ETSI TS 101 376-4-12 V3.1.1 (2009-07)

GEO-Mobile Radio Interface Specifications (Release 3); Third Generation Satellite Packet Radio Service; Part 4: Radio interface protocol specifications; Sub-part 12: Mobile Earth Station (MES) - Base Station System (BSS) interface; Radio Link Control/Medium Access Control (RLC/MAC) protocol; GMR-1 3G 44.060

RTS/SES-00309-4-12

General Information

• Status: Published
• Publication Date: 06-Jul-2009
• Technical Committee: SES MSS - SES WG on Mobile Satellite Systems
• Current Stage: 12 - Completion
• Due Date: 22-Jun-2009
• Completion Date: 07-Jul-2009

Standards Content (Sample)

ETSI TS 101 376-4-12 V3.1.1 (2009-07)
Technical Specification

GEO-Mobile Radio Interface Specifications (Release 3);
Third Generation Satellite Packet Radio Service;
Part 4: Radio interface protocol specifications;
Sub-part 12: Mobile Earth Station (MES) -
Base Station System (BSS) interface; Radio Link Control
/Medium Access Control (RLC/MAC) protocol;
GMR-1 3G 44.060

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GMR-1 3G 44.060 2 ETSI TS 101 376-4-12 V3.1.1 (2009-07)




Reference
RTS/SES-00309-4-12
Keywords
3G, GMPRS, GMR, GPRS, GSM, GSO, MES,
mobile, MSS, radio, satellite, S-PCN
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© European Telecommunications Standards Institute 2009.
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ETSI

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GMR-1 3G 44.060 3 ETSI TS 101 376-4-12 V3.1.1 (2009-07)

Contents
Intellectual Property Rights . 11
Foreword . 11
Introduction . 12
1 Scope . 14
2 References . 15
2.1 Normative references . 15
2.2 Informative references . 17
3 Definitions and abbreviations . 17
3.1 Definitions . 17
3.2 Abbreviations . 19
4 Layered overview of radio interface. 19
4.1 Layer services . 20
4.2 Layer functions . 20
4.3 Service primitives . 21
4.4 Services required from lower layers . 21
5 Introduction to the Medium Access Control (MAC) procedures . 21
5.1 General . 21
5.2 Multiplexing principles . 21
5.2.1 Temporary Block Flow (TBF) . 21
5.2.2 Temporary Flow Identity (TFI) . 22
5.2.3 Uplink state flag . 22
5.2.4 Medium access modes . 22
5.2.4a Multiplexing of GMPRS and future MESs . 23
5.3 Packet idle mode . 23
5.4 Packet transfer mode . 23
5.5 General procedures in packet idle and packet transfer modes . 23
5.5.1 Mobile earth station side . 23
5.5.1.1 Cell reselection . 23
5.5.1.1a Network Assisted Cell Change . 24
5.5.1.1a.1 Neighbour Cell System Information Distribution . 24
5.5.1.1a.2 CCN Mode . 24
5.5.1.2 System Information (SI) on PBCCH . 24
5.5.1.3 System Information (SI) on BCCH . 24
5.5.1.3.1 Supervision of BCCH_CHANGE_MARK and update of BCCH information . 24
5.5.1.3.2 GPRS SI reception failure . 24
5.5.1.4 Acquisition of system information on the broadcast channel . 24
5.5.1.4.1 Suspension of operation to receive system information . 24
5.5.1.4.2 Request for acquisition of system information . 24
5.5.1.5 Discontinuous reception (DRX) . 24
5.5.1.6 Page mode procedures on PCCCH . 25
5.5.1.7 Frequency parameters . 25
5.5.2 Network side . 25
5.5.2.1 System Information broadcasting . 25
5.5.2.1.1 System information on PBCCH . 25
5.5.2.1.2 System information on BCCH . 25
5.5.2.1.3 System information on PACCH (and other logical channels) . 25
5.5.2.1.4 Consistent sets of system information messages . 25
5.5.2.2 Paging . 25
5.6 Measurement reports . 26
5.6.0 General . 26
5.6.1 Network Control (NC) measurement reporting . 26
5.6.2 (void) . 26
5.6.3 Additional measurement and reporting parameters . 26
ETSI

