ETSI TR 102 300-2 V1.2.1 (2013-09)

ETSI TR 102 300-2 V1.2.1 (2013-09)






Technical Report
Terrestrial Trunked Radio (TETRA);
Voice plus Data (V+D);
Designers' guide;
Part 2: Radio channels, network protocols and service
performance

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2 ETSI TR 102 300-2 V1.2.1 (2013-09)



Reference
RTR/TETRA-03224
Keywords
data, TETRA, V+D, voice
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3 ETSI TR 102 300-2 V1.2.1 (2013-09)
Contents
Intellectual Property Rights . 7
Foreword . 7
Introduction . 7
1 Scope . 9
2 References . 9
2.1 Normative references . 9
2.2 Informative references . 9
3 Abbreviations . 10
4 Radio channels performance . 11
4.1 Introduction . 11
4.2 Radio channels simulation description . 11
4.3 Performance of signalling channels . 14
4.3.1 AACH . 16
4.3.1.1 Ideal synchronization technique . 16
4.3.1.2 Realistic synchronization technique . 18
4.3.2 SCH/HU . 19
4.3.2.1 Ideal synchronization technique . 19
4.3.2.2 Realistic synchronization technique . 21
4.3.3 SCH/HD, BNCH and STCH . 22
4.3.3.1 Ideal synchronization technique . 22
4.3.3.2 Realistic synchronization technique . 22
4.3.4 SCH/F . 22
4.3.4.1 Ideal synchronization technique . 22
4.3.4.2 Realistic synchronization technique . 25
4.3.5 BSCH . 26
4.3.5.1 Ideal synchronization technique . 26
4.4 Performance of traffic channels . 28
4.4.1 TCH/7,2 . 30
4.4.1.1 Ideal synchronization technique . 30
4.4.1.2 Realistic synchronization technique . 33
4.4.2 TCH/4,8 N = 1 . 34
4.4.2.1 Ideal synchronization technique . 34
4.4.2.2 Realistic synchronization technique . 36
4.4.3 TCH/4,8 N = 4 . 37
4.4.3.1 Ideal synchronization technique . 37
4.4.3.2 Realistic synchronization technique . 39
4.4.4 TCH/4,8 N = 8 . 40
4.4.4.1 Ideal synchronization technique . 40
4.4.4.2 Realistic synchronization technique . 42
4.4.5 TCH/2,4 N = 1 . 43
4.4.5.1 Ideal synchronization technique . 43
4.4.5.2 Realistic synchronization technique . 45
4.4.6 TCH/2,4 N = 4 . 46
4.4.6.1 Ideal synchronization technique . 46
4.4.6.2 Realistic synchronization technique . 48
4.4.7 TCH/2,4 N = 8 . 49
4.4.7.1 Ideal synchronization technique . 49
4.4.7.2 Realistic synchronization technique . 51
5 Access protocols and service performance of TETRA V+D network . 52
5.1 Introduction . 52
5.2 General description of traffic scenarios . 52
5.2.1 Introduction. 52
5.2.2 Reference traffic scenarios . 52
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4 ETSI TR 102 300-2 V1.2.1 (2013-09)
5.3 General description of network model . 53
5.3.1 Introduction. 53
5.3.2 General assumptions on communication layers . 54
5.3.3 Mobile user . 56
5.3.4 MS . 57
5.3.5 Switching and Management Infrastructure (SwMI) . 58
5.3.5.1 Switching infrastructure . 59
5.3.5.2 Network data base . 59
5.3.6 External network . 60
5.3.7 Radio channels . 60
5.3.7.1 Power level of wanted signal . 61
5.3.7.2 Noise power . 62
5.3.7.3 Interference power . 62
5.3.7.4 Global evaluation . 63
5.3.7.5 Transmission on a dedicated timeslot . 63
5.3.7.6 Simultaneous transmissions for random access . 63
5.4 Description of evaluated parameters . 63
5.5 Access protocols and packet data performance . 67
5.5.1 Introduction. 67
5.5.2 Scenario 1: Urban and sub-urban PAMR network . 67
5.5.2.1 Introduction . 67
5.5.2.2 Simulation assumptions for Scenario 1 . 68
5.5.2.2.1 Simulated traffic scenario . 68
5.5.2.2.2 Simulated network procedures and reference access parameters . 68
5.5.2.2.3 Confidence analysis for scenario 1 results . 70
5.5.2.3 Influence of network data base delays . 70
5.5.2.4 Main control channel allocation . 77
5.5.2.4.1 Single MCCH . 77
5.5.2.4.2 Multiple MCCH. 83
5.5.2.5 Sensitivity to access control parameters and system configuration. 85
5.5.2.5.1 Reference configuration . 85
5.5.2.5.2 Influence of random access retry timer . 87
5.5.2.5.3 Influence of random access maximum number of re-transmissions (Nu) . 92
5.5.2.5.4 Influence of random access frame length . 97
5.5.2.5.5 Influence of basic link maximum number of re-transmissions . 102
5.5.2.5.6 Influence of random access technique . 106
5.5.3 Scenario 8: Urban and sub-urban PMR network . 112
5.5.3.1 Introduction . 112
5.5.3.2 Simulation assumptions for Scenario 8 . 112
5.5.3.2.1 Simulated traffic scenario . 112
5.5.3.2.2 Simulated network procedures and reference access parameters . 113
5.5.3.2.3 Confidence analysis for scenario 8 results . 115
5.5.3.3 Reference configuration for scenario 8 (scenario 8A). 115
5.5.3.4 Analysis of the system with different traffic profiles . 120
5.5.3.4.1 Variation of packet data traffic . 120
5.5.3.4.2 Variation of Dispatcher traffic level . 126
5.5.3.4.3 Analysis of different service priorities distributions . 133
5.5.3.4.4 Analysis with full duplex circuit calls . 140
5.5.3.5 Sensitivity analysis of network parameters . 144
5.5.3.5.1 Variation of the cell allocated radio resources . 144
5.5.3.5.2 Variation of the maximum hold time in the priority queues . 149
5.6 Circuit services performance (BER versus probability) . 151
5.6.1 Introduction. 151
5.6.2 Performance in TU propagation environment . 152
5.6.3 Performance in BU propagation environment . 153
5.6.4 Performance in RA propagation environment . 154
5.6.5 Performance in HT propagation environment . 156
Annex A: Traffic scenarios for TETRA V+D networks . 159
A.1 Introduction . 159
A.2 Scenarios . 159
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5 ETSI TR 102 300-2 V1.2.1 (2013-09)
A.2.1 Scenario n. 1: Urban & sub-urban public network on a medium density European city . 160
A.2.2 Scenario n. 2: Urban & sub-urban public network on a high density European city, with ring motorways
and peripheric conglomerations . 161
A.2.3 Scenario n. 6: Urban & sub-urban private network on a medium density European city for utility
services . 162
A.2.4 Scenario n. 8: Urban and sub-urban private network on a high density European city, with peripheric
conglomerations, for emergency services . 163
Annex B: Message Sequence Charts (MSCs) of the simulated procedures . 167
B.1 Individual voice or circuit data call . 167
B.1.1 Calling MS and SwMI protocol stack related to the calling part . 167
B.1.2 Called MS and SwMI protocol stack related to the called part . 167
B.2 Group voice and circuit data call . 170
B.2.1 Calling mobile and SwMI in the calling side . 170
B.2.2 SwMI at called side and called mobile . 170
B.3 Individual M-F short data transmission . 173
B.3.1 Mobile to network data transmission. 173
B.3.2 Network to Mobile data transmission . 173
Annex C: Service Diagrams related to the model of Mobile user . 176
C.1 General description of the model of the TETRA user . 176
Annex D: Service Diagrams related to the MS . 177
D.1 Random access procedure. . 177
D.2 Individual voice and circuit data call . 179
D.2.1 Originating mobile side . 179
D.2.2 Terminating mobile side . 179
D.3 Group voice and circuit data call . 181
D.3.1 Originating mobile side . 181
D.3.2 Terminating mobile side . 181
D.4 Packet data call . 183
D.4.1 Originating mobile side . 183
D.4.2 Terminating mobile side . 183
Annex E: Service diagrams related to the SwMI . 186
E.1 Individual voice and circuit data call . 186
E.1.1 Calling side SwMI . 186
E.1.2 Called side SwMI . 186
E.2 Group voice and circuit data call . 189
E.2.1 Calling side SwMI . 189
E.2.2 Called part SwMI . 189
E.3 Packet data call . 192
E.3.1 Calling side SwMI . 192
E.3.2 Called side SwMI . 192
Annex F: Simulations for performance at 138 MHz to 300 MHz . 195
F.1 Introduction . 195
F.2 Simulation results . 195
F.2.1 General observations . 195
F.2.2 Simulator at 138 MHz for TU50 Channel against clause 4.3 . 197
F.2.3 Simulator at 138 MHz for HT200 Channel against clause 4.3 . 207
Annex G: Simulator validation . 219
G.1 Introduction . 219
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6 ETSI TR 102 300-2 V1.2.1 (2013-09)
G.2 System Design . 219
G.3 Simulation Results . 220
G.3.1 Simulation plan . 220
G.3.2 Validation of the simulator against clause 4.3 for TU channel. 221
G.3.3 Validation of the simulator against clause 4.3 for HT channel. 232
History . 244

