ETSI EN 302 307-2 V1.2.1 (2020-08)

ETSI EN 302 307-2 V1.2.1 (2020-08)






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 V1.2.1 (2020-08)



Reference
REN/JTC-DVB-388-2
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 - NAF 742 C
Association à but non lucratif enregistrée à la
Sous-Préfecture de Grasse (06) N° 7803/88

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
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 2020.
© European Broadcasting Union 2020.
All rights reserved.

DECT™, PLUGTESTS™, UMTS™ and the ETSI logo are trademarks of ETSI registered for the benefit of its Members.

3GPP™ and LTE™ are trademarks of ETSI registered for the benefit of its Members and
of the 3GPP Organizational Partners.
oneM2M™ logo is a trademark of ETSI registered for the benefit of its Members and
of the oneM2M Partners.
®
GSM and the GSM logo are trademarks registered and owned by the GSM Association.
ETSI

---------------------- Page: 2 ----------------------
3 ETSI EN 302 307-2 V1.2.1 (2020-08)
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 V1.2.1 (2020-08)
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 V1.2.1 (2020-08)
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) . 145
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 . 146
ETSI

---------------------- Page: 5 ----------------------
6 ETSI EN 302 307-2 V1.2.1 (2020-08)
E.3.8.7 Dummy PL Frame Definition . 146
E.3.8.8 Postamble Definition . 146
E.3.9 Format Specification 7: Simplified Traffic Driven Beam Hopping Format without VL-SNR Support 146
E.3.9.0 General aspects . 146
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 . 148
E.3.9.3.3 Signalling of MOD/COD/SPREAD/SIZE and TYPE . 148
E.3.9.3.4 Field for TSN . 148
E.3.9.3.5 SOF Sequence . 148
E.3.9.4 PLFRAME structure . 148
E.3.9.5 SF-Pilot structure . 148
E.3.9.5.1 SF-Pilots . 148
E.3.9.5.2 Special VL-SNR Pilots . 149
E.3.9.6 Spreading and Signalling Rules . 149
E.3.9.7 Dummy PL Frame Definition .
...

Draft ETSI EN 302 307-2 V1.2.1 (2020-05)






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 V1.2.1 (2020-05)



Reference
REN/JTC-DVB-388-2
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 - NAF 742 C
Association à but non lucratif enregistrée à la
Sous-Préfecture de Grasse (06) N° 7803/88

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
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 2020.
© European Broadcasting Union 2020.
All rights reserved.

DECT™, PLUGTESTS™, UMTS™ and the ETSI logo are trademarks of ETSI registered for the benefit of its Members.

3GPP™ and LTE™ are trademarks of ETSI registered for the benefit of its Members and
of the 3GPP Organizational Partners.
oneM2M™ logo is a trademark of ETSI registered for the benefit of its Members and
of the oneM2M Partners.
®
GSM and the GSM logo are trademarks registered and owned by the GSM Association.
ETSI

---------------------- Page: 2 ----------------------
3 Draft ETSI EN 302 307-2 V1.2.1 (2020-05)
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 . 18
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 V1.2.1 (2020-05)
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 V1.2.1 (2020-05)
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) . 145
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 . 146
ETSI

---------------------- Page: 5 ----------------------
6 Draft ETSI EN 302 307-2 V1.2.1 (2020-05)
E.3.8.7 Dummy PL Frame Definition . 146
E.3.8.8 Postamble Definition . 146
E.3.9 Format Specification 7: Simplified Traffic Driven Beam Hopping Format without VL-SNR Support 146
E.3.9.0 General aspects . 146
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 . 148
E.3.9.3.3 Signalling of MOD/COD/SPREAD/SIZE and TYPE . 148
E.3.9.3.4 Field for TSN . 148
E.3.9.3.5 SOF Sequence . 148
E.3.9.4 PLFRAME structure . 148
E.3.9.5 SF-Pilot structure . 148
E.3.9.5.1 SF-Pilots . 148
E.3.9.5.2 Special VL-SNR Pilots . 149
E.3.9.6 Spreading and Signalling Rules . 149
E.3.9.7 Dummy PL Frame De
...

SLOVENSKI STANDARD
oSIST prEN 302 307-2 V1.2.1:2020
01-julij-2020
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 V1.2.1 (2020-05)
ICS:
33.170 Televizijska in radijska Television and radio
difuzija broadcasting
oSIST prEN 302 307-2 V1.2.1:2020 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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oSIST prEN 302 307-2 V1.2.1:2020

---------------------- Page: 2 ----------------------
oSIST prEN 302 307-2 V1.2.1:2020
Draft ETSI EN 302 307-2 V1.2.1 (2020-05)






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)

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oSIST prEN 302 307-2 V1.2.1:2020
 2 Draft ETSI EN 302 307-2 V1.2.1 (2020-05)



Reference
REN/JTC-DVB-388-2
Keywords
BSS, digital, DVB, modulation, satellite, TV
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oSIST prEN 302 307-2 V1.2.1:2020
 3 Draft ETSI EN 302 307-2 V1.2.1 (2020-05)
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 . 18
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
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oSIST prEN 302 307-2 V1.2.1:2020
 4 Draft ETSI EN 302 307-2 V1.2.1 (2020-05)
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 V1.2.1:2020
 5 Draft ETSI EN 302 307-2 V1.2.1 (2020-05)
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) . 145
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 . 146
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oSIST prEN 302 307-2 V1.2.1:2020
 6 Draft ETSI EN 302 307-2 V1.2.1 (2020-05)
E.3.8.7 Dummy PL Frame Definition . 146
E.3.8.8 Postamble Definition . 146
E.3.9 Format Specification 7: Simplified Traffic Driven Beam Hopping Format without VL-SNR Support 146
E.3.9.0 General aspects . 146
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 .
...