1、 ETSI EN 300 175-3 V2.7.1 (2017-11) Digital Enhanced Cordless Telecommunications (DECT); Common Interface (CI); Part 3: Medium Access Control (MAC) layer EUROPEAN STANDARD ETSI ETSI EN 300 175-3 V2.7.1 (2017-11) 2 Reference REN/DECT-00307-3 Keywords DECT, IMT-2000, MAC, mobility, radio, TDD, TDMA ET
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7、ation of ETSI. The copyright and the foregoing restriction extend to reproduction in all media. ETSI 2017. All rights reserved. DECTTM, PLUGTESTSTM, UMTSTMand the ETSI logo are trademarks of ETSI registered for the benefit of its Members. 3GPPTM and LTE are trademarks of ETSI registered for the bene
8、fit of its Members and of the 3GPP Organizational Partners. oneM2M logo is protected for the benefit of its Members. GSM and the GSM logo are trademarks registered and owned by the GSM Association. ETSI ETSI EN 300 175-3 V2.7.1 (2017-11) 3 Contents Intellectual Property Rights 16g3Foreword . 16g3Mod
9、al verbs terminology 16g31 Scope 17g32 References 17g32.1 Normative references . 17g32.2 Informative references 18g33 Definitions, symbols and abbreviations . 19g33.1 Definitions 19g33.2 Symbols and abbreviations . 19g34 Description of the MAC layer 22g34.1 MAC layer reference model . 22g34.1.1 Gene
10、ral 22g34.1.2 Cluster Control Function (CCF) . 23g34.1.3 Cell Site Functions (CSF) . 23g34.1.4 Relationship to physical layer elements 23g34.2 Frame and multiframe structures 24g34.2.1 General 24g34.2.2 Frame structure . 24g34.2.3 Multiframe structure . 25g34.3 State definitions 26g34.3.1 PP states
11、26g34.3.2 RFP states . 27g35 Overview of MAC layer services . 28g35.1 General . 28g35.1.0 Service groupings . 28g35.1.1 Broadcast Message Control (BMC) 28g35.1.2 Connectionless Message Control (CMC) . 28g35.1.3 Multi-Bearer Control 28g35.2 Service descriptions 28g35.2.1 Common functions 28g35.2.2 BM
12、C service . 29g35.2.3 CMC service . 29g35.2.4 MBC services 29g35.3 Logical channels . 30g35.3.0 Overview 30g35.3.1 MBC connection endpoints (MC-SAP logical channels) . 30g35.3.1.1 The higher layer C-plane channels, C . 30g35.3.1.2 The higher layer U-Plane channels, I 31g35.3.1.3 The higher layer U-P
13、lane control channels, GFand GFA. 31g35.3.1.4 The higher layer U-Plane channel in E+U type slots, IPF31g35.3.2 CMC endpoints (MB-SAP logical channels) 32g35.3.2.1 The connectionless C-Plane channels, CL 32g35.3.2.2 The connectionless U-Plane channels, SINand SIP. 32g35.3.2.3 The connectionless U-Pla
14、ne channel in E+U type slots, SIPF32g35.3.3 BMC endpoint (MA-SAP logical channel) . 33g35.3.3.1 The slow broadcast channel, BS33g35.3.3.2 The ULE broadcast channel, BU. 33g35.3.4 Internal MAC control channels . 33g35.3.4.1 The system information channel, Q 33g35.3.4.2 Identities channel, N 33g35.3.4
15、.3 The MAC control channel, M . 33g35.3.4.4 MAC paging channel, P 34g3ETSI ETSI EN 300 175-3 V2.7.1 (2017-11) 4 5.3.4.5 The Compound System Information Channel, QC34g35.3.4.6 The Split Identities Channel, NS34g35.3.4.7 The ULE MAC Control Channel, MU. 34g35.3.4.8 The ULE Paging Channel, PU. 34g35.4
16、SAP definitions 35g35.4.0 General 35g35.4.1 MA SAP . 35g35.4.2 MB SAP 35g35.4.3 MC SAP 35g35.4.4 ME SAP 36g35.4.5 Order of transmission 36g35.5 Bearers 36g35.5.0 General 36g35.5.1 Bearer types 37g35.5.2 Bearer operation 37g35.6 Connection oriented services 37g35.6.0 General 37g35.6.1 Connection type
