ETSI EN 300 396-4 V1.3.1 (2006-05)

SLOVENSKI STANDARD
01-julij-2006
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Terrestrial Trunked Radio (TETRA); Technical requirements for Direct Mode Operation
(DMO); Part 4: Type 1 repeater air interface
Ta slovenski standard je istoveten z: EN 300 396-4 Version 1.3.1
ICS:
33.070.10 Prizemni snopovni radio Terrestrial Trunked Radio
(TETRA) (TETRA)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

European Standard (Telecommunications series)

Terrestrial Trunked Radio (TETRA);
Technical requirements for Direct Mode Operation (DMO);
Part 4: Type 1 repeater air interface

2 ETSI EN 300 396-4 V1.3.1 (2006-05)

Reference
REN/TETRA-08079-4
Keywords
TETRA, DMO, protocol, radio, air interface
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ETSI
3 ETSI EN 300 396-4 V1.3.1 (2006-05)
Contents
Intellectual Property Rights.10
Foreword.10
1 Scope.11
2 References.11
3 Definitions and abbreviations.12
3.1 Definitions.12
3.2 Abbreviations.15
4 Overview of protocol.16
4.1 General.16
4.2 The DM channel.18
4.3 DM call procedures for operation with a type 1 DM-REP .19
4.3.1 Constraints on the frame structure .20
4.3.2 Setting up a call .20
4.3.2.1 Call set-up without presence check.21
4.3.2.2 Call set-up with presence check .22
4.3.3 Changeover in a call .22
4.3.4 Pre-emption of a DM call .23
4.3.5 Terminating a call .24
4.3.6 DM short data call .24
4.3.6.1 Unacknowledged short data message.24
4.3.6.2 Acknowledged short data message .25
5 DM-MS layer 3 service description for operation with a type 1 DM-REP.26
5.1 Introduction.26
5.2 Services offered.26
5.3 Primitive description.26
5.4 Parameter description.26
5.5 States for DMCC-SAP.26
6 DM-MS layer 3 protocol for operation with a type 1 DM-REP.27
6.1 Introduction.27
6.1.1 DMCC protocol states .27
6.2 Circuit mode calls.27
6.2.1 Procedures for call set-up without presence check .27
6.2.1.1 Outgoing call.27
6.2.1.2 Incoming call.28
6.2.1.3 Temporary group address.28
6.2.2 Procedures for call set-up with presence check .28
6.2.2.1 Outgoing call.28
6.2.2.2 Incoming call.28
6.2.3 Usage of DM-OCCUPIED PDU .28
6.2.3.1 Sending of DM-OCCUPIED PDU by master DM-MS.28
6.2.3.2 Late entry by slave DM-MS.28
6.2.4 Procedures during occupation.29
6.2.4.1 Master DM-MS.29
6.2.4.2 Slave DM-MS.29
6.2.4.3 Transmitting Party Number Identification (TPNI).29
6.2.5 Procedures during reservation.29
6.2.5.1 Master DM-MS.29
6.2.5.2 Slave DM-MS.30
6.2.5.3 Pre-emption of short data sent as a transaction within a circuit mode call.30
6.2.6 Procedures to set up a new call by pre-emption.30
6.3 Short Data Service (SDS) procedures .30
6.3.1 Sending short data.30
6.3.1.1 Sending short data on a free channel.30
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4 ETSI EN 300 396-4 V1.3.1 (2006-05)
6.3.1.1.1 Sending unacknowledged short data on a free channel .30
6.3.1.1.2 Sending acknowledged short data on a free channel .31
6.3.1.2 Sending short data by pre-emption.31
6.3.1.3 Sending short data during circuit mode transmission.31
6.3.1.4 Sending short data as a transaction within a circuit mode call.31
6.3.2 Receiving short data.31
6.3.2.1 Receiving unacknowledged short data.31
6.3.2.2 Receiving acknowledged short data.31
6.3.3 Additional addressing.32
