prEN IEC 60728-113:2022
(Main)Cable networks for television signals, sound signals and interactive services - Part 113: Optical systems for broadcast signal transmissions loaded with digital channels only
Cable networks for television signals, sound signals and interactive services - Part 113: Optical systems for broadcast signal transmissions loaded with digital channels only
Kabelnetze für Fernsehsignale, Tonsignale und interaktive Dienste - Teil 113: Optische Systeme zur Rundfunksignalübertragung bei Vollbelegung mit digitalen Kanälen
Réseaux de distribution par câbles pour signaux de télévision, signaux de radiodiffusion sonore et services interactifs – Partie 113: Systèmes optiques pour la transmission de signaux de radiodiffusion soumis à une charge de porteuses exclusivement numériques
Kabelska omrežja za televizijske in zvokovne signale ter interaktivne storitv - 113. del: Optični sistemi za razpršeno oddajanje signalov z obremenitvami izključno digitaliziranih kanalov
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Standards Content (Sample)
SLOVENSKI STANDARD
oSIST prEN IEC 60728-113:2022
01-september-2022
Kabelska omrežja za televizijske in zvokovne signale ter interaktivne storitv - 113.
del: Optični sistemi za razpršeno oddajanje signalov z obremenitvami izključnodigitaliziranih kanalov
Cable networks for television signals, sound signals and interactive services - Part 113:
Optical systems for broadcast signal transmissions loaded with digital channels only
Kabelnetze für Fernsehsignale, Tonsignale und interaktive Dienste - Teil 113: Optische
Systeme zur Rundfunksignalübertragung bei Vollbelegung mit digitalen KanälenRéseaux de distribution par câbles pour signaux de télévision, signaux de radiodiffusion
sonore et services interactifs – Partie 113: Systèmes optiques pour la transmission de
signaux de radiodiffusion soumis à une charge de porteuses exclusivement numériques
Ta slovenski standard je istoveten z: prEN IEC 60728-113:2022ICS:
33.060.40 Kabelski razdelilni sistemi Cabled distribution systems
oSIST prEN IEC 60728-113:2022 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
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oSIST prEN IEC 60728-113:2022
100/3760/CDV
COMMITTEE DRAFT FOR VOTE (CDV)
PROJECT NUMBER:
IEC 60728-113 ED2
DATE OF CIRCULATION: CLOSING DATE FOR VOTING:
2022-06-10 2022-09-02
SUPERSEDES DOCUMENTS:
100/3562/CD, 100/3598/CC
IEC TA 5 : CABLE NETWORKS FOR TELEVISION SIGNALS, SOUND SIGNALS AND INTERACTIVE SERVICES
SECRETARIAT: SECRETARY:Japan Mr Hiroo Tamura
OF INTEREST TO THE FOLLOWING COMMITTEES: PROPOSED HORIZONTAL STANDARD:
Other TC/SCs are requested to indicate their interest, if
any, in this CDV to the secretary.
FUNCTIONS CONCERNED:
EMC ENVIRONMENT QUALITY ASSURANCE SAFETY
SUBMITTED FOR CENELEC PARALLEL VOTING NOT SUBMITTED FOR CENELEC PARALLEL VOTING
Attention IEC-CENELEC parallel votingThe attention of IEC National Committees, members of
CENELEC, is drawn to the fact that this Committee Draft
for Vote (CDV) is submitted for parallel voting.
The CENELEC members are invited to vote through the
CENELEC online voting system.
This document is still under study and subject to change. It should not be used for reference purposes.
Recipients of this document are invited to submit, with their comments, notification of any relevant patent rights of
which they are aware and to provide supporting documentation.TITLE:
Cable networks for television signals, sound signals and interactive services - Part 113:
Optical systems for broadcast signal transmissions loaded with digital channels only
PROPOSED STABILITY DATE: 2026NOTE FROM TC/SC OFFICERS:
TC100 TA 5 decided to submit the TR CD of 60728-201 at the TA5 Remote meeting that was held on
TC100 TA 5 decided to submit the CDV of 60728-113 at the TA5 Remote meeting that was held on12
November 2021.Copyright © 2022 International Electrotechnical Commission, IEC. All rights reserved. It is permitted to download this
electronic file, to make a copy and to print out the content for the sole purpose of preparing National Committee positions.
