ETSI TS 100 392-2 V3.9.1 (2019-01)

TECHNICAL SPECIFICATION
Terrestrial Trunked Radio (TETRA);
Voice plus Data (V+D);
Part 2: Air Interface (AI)
2 ETSI TS 100 392-2 V3.9.1 (2019-01)

Reference
RTS/TCCE-03249
Keywords
air interface, radio, TETRA, V+D

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ETSI
3 ETSI TS 100 392-2 V3.9.1 (2019-01)
Contents
Intellectual Property Rights . 45
Foreword . 45
Modal verbs terminology . 46
1 Scope . 47
2 References . 48
2.1 Normative references . 48
2.2 Informative references . 50
3 Definition of terms, symbols and abbreviations . 51
3.1 T erms . 51
3.2 Symbols . 59
3.3 Abbreviations . 59
4 Radio aspects . 66
4.1 Introduction . 66
4.2 Set of logical channels . 66
4.3 Reference configuration . 66
4.4 Error control schemes . 67
4.5 Multiple access and timeslot structure. 67
4.5.1 General . 67
4.5.2 Hyperframes, multiframes and frames . 68
4.5.3 Timeslots and bursts . 68
4.5.4 Mapping of logical channels onto physical channels . 69
4.6 Coding, interleaving and scrambling . 69
4.7 Modulation . 69
4.8 Transmission and reception . 69
4.9 Other radio-related functions . 69
4.10 Performance . 70
4.11 TETRA modes of operation . 70
4.11.0 General . 70
4.11.1 Main control channel modes of operation . 71
4.11.1.1 Conventional Access (CA) mode . 71
4.11.1.2 Direct Access (DA) mode . 71
4.11.2 Transmission modes . 71
4.11.2.1 Downlink-Continuous Transmission (D-CT) mode . 71
4.11.2.2 Downlink-Carrier Timesharing Transmission (D-CTT) mode. 71
4.11.2.3 Downlink-Main Control Channel Timesharing Transmission (D-MCCTT) mode . 71
4.11.2.4 Multiple Slot Transmission (MST) mode . 71
4.11.3 Control modes . 71
4.11.3.1 Normal Control Mode (NCM) . 71
4.11.3.2 Minimum Control Mode (MCM) . 72
5 Modulation . 73
5.1 Introduction . 73
5.2 Modulation type . 73
5.3 Modulation rate . 73
5.4 Modulation symbol definition . 73
5.5 Modulated signal definition . 75
5.6 Modulation filter definition . 75
5.7 Modulation block diagram . 76
5.8 Introduction to QAM channels . 76
5.9 Modulation type . 76
5.10 Use of sub-carriers in QAM carriers . 76
5.11 Modulation rate . 76
5.12 Modulation symbol definition . 77
5.13 Bit to symbol mapping . 77
5.14 Data, synchronization and pilot symbol multiplexing . 80
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4 ETSI TS 100 392-2 V3.9.1 (2019-01)
5.15 Sub-carrier frequency domain multiplexing . 81
5.16 Modulated signal definition . 81
5.17 Modulation filter definition . 82
5.18 Modulation block diagram . 83
6 Radio transmission and reception . 84
6.1 Introduction . 84
6.2 Frequency bands and channel arrangement . 84
6.3 Reference test planes . 84
6.4 Transmitter characteristics. 85
6.4.1 Output power for phase modulation . 85
6.4.1.0 General . 85
6.4.1.1 Base Station (BS) . 85
6.4.1.2 Mobile Station (MS) . 86
6.4.2 Unwanted conducted emissions for phase modulation . 86
6.4.2.1 Definitio ns . 86
6.4.2.2 Unwanted emissions close to the carrier . 87
6.4.2.2.0 General . 87
6.4.2.2.1 Emission during the useful part of the burst . 87
6.4.2.2.2 Emission during the switching transients . 87
6.4.2.3 Unwanted emissions far from the carrier . 88
