ETSI TS 145 002 V13.6.0 (2020-04)

Digital cellular telecommunications system (Phase 2+) (GSM); GSM/EDGE Multiplexing and multiple access on the radio path (3GPP TS 45.002 version 13.6.0 Release 13)

RTS/TSGR-0645002vd60

General Information

• Status: Published
• Publication Date: 07-Apr-2020
• Technical Committee: 3GPP RAN 6 - Legacy RAN radio and protocol
• Current Stage: 12 - Completion
• Completion Date: 08-Apr-2020

Standards Content (Sample)

ETSI TS 145 002 V13.6.0 (2020-04)






TECHNICAL SPECIFICATION
Digital cellular telecommunications system (Phase 2+) (GSM);
GSM/EDGE Multiplexing and multiple access on the radio path
(3GPP TS 45.002 version 13.6.0 Release 13)

R
GLOBAL SYSTEM FOR
MOBILE COMMUNICATIONS

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3GPP TS 45.002 version 13.6.0 Release 13 1 ETSI TS 145 002 V13.6.0 (2020-04)



Reference
RTS/TSGR-0645002vd60
Keywords
GSM
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3GPP TS 45.002 version 13.6.0 Release 13 2 ETSI TS 145 002 V13.6.0 (2020-04)
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ETSI

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3GPP TS 45.002 version 13.6.0 Release 13 3 ETSI TS 145 002 V13.6.0 (2020-04)
Contents
Intellectual Property Rights . 2
Legal Notice . 2
Modal verbs terminology . 2
Foreword . 7
1 Scope . 8
1.1 References . 8
1.2 Abbreviations . 9
1.2a Definitions . 9
1.3 Restrictions . 9
2 General . 9
3 Logical channels . 10
3.1 General . 10
3.2 Traffic channels . 10
3.2.1 General . 10
3.2.2 Speech traffic channels . 10
3.2.3 Circuit switched data traffic channels . 11
3.2.4 Packet data traffic channels (PDTCH and EC-PDTCH) . 11
3.3 Control channels . 12
3.3.1 General . 12
3.3.2 Broadcast channels . 12
3.3.2.1 Frequency correction channels (FCCH and CFCCH) . 12
3.3.2.2 Synchronization channels . 12
3.3.2.2.0 General . 12
3.3.2.2.1 Synchronization channel (SCH) . 12
3.3.2.2.2 COMPACT synchronization channel (CSCH) . 12
3.3.2.2.3 Extended Coverage synchronization channel (EC-SCH) . 13
3.3.2.3 Broadcast control channel (BCCH) . 14
3.3.2.3a Extended coverage broadcast control channel (EC-BCCH) . 14
3.3.2.4 Packet Broadcast Control Channels . 15
3.3.2.4.1 Packet Broadcast Control Channel (PBCCH) . 15
3.3.2.4.2 COMPACT Packet Broadcast Control Channel (CPBCCH) . 15
3.3.3 Common control type channels . 16
3.3.3.1 Common control type channels, known when combined as a common control channel (CCCH) . 16
3.3.3.2 Packet Common control channels . 16
3.3.3.2.1 Packet Common Control Channels (PCCCH) . 16
3.3.3.2.2 COMPACT Common Control Channels (CPCCCH) . 16
3.3.3.2.3 MBMS Common Control Channels . 16
3.3.3.3 Extended Coverage Common Control Channels . 16
3.3.4 Dedicated control channels . 17
3.3.4.1 Circuit switched dedicated control channels . 17
3.3.4.2 Packet dedicated control channels . 17
3.3.4.3 Extended Coverage Packet dedicated control channels . 17
3.3.5 Cell Broadcast Channel (CBCH) . 18
3.3.6 CTS control channels . 18
3.3.6.1 CTS beacon channel (BCH) . 18
3.3.6.2 CTS paging channel (CTSPCH) . 18
3.3.6.3 CTS access request channel (CTSARCH) . 18
3.3.6.4 CTS access grant channel (CTSAGCH) . 18
3.4 Combination of channels . 18
4 The physical resource . 19
4.1 General . 19
4.2 Radio frequency channels. 19
4.2.1 Cell allocation and mobile allocation. 19
4.2.2 Downlink and uplink . 19
ETSI