You may not copy or "mirror" the file or printed version of the document, or any part of it, for any other purpose without
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oSIST prEN IEC 60728-113:2022
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1 CONTENTS
2 CONTENTS ............................................................................................................................ 2
3 FOREWORD ........................................................................................................................... 8
4 INTRODUCTION ................................................................................................................... 10
5 1 Scope ............................................................................................................................ 11
6 2 Normative references .................................................................................................... 11
7 3 Terms, definitions, graphical symbols and abbreviated terms ........................................ 12
8 3.1 Terms and definitions............................................................................................ 12
9 3.2 Graphical symbols ................................................................................................ 17
10 3.3 Abbreviated terms ................................................................................................. 19
11 4 Optical system reference model ..................................................................................... 20
12 4.1 Overview .............................................................................................................. 20
13 4.2 Over-all FTTH system reference model ................................................................. 20
14 4.3 Reference model for the optical systems for broadcast signal transmissions ......... 23
15 4.3.1 Optical wavelength for FTTH system ............................................................. 23
16 4.3.2 Reference model ........................................................................................... 23
17 4.4 Performance specified points of the optical system ............................................... 24
18 5 Preparation of measurement .......................................................................................... 24
19 5.1 Environmental conditions ...................................................................................... 24
20 5.1.1 Standard measurement conditions ................................................................. 24
21 5.1.2 Temperature and humidity ............................................................................. 24
22 5.1.3 Setting up the measuring setup and system under test .................................. 25
23 5.1.4 AGC/ALC operation ....................................................................................... 25
24 5.1.5 Impedance matching between pieces of equipment ....................................... 25
25 5.1.6 Standard operating condition ......................................................................... 25
26 5.1.7 Standard signal and measuring equipment .................................................... 25
27 5.2 Accuracy of measuring equipment ........................................................................ 25
28 5.3 Source power ........................................................................................................ 26
29 6 Methods of measurement .............................................................................................. 26
30 6.1 Measuring points and items .................................................................................. 26
31 6.1.1 General ......................................................................................................... 26
32 6.1.2 Measuring points ........................................................................................... 26
33 6.1.3 Measured parameters .................................................................................... 26
34 6.2 General measurement requirement ....................................................................... 27
35 6.2.1 Input specification.......................................................................................... 27
36 6.2.2 Standard measurement conditions ................................................................. 27
37 6.3 Optical power ........................................................................................................ 28
38 6.3.1 Introduction ................................................................................................... 28
39 6.3.2 Measuring setup ............................................................................................ 28
40 6.3.3 Measuring method ......................................................................................... 29
41 6.3.4 Precautions for measurement ........................................................................ 29
42 6.3.5 Presentation of the results ............................................................................. 29
43 6.4 Optical wavelength ............................................................................................... 30
44 6.4.1 Introduction ................................................................................................... 30
45 6.4.2 Method of measurement ................................................................................ 30
46 6.4.3 Presentation of the results ............................................................................. 30
47 6.5 SINR (Signal-to-intermodulation and noise ratio) below than 1GHz ....................... 30
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48 6.5.1 General ......................................................................................................... 30
49 6.5.2 Measuring setup ............................................................................................ 30
50 6.5.3 Measuring conditions ..................................................................................... 31
51 6.5.4 Precautions for measurement ........................................................................ 31
52 6.5.5 Presentation of the results ............................................................................. 32
53 6.6 Relative intensity noise (RIN) of optical signal ...................................................... 32