6.4.2.4 Unwanted emissions during the CLCH and BLCH . 88
6.4.2.5 Unwanted emissions in the non-transmit state . 89
6.4.3 Unwanted radiated emissions for phase modulation . 89
6.4.4 RF tolerance for phase modulation . 89
6.4.5 RF Output power time mask for phase modulation . 89
6.4.5.0 General . 89
6.4.5.1 BS . 90
6.4.5.2 MS . 90
6.4.6 Transmitter intermodulation attenuation for phase modulation . 90
6.4.6.1 Definition . 90
6.4.6.2 BS . 91
6.4.6.3 MS . 91
6.4.7 Intra-BS intermodulation requirements . 91
6.4.8 Output power for QAM . 91
6.4.8.0 General . 91
6.4.8.1 BS . 92
6.4.8.2 MS . 92
6.4.9 Unwanted conducted emissions for QAM . 93
6.4.9.1 Definitio ns . 93
6.4.9.2 Unwanted emissions close to the carrier . 93
6.4.9.2.0 General . 93
6.4.9.2.1 Emission during the useful part of the burst . 93
6.4.9.2.2 Emission during the switching transients . 94
6.4.9.3 Unwanted emissions far from the carrier . 94
6.4.9.4 Unwanted emissions during the CLCH-Q and BLCH-Q . 95
6.4.9.5 Unwanted emissions in the non-transmit state . 96
6.4.10 RF Output power time mask for QAM . 96
6.4.10.0 General . 96
6.4.10.1 BS . 97
6.4.10.2 MS . 97
6.4.11 Transmitter intermodulation attenuation . 97
6.4.12 Intra-BS intermodulation requirements . 97
6.5 Receiver characteristics . 97
6.5.0 General . 97
6.5.1 Blocking characteristics . 97
6.5.1.1 Definition . 97
6.5.1.2 Specification for Phase Modulation . 98
6.5.1.3 Specification for QAM . 98
6.5.2 Spurious response rejection . 99
6.5.2.1 Definition . 99
6.5.2.2 Specification for phase modulation . 99
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5 ETSI TS 100 392-2 V3.9.1 (2019-01)
6.5.2.3 Specification for QAM . 99
6.5.3 Intermodulation response rejection . 100
6.5.3.1 Definition . 100
6.5.3.2 Specification for Phase Modulation . 100
6.5.3.3 Specification for QAM . 100
6.5.4 Unwanted conducted emissions . 101
6.5.4.1 Definition . 101
6.5.4.2 Specification. 101
6.5.5 Unwanted radiated emissions . 101
6.6 Transmitter/receiver performance for phase modulation . 101
6.6.0 General . 101
6.6.1 Transmitter performance for phase modulation . 101
6.6.1.1 Modulation accuracy for phase modulation . 101
6.6.1.2 Vector error magnitude requirement at symbol time for phase modulation . 102
6.6.2 Receiver performance for phase modulation . 103
6.6.2.0 General . 103
6.6.2.1 Nominal error rates for phase modulation . 103
6.6.2.1.1 Nominal error rates for π/4-DQPSK modulation . 103
6.6.2.1.2 Nominal error rates for π/8-D8PSK modulation . 103
6.6.2.2 Dynamic reference sensitivity performance for phase modulation . 104
6.6.2.2.0 General . 104
6.6.2.2.1 BS receiver performance . 104
6.6.2.2.2 MS receiver performance . 106
6.6.2.3 Receiver performance at reference interference ratios for Phase Modulation . 107
6.6.2.3.0 General . 107
6.6.2.3.1 BS receiver performance . 108
6.6.2.3.2 MS receiver performance . 109
6.6.2.4 Static reference sensitivity performance for phase modulation . 110
6.6.2.4.0 General . 110
6.6.2.4.1 BS receiver performance . 110
6.6.2.4.2 MS receiver performance . 111
6.6.2.5 MS receiver performance for synchronization burst acquisition . 112
