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ETSI EN 300 392-2 V3.2.1 (2007-09)
European Standard (Telecommunications series)
Terrestrial Trunked Radio (TETRA);
Voice plus Data (V+D);
Part 2: Air Interface (AI)

ETSI
ETSI EN 300 392
-
2 V3.2.1 (2007
-
09)
2
Reference
REN/TETRA-03152
Keywords
air interface, radio, TETRA, V+D
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© European Telecommunications Standards Institute 2007.
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ETSI
ETSI EN 300 392
-
2 V3.2.1 (2007
-
09)
3
Contents
Intellectual Property Rights..............................................................................................................................39
Foreword...........................................................................................................................................................39
Introduction ......................................................................................................................................................40
1 Scope......................................................................................................................................................41
2 References..............................................................................................................................................42
3 Definitions and abbreviations.................................................................................................................44
3.1 Definitions........................................................................................................................................................44
3.2 Abbreviations ...................................................................................................................................................50
4 Radio aspects..........................................................................................................................................55
4.1 Introduction......................................................................................................................................................55
4.2 Set of logical channels......................................................................................................................................55
4.3 Reference configuration ...................................................................................................................................55
4.4 Error control schemes.......................................................................................................................................56
4.5 Multiple access and time slot structure.............................................................................................................56
4.5.1 General........................................................................................................................................................56
4.5.2 Hyperframes, multiframes and frames........................................................................................................57
4.5.3 Time slots and bursts ..................................................................................................................................57
4.5.4 Mapping of logical channels onto physical channels..................................................................................58
4.6 Coding, interleaving and scrambling................................................................................................................58
4.7 Modulation .......................................................................................................................................................58
4.8 Transmission and reception..............................................................................................................................58
4.9 Other radio-related functions............................................................................................................................58
4.10 Performance .....................................................................................................................................................59
4.11 TETRA modes of operation .............................................................................................................................59
4.11.1 Transmission modes ...................................................................................................................................59
4.11.1.1 D-CT mode ...........................................................................................................................................59
4.11.1.2 D-CTT mode.........................................................................................................................................59
4.11.1.3 D-MCCTT mode...................................................................................................................................60
4.11.1.4 U-MST mode ........................................................................................................................................60
4.11.2 Control modes.............................................................................................................................................60
4.11.2.1 Normal Control Mode...........................................................................................................................60
4.11.2.2 Minimum Control Mode .......................................................................................................................60
5 Modulation.............................................................................................................................................61
5.1 Introduction......................................................................................................................................................61
5.2 Modulation type ...............................................................................................................................................61
5.3 Modulation rate ................................................................................................................................................61
5.4 Modulation symbol definition..........................................................................................................................61
5.5 Modulated signal definition..............................................................................................................................63
5.6 Modulation filter definition..............................................................................................................................63
5.7 Modulation block diagram ...............................................................................................................................64
5.8 Introduction to QAM channels.........................................................................................................................64
5.9 Modulation type ...............................................................................................................................................64
5.10 Use of sub-carriers in QAM carriers ................................................................................................................64
5.11 Modulation rate ................................................................................................................................................64
5.12 Modulation symbol definition..........................................................................................................................65
5.13 Bit to symbol mapping .....................................................................................................................................65
5.14 Data, synchronisation and pilot symbol multiplexing......................................................................................68
5.15 Sub-carrier frequency domain multiplexing.....................................................................................................69
5.16 Modulated signal definition..............................................................................................................................69
5.17 Modulation filter definition..............................................................................................................................70
5.18 Modulation block diagram ...............................................................................................................................71
6 Radio transmission and reception...........................................................................................................72

ETSI
ETSI EN 30
0 392
-
2 V3.2.1 (2007
-
09)
4
6.1 Introduction......................................................................................................................................................72
