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ETSI TS 102 744-3-1
V1.1.1 (2015-10)
Satellite Earth Stations and Systems (SES);
Family SL Satellite Radio Interface (Release 1);
Part 3: Control Plane and User Plane Specifications;
Sub-part 1: Bearer Control Layer Interface
TECHNICAL SPECIFICATION
![](https://csdnimg.cn/release/download_crawler_static/89218376/bg2.jpg)
ETSI
ETSI TS 102 744
-
3
-
1 V1.1.1 (2
015
-
10)
2
Reference
DTS/SES-00299-3-1
Keywords
3GPP, GPRS, GSM, GSO, interface, MSS, radio,
satellite, TDM, TDMA, UMTS
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 only prevailing document is the
print of the Portable Document Format (PDF) version kept on a specific network drive within ETSI Secretariat.
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
http://portal.etsi.org/tb/status/status.asp
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.
© European Telecommunications Standards Institute 2015.
All rights reserved.
DECT
TM
, PLUGTESTS
TM
, UMTS
TM
and the ETSI logo are Trade Marks of ETSI registered for the benefit of its Members.
3GPP
TM
and LTE™ are Trade Marks of ETSI registered for the benefit of its Members and
of the 3GPP Organizational Partners.
GSM® and the GSM logo are Trade Marks registered and owned by the GSM Association.
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ETSI
ETSI TS 102 744
-
3
-
1 V1.1.1 (2015
-
10)
3
Contents
Intellectual Property Rights ................................................................................................................................ 9
Foreword ............................................................................................................................................................. 9
Modal verbs terminology .................................................................................................................................... 9
Introduction ........................................................................................................................................................ 9
1 Scope ...................................................................................................................................................... 10
2 References .............................................................................................................................................. 10
2.1 Normative references ....................................................................................................................................... 10
2.2 Informative references ...................................................................................................................................... 11
3 Symbols and abbreviations ..................................................................................................................... 11
3.1 Symbols ............................................................................................................................................................ 11
3.2 Abbreviations ................................................................................................................................................... 11
4 Bearer Control Interface ......................................................................................................................... 11
4.1 Radio Interface Layering .................................................................................................................................. 11
4.2 Bearer Control Layer ........................................................................................................................................ 12
4.3 Conventions used in the present document ...................................................................................................... 13
4.3.1 Presentation................................................................................................................................................. 13
4.3.2 "Reserved" Fields and Values ..................................................................................................................... 13
4.3.3 Boolean Variables ....................................................................................................................................... 13
4.3.4 ASN.1 Encoding Rules ............................................................................................................................... 13
5 Bearer Control Process ........................................................................................................................... 14
5.1 Bearer Control Protocol Data Unit (BCtPDU) ................................................................................................. 14
5.1.1 Return Bearer Control PDU Structure (RetBCtPDU) ................................................................................. 14
5.1.2 Forward Bearer Control PDU Structure (FwdBCtPDU)............................................................................. 15
5.1.3 Return Bearer Control PDU Header Structure (RetBCtPDUHeader) ......................................................... 16
5.1.3.1 RetBCtPDU Header Structure Type 1 .................................................................................................. 16
5.1.3.2 RetBCtPDU Header Structure Type 2 .................................................................................................. 20
5.1.4 Forward Bearer Control PDU Header Structure (FwdBCtPDUHeader) ..................................................... 23
5.1.5 Header Parameters ...................................................................................................................................... 26
5.1.5.1 Bct-sdu-follows ..................................................................................................................................... 26
5.1.5.2 Length-present ...................................................................................................................................... 26
5.1.5.3 Length ................................................................................................................................................... 26
5.1.5.4 BCtPDUAddrType ................................................................................................................................ 26
5.1.5.5 Comsig-or-ext-addr-present .................................................................................................................. 26
5.1.5.6 Bearer-number-present .......................................................................................................................... 27
5.1.5.7 Timing-required (T) .............................................................................................................................. 27
5.1.5.8 FwdBearer ............................................................................................................................................. 27
5.1.5.9 SlotNumber ........................................................................................................................................... 27
5.1.5.10 TranslatedBearerConnectionID ............................................................................................................. 28
5.1.5.11 ComSigAddress .................................................................................................................................... 28
5.1.5.11.0 General ............................................................................................................................................ 28
5.1.5.11.1 Ue-id-type ........................................................................................................................................ 29
5.1.5.11.2 P-tmsi-seq ........................................................................................................................................ 29
5.1.5.11.3 Tmsi-seq .......................................................................................................................................... 30
5.1.5.11.4 Imsi .................................................................................................................................................. 30
5.1.5.11.5 Imei .................................................................................................................................................. 31
5.1.5.11.6 Imsi-DS-41 ...................................................................................................................................... 31
5.1.5.12 Common Signalling (ComSig) Types ................................................................................................... 32
5.1.5.12.1 ToMobileComSigType .................................................................................................................... 32
5.1.5.12.2 FromMobileComSigType ................................................................................................................ 32
5.1.5.12.3 Comsig-or-ext-addr ......................................................................................................................... 32
5.1.5.12.4 Ext-addr-type-and-address............................................................................................................... 32
5.1.5.13 Continuation-burst ................................................................................................................................ 32
5.1.5.14 Backoff-and-bcnid................................................................................................................................. 32
5.1.6 BCtPayload ................................................................................................................................................. 33
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ETSI
ETSI TS 102 744
-
3
-
1 V1.1.1 (2015
-
10)
4