6.7 Transmitter/receiver performance for QAM . 112
6.7.0 General . 112
6.7.1 Transmitter performance for QAM . 112
6.7.1.1 Modulation accuracy for QAM . 112
6.7.1.2 Vector error magnitude requirement at symbol time for QAM . 113
6.7.2 Receiver performance for QAM . 114
6.7.2.0 General . 114
6.7.2.1 Nominal error rates for QAM. 114
6.7.2.2 Dynamic reference sensitivity performance for QAM . 114
6.7.2.3 Receiver performance at reference interference ratios for QAM . 117
6.7.2.3.1 Adjacent channel interference . 117
6.7.2.3.2 Co-channel interference . 117
6.7.2.4 Static reference sensitivity performance for QAM . 118
6.7.2.5 MS receiver performance for frequency correction burst acquisition on a DA cell . 118
6.8 Propagation conditions . 118
6.8.0 General . 118
6.8.1 Propagation conditions - introduction . 118
6.8.2 Tap-gain process types . 119
6.8.3 Propagation models. 119
7 Radio sub-system synchronization . 121
7.1 Introduction . 121
7.2 General description of synchronization system . 121
7.3 Timebase counters for phase modulation . 121
7.3.1 Timing counters for phase modulation . 121
7.3.2 Values of the counters for phase modulation . 121
7.4 Timing of phase modulation signals . 122
7.5 Timebase counters for QAM . 122
7.5.1 Timing counters for QAM . 122
7.5.2 Values of the counters for QAM . 122
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6 ETSI TS 100 392-2 V3.9.1 (2019-01)
7.6 Timing of QAM signals . 123
7.7 BS requirements for synchronization . 123
7.8 MS requirements for synchronization . 124
8 Channel coding and scrambling . 125
8.1 Introduction . 125
8.2 General . 125
8.2.1 Interfaces in the error control structure . 125
8.2.1.1 Interfaces for phase modulation . 125
8.2.1.2 Interfaces for QAM . 127
8.2.2 Notation . 128
8.2.3 Definition of error control codes . 128
8.2.3.1 16-state Rate-Compatible Punctured Convolutional (RCPC) codes . 128
8.2.3.1.0 General . 128
8.2.3.1.1 Encoding by the 16-state mother code of rate 1/4 . 128
8.2.3.1.2 Puncturing of the mother code . 129
8.2.3.1.3 Puncturing scheme of the RCPC code of rate 2/3. 129
8.2.3.1.4 Puncturing scheme of the RCPC code of rate 1/3. 129
8.2.3.1.5 Puncturing scheme of the RCPC code of rate 292/432 . 129
8.2.3.1.6 Puncturing scheme of the RCPC code of rate 148/432 . 129
8.2.3.2 Shortened (30,14) Reed-Muller (RM) code . 130
8.2.3.3 (K + 16, K ) block code . 130
1 1
8.2.3.4 8-state Parallel Concatenated Convolutional Code (PCCC) for QAM . 131
8.2.3.4.0 General . 131
8.2.3.4.1 Encoding by the upper 8-state RSC encoder of rate 1/2 . 131
8.2.3.4.2 Interleaving by the quadratic-congruence interleaver . 132
8.2.3.4.3 Encoding the interleaved bits by the lower 8-state RSC encoder of rate 1/2 . 133
8.2.3.4.4 Merging the systematic and parity bits for the PCCC encoder . 133
8.2.3.4.5 Puncturing scheme for the PCCC encoder . 134
8.2.3.4.6 Puncturing scheme for the PCCC encoder with coding rate 2/3. 134
8.2.3.4.7 Puncturing scheme for the PCCC encoder with coding rate 1/2. 134
8.2.3.5 (16,5) Reed-Muller (RM) code for QAM . 134
8.2.4 Definition of interleaving schemes . 134
8.2.4.1 Block interleaving for phase modulation . 134