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3GPP TS 45.002 version 13.6.0 Release 13 4 ETSI TS 145 002 V13.6.0 (2020-04)
4.3 Timeslots, TDMA frames, and time groups . 19
4.3.1 General . 19
4.3.2 Timeslot number . 19
4.3.3 TDMA frame number . 20
4.3.4 Time group. 20
5 Physical channels . 20
5.1 General . 20
5.2 Bursts . 20
5.2.1 General . 20
5.2.2 Types of burst and burst timing . 20
5.2.3 Normal burst (NB) . 22
5.2.3.1 Normal burst for GMSK . 22
5.2.3.2 Normal burst for AQPSK (downlink only) . 24
5.2.3.3 Normal burst for 8PSK . 24
5.2.3.4 Normal burst for 16QAM . 25
5.2.3.5 Normal burst for 32QAM . 27
5.2.3a Higher symbol rate burst (HB) . 28
5.2.4 Frequency correction burst (FB) . 31
5.2.5 Synchronization Burst (SB) . 32
5.2.6 Dummy burst . 32
5.2.7 Access burst (AB) . 33
5.2.8 Guard period . 34
5.3 Physical channels and bursts . 34
5.4 Radio frequency channel sequence . 34
5.5 Timeslot and TDMA frame sequence . 34
5.6 Parameters for channel definition and assignment . 34
5.6.1 General . 34
5.6.2 General parameters . 35
5.6.2.1 General . 35
5.6.2.2 COMPACT . 35
5.6.2.3 EC-GSM-IoT . 35
5.6.3 Specific parameters . 35
6 Mapping of logical channels onto physical channels . 36
6.1 General . 36
6.2 Mapping in frequency of logical channels onto physical channels . 36
6.2.1 General . 36
6.2.2 Parameters. 36
6.2.3 Hopping sequence generation . 37
6.2.4 Specific cases . 38
6.2.5 Change in the frequency allocation of a base transceiver station. 39
6.2.6 Frequency assignment in CTS . 39
6.2.7 Mapping restrictions in downlink multi-carrier configurations . 39
6.3 Mapping in time of logical channels onto physical channels . 40
6.3.1 Mapping in time of circuit switched logical channels onto physical channels . 40
6.3.1.1 General . 40
6.3.1.2 Key to the mapping table of clause 7 . 41
6.3.1.3 Mapping of BCCH data . 41
6.3.1.4 Mapping of SID Frames . 43
6.3.2 Mapping in time of packet logical channels onto physical channels . 43
6.3.2.1 General . 43
6.3.2.2 Mapping of the uplink channels . 45
6.3.2.2.1 Mapping of (EC-)PDTCH/U and (EC-)PACCH/U . 45
6.3.2.2.1.1 BTTI configuration . 45
6.3.2.2.1.2 RTTI configuration . 46
6.3.2.2.2 Mapping of the Packet Timing Advance Control Channel (PTCCH/U) . 47
6.3.2.2.3 Mapping of the uplink PCCCH i.e. PRACH . 47
6.3.2.2.3a Mapping of the COMPACT uplink CPCCCH i.e. CPRACH . 47
6.3.2.2.4 Mapping of the MBMS uplink MPRACH . 47
6.3.2.2.5 Void . 47
6.3.2.2.6 Mapping of Overlaid CDMA sub channels . 47
ETSI

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3GPP TS 45.002 version 13.6.0 Release 13 5 ETSI TS 145 002 V13.6.0 (2020-04)
6.3.2.3 Mapping of the downlink channels . 48
6.3.2.3.1 Mapping of the (EC-)PDTCH/D and (EC-)PACCH/D . 48
6.3.2.3.2 Mapping of the PTCCH/D . 48
6.3.2.3.3 Mapping of the PBCCH . 48
6.3.2.3.3a Mapping of the COMPACT CPBCCH . 48
6.3.2.3.3b Void . 49
6.3.2.3.4 Mapping of the PCCCH . 49
6.3.2.3.4a Mapping of the COMPACT CPCCCH . 49
6.3.2.3.4b Void . 49
6.3.2.4 Mapping of PBCCH data . 49
6.3.2.4a Mapping of COMPACT CPBCCH data . 50
6.3.2.4b Void. 50
6.3.3 Mapping in time of CTS control channels onto physical channels . 50
6.3.3.1 CTSBCH timeslot assignment . 50
6.3.3.2 CTSPCH, CTSARCH and CTSAGCH timeslot assignment . 52
6.3.4 Mapping in time of Extended Coverage control channels onto physical channels . 52
6.3.4.1 General . 52
6.3.4.2 Mapping of the downlink Extended Coverage CCCH (EC-CCCH/D) . 52
6.3.4.3 Mapping of the uplink Extended Coverage CCCH (EC-CCCH/U) . 53
6.3.4.4 Mapping of EC-BCCH data . 53
6.4 Permitted channel combinations . 53
6.4.1 Permitted channel combinations onto a basic physical channel. 53
6.4.2 Multislot configurations . 57
6.4.2.1 General . 57
6.4.2.1 Multislot configurations for circuit switched connections in A/Gb mode . 58
6.4.2.2 Multislot configurations for packet switched connections in A/Gb mode . 58
6.4.2.3 Multislot configurations for dual transfer mode in A/Gb mode . 61
6.4.2.3a Multislot configurations for MBMS in A/Gb mode . 62
6.4.2.4 Multislot configurations for DBPSCH in Iu mode . 63
6.4.2.4.1 TCHs assigned . 63
6.4.2.4.2 PDTCHs assigned . 63
6.4.2.4.3 TCHs and PDTCHs assigned . 63
6.4.2.5 void . 63
6.4.2.6 Multislot configurations for SBPSCH in Iu mode . 63
6.4.2.7 Multislot configurations for dual transfer mode in Iu mode . 63
6.5 Operation of channels and channel combinations . 64
6.5.1 General . 64
6.5.2 Determination of CCCH_GROUP and PAGING_GROUP for MS in idle mode . 67
6.5.2a Determination of CCCH_GROUP, PAGING_GROUP_MF and PAGING_GROUP_PCH for MS in
idle mode when using extended DRX cycles . 67
6.5.2b Determination of EC_CCCH_GROUP and PAGING_GROUP for MS in idle mode for EC-GSM-
IoT . 68
6.5.3 Determination of specific paging multiframe and paging block index . 69
6.5.3a Determination of specific paging multiframe and paging block index for EC-GSM-IoT . 70
6.5.3a.1 CC1 . 70
6.5.3a.2 CC2 . 70
6.5.3a.3 CC3 . 70
6.5.3a.4 CC4 . 70
6.5.3b Determination of specific paging multiframe and paging block index when using extended DRX
cycles .
...