6.3.4 Extended error protection .32
6.3.5 SDS-TL service in DMO .32
6.4 Usage of DMA-UNITDATA primitive.32
6.5 General procedures.32
6.5.1 Usage restriction type and validity time .32
7 DM-MS layer 2 service description for operation with a type 1 DM-REP.33
7.1 Introduction.33
7.2 Layer 2 architecture.33
7.3 Service descriptions.33
7.3.1 Services at the DMA-SAP .33
7.3.1.1 Services provided to layer 3.33
7.3.1.2 Service primitives at the DMA-SAP .34
7.3.2 Services at the DMC-SAP .34
7.3.2.1 Services provided to layer 3.34
7.3.2.2 Service primitives at the DMC-SAP .34
7.3.2.2.1 DMC-CONFIGURE primitive.34
7.3.2.2.2 DMC-REPORT primitive.34
7.3.3 Services at the DMD-SAP .34
7.3.3.1 Services provided to the U-plane application.34
7.3.3.2 Service primitives at the DMD-SAP .34
7.4 Parameter listing.35
8 DM-MS layer 2 protocol for operation with a type 1 DM-REP.35
8.1 Introduction.35
8.1.1 Functions of lower MAC .35
8.1.2 Functions of upper MAC .35
8.2 Interface between lower and upper MAC.36
8.2.1 Logical channels defined at the DMV-SAP.36
8.2.2 Service primitives at the DMV-SAP.36
8.2.3 PDU mapping of the logical channels at the DMV-SAP.36
8.2.4 Scrambling mechanism.36
8.2.5 PDU error detection.37
8.2.6 Modes of operation .37
8.3 Basic capabilities of the physical layer.37
8.3.1 DM-MS capabilities.37
8.3.1.1 DM only and dual mode capable MS operation.37
8.3.1.2 Dual watch capable MS operation .38
8.3.1.2.1 Full Dual Watch Mobile Station (F-DW-MS).38
8.3.1.2.2 Idle Dual Watch Mobile Station (I-DW-MS) .38
8.4 Usage of DM channel with type 1 DM-REP.38
8.4.1 Definition of DM channel.39
8.4.1.1 DM channel arrangement.39
8.4.1.2 DM channel operation.39
8.4.2 DM-MAC states.40
8.4.2.1 DM-MAC state definitions .40
8.4.2.2 DM-MS channel surveillance procedures .40
8.4.2.2.1 Initial determination of DM channel state .40
8.4.2.2.2 Fast call set-up surveillance in idle mode.41
8.4.2.2.3 DM-MS channel surveillance at call set-up.41
8.4.2.3 Master DM-MS channel maintenance procedures during a call .41
8.4.2.4 Slave DM-MS channel maintenance procedures during a call.42
8.4.2.4.1 Slave MS channel maintenance during call transaction .42
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8.4.2.4.2 Slave MS signal quality measurement during call transaction .42
8.4.2.4.3 Slave MS channel maintenance during reservation .42
8.4.3 Criteria for changing DM-MAC state.42
8.4.3.1 Criteria for changing DM-MAC state for master DM-MS.42
8.4.3.2 Criteria for changing DM-MAC state for slave DM-MS.43
8.4.3.3 Criteria for changing DM-MAC state for idle DM-MS .43
8.4.4 DM-MS channel monitoring procedures .43
8.4.4.1 DM channel during initial call set-up and new call transaction by current master MS.43
8.4.4.2 DM channel during call set-up with presence check.43
8.4.4.3 DM channel in occupation during a circuit mode call.44
8.4.4.4 DM channel in reservation during a circuit mode call .44
8.4.4.5 DM channel in occupation during an SDS call .44
8.4.4.6 DM channel usage during pre-emption signalling .45
8.4.4.7 DM channel usage during timing change request signalling.45
8.4.5 Transmission of layer 3 messages by DM-MAC.45
8.4.5.1 Transmission of C-plane messages by DM-MAC.45
8.4.5.2 Transmission of U-plane messages by DM-MAC .46
