ETSI TS 101 376-5-2 V3.1.1 (2009-07)

ETSI TS 101 376-5-2 V3.1.1 (2009-07)
Technical Specification

GEO-Mobile Radio Interface Specifications (Release 3);
Third Generation Satellite Packet Radio Service;
Part 5: Radio interface physical layer specifications;
Sub-part 2: Multiplexing and Multiple Access;
Stage 2 Service Description;
GMR-1 3G 45.002

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GMR-1 3G 45.002 2 ETSI TS 101 376-5-2 V3.1.1 (2009-07)




Reference
RTS/SES-00309-5-2
Keywords
3G, GMPRS, GMR, GPRS, GSM, GSO,
interface, MES, mobile, MSS, MUX, radio,
satellite, S-PCN, TDMA
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© European Telecommunications Standards Institute 2009.
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GMR-1 3G 45.002 3 ETSI TS 101 376-5-2 V3.1.1 (2009-07)

Contents
Intellectual Property Rights.7
Foreword.7
Introduction .8
1 Scope.10
2 References.10
2.1 Normative references.10
2.2 Informative references.11
3 Definitions and abbreviations.11
3.1 Definitions.11
3.2 Abbreviations.11
4 General.11
5 Logical channels.11
5.1 General.11
5.2 Traffic channels.12
5.2.1 General.12
5.2.2 Speech traffic channels .12
5.2.3 Data traffic channels .12
5.2.4 Summary of traffic channel characteristics.12
5.2.5 Packet Data Traffic CHannels (PDTCH) (A/Gb mode only) .12
5.2.5a Packet Data Traffic Channels (PDTCH3) (Iu mode only).13
5.2.6 Packet Mode Dedicated Channels (Iu mode only).14
5.3 Control channels.15
5.3.1 General.15
5.3.2 Broadcast channels.15
5.3.2.1 Frequency Correction CHannel (FCCH).15
5.3.2.2 GPS Broadcast control CHannel (GBCH) .15
5.3.2.3 Broadcast Control CHannel (BCCH).15
5.3.3 Common Control Channel (CCCH).15
5.3.4 Dedicated control channels.15
5.3.5 Cell Broadcast CHannel (CBCH) .15
5.3.6 Packet Common Control CHannels (PCCCH) .15
5.3.7 Packet dedicated control channels .16
6 The physical resource.16
6.1 General.16
6.2 Radio frequency channels.16
6.2.1 Spot beam allocation.16
6.2.2 Downlink and uplink .16
6.3 Timeslots and TDMA frames.16
6.3.1 General.16
6.3.2 Timeslot number.16
6.3.3 TDMA frame number .16
7 Bursts.16
7.1 General.16
7.2 Timing.17
7.2.1 Half-symbol period.17
7.2.2 Useful duration.17
7.2.3 Guard period.18
7.3 Multiple unique word patterns in bursts .18
7.4 Types of bursts .18
7.4.1 BACH burst .18
7.4.2 BCCH burst .18
ETSI

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GMR-1 3G 45.002 4 ETSI TS 101 376-5-2 V3.1.1 (2009-07)

7.4.3 CICH burst.18
7.4.4 DC2 burst.18
7.4.5 DC6 burst.18
7.4.6 DKAB bursts.18
7.4.6.1 KAB3 burst .18
7.4.7 FCCH burst.19
7.4.7.1 FCCH3 burst .19
7.4.8 NT3 burst.20
7.4.8.1 NT3 burst for encoded speech.20
7.4.8.2 NT3 burst for FACCH .20
7.4.9 NT6 burst.20
7.4.10 NT9 burst.20
7.4.11 RACH burst .20
7.4.11.1 RACH3 burst.20
7.4.12 SDCCH burst.20
7.4.13 Packet Normal Bursts (PNB).21
7.4.13.1 Burst header.25
7.4.13.1.1 Guard bits.25
7.4.13.1.2 Unique Word (UW).25
7.4.13.1.3 PUblic Information (PUI) field.26
7.4.13.1.4 Transition symbols.26
7.4.13.2 Encoded PRivate Information (PRI) .26
7.4.13.3 Formats of packet normal burst.27
7.4.13.3.1 Void.27
7.4.13.3.2 PNB(4,3).27
7.4.13.3.3 PNB(5,3).27
7.4.13.3.4 PNB(1,6).28
7.4.13.3.5 PNB(2,6).28
7.4.13.3.6 LDCP coded PNB2(5,12)/Downlink.29
7.4.13.3.7 LDPC coded PNB2(5,12)/Uplink.30
7.4.13.3.8 LDPC coded PNB2(5,3)/Downlink.30
7.4.13.3.9 LDPC coded PNB2(5,3)/Uplink.31
7.4.13.3.10 PNB3(5,12)/Uplink.32
7.4.13.3.11 PNB3(5,12)/Downlink.32
7.4.13.3.12 PNB3(5,3)/Uplink.34
7.4.13.3.13 PNB3(5,3)/Downlink.34
7.4.13.3.14 PNB3(10,3) Downlink.35
7.4.13.3.15 PNB3(1,3) Burst.36
7.4.13.3.16 PNB3(1,6) burst.37
7.4.13.3.17 PNB3(1,8) burst.38
7.4.13.3.18 PNB3(2,6).39
7.4.14 Packet Access Burst (PAB) .39
7.4.15 Packet Keep-Alive Burst (PKAB) .40
7.4.16 DC12 burst.42
8 Logical-physical channel mapping.43
8.1 General.43
8.1.1 Frequency-domain description.43
8.1.2 Time-domain description.43
8.1.2.1 Physical channels.43
8.1.2.2 Logical channels.43
8.2 Physical Channel (PC) types and names .43
8.3 Logical channel parameters.43
8.4 Permitted channel configurations .44
8.5 Logical channel frame sequencing concepts .44
8.5.1 Simple frame sequence .44
8.5.1.1 Simple frame sequence subchannels .44
8.5.2 Simple paired-frame sequence.44
8.5.2.1 Simple paired-frame sequence subchannels.44
8.5.3 Configured paired-frame sequence .44
8.5.3.1 CBCH configuration.44
8.5.4 Statistically multiplexed paired-frame sequence .44
ETSI