54 6.6.1 General ......................................................................................................... 32
55 6.6.2 Measuring setup ............................................................................................ 32
56 6.6.3 Measurement conditions ................................................................................ 32
57 6.6.4 System RIN measuring method ...................................................................... 33
58 6.6.5 SINR calculation based on RIN value ............................................................ 34
59 6.6.6 Component RIN calculation ........................................................................... 34
60 6.6.7 Example for calculating of SINR .................................................................... 36
61 6.7 Optical modulation index ....................................................................................... 37
62 6.8 Signal-to-crosstalk ratio (SCR) .............................................................................. 37
63 6.8.1 General ......................................................................................................... 37
64 6.8.2 Equipment required ....................................................................................... 38
65 6.8.3 General measurement requirements .............................................................. 38
66 6.8.4 Procedure ...................................................................................................... 38
67 6.8.5 Potential sources of error .............................................................................. 39
68 6.8.6 Presentation of the results ............................................................................. 39
69 6.9 RF signal-to-intermodulation and noise ratio (SINR) of Satellite broadcast
70 signals .................................................................................................................. 39
71 6.9.1 General ......................................................................................................... 39
72 6.9.2 Measuring Setup ........................................................................................... 39
73 6.9.3 Equipment required ....................................................................................... 40
74 6.9.4 Measurement procedure ................................................................................ 40
75 6.9.5 Presentation of the results ............................................................................. 40
76 6.10 System BER (bit error ratio) .................................................................................. 41
77 6.10.1 Overview ....................................................................................................... 41
78 6.10.2 Connection of the equipment ......................................................................... 41
79 6.10.3 Measurement procedure ................................................................................ 41
80 6.10.4 Presentation of the results ............................................................................. 41
81 6.11 SINR versus BER measurement ........................................................................... 41
82 6.11.1 General ......................................................................................................... 41
83 6.11.2 Connection of the equipment ......................................................................... 41
84 6.11.3 Presentation of the results ............................................................................. 43
85 6.12 System noise margins ........................................................................................... 43
86 6.12.1 General ......................................................................................................... 43
87 6.12.2 Connection of the equipment ......................................................................... 44
88 6.12.3 Measurement procedure ................................................................................ 44
89 6.12.4 Presentation of the results ............................................................................. 44
90 6.13 Modulation error ratio (MER) ................................................................................. 45
91 6.13.1 General ......................................................................................................... 45
92 6.13.2 Connection of the equipment ......................................................................... 45
93 6.13.3 Measurement procedure ................................................................................ 45
94 6.13.4 Presentation of the results ............................................................................. 46
95 6.14 In-band frequency characteristics between optical transmitter and V-ONU ............ 46
96 6.14.1 Overview ....................................................................................................... 46
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97 6.14.2 Measurement setup ....................................................................................... 46
98 6.14.3 Measuring method ......................................................................................... 46
99 6.14.4 Presentation of the results ............................................................................. 47
100 Specification of the optical system for broadcast signal transmission .................................... 47
101 7.1 Digital broadcast system over optical network ....................................................... 47
102 7.2 RF signal levels at system outlet ........................................................................... 48
103 7.3 RF signal-to-intermodulation and noise ratio and performance allocation .............. 49
104 7.4 Relationship between RIN and SINR ..................................................................... 54
105 7.4.1 Type of broadcast services ............................................................................ 54
106 7.4.2 Types of broadcast services and relative signal level ..................................... 56
107 7.4.3 RIN performance requirements ...................................................................... 56
108 7.5 Optical wavelength ............................................................................................... 58
109 7.6 Frequency of source signal ................................................................................... 59