8.2.4.2 Interleaving over N blocks . 135
8.2.4.3 Block interleaving for QAM . 135
8.2.5 Definition of scrambling . 136
8.2.5.1 Scrambling method . 136
8.2.5.2 Scrambling sequence . 136
8.3 Error control schemes . 137
8.3.1 Error control schemes for phase modulation . 137
8.3.1.0 General . 137
8.3.1.1 Access Assignment Channel (AACH) . 139
8.3.1.2 Broadcast Synchronization Channel (BSCH) . 139
8.3.1.3 Traffic channels in circuit switched mode . 140
8.3.1.3.1 Frame stealing and multi-slot transmission . 140
8.3.1.3.2 Traffic CHannel, net rate = 4,8 kbit/s (TCH/4,8) . 140
8.3.1.3.3 Traffic CHannel, net rate = 2,4 kbit/s (TCH/2,4) . 141
8.3.1.3.4 Traffic CHannel, net rate = 7,2 kbit/s (TCH/7,2) . 141
8.3.1.3.5 Traffic Channel-P8, net rate = 10,8 kbit/s (TCH-P8/10,8) . 142
8.3.1.3.6 Speech Traffic Channel, full slot (TCH/S) . 142
8.3.1.3.7 Speech Traffic Channel, half slot (TCH/S) . 142
8.3.1.4 Signalling channels for signalling and packet mode data. 143
8.3.1.4.1 Signalling CHannel for mapping onto Half-bursts on the Downlink (SCH/HD), Broadcast
Network CHannel (BNCH), and STealing CHannel (STCH) . 143
8.3.1.4.2 Signalling CHannel for mapping onto Half-bursts on the Downlink (SCH-P8/HD) . 143
8.3.1.4.3 Signalling CHannel for mapping onto Half-bursts on the Uplink (SCH/HU) . 144
8.3.1.4.4 Signalling CHannel for mapping onto Half-bursts on the Uplink (SCH-P8/HU). 144
8.3.1.4.5 Signalling CHannel for mapping onto Full bursts (SCH/F) . 144
8.3.1.4.6 Signalling CHannel for mapping onto Full bursts (SCH-P8/F) . 145
8.3.2 Error control schemes for QAM . 146
8.3.2.0 General . 146
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7 ETSI TS 100 392-2 V3.9.1 (2019-01)
8.3.2.1 Slot Information Channel - QAM/Uplink (SICH-Q/U) . 146
8.3.2.2 Slot Information Channel - QAM/Downlink (SICH-Q/D) . 147
8.3.2.3 Access Assignment Channel - QAM (AACH-Q) . 147
8.3.2.4 Signalling Channel - QAM/Half slot Uplink (SCH-Q/HU) . 148
8.3.2.5 Signalling Channel - QAM/Uplink (SCH-Q/U) . 148
8.3.2.6 Signalling Channel - QAM/Downlink (SCH-Q/D) and Broadcast Network Channel - QAM
(BNCH-Q) . 149
8.3.2.7 Signalling Channel - QAM/Random Access (SCH-Q/RA) . 150
8.3.2.8 Broadcast Synchronization Channel - QAM (BSCH-Q) . 150
8.3.2.9 Signalling Channel Data set B - QAM (SCH-Q/B) . 151
9 Channel multiplexing . 152
9.1 Introduction . 152
9.2 Logical channels . 152
9.2.0 General . 152
9.2.1 Logical channels hierarchy . 152
9.2.2 Traffic channels for π/4-DQPSK . 152
9.2.2a Traffic channels for π/8-D8PSK . 152
9.2.3 Control CHannels (CCH) for phase modulation . 153
9.2.3.1 General . 153
9.2.3.2 BCCH . 153
9.2.3.3 LCH. 153
9.2.3.4 SCH for π/4-DQPSK. 153
9.2.3.4a SCH for π/8-D8PSK . 154
9.2.3.5 AACH . 154
9.2.3.6 STCH . 154
9.2.4 QAM Control CHannels (CCH-Q) . 154
9.2.4.1 General . 154
9.2.4.2 BCCH-Q . 154
9.2.4.3 LCH-Q . 155
9.2.4.4 SCH -Q . 155
9.2.4.4a SCH-Q/B . 156
9.2.4.5 AACH-Q . 156
9.2.4.6 SICH-Q . 156
9.3 The physical resource . 157
9.3.1 General . 157
9.3.2 RF channels for phase modulation . 157
9.3.2a RF channels for QAM. 158
9.3.2b Random access RF channels for QAM . 158
9.3.3 Timeslots .
...