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GMR-1 3G 45.002 5 ETSI TS 101 376-5-2 V3.1.1 (2009-07)

8.5.4.1 Pool size.44
8.5.4.2 Statistically multiplexed paired-frame sequence subchannels .44
8.5.4.3 Example using SDCCH.45
8.5.5 System information cycle sequencing.45
8.5.5.1 Physical-Channel-Relative Timeslot Number (PCRTN) .45
8.5.5.2 System-Information-Relative Frame Number (SIRFN).45
8.5.5.3 Graphical representation of system information cycle timeslots.45
8.6 Mapping of logical channels to BCCH/CCCH.45
8.6.1 Fixed reserved-slot logical channels.45
8.6.1.1 FCCH.45
8.6.1.1a FCCH3.45
8.6.1.2 CICH.45
8.6.1.3 BCCH.45
8.6.2 Optional reserved-slot logical channels .46
8.6.2.1 PCH.47
8.6.2.2 BACH (A/Gb mode only) .48
8.6.3 Unreserved-slot logical channels .49
8.7 Mapping of logical channels to normal CCCH .49
8.7a Mapping of logical channels to SI extended/AGCH/CCCH (Iu mode only) .50
8.8 Mapping in time of packet logical channels onto physical channels.51
8.8.1 General.51
8.8.2 Mapping of the uplink channels.52
8.8.2.1 Mapping of uplink packet traffic channel (PDTCH/U) and PACCH/U.52
8.8.2.2 Mapping of the packet timing advance control channel (PTCCH/U) (A/Gb mode only) .52
8.8.2.3 Mapping of the uplink PCCCH, i.e. PRACH (A/Gb mode only) .52
8.8.2.3a Mapping of the uplink PCCCH, i.e. PRACH3 (Iu mode only) .53
8.8.3 Mapping of the downlink channels.53
8.8.3.1 Mapping of the (PDTCH/D) and PACCH/D .53
8.8.3.2 Mapping of the PTCCH/D (A/Gb mode only).53
8.8.3.3 Mapping of the PBCCH .54
8.8.3.4 Mapping of the PCCCH .54
8.8.4 Mapping of PBCCH data.54
8.8.5 Permitted combination of packet data channels.54
8.9 Multislot configurations.54
8.9.1 Multislot configurations for circuit switched connections.54
8.9.2 Multislot configurations for packet switched connections.54
9 Operation of channels.55
9.1 PC6d and PC12u pairing .55
9.1a PC12d and PC12u pairing .55
9.2 Bidirectional channel timeslot assignments.55
9.3 GBCH.55
9.3a GBCH3.55
9.4 DKABs.55
9.5 FCCH and CICH .56
9.6 TACCH/2.56
9.7 MES monitoring of paging and alerting groups .56
9.7.1 Determination of assigned CCCH .56
9.7.2 Determination of assigned paging group .56
9.7.3 Determination of alerting group.56
9.7.4 Determination of PCCCH_GROUP and PAGING_GROUP for MES in GMPRS attached mode .56
9.8 MES selection of PC12U .56
9.9 SDCCH vs. CBCH .57
9.10 MES monitors paired CCCH for AGCH.57
9.11 Additional air interface constraints.57
10 BCCH parameters.57
10.1 Types of BCCH parameters.57
10.2 Information used to obtain synchronization .57
10.3 Channel meta-information.57
10.4 Beam-configurable multichannel information.57
10.5 Information specific to one instance of a channel .57
ETSI

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GMR-1 3G 45.002 6 ETSI TS 101 376-5-2 V3.1.1 (2009-07)

Annex A (normative): Multislot capability.58
A.1 MES classes for multislot capability.58
A.2 Constraints imposed by the service selected .
...