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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

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TECHNICAL SPECIFICATION

ETSI

ETSI TS 102 744

1 V1.1.1 (2

015

10)

Reference

DTS/SES-00299-3-1

Keywords

3GPP, GPRS, GSM, GSO, interface, MSS, radio,

satellite, TDM, TDMA, UMTS

ETSI

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Sous-Préfecture de Grasse (06) N° 7803/88

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DECT

, PLUGTESTS

, UMTS

and the ETSI logo are Trade Marks of ETSI registered for the benefit of its Members.

3GPP

and LTE™ are Trade Marks of ETSI registered for the benefit of its Members and

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GSM® and the GSM logo are Trade Marks registered and owned by the GSM Association.

ETSI

ETSI TS 102 744

1 V1.1.1 (2015

10)

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

ETSI

ETSI TS 102 744

1 V1.1.1 (2015

10)

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

ETSI

ETSI TS 102 744

1 V1.1.1 (2015

10)

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