8.4.6 Transmission of layer 2 messages generated by DM-MAC .46
8.4.7 General DM-MAC procedures .46
8.4.7.1 DM-MAC repeat transmissions .46
8.4.7.2 DM-MAC frame countdown procedure.46
8.4.7.3 Use of timers .46
8.4.7.4 Linearization.46
8.4.7.5 Fragmentation.47
8.4.7.6 Fill bit indication.47
8.4.7.7 Selection of pseudo address .47
8.4.7.8 Slot flag indication .47
8.4.7.9 Requests bitmap.47
8.4.7.10 DM aspects of dual watch operation .48
8.4.7.10.1 Full and idle dual watch operation.48
8.4.7.10.2 DM aspects of full dual watch operation.48
8.4.7.10.3 DM aspects of idle dual watch operation .49
8.4.7.11 Air interface encryption .49
8.4.7.12 Channel A or B operation .49
8.4.7.13 Sending short data as a transaction within a circuit mode call.49
8.4.7.14 SDS time remaining .49
8.4.7.15 Timing change procedure.49
8.4.7.16 Timing change at changeover or pre-emption.49
8.5 MAC procedures for transfer of signalling messages.50
8.5.1 Formation of MAC PDU .50
8.5.2 Addressing.50
8.5.2.1 Transmission of message.50
8.5.2.1.1 Addressing in synchronization burst .50
8.5.2.1.2 Addressing in normal burst.50
8.5.2.2 Reception of message.51
8.5.3 Use of air interface encryption.51
8.5.4 Fragmentation and reconstruction.52
8.5.4.1 Fragmentation.52
8.5.4.2 Reconstruction.53
8.5.5 Fill bit addition and deletion.53
8.5.6 Transmission and reception of messages by layer 2 .53
8.5.6.1 Transmission of message.54
8.5.6.2 Reception of message.55
8.5.7 Random access protocol .56
8.5.7.1 Introduction.56
8.5.7.2 Procedures for master DM-MS .56
8.5.7.2.1 Indicating frames available for requests .56
8.5.7.2.2 Monitoring frames available for requests .57
8.5.7.2.3 Response to pre-emption or changeover request .57
8.5.7.2.4 Response to timing change request.58
8.5.7.3 Procedures for requesting DM-MS .58
8.5.7.3.1 Preparing for random access.58
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8.5.7.3.2 First transmission of request.58
8.5.7.3.3 Valid access slots.58
8.5.7.3.4 Waiting for response.58
8.5.7.3.5 Subsequent transmission of request.59
8.5.7.3.6 Abandoning random access attempt .59
8.6 MAC procedures in traffic mode.59
8.6.1 Introduction.59
8.6.2 Criteria for transmission and reception of traffic.59
8.6.3 Change of U-plane mode .59
8.6.3.1 Call set-up without presence check.59
8.6.3.1.1 Outgoing call.59
8.6.3.1.2 Incoming call.60
8.6.3.2 Call set-up with presence check .60
8.6.3.2.1 Outgoing call.60
8.6.3.2.2 Incoming call.60
8.6.3.3 Late entry.60
8.6.3.4 End of traffic transmission .60
8.6.3.4.1 Master DM-MS.60
8.6.3.4.2 Slave DM-MS.61
8.6.4 Exchange of information at the DMD-SAP.61
8.6.5 Stealing from circuit mode capacity .61
9 DM-REP layer 2 protocol for a type 1 DM-REP .61
9.1 Introduction.61
9.1.1 Functions of lower MAC .61
9.1.2 Functions of upper MAC .62
9.2 Interface between lower and upper MAC.62
9.3 Basic capabilities of the DM-REP physical layer.62
9.4 Usage of DM channel.63
9.4.1 DM-REP operation.63
9.4.1.1 Channel structure.63
9.4.1.2 Channel synchronization.63
9.4.2 DM-REP states.63
9.4.2.1 DM-REP state definitions .64
9.4.2.2 DM-REP channel surveillance procedures.64
9.4.2.2.1 DM-REP channel surveillance when idle on a channel in unknown or free state (i.e. in state 0
or 1) .64
9.4.2.2.2 DM-REP channel surveillance when idle on a busy channel (i.e. in state 2).65
