards application.
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 on ETSI deliver repository.
Users should be aware that the present document may be revised or have its status changed,
this information is available in the Milestones listing.
If you find errors in the present document, please send your comments to
the relevant service listed under Committee Support Staff.
If you find a security vulnerability in the present document, please report it through our
Coordinated Vulnerability Disclosure (CVD) program.
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 2024.
All rights reserved.
ETSI
3 ETSI EN 303 978 V2.2.1 (2024-12)
Contents
Intellectual Property Rights . 8
Foreword . 8
Modal verbs terminology . 9
Introduction . 9
1 Scope . 11
2 References . 11
2.1 Normative references . 11
2.2 Informative references . 12
3 Definitions of terms, symbols and abbreviations . 13
3.1 Terms . 13
3.2 Symbols . 14
3.3 Abbreviations . 15
4 Technical requirements specifications . 16
4.1 General . 16
4.1.1 Environmental profile . 16
4.1.2 Operational configurations . 16
4.1.3 Determination of geographical location of the ESOMP . 16
4.1.4 EIRP for networks of ESOMPs . 16
Aggregate
4.1.5 Presentation of equipment for testing purposes . 16
4.1.6 Choice of model for testing . 17
4.2 Conformance requirements . 17
4.2.1 Off-axis spurious radiation . 17
4.2.1.1 Justification . 17
4.2.1.2 Specification. 17
4.2.1.3 Conformance tests . 18
4.2.2 On-axis spurious radiation . 18
4.2.2.1 Justification . 18
4.2.2.2 Specification. 18
4.2.2.2.1 "Carrier-on" radio state . 18
4.2.2.2.2 "Carrier-off" and "Emissions disabled" radio states . 19
4.2.2.3 Conformance tests . 19
4.2.3 Off-axis EIRP emission density within the band . 19
4.2.3.0 General . 19
4.2.3.1 Justification . 19
4.2.3.2 Total EIRP density specification . 19
4.2.3.3 Void. 20
4.2.3.4 Void. 20
4.2.3.5 Burst Transmission Specification . 20
4.2.3.6 Off-axis Geometry Specification . 20
4.2.3.7 Conformance tests . 21
4.2.4 Uplink Power Control Specification . 21
4.2.5 Carrier suppression . 21
4.2.5.1 Justification . 21
4.2.5.2 Specification. 21
4.2.5.3 Conformance tests . 21
4.2.6 Antenna pointing and polarization alignment . 21
4.2.6.1 Antenna pointing accuracy . 21
4.2.6.1.1 Justification . 21
4.2.6.1.2 Pointing accuracy specification . 21
4.2.6.1.3 On-axis cross polarization isolation specification . 22
4.2.6.1.4 Conformance tests . 22
4.2.6.2 Antenna Pointing Error Detection . 22
4.2.6.2.0 General . 22
4.2.6.2.1 Pointing error detection specification . 22
ETSI
4 ETSI EN 303 978 V2.2.1 (2024-12)
4.2.6.2.2 Polarization angle alignment specification . 22
4.2.6.2.3 Conformance tests . 23
4.2.7 Cessation of emissions . 23
4.2.7.1 Justification . 23
4.2.7.2 Specification. 23
4.2.7.2.1 Specification 1: Mode of cessation of emissions . 23
4.2.7.2.2 Specification 2: Conditions under which the ESOMP shall cease emissions . 23
4.2.7.2.3 Specification 3: Cessation of emissions . 24
4.2.7.2.4 Specification 4: Fault conditions . 24
4.2.7.3 Conformance tests . 24
4.2.8 Identification of the ESOMP . 24
4.2.8.1
...