5.1.6.0 General .................................................................................................................................................. 33
5.1.6.1 BCnPDU ............................................................................................................................................... 33
5.1.6.2 ALComPDU.......................................................................................................................................... 33
5.1.7 CRC ............................................................................................................................................................ 33
5.2 Bearer Control Embedded Protocol Data Unit ( BCtEPDU) ............................................................................ 34
5.2.1 Bearer Control Embedded PDU Structure .................................................................................................. 34
5.2.2 BCtESDU Lists ........................................................................................................................................... 34
5.2.2.1 AttachBCtESDUList ............................................................................................................................. 34
5.2.2.2 ReattachBCtESDUList .......................................................................................................................... 35
5.2.2.3 SystemInformationBCtESDUList ......................................................................................................... 35
5.2.3 BCtESDU Sequences .................................................................................................................................. 35
5.2.3.1 AttachedConnInfo ................................................................................................................................. 35
5.2.3.2 ReattachedConnInfo .............................................................................................................................. 35
5.2.3.3 ModifiedConnInfo ................................................................................................................................ 36
5.3 Bearer Control SDUs (BCtSDU) ...................................................................................................................... 36
5.3.0 General ........................................................................................................................................................ 36
5.3.1 Bearer Control SDU Structure (BCtSDU) .................................................................................................. 37
5.3.2 BCtSDU Parameters ................................................................................................................................... 38
5.3.2.1 Bct-sdu-follows ..................................................................................................................................... 38
5.3.2.2 Extended-length .................................................................................................................................... 38
5.3.2.3 S-length / length .................................................................................................................................... 38
5.3.2.4 BCtSigType and ShortBCtSigType ...................................................................................................... 38
5.3.2.5 SDUPayload .......................................................................................................................................... 39
5.4 Bearer Control SDU Payloads .......................................................................................................................... 39
5.4.0 General ........................................................................................................................................................ 39
5.4.1 ConnPDU .................................................................................................................................................... 39
5.4.2 Status .......................................................................................................................................................... 40
5.4.2.0 General .................................................................................................................................................. 40
5.4.2.1 SequenceNumber .................................................................................................................................. 41
5.4.2.2 Queue-length ......................................................................................................................................... 42
5.4.2.3 Time-head ............................................................................................................................................. 42
5.4.2.4 Delivery-rate ......................................................................................................................................... 42
5.4.2.5 Status-avp-list ........................................................................................................................................ 42
5.4.3 BulletinBoard .............................................................................................................................................. 42
5.4.3.0 General .................................................................................................................................................. 42
5.4.3.1 Rnc-id .................................................................................................................................................... 44
5.4.3.2 Net-ver .................................................................................................................................................. 44
5.4.3.3 FrameNumber ....................................................................................................................................... 44
5.4.3.4 Spot-beam-present................................................................................................................................. 44
5.4.3.5 FwdBearer ............................................................................................................................................. 44
5.4.3.6 BCtID .................................................................................................................................................... 44
5.4.3.7 SpotBeamID .......................................................................................................................................... 44
5.4.3.8 BB-avp-list ............................................................................................................................................ 45
5.4.4 ReturnSchedule ........................................................................................................................................... 45
5.4.4.0 General .................................................................................................................................................. 45
5.4.4.1 RetChannelNumber ............................................................................................................................... 45
5.4.4.1.0 General ............................................................................................................................................ 45
5.4.4.1.1 Offset ............................................................................................................................................... 45
5.4.4.1.2 ChannelIndex ................................................................................................................................... 46
5.4.4.2 Bearer-type-and-spotid-included ........................................................................................................... 46
5.4.4.3 Res-plan-included ................................................................................................................................. 46
5.4.4.4 Number-of-slot-plans ............................................................................................................................ 46
5.4.4.5 ReturnBearerTypeShort ........................................................................................................................ 46
5.4.4.6 SpotBeamID .......................................................................................................................................... 47
5.4.4.7 SlotPlan ................................................................................................................................................. 47
5.4.4.8 ResourcePlan ......................................................................................................................................... 48
5.4.4.9 Return Schedule Examples ................................................................................................................... 48
5.4.5 StatusAckList .............................................................................................................................................. 51
5.4.6 QRate .......................................................................................................................................................... 52
5.4.7 QLen ........................................................................................................................................................... 53
5.4.8 SpecificAVPList ......................................................................................................................................... 54
5.4.9 AVPList ...................................................................................................................................................... 55
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ETSI
ETSI TS 102 744
-
3
-
1 V1.1.1 (2015
-
10)
5