ETSI

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7 ETSI TR 102 300-2 V1.2.1 (2013-09)
Intellectual Property Rights
IPRs essential or potentially essential to the present document may have been declared to ETSI. The information
pertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be found
in ETSI SR 000 314: "Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in
respect of ETSI standards", which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web
server (http://ipr.etsi.org).
Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guarantee
can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web
server) which are, or may be, or may become, essential to the present document.
Foreword
This Technical Report (TR) has been produced by ETSI Technical Committee Terrestrial Trunked Radio (TETRA).
The present document is part 6 of a multi-part deliverable covering Terrestrial Trunked Radio (TETRA); Voice plus
Data (V+D); Designers' guide, as identified below:
ETR 300-1: "Overview, technical description and radio aspects";
TR 102 300-2: "Radio channels, network protocols and service performance";
TR 102 300-3: "Direct Mode Operation (DMO)";
ETR 300-4: "Network management";
TR 102 300-5: "Guidance on numbering and addressing";
TR 102 300-6: "Air-Ground-Air".
This version of the present document adds results of the new simulations done in setting performance requirements for
TETRA equipment working at frequency range 138 MHz to 300 MHz.
The original document (ETR 300-2 ed.1) is kept without modifications and the new result as presented in annexes F
and G.
NOTE: Clauses 4 to 5.6.5 and annexes A to E contain historical information and that may have been modified in
the actual protocol definitions in EN 300 392-2 [i.2].
Annex A provid
...