110 7.7 Level difference between adjacent channels ......................................................... 59
111 7.8 BER at headend input ........................................................................................... 61
112 7.9 MER ..................................................................................................................... 61
113 7.10 SINR specification for in-house and in-building wirings ......................................... 62
114 7.11 In-band frequency characteristics ......................................................................... 64
115 7.12 Electrical signal interference ................................................................................. 64
116 7.13 Crosstalk due to optical fibre non-linearity ............................................................ 68
117 7.14 Interference due to intermodulation noise caused by fibre non-linearity................. 68
118 7.15 Environmental conditions ...................................................................................... 69
119 (informative) Actual service systems and design considerations ............................ 70
120 A.1 General ................................................................................................................. 70
121 A.2 Multi-channel service system ................................................................................ 70
122 A.2.1 General ......................................................................................................... 70
123 A.2.2 Operating conditions ...................................................................................... 71
124 A.2.3 Operating environment .................................................................................. 71
125 A.3 Re-transmission service system ............................................................................ 71
126 A.3.1 General ......................................................................................................... 71
127 A.3.2 Operating conditions ...................................................................................... 72
128 A.3.3 Operating environment .................................................................................. 72
129 A.4 SINR ratio calculation of optical network ............................................................... 73
130 A.5 System reference model ....................................................................................... 74
131 A.6 Hints for actual operation ...................................................................................... 76
132 A.6.1 Optimum operation ........................................................................................ 76
133 A.6.2 Key issues to be specified ............................................................................. 77
134 (informative) BER extrapolation method ................................................................. 78
135 (informative) Optical system degradations ............................................................. 80
136 C.1 System degradation factors................................................................................... 80
137 C.2 Non-linear degradation ......................................................................................... 80
138 C.2.1 Degradation factors ....................................................................................... 80
139 C.2.2 Stimulated Brillouin scattering (SBS) ............................................................. 81
140 C.2.3 Stimulated Raman scattering (SRS) ............................................................... 82
141 C.2.4 Self-phase modulation (SPM) ........................................................................ 85
142 C.2.5 Cross-phase modulation (XPM) ..................................................................... 85
143 (informative) Measurement of parameters (R, I , I and G) required ford0 eq
144 RIN calculation .............................................................................................................. 86
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145 D.1 Measurement of the responsivity (R) ..................................................................... 86
146 D.2 Measurement of dark current (I ) ........................................................................ 86
147 D.3 Measurement of equivalent noise current density (I ) ......................................... 86
148 D.4 Measurement of gain (G) ...................................................................................... 87
149 (informative) Measurement of peak and average signal levels of digitally150 modulated signals.......................................................................................................... 88
151 E.1 General ................................................................................................................. 88
152 E.2 Peak and average power measurement using CCDF ............................................. 88
153 E.3 Measurement method of CCDF ............................................................................. 90
154 E.3.1 General ......................................................................................................... 90
155 E.3.2 Measurement procedure ................................................................................ 90
156 E.3.3 Estimation of BER from the CCDF measurement result.................................. 90
157 E.3.4 Examples of CCDF measurements ................................................................ 91
158 E.4 Performance evaluation of the FTTH system ......................................................... 92
159 E.4.1 General ......................................................................................................... 92
160 E.4.2 Evaluation procedure ..................................................................................... 92
161 E.5 Potential sources of error ...................................................................................... 93
162 (informative) Clipping noise ................................................................................... 94
163 Annex G (informative) Relation between SINR degradation and rain attenuation .................. 95
164 Bibliography .......................................................................................................................... 97