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GMR-1 3G 44.060 4 ETSI TS 101 376-4-12 V3.1.1 (2009-07)

5.6.3.1 Deriving the 3G Neighbour Cell list from the 3G Neighbour Cell description . 27
5.6.3.2 Deriving BA(GPRS) and the GSM Neighbour Cell list . 27
5.6.3.3 Deriving the Neighbour Cell list from the GSM Neighbour Cell list and the 3G Neighbour Cell
list . 27
5.6.3.4 GPRS Real Time Differences . 27
5.6.3.5 GPRS Report Priority Descriptions . 27
5.6.3.6 GPRS Measurement Parameters and GPRS 3G Measurement Parameters . 27
5.6.3.7 The GPRS 3G Cell Reselection list . 28
6 Paging procedures (A/Gb mode only) . . 28
6.1 Paging procedure for RR connection establishment . 28
6.1.1 Paging initiation using paging subchannel on CCCH . 28
6.1.2 Paging initiation using paging subchannel on PCCCH . 28
6.1.3 Paging initiation using PACCH . 28
6.1.4 Paging response . 28
6.2 Paging procedure for downlink packet transfer . 29
6.2.1 Paging procedure using paging subchannel on CCCH . 29
6.2.2 Paging using paging subchannel on PCCCH . 29
6.2.3 Paging response to a page on CCCH . 29
7 Medium Access Control (MAC) procedures on PCCCH . 29
7.0a Support of multiple TBF procedures . 30
7.1 TBF establishment initiated by the mobile earth station on PCCCH . 30
7.1.1 Permission to access the network . 30
7.1.2 Initiation of a TBF establishment . 31
7.1.2.1 Initiation of the packet access procedure . 31
7.1.2.1.1 Access persistence control on PRACH . 32
7.1.2.1.2 Handling of T3202 expiry . 33
7.1.2.2 Packet assignment procedure . 33
7.1.2.2.1 On receipt of a PACKET CHANNEL REQUEST or PACKET CHANNEL REQ TYPE 2
message . 33
7.1.2.2.2 Void . 34
7.1.2.2.3 Void . 34
7.1.2.2.4 Packet access reject procedure . 34
7.1.2.3 One phase packet access completion. 34
7.1.2.4 Timing and frequency correction . 35
7.1.3 Packet Resource Request Procedure (Iu mode only) . 35
7.1.3.1 Initiation of the Packet resource request procedure . 35
7.1.3.2 On receipt of a PACKET RESOURCE REQUEST message . 35
7.1.3.3 Completion of Packet resource request procedure . 35
7.1.4 Initiation of TBF Establishment on CCCH . 36
7.1.5 Abnormal cases . 36
7.2 TBF establishment initiated by the network on CCCH (A/Gb mode only) . 37
7.2.1 Entering the packet transfer mode . 37
7.2.1.1 Packet downlink assignment procedure . 37
7.2.1.2 Packet downlink assignment procedure completion . 38
7.2.1.3 Void. 38
7.2.2 Abnormal cases . 38
7.3 Procedure for measurement report sending in packet idle mode . 38
7.4 Cell change order procedures in packet idle mode . 39
7.4.1 Cell change order procedure initiated on PCCCH . 39
7.4.2 Cell change order procedure initiated on CCCH . 39
7.5 Measurement order procedures in packet idle mode . 39
7.6 Void . 39
7.7 Void . 39
7.8 TBF establishment on PACCH by network . 39
7.9 GMPRS Resume procedure on PCCCH (A/Gb mode only) . 39
7.9.1 Initiation of GMPRS resume procedure . 39
7.9.2 Completion of GMPRS resume procedure . 40
7.9.3 Abnormal cases . 40
8 Medium access control (MAC) procedures in packet transfer mode . 40
8.1 Transfer of RLC data blocks . 40
ETSI

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GMR-1 3G 44.060 5 ETSI TS 101 376-4-12 V3.1.1 (2009-07)

