1、 ETSI EN 300 396-4 V1.4.1 (2011-12) Terrestrial Trunked Radio (TETRA); Technical requirements for Direct Mode Operation (DMO); Part 4: Type 1 repeater air interface European Standard ETSI ETSI EN 300 396-4 V1.4.1 (2011-12) 2Reference REN/TETRA-08194 Keywords TETRA, DMO, repeater, protocol, radio, ai
2、r interface ETSI 650 Route des Lucioles F-06921 Sophia Antipolis Cedex - FRANCE Tel.: +33 4 92 94 42 00 Fax: +33 4 93 65 47 16 Siret N 348 623 562 00017 - NAF 742 C Association but non lucratif enregistre la Sous-Prfecture de Grasse (06) N 7803/88 Important notice Individual copies of the present do
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6、itten permission. The copyright and the foregoing restriction extend to reproduction in all media. European Telecommunications Standards Institute 2011. All rights reserved. DECTTM, PLUGTESTSTM, UMTSTMand the ETSI logo are Trade Marks of ETSI registered for the benefit of its Members. 3GPPTM and LTE
7、 are Trade Marks of ETSI registered for the benefit of its Members and of the 3GPP Organizational Partners. GSM and the GSM logo are Trade Marks registered and owned by the GSM Association. ETSI ETSI EN 300 396-4 V1.4.1 (2011-12) 3Contents Intellectual Property Rights 9g3Foreword . 9g31 Scope 10g32
8、References 10g32.1 Normative references . 10g32.2 Informative references 11g33 Definitions and abbreviations . 11g33.1 Definitions 11g33.2 Abbreviations . 14g34 Overview of protocol 15g34.1 General . 15g34.2 The DM channel . 17g34.3 DM call procedures for operation with a type 1 DM-REP . 18g34.3.1 C
9、onstraints on the frame structure 19g34.3.2 Setting up a call 19g34.3.2.1 Call set-up without presence check . 20g34.3.2.2 Call set-up with presence check 21g34.3.3 Changeover in a call . 21g34.3.4 Pre-emption of a DM call . 22g34.3.5 Terminating a call . 23g34.3.6 DM short data call 23g34.3.6.1 Una
10、cknowledged short data message 23g34.3.6.2 Acknowledged short data message . 24g35 DM-MS layer 3 service description for operation with a type 1 DM-REP 25g35.1 Introduction 25g35.2 Services offered 25g35.3 Primitive description 25g35.4 Parameter description . 25g35.5 States for DMCC-SAP . 25g36 DM-M
11、S layer 3 protocol for operation with a type 1 DM-REP . 26g36.1 Introduction 26g36.1.1 DMCC protocol states 26g36.2 Circuit mode calls . 26g36.2.1 Procedures for call set-up without presence check . 26g36.2.1.1 Outgoing call . 26g36.2.1.2 Incoming call. 27g36.2.1.3 Temporary group address 27g36.2.2
12、Procedures for call set-up with presence check 27g36.2.2.1 Outgoing call . 27g36.2.2.2 Incoming call. 28g36.2.3 Usage of DM-OCCUPIED PDU 28g36.2.3.1 Sending of DM-OCCUPIED PDU by master DM-MS . 28g36.2.3.2 Late entry by slave DM-MS 28g36.2.4 Procedures during occupation . 28g36.2.4.1 Master DM-MS .