165166 Figure 1 – Example of FTTH system for television and sound signal ..................................... 22
167 Figure 2 – FTTH Cable TV system using one-wavelength ..................................................... 24
168 Figure 3 – FTTH Cable TV system using two-wavelengths .................................................... 24
169 Figure 4 – Performance specified points of the optical system .............................................. 24
170 Figure 5– Typical optical video distribution system................................................................ 26
171 Figure 6 – Test set-up for optical power measurement using a wavelength filter ................... 28
172 Figure 7 – Test set-up for optical power measuring using a WDM coupler ............................. 29
173 Figure 8 – Measurement of optical wavelength without WDM coupler ................................... 30
174 Figure 9 – Measurement of optical wavelength using WDM coupler ...................................... 30
175 Figure 10 – Test setup for RF signal to intermodulation and noise ratio measurement .......... 31
176 Figure 11 – Test setup for RIN measurement ........................................................................ 32
177 Figure 12 – Test setup for signal to crosstalk measurement .................................................. 38
178 Figure 13 – Setup for the measurement of SINR for Satellite broadcast signals .................... 39
179 Figure 14 – Test setup for BER measurement ....................................................................... 41
180 Figure 15 – Test setup for SINR versus BER measurement procedure .................................. 42
181 Figure 16 – Extrapolation method of BER measurement ....................................................... 42
182 Figure 17 – Example of SINR versus BER characteristics ..................................................... 43
183 Figure 18 – Test setup for system noise margin measurement .............................................. 44
184 Figure 19 – Example of system noise margin characteristics ................................................. 45
185 Figure 20 – Test setup for MER measurement ...................................................................... 45
186 Figure 21 – Example of result of MER measurement (64 QAM modulation format) ................ 46
187 Figure 22 – Setup for the measurement of in-band frequency characteristics ........................ 47
188 Figure 23 – Measurement example of in-band frequency characteristics ............................... 47
189 Figure 24 - Performance specified points .............................................................................. 48
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190 Figure 25 – Permissible signal level of adjacent channels (in the case of Japan) .................. 60
191 Figure 26 – Section S/IN for SDU wiring (specified by electrical signal) ................................ 63
192 Figure 27 – Section S/IN for MDU wiring (specified by electrical signal) ................................ 64
193 Figure 28 – Section S/IN for MDU wiring (specified by optical signal) .................................... 64
194 Figure 29 – Signal level difference with 3rd order interference signal (ISDB-T) ..................... 65
195 Figure 30 – Level difference between signal and reflected (echo) signal (ISDB-T) ................ 67
196 Figure 31 – Signal level difference with 3rd order interference signal (ISDB-C 64 QAM) ....... 66
197 Figure 32 – Signal level difference with 3rd order interference signal (ISDB-C 256
198 QAM) .................................................................................................................................... 66
199 Figure 33 – Level difference between signal and reflected (echo) signal ............................... 67
200 Figure 34 – Level difference between signal and reflected (echo) signal .............................. 68
201 Figure A.1 – Example of a multi-channel service system of one million terminals .................. 70
202 Figure A.2 – Example of a multi-channel service system of 2 000 terminals .......................... 70
203 Figure A.3 – Example of re-transmission service system of 72 terminals ............................... 72
204 Figure A.4 – Example of re-transmission service system of 144 terminals ............................. 72
205 Figure A.5 – Model 1 system performance calculation........................................................... 75
206 Figure A.6 – Model 4 system performance calculation........................................................... 76
207 Figure B.1 – Extrapolation method of BER measurement ...................................................... 78
208 Figure B.2 – BER characteristics for 256 QAM, 1 024 QAM and 4 096 QAM209 (Extrapolation method) .......................................................................................................... 79
210 Figure C.1 – Reflection model ............................................................................................... 80
211 Figure C.2 – Degradation factors of optical transmission system ........................................... 81
212 Figure C.3 – SBS generation image ...................................................................................... 81
213 Figure C.4 – Interference between two wavelengths ............................................................. 83
214 Figure C.5 – Simulation of SRS (OLT transmission power versus D/U) ................................. 83
215 Figure C.6 – Simulation of SRS (D/U in arbitrary unit versus fibre length) ............................. 84
216 Figure C.7 – Fibre length of the first peak of SRS D/U versus frequency ............................... 84
217 Figure C.8 – GE-PON idle pattern spectrum (ISO/IEC/IEEE 8802-3:2017 1 000 Base-
218 PX) (62,5 MHz = 1 250 Mbps/20 bit) ..................................................................................... 85
219 Figure D.1 – Measurement of gain (G) .................................................................................. 87
220 Figure E.1 – Typical CCDF curves for OFDM and M-QAM signals ......................................... 89
221 Figure E.2 – CCDF measurement setup ................................................................................ 90
222 Figure E.3 – CCDF measurement example ........................................................................... 91
223 Figure E.4 – SER vs S/IN performance in an AWG...
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