6.2 Frequency bands and channel arrangement......................................................................................................72
6.3 Reference test planes........................................................................................................................................72
6.4 Transmitter characteristics................................................................................................................................73
6.4.1 Output power for phase modulation ...........................................................................................................73
6.4.1.1 Base Station (BS)..................................................................................................................................73
6.4.1.2 Mobile Station (MS) .............................................................................................................................74
6.4.2 Unwanted conducted emissions for phase modulation ...............................................................................74
6.4.2.1 Definitions.............................................................................................................................................74
6.4.2.2 Unwanted emissions close to the carrier...............................................................................................75
6.4.2.2.1 Emission during the useful part of the burst....................................................................................75
6.4.2.2.2 Emission during the switching transients ........................................................................................75
6.4.2.3 Unwanted emissions far from the carrier ..............................................................................................76
6.4.2.4 Unwanted emissions during the CLCH and BLCH ..............................................................................76
6.4.2.5 Unwanted emissions in the non-transmit state......................................................................................77
6.4.3 Unwanted radiated emissions for phase modulation...................................................................................77
6.4.4 RF tolerance for phase modulation.............................................................................................................77
6.4.5 RF Output power time mask for phase modulation ....................................................................................77
6.4.5.1 BS..........................................................................................................................................................78
6.4.5.2 MS.........................................................................................................................................................78
6.4.6 Transmitter intermodulation attenuation for phase modulation..................................................................78
6.4.6.1 Definition ..............................................................................................................................................78
6.4.6.2 BS..........................................................................................................................................................78
6.4.6.3 MS.........................................................................................................................................................79
6.4.7 Intra-BS intermodulation requirements ......................................................................................................79
6.4.8 Output power for QAM ..............................................................................................................................79
6.4.8.1 BS..........................................................................................................................................................79
6.4.8.2 MS.........................................................................................................................................................80
6.4.9 Unwanted conducted emissions for QAM..................................................................................................80
6.4.9.1 Definitions.............................................................................................................................................80
6.4.9.2 Unwanted emissions close to the carrier...............................................................................................80
6.4.9.2.1 Emission during the useful part of the burst....................................................................................80
6.4.9.2.2 Emission during the switching transients ........................................................................................81
6.4.9.3 Unwanted emissions far from the carrier ..............................................................................................82
6.4.9.4 Unwanted emissions during the CLCH-Q and BLCH-Q......................................................................83
6.4.9.5 Unwanted emissions in the non-transmit state......................................................................................83
6.4.10 RF Output power time mask for QAM.......................................................................................................83
6.4.10.1 BS..........................................................................................................................................................84
6.4.10.2 MS.........................................................................................................................................................85
6.4.11 Transmitter intermodulation attenuation.....................................................................................................85
6.4.12 Intra-BS intermodulation requirements ......................................................................................................85
6.5 Receiver characteristics....................................................................................................................................85
6.5.1 Blocking characteristics..............................................................................................................................85
6.5.1.1 Definition ..............................................................................................................................................85
6.5.1.2 Specification for Phase Modulation......................................................................................................85
6.5.1.3 Specification for QAM..........................................................................................................................86
6.5.2 Spurious response rejection ........................................................................................................................86
6.5.2.1 Definition ..............................................................................................................................................86
6.5.2.2 Specification for phase modulation.......................................................................................................87
6.5.2.3 Specification for QAM..........................................................................................................................87
6.5.3 Intermodulation response rejection.............................................................................................................88
6.5.3.1 Definition ..............................................................................................................................................88
6.5.3.2 Specification for Phase Modulation......................................................................................................88
6.5.3.3 Specification for QAM..........................................................................................................................88
6.5.4 Unwanted conducted emissions..................................................................................................................88
6.5.4.1 Definition ..............................................................................................................................................88
6.5.4.2 Specification..........................................................................................................................................88
6.5.5 Unwanted radiated emissions .....................................................................................................................89
6.6 Transmitter/receiver performance for phase modulation..................................................................................89
6.6.1 Transmitter performance for phase modulation..........................................................................................89