13、28g36.2.4.2 Slave DM-MS . 29g36.2.4.3 Transmitting Party Number Identification (TPNI) 29g36.2.5 Procedures during reservation. 29g36.2.5.1 Master DM-MS . 29g36.2.5.2 Slave DM-MS . 29g36.2.5.3 Pre-emption of short data sent as a transaction within a circuit mode call 29g36.2.6 Procedures to set up a
14、new call by pre-emption 30g36.3 Short Data Service (SDS) procedures 30g3ETSI ETSI EN 300 396-4 V1.4.1 (2011-12) 46.3.1 Sending short data . 30g36.3.1.1 Sending short data on a free channel . 30g36.3.1.1.1 Sending unacknowledged short data on a free channel . 30g36.3.1.1.2 Sending acknowledged short
15、data on a free channel . 31g36.3.1.2 Sending short data by pre-emption 31g36.3.1.3 Sending short data during circuit mode transmission 31g36.3.1.4 Sending short data as a transaction within a circuit mode call 31g36.3.2 Receiving short data 31g36.3.2.1 Receiving unacknowledged short data 31g36.3.2.2
16、 Receiving acknowledged short data 31g36.3.3 Additional addressing . 31g36.3.4 Extended error protection . 31g36.3.5 SDS-TL service in DMO 32g36.4 Usage of DMA-UNITDATA primitive 32g36.5 General procedures . 32g36.5.1 Usage restriction type and validity time . 32g37 DM-MS layer 2 service description
17、 for operation with a type 1 DM-REP 32g37.1 Introduction 32g37.2 Layer 2 architecture 33g37.3 Service descriptions 33g37.3.1 Services at the DMA-SAP 33g37.3.1.1 Services provided to layer 3 33g37.3.1.2 Service primitives at the DMA-SAP . 34g37.3.2 Services at the DMC-SAP 34g37.3.2.1 Services provide
18、d to layer 3 34g37.3.2.2 Service primitives at the DMC-SAP . 34g37.3.2.2.1 DMC-CONFIGURE primitive 34g37.3.2.2.2 DMC-REPORT primitive 34g37.3.3 Services at the DMD-SAP 34g37.3.3.1 Services provided to the U-plane application 34g37.3.3.2 Service primitives at the DMD-SAP . 34g37.4 Parameter listing .
19、 34g38 DM-MS layer 2 protocol for operation with a type 1 DM-REP . 35g38.1 Introduction 35g38.1.1 Functions of lower MAC 35g38.1.2 Functions of upper MAC 35g38.2 Interface between lower and upper MAC . 35g38.2.1 Logical channels defined at the DMV-SAP 35g38.2.2 Service primitives at the DMV-SAP . 35
20、g38.2.3 PDU mapping of the logical channels at the DMV-SAP 36g38.2.4 Scrambling mechanism . 36g38.2.5 PDU error detection 36g38.2.6 Modes of operation . 36g38.3 Basic capabilities of the physical layer. 37g38.3.1 DM-MS capabilities 37g38.3.1.1 DM only and dual mode capable MS operation 37g38.3.1.2 D
21、ual watch capable MS operation 37g38.3.1.2.1 Full Dual Watch Mobile Station (F-DW-MS) . 37g38.3.1.2.2 Idle Dual Watch Mobile Station (I-DW-MS) 37g38.4 Usage of DM channel with type 1 DM-REP 38g38.4.1 Definition of DM channel . 38g38.4.1.1 DM channel arrangement 38g38.4.1.2 DM channel operation . 38g
22、38.4.2 DM-MAC states 39g38.4.2.1 DM-MAC state definitions . 39g38.4.2.2 DM-MS channel surveillance procedures . 40g38.4.2.2.1 Initial determination of DM channel state . 40g38.4.2.2.2 Fast call set-up surveillance in idle mode 40g38.4.2.2.3 DM-MS channel surveillance at call set-up . 40g38.4.2.3 Mas
23、ter DM-MS channel maintenance procedures during a call . 41g3ETSI ETSI EN 300 396-4 V1.4.1 (2011-12) 58.4.2.4 Slave DM-MS channel maintenance procedures during a call 41g38.4.2.4.1 Slave MS channel maintenance during call transaction 41g38.4.2.4.2 Slave MS signal quality measurement during call tran
24、saction 41g38.4.2.4.3 Slave MS channel maintenance during reservation . 42g38.4.3 Criteria for changing DM-MAC state . 42g38.4.3.1 Criteria for changing DM-MAC state for master DM-MS 42g38.4.3.2 Criteria for changing DM-MAC state for slave DM-MS 42g38.4.3.3 Criteria for changing DM-MAC state for idl
25、e DM-MS 42g38.4.4 DM-MS channel monitoring procedures 42g38.4.4.1 DM channel during initial call set-up and new call transaction by current master MS . 43g38.4.4.2 DM channel during call set-up with presence check . 43g38.4.4.3 DM channel in occupation during a circuit mode call. 43g38.4.4.4 DM chan
26、nel in reservation during a circuit mode call 43g38.4.4.5 DM channel in occupation during an SDS call . 44g38.4.4.6 DM channel usage during pre-emption signalling 44g38.4.4.7 DM channel usage during timing change request signalling . 44g38.4.5 Transmission of layer 3 messages by DM-MAC 44g38.4.5.1 T
27、ransmission of C-plane messages by DM-MAC. 44g38.4.5.2 Transmission of U-plane messages by DM-MAC 45g38.4.6 Transmission of layer 2 messages generated by DM-MAC . 45g38.4.7 General DM-MAC procedures . 45g38.4.7.1 DM-MAC repeat transmissions 45g38.4.7.2 DM-MAC frame countdown procedure 45g38.4.7.3 Us
28、e of timers . 45g38.4.7.4 Linearization . 46g38.4.7.5 Fragmentation . 46g38.4.7.6 Fill bit indication . 47g38.4.7.7 Selection of pseudo address 47g38.4.7.8 Slot flag indication 47g38.4.7.9 Requests bitmap 47g38.4.7.10 DM aspects of dual watch operation . 47g38.4.7.10.1 Full and idle dual watch opera
29、tion. 47g38.4.7.10.2 DM aspects of full dual watch operation . 47g38.4.7.10.3 DM aspects of idle dual watch operation 48g38.4.7.11 Air interface encryption 48g38.4.7.12 Channel A or B operation . 48g38.4.7.13 Sending short data as a transaction within a circuit mode call 48g38.4.7.14 SDS time remain
30、ing 49g38.4.7.15 Timing change procedure 49g38.4.7.16 Timing change at changeover or pre-emption . 49g38.5 MAC procedures for transfer of signalling messages . 49g38.5.1 Formation of MAC PDU 49g38.5.2 Addressing 49g38.5.2.1 Transmission of message 50g38.5.2.1.1 Addressing in synchronization burst .