17、s 38g35.6.1.0 General 38g35.6.1.1 Basic connections 38g35.6.1.2 Advanced connections 38g35.6.1.2.0 General 38g35.6.1.2.1 Rules for ECN selection in advanced connections 39g35.6.1.2.2 Expedited operations in advanced connections . 39g35.6.1.3 Connection identifiers . 39g35.6.1.4 Complementary connect
18、ions . 39g35.6.2 Symmetric and asymmetric connections . 40g35.6.2.0 General 40g35.6.2.1 Symmetric connections . 40g35.6.2.2 Asymmetric connections. 46g35.7 Broadcast and connectionless services . 56g35.7.0 General 56g35.7.1 The broadcast services 56g35.7.1.0 General 56g35.7.1.1 The continuous broadc
19、ast service . 56g35.7.1.2 The non-continuous broadcast service 57g35.7.2 The connectionless services 57g35.7.2.0 General 57g35.7.2.1 Connectionless downlink services 57g35.7.2.1.0 General 57g35.7.2.1.1 Coding of TA and BA bits in connectionless downlink services 58g35.7.2.2 Connectionless uplink ser
20、vices . 58g35.8 ULE Broadcast services . 59g35.8.0 General 59g35.8.1 The continuous ULE broadcast service 59g36 Multiplexing . 59g36.0 General . 59g36.1 CCF multiplexing functions . 59g36.2 CSF multiplexing functions 60g36.2.0 General 60g36.2.1 Bit Mappings (MAP) 65g36.2.1.0 General 65g36.2.1.1 D-fi
21、eld mapping (D-MAP) 65g36.2.1.1.0 General 65g36.2.1.1.1 D-field mapping for the double slot structure (physical packet P80) 66g36.2.1.1.2 D-field mapping for the full slot structure (physical packet P32) 66g36.2.1.1.3 D-field mapping for the short slot structure (physical packet P00) . 67g36.2.1.1.4
22、 D-field mapping for the variable slot structure (physical packet P00j) . 68g36.2.1.2 A-field Mapping (A-MAP) . 69g36.2.1.3 B-field Mapping (B-MAP) 70g36.2.1.3.0 General 70g3ETSI ETSI EN 300 175-3 V2.7.1 (2017-11) 5 6.2.1.3.1 Unprotected format 70g36.2.1.3.2 Encoded protected format 72g36.2.1.3.3 Mu
23、ltisubfield protected format 72g36.2.1.3.4 Singlesubfield protected format switches 75g36.2.1.3.5 Constant-size subfield protected format 76g36.2.2 Time multiplexers . 79g36.2.2.0 General 79g36.2.2.1 Tail MUltipleXer (T-MUX) 79g36.2.2.1.0 General 79g36.2.2.1.1 T-MUX algorithm for RFP transmissions .
24、 80g36.2.2.1.2 T-MUX algorithm for PT transmissions 81g36.2.2.2 B-field control multiplexer (E/U-MUX) . 82g36.2.2.3 B-field mode multiplexer E-type and E+U-type modes 84g36.2.2.3.1 E-type and E+U-type modes for slots with more than one subfield 84g36.2.2.3.2 Half slot (j=80) modes for 2-level modula
25、tion 98g36.2.2.4 Priority scheme in E or E+U mode . 99g36.2.3 MAC Encryption 100g36.2.4 Scrambling 100g36.2.5 Error control 102g36.2.5.0 General 102g36.2.5.1 R-CRC overview . 102g36.2.5.2 R-CRC generation and checking . 103g36.2.5.3 X-CRC overview . 103g36.2.5.4 X-CRC generation and checking . 104g3
26、6.2.5.5 B-CRC generation and checking . 106g36.2.6 Broadcast controller 106g37 Medium access layer messages 106g37.0 General . 106g37.1 Header field 107g37.1.1 Overview/formatting . 107g37.1.2 Tail identification, TA, bits a0to a2107g37.1.3 The “Q1/BCK“ bit, bit a3107g37.1.4 B-field identification,
27、BA, bits a4to a6. 108g37.1.5 The “Q2“ bit, bit a7. 109g37.2 Messages in the tail field 109g37.2.1 Overview 109g37.2.2 Identities information (NT) 110g37.2.3 System information and multiframe marker (QT) . 110g37.2.3.1 General 110g37.2.3.2 Static system information 111g37.2.3.2.1 General, QH= 0, 1 (h