8.1.1 Uplink RLC data block transfer . 40
8.1.1.1 Dynamic allocation uplink RLC data block transfer . 41
8.1.1.1.1 PACCH operation (A/Gb mode only) . 41
8.1.1.1.1a PDCH3 PACCH operation (Iu mode only) . 42
8.1.1.1.2 Resource reallocation for uplink TBF . 42
8.1.1.1.3 Establishment of downlink TBF . 44
8.1.1.2 Uplink PDCH(5,3) and PDCH(5,12) multiplexing . 45
8.1.1.3 Void. 45
8.1.1.4 Network initiated release of uplink TBF . 45
8.1.1.5 Abnormal cases . 46
8.1.2 Downlink RLC data block transfer . 46
8.1.2.1 Downlink RLC data block transfer . 47
8.1.2.1.1 Abnormal cases . 47
8.1.2.2 Polling for packet downlink ACK/NACK . 48
8.1.2.3 Downlink PDCH(5,3) and PDCH(5,12) mutiplexing . 48
8.1.2.4 Resource reassignment for downlink . 48
8.1.2.4a Establishment of downlink TBF after downlink TBF release . 49
8.1.2.4a.1 Abnormal cases . 49
8.1.2.5 Establishment of uplink TBF . 50
8.1.2.5.1 Abnormal cases (A/Gb mode) . 52
8.1.2.5.1a Abnormal cases (Iu mode) . 52
8.1.2.6 Void. 53
8.1.2.7 Void. 53
8.1.2.8 Network initiated abnormal release of downlink TBF . 53
8.1.2.9 Network initiated release of downlink TBF . 53
8.1.3 Void . 54
8.1.4 Multiplexing of control and data messages . 54
8.1.5 Multiplexing multiple TBFs on the same burst (Iu mode only) . 54
8.2 Packet PDCH release (Iu mode only) . 55
8.3 Procedure for measurement report sending in Packet Transfer mode (Iu mode only) . 55
8.4 Network controlled cell reselection procedure (Iu mode only) . 55
8.4.1 Network controlled cell reselection completion . 55
8.4.2 Abnormal cases . 56
8.5 Measurement order procedures in packet transfer mode (Iu mode only) . 56
8.6 Packet control acknowledgement . 57
8.7 Abnormal cases . 57
8.7.1 Abnormal release with return to CCCH or PCCCH . 57
8.7.2 Abnormal release with random access . 57
8.7.3 Abnormal release with system information . 57
8.8 Packet link quality reporting in packet transfer mode (A/Gb mode only) . 57
8.9 Coding rate change procedure in packet transfer mode . 57
8.9.1 Downlink TBF coding rate change procedure . 57
8.9.2 Uplink TBF coding rate change procedure . 58
9 Radio Link Control (RLC) procedures in packet transfer mode . 58
9.1 Procedures and parameters for peer-to-peer operation . 58
9.1.1 Send state variable V(S) . 59
9.1.1a Control send state variable V(CS) . 59
9.1.2 Acknowledge state variable V(A) . 59
9.1.3 Acknowledge state array V(B). 59
9.1.3.1 Acknowledge state array V(B) for GMPRS . 59
9.1.3.2 Void. 59
9.1.4 Block Sequence Number BSN . 60
9.1.4.1 Block Sequence Number BSN for GPRS TBF . 60
9.1.4.2 Void. 60
9.1.4a Void . 60
9.1.5 Receive state variable V(R) . 60
9.1.6 Receive window state variable V(Q) . 60
9.1.7 Receive state array V(N) . 60
9.1.7.1 Receive state array V(N) in GMPRS TBF . 60
9.1.7.2 Void. 60
9.1.8 Starting Sequence Number (SSN) and Received Block Bitmap (RBB) . 61
ETSI

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GMR-1 3G 44.060 6 ETSI TS 101 376-4-12 V3.1.1 (2009-07)

9.1.8.1 Starting Sequence Number (SSN) and Received Block Bitmap (RBB) in GMPRS TBF . 61
9.1.8.1.1 Generation of the bitmap . 61
9.1.8.1.2 Interpretation of the bitmap . 61
9.1.8.2 Void. 62
9.1.9 Window size . 62
9.1.9a Filler octets .
...