31、50g38.5.2.1.2 Addressing in normal burst 50g38.5.2.2 Reception of message 50g38.5.3 Use of air interface encryption 51g38.5.4 Fragmentation and reconstruction . 51g38.5.4.1 Fragmentation . 51g38.5.4.2 Reconstruction 52g38.5.5 Fill bit addition and deletion . 53g38.5.6 Transmission and reception of m
32、essages by layer 2 . 53g38.5.6.1 Transmission of message 54g38.5.6.2 Reception of message 54g38.5.7 Random access protocol . 56g38.5.7.1 Introduction . 56g38.5.7.2 Procedures for master DM-MS . 56g38.5.7.2.1 Indicating frames available for requests 56g38.5.7.2.2 Monitoring frames available for reque
33、sts 57g38.5.7.2.3 Response to pre-emption or changeover request . 57g38.5.7.2.4 Response to timing change request 57g3ETSI ETSI EN 300 396-4 V1.4.1 (2011-12) 68.5.7.3 Procedures for requesting DM-MS . 58g38.5.7.3.1 Preparing for random access 58g38.5.7.3.2 First transmission of request 58g38.5.7.3.3
34、 Valid access slots . 58g38.5.7.3.4 Waiting for response 59g38.5.7.3.5 Subsequent transmission of request . 59g38.5.7.3.6 Abandoning random access attempt 59g38.6 MAC procedures in traffic mode 59g38.6.1 Introduction. 59g38.6.2 Criteria for transmission and reception of traffic 59g38.6.3 Change of U
35、-plane mode 60g38.6.3.1 Call set-up without presence check . 60g38.6.3.1.1 Outgoing call . 60g38.6.3.1.2 Incoming call. 60g38.6.3.2 Call set-up with presence check 60g38.6.3.2.1 Outgoing call . 60g38.6.3.2.2 Incoming call. 61g38.6.3.3 Late entry 61g38.6.3.4 End of traffic transmission 61g38.6.3.4.1
36、Master DM-MS . 61g38.6.3.4.2 Slave DM-MS 61g38.6.4 Exchange of information at the DMD-SAP 61g38.6.5 Stealing from circuit mode capacity . 61g39 DM-REP layer 2 protocol for a type 1 DM-REP . 61g39.1 Introduction 61g39.1.1 Functions of lower MAC 62g39.1.2 Functions of upper MAC 62g39.2 Interface betwe
37、en lower and upper MAC . 62g39.3 Basic capabilities of the DM-REP physical layer . 63g39.4 Usage of DM channel . 63g39.4.1 DM-REP operation . 63g39.4.1.1 Channel structure 63g39.4.1.2 Channel synchronization . 64g39.4.2 DM-REP states . 64g39.4.2.1 DM-REP state definitions . 64g39.4.2.2 DM-REP channe
38、l surveillance procedures 65g39.4.2.2.1 DM-REP channel surveillance when idle on a channel in unknown or free state (i.e. in state 0 or 1) . 65g39.4.2.2.2 DM-REP channel surveillance when idle on a busy channel (i.e. in state 2). 65g39.4.2.2.3 DM-REP channel surveillance when idle at DM-MS call set-
39、up 66g39.4.2.3 DM-REP channel maintenance when active during a call 66g39.4.3 Criteria for changing DM-REP state . 67g39.4.3.1 Criteria for changing DM-REP state for active DM-REP . 67g39.4.3.2 Criteria for changing DM-REP state for idle DM-REP 67g39.4.4 DM-REP channel monitoring procedures . 68g39.