28、ex) 111g37.2.3.2.2 QHand Normal-Reverse (NR) . 111g37.2.3.2.3 Slot Number (SN) 111g37.2.3.2.4 Start Position (SP) . 112g37.2.3.2.5 ESCape bit (ESC) 112g37.2.3.2.6 Number of transceivers 112g37.2.3.2.7 Extended RF carrier information available (Mc) . 113g37.2.3.2.8 RF carriers available (RF-cars) 113
29、g37.2.3.2.9 Spare bits (SPR) 113g37.2.3.2.10 Carrier number. 113g37.2.3.2.11 Extended static system information available (Ext-System-Info) and spare bit 114g37.2.3.2.12 Primary receiver Scan Carrier Number (PSCN) 114g37.2.3.3 Extended RF carrier information part 1 114g37.2.3.3.1 General, QH= 2 (hex
30、) 114g37.2.3.3.2 Further RF carrier extensions 115g37.2.3.3.3 Number of RF carriers . 115g37.2.3.4 Fixed part capabilities . 115g37.2.3.4.1 General, QH= 3 (hex) 115g37.2.3.4.2 Standard capabilities 115g37.2.3.5 Extended fixed part capabilities 117g37.2.3.5.1 General, QH= 4 (hex) 117g3ETSI ETSI EN 30
31、0 175-3 V2.7.1 (2017-11) 6 7.2.3.5.2 Extended Physical and MAC layer capabilities . 117g37.2.3.5.3 Extended higher layer capabilities . 118g37.2.3.6 Secondary access rights identities . 118g37.2.3.6.1 General, QH= 5 (hex) 118g37.2.3.6.2 SARI message . 119g37.2.3.7 Multiframe number . 119g37.2.3.7.1
32、General, QH= 6 (hex) 119g37.2.3.7.2 Multiframe number 119g37.2.3.8 Escape . 119g37.2.3.8.1 General, QH= 7 (hex) 119g37.2.3.8.2 Escape information 119g37.2.3.9 Extended RF carrier information part 2 119g37.2.3.9.1 General, QH= 9 (hex) 119g37.2.3.10 Transmit information 120g37.2.3.10.1 General, QH= B
33、(hex) . 120g37.2.3.11 Extended fixed part capabilities (part 2) . 121g37.2.3.11.1 General, QH= C (hex) . 121g37.2.3.11.2 Extended Physical and MAC layer capabilities (part 2) 121g37.2.3.11.3 Extended higher layer capabilities (part 2) 122g37.2.3.12 Extended static system information 122g37.2.3.12.1
34、General, QH= D (hex) . 122g37.2.3.12.2 Spare bits (Spare) 122g37.2.3.12.3 RFP slot scheme info . 122g37.2.4 Paging Tail (PT) 123g37.2.4.1 General format 123g37.2.4.1.1 PTformat for full and long page messages 123g37.2.4.1.2 PTformat for short page messages 123g37.2.4.1.3 PTformat for zero length pag
35、e messages . 123g37.2.4.1.4 PTformat for MAC_Resume_and_Control_page message . 123g37.2.4.2 PTheader format 124g37.2.4.2.1 General format. 124g37.2.4.2.2 Bit a8is the extend flag 124g37.2.4.2.3 BSSDU length indication 125g37.2.4.3 MAC layer information for PT 125g37.2.4.3.1 Information type 125g37.2
36、.4.3.2 Fill bits / Blind long slot (j=640 / j=672) information . 125g37.2.4.3.3 Blind full slot information . 126g37.2.4.3.4 Bearer description 126g37.2.4.3.5 Escape 127g37.2.4.3.6 Dummy or connectionless downlink bearer marker 127g37.2.4.3.7 Bearer handover/replacement and no-emission mode informat
37、ion . 127g37.2.4.3.8 RFP status and modulation types . 128g37.2.4.3.9 Active carriers . 130g37.2.4.3.10 RFP power level 130g37.2.4.3.11 Blind double slot/RFP-FP interface resource information . 131g37.2.4.3.12 Extended modulation types . 131g37.2.5 MAC control (MT) 132g37.2.5.1 General format and co
38、ntents . 132g37.2.5.2 Basic connection control . 132g37.2.5.2.1 General 132g37.2.5.2.2 Format for most messages . 132g37.2.5.2.3 WAIT 133g37.2.5.2.4 ATTRIBUTES_T_Req;Cfm 133g37.2.5.3 Advanced connection control 133g37.2.5.3.1 General 133g37.2.5.3.2 ACCESS_REQUEST 134g37.2.5.3.3 BEARER_HANDOVER_REQUE
39、ST . 134g37.2.5.3.4 CONNECTION_HANDOVER_REQUEST