6.6.1.1 Modulation accuracy for phase modulation..........................................................................................89
6.6.1.2 Vector error magnitude requirement at symbol time for phase modulation..........................................89

ETSI
ETSI EN 300 392
-
2 V3.2.1 (2007
-
09)
5
6.6.2 Receiver performance for phase modulation ..............................................................................................90
6.6.2.1 Nominal error rates for phase modulation.............................................................................................91
6.6.2.1.1 Nominal error rates for π/4-DQPSK modulation ............................................................................91
6.6.2.1.2 Nominal error rates for π/8-D8PSK modulation .............................................................................91
6.6.2.2 Dynamic reference sensitivity performance for phase modulation .......................................................91
6.6.2.2.1 BS receiver performance .................................................................................................................92
6.6.2.2.2 MS receiver performance ................................................................................................................93
6.6.2.3 Receiver performance at reference interference ratios for Phase Modulation.......................................94
6.6.2.3.1 BS receiver performance .................................................................................................................95
6.6.2.3.2 MS receiver performance ................................................................................................................96
6.6.2.4 Static reference sensitivity performance for phase modulation.............................................................96
6.6.2.4.1 BS receiver performance .................................................................................................................97
6.6.2.4.2 MS receiver performance ................................................................................................................97
6.6.2.5 MS receiver performance for synchronization burst acquisition...........................................................98
6.7 Transmitter/receiver performance for QAM ....................................................................................................98
6.7.1 Transmitter performance for QAM.............................................................................................................98
6.7.1.1 Modulation accuracy for QAM.............................................................................................................98
6.7.1.2 Vector error magnitude requirement at symbol time for QAM.............................................................99
6.7.2 Receiver performance for QAM...............................................................................................................100
6.7.2.1 Nominal error rates for QAM..............................................................................................................100
6.7.2.2 Dynamic reference sensitivity performance for QAM........................................................................100
6.7.2.3 Receiver performance at reference interference ratios for QAM........................................................103
6.7.2.3.1 Adjacent channel interference .......................................................................................................103
6.7.2.3.2 Co-channel interference.................................................................................................................103
6.7.2.4 Static reference sensitivity performance for QAM .............................................................................104
6.8 Propagation conditions...................................................................................................................................104
6.8.1 Propagation conditions - introduction.......................................................................................................104
6.8.2 Tap-gain process types..............................................................................................................................105
6.8.3 Propagation models...................................................................................................................................106
7 Radio sub-system synchronization.......................................................................................................107
7.1 Introduction....................................................................................................................................................107
7.2 General description of synchronization system..............................................................................................107
7.3 Timebase counters for phase modulation .......................................................................................................107
7.3.1 Timing counters for phase modulation .....................................................................................................107
7.3.2 Values of the counters for phase modulation............................................................................................107
7.4 Timing of transmitted signals for phase modulation ......................................................................................108
7.5 Timebase counters for QAM..........................................................................................................................108
7.5.1 Timing counters for QAM ........................................................................................................................108
7.5.2 Values of the counters for QAM...............................................................................................................108
7.6 Timing of transmitted signals for QAM.........................................................................................................109
7.7 BS requirements for synchronization.............................................................................................................109
7.8 MS requirements for synchronization ............................................................................................................109
8 Channel coding and scrambling...........................................................................................................110
8.1 Introduction....................................................................................................................................................110
8.2 General...........................................................................................................................................................110
8.2.1 Interfaces in the error control structure.....................................................................................................110
8.2.1.1 Interfaces for phase modulation..........................................................................................................110
8.2.1.2 Interfaces for QAM.............................................................................................................................112
8.2.2 Notation ....................................................................................................................................................113
8.2.3 Definition of error control codes...............................................................................................................113
8.2.3.1 16-state Rate-Compatible Punctured Convolutional (RCPC) codes ...................................................113
8.2.3.1.1 Encoding by the 16-state mother code of rate ¼ ...........................................................................113
8.2.3.1.2 Puncturing of the mother code.......................................................................................................114
8.2.3.1.3 Puncturing scheme of the RCPC code of rate 2/3..........................................................................114
8.2.3.1.4 Puncturing scheme of the RCPC code of rate 1/3..........................................................................114
8.2.3.1.5 Puncturing scheme of the RCPC code of rate 292/432..................................................................114
8.2.3.1.6 Puncturing scheme of the RCPC code of rate 148/432..................................................................114
8.2.3.2 Shortened (30,14) Reed-Muller (RM) code........................................................................................115
8.2.3.3 (K
1
+ 16, K
1
) block code....................................................................................................................115
8.2.3.4 8-state Parallel Concatenated Convolutional Code (PCCC) for QAM ...............................................116
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