40、4.4.1 DM channel during call set-up with presence check . 69g39.4.4.2 DM channel in occupation during a circuit mode call. 69g39.4.4.3 DM channel in reservation during a circuit mode call 69g39.4.4.4 DM channel in occupation during an SDS call . 70g39.4.4.5 DM channel following pre-emption or change
41、over acceptance 70g39.4.4.6 DM channel following timing change announcement . 71g39.4.5 DM-REP presence signal 71g39.4.5.1 Channel free 71g39.4.5.2 Channel in occupation . 72g39.4.5.3 Channel in reservation . 73g39.4.6 DM-REP linearization 73g39.5 DM-REP procedures for re-transmission of signalling
42、messages 74g39.5.1 Re-transmission of signalling messages received from the master DM-MS 74g39.5.1.1 Re-transmission of master DM-MS signalling messages received in a DSB 74g39.5.1.1.1 General procedures 74g39.5.1.1.2 Re-transmission of DM-SETUP or DM-SETUP PRES message 75g3ETSI ETSI EN 300 396-4 V1
43、.4.1 (2011-12) 79.5.1.1.3 Re-transmission of DM-SDS DATA or DM-SDS UDATA message . 75g39.5.1.1.4 Re-transmission of other messages in a DSB when not using multi-slot regeneration 76g39.5.1.1.5 Re-transmission of other messages in a DSB during traffic transmission with multi-slot regeneration . 76g39
44、.5.1.2 Re-transmission of master DM-MS signalling messages received in a DNB . 77g39.5.1.2.1 Call transaction without multi-slot regeneration . 77g39.5.1.2.2 Call transaction with multi-slot regeneration . 77g39.5.1.3 Regeneration of missing repetitions on the slave link . 78g39.5.2 Re-transmission
45、of signalling messages received from a slave DM-MS 78g39.5.2.1 General procedures 78g39.5.2.2 Re-transmission of response messages from a slave DM-MS. 79g39.5.2.3 Re-transmission of random access request 79g39.5.3 DM-REP signalling mechanisms 80g39.5.3.1 Frame countdown procedure . 80g39.5.3.2 Fill
46、bit addition and deletion . 80g39.5.3.3 Null PDU 80g39.5.3.4 Air interface encryption 80g39.5.3.5 Timing change procedure 81g39.5.3.6 Random access procedures for DM-REP 81g39.6 DM-REP procedures in traffic mode 81g39.6.1 Introduction. 81g39.6.2 Change of U-plane mode 82g39.6.2.1 Set-up without pres
47、ence check 82g39.6.2.1.1 Switching into traffic mode . 82g39.6.2.1.2 Link establishment failure . 82g39.6.2.2 Set-up with presence check . 82g39.6.2.3 End of traffic transmission 83g39.6.3 DM-REP traffic operation when active in traffic mode 83g39.6.3.1 Reception of TCH and STCH on the master link 8
48、3g39.6.3.2 Re-transmission of TCH and STCH on the slave link. 84g39.6.3.2.1 Call transaction without multi-slot regeneration . 84g39.6.3.2.2 Call transaction with multi-slot regeneration . 84g310 PDU descriptions 85g310.1 Layer 2 PDUs sent in DSB . 85g310.1.1 DMAC-SYNC PDU . 85g310.1.2 DPRES-SYNC PD
49、U . 86g310.2 Layer 2 PDUs sent in DNB 87g310.3 Layer 2 information element coding 87g310.3.1 Addressing for URT = 00102or 1000288g310.3.2 Addressing for URT = 00112or 1001288g310.3.3 Addressing for URT = 01002or 0101288g310.3.4 Addressing for URT = 0110288g310.3.4A Addressing for URT = 1010288g310.3.4B Addressing for URT = 1011289g310.3.5 Channel state . 89g310.3.6 Channel usage . 89g310.3.7 Maximum DM-MS power class 89g310.3.8 M-DMO flag . 90g310.3.9 MNI of DM-REP 90g310.3.10 Number of validity time units . 90g310.3.11 Presence signal dual watch synchronization flag 90g310.3.1