5.4.10 SpotBeamMap ............................................................................................................................................ 56
5.4.10.0 General .................................................................................................................................................. 56
5.4.10.1 Spotbeam-map-version ......................................................................................................................... 56
5.4.10.2 Total-number-of-spots and spotbeam-map-number .............................................................................. 56
5.4.10.3 SpotBeamInfo ....................................................................................................................................... 57
5.4.10.3.0 General ............................................................................................................................................ 57
5.4.10.3.1 Sb-prf ............................................................................................................................................... 58
5.4.10.3.2 SpotBeamMapType ......................................................................................................................... 58
5.4.10.3.3 Number-of-vertices .......................................................................................................................... 58
5.4.10.3.4 SpotbeamVertex .............................................................................................................................. 58
5.4.10.3.5 SpotBeamAzimuth .......................................................................................................................... 59
5.4.10.3.6 SpotBeamElevation ......................................................................................................................... 59
5.4.10.3.7 SpotBeamRadius ............................................................................................................................. 59
5.4.11 BearerTables ............................................................................................................................................... 59
5.4.11.0 General .................................................................................................................................................. 59
5.4.11.1 Bearer-table-follows .............................................................................................................................. 61
5.4.11.2 Lowest-coding-rate-index-included ...................................................................................................... 61
5.4.11.3 Coding-rates-offsets-included ............................................................................................................... 62
5.4.11.4 Coding-rates-usage-included ................................................................................................................. 62
5.4.11.5 ReturnBearerTypeFull ........................................................................................................................... 62
5.4.11.6 ControlIndex ......................................................................................................................................... 62
5.4.11.7 Coding-rates-offset ................................................................................................................................ 62
5.4.11.8 Coding-rates-usage-bitmap ................................................................................................................... 62
5.4.11.9 Example BearerTables SDU ................................................................................................................. 63
5.4.12 GPSEphemeris ............................................................................................................................................ 63
5.4.12.0 General .................................................................................................................................................. 63
5.4.12.1 Iodc ....................................................................................................................................................... 64
5.4.12.2 PRN-code .............................................................................................................................................. 64
5.4.12.3 GPSDataFirstSection............................................................................................................................. 64
5.4.12.3.0 General ............................................................................................................................................ 64
5.4.12.3.1 Week-no .......................................................................................................................................... 65
5.4.12.3.2 Satellite-accuracy ............................................................................................................................ 66
5.4.12.3.3 Satellite-health ................................................................................................................................. 66
5.4.12.3.4 T-gd ................................................................................................................................................. 66
5.4.12.3.5 T-oc ................................................................................................................................................. 66
5.4.12.3.6 Af-2 ................................................................................................................................................. 66
5.4.12.3.7 Af-1 ................................................................................................................................................. 66
5.4.12.3.8 Af-0 ................................................................................................................................................. 66
5.4.12.3.9 C-rs .................................................................................................................................................. 66
5.4.12.3.10 Delta-n ............................................................................................................................................. 66
5.4.12.3.11 M-0 .................................................................................................................................................. 66
5.4.12.3.12 C-uc ................................................................................................................................................. 66
5.4.12.3.13 Eccentricity ...................................................................................................................................... 66
5.4.12.3.14 C-us ................................................................................................................................................. 66
5.4.12.4 GPSDataSecondSection ........................................................................................................................ 67
5.4.12.4.0 General ............................................................................................................................................ 67
5.4.12.4.1 A-half .............................................................................................................................................. 68
5.4.12.4.2 T-oe ................................................................................................................................................. 69
5.4.12.4.3 C-ic .................................................................................................................................................. 69
5.4.12.4.4 Omega-0 .......................................................................................................................................... 69
5.4.12.4.5 C-is .................................................................................................................................................. 69
5.4.12.4.6 I-0 .................................................................................................................................................... 69
5.4.12.4.7 C-rc .................................................................................................................................................. 69
5.4.12.4.8 omega .............................................................................................................................................. 69
5.4.12.4.9 Omega-dot ....................................................................................................................................... 69
5.4.12.4.10 I-dot ................................................................................................................................................. 69
5.4.13 SystemInfoIndex ......................................................................................................................................... 69
5.4.14 BearerTableUpdate ..................................................................................................................................... 72
5.4.14.0 General .................................................................................................................................................. 72
5.4.14.1 Bearer-table-version .............................................................................................................................. 75
5.4.14.2 Modrate ................................................................................................................................................. 75
5.5 Embedded Bearer Control SDU (BCtESDU) ................................................................................................... 75
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