9.4.2.2.3 DM-REP channel surveillance when idle at DM-MS call set-up .65
9.4.2.3 DM-REP channel maintenance when active during a call .66
9.4.3 Criteria for changing DM-REP state.66
9.4.3.1 Criteria for changing DM-REP state for active DM-REP.66
9.4.3.2 Criteria for changing DM-REP state for idle DM-REP .67
9.4.4 DM-REP channel monitoring procedures.68
9.4.4.1 DM channel during call set-up with presence check.68
9.4.4.2 DM channel in occupation during a circuit mode call.69
9.4.4.3 DM channel in reservation during a circuit mode call .69
9.4.4.4 DM channel in occupation during an SDS call .69
9.4.4.5 DM channel following pre-emption or changeover acceptance.70
9.4.4.6 DM channel following timing change announcement.70
9.4.5 DM-REP presence signal.71
9.4.5.1 Channel free.71
9.4.5.2 Channel in occupation.72
9.4.5.3 Channel in reservation.72
9.4.6 DM-REP linearization.73
9.5 DM-REP procedures for re-transmission of signalling messages .73
9.5.1 Re-transmission of signalling messages received from the master DM-MS .74
9.5.1.1 Re-transmission of master DM-MS signalling messages received in a DSB.74
9.5.1.1.1 General procedures.74
9.5.1.1.2 Re-transmission of DM-SETUP or DM-SETUP PRES message.74
9.5.1.1.3 Re-transmission of DM-SDS DATA or DM-SDS UDATA message .75
9.5.1.1.4 Re-transmission of other messages in a DSB when not using multi-slot regeneration.76
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9.5.1.1.5 Re-transmission of other messages in a DSB during traffic transmission with multi-slot
regeneration .76
9.5.1.2 Re-transmission of master DM-MS signalling messages received in a DNB .76
9.5.1.2.1 Call transaction without multi-slot regeneration .76
9.5.1.2.2 Call transaction with multi-slot regeneration.77
9.5.1.3 Regeneration of missing repetitions on the slave link.77
9.5.2 Re-transmission of signalling messages received from a slave DM-MS.78
9.5.2.1 General procedures.78
9.5.2.2 Re-transmission of response messages from a slave DM-MS.78
9.5.2.3 Re-transmission of random access request.79
9.5.3 DM-REP signalling mechanisms.79
9.5.3.1 Frame countdown procedure.79
9.5.3.2 Fill bit addition and deletion .80
9.5.3.3 Null PDU.80
9.5.3.4 Air interface encryption .80
9.5.3.5 Timing change procedure.80
9.5.3.6 Random access procedures for DM-REP.80
9.6 DM-REP procedures in traffic mode.81
9.6.1 Introduction.81
9.6.2 Change of U-plane mode .81
9.6.2.1 Set-up without presence check.81
9.6.2.1.1 Switching into traffic mode .81
9.6.2.1.2 Link establishment failure .81
9.6.2.2 Set-up with presence check.82
9.6.2.3 End of traffic transmission .82
9.6.3 DM-REP traffic operation when active in traffic mode.82
9.6.3.1 Reception of TCH and STCH on the master link.82
9.6.3.2 Re-transmission of TCH and STCH on the slave link.83
9.6.3.2.1 Call transaction without multi-slot regeneration .83
9.6.3.2.2 Call transaction with multi-slot regeneration.84
10 PDU descriptions.84
10.1 Layer 2 PDUs sent in DSB.84
10.1.1 DMAC-SYNC PDU.84
10.1.2 DPRES-SYNC PDU.85
10.2 Layer 2 PDUs sent in DNB .86
10.3 Layer 2 information element coding .86
10.3.1 Addressing for URT = 0010 .86
10.3.2 Addressing for URT = 0011 .87
10.3.3 Addressing for URT = 0100 or 0101 .87
2 2
10.3.4 Addressing for URT = 0110 .87
10.3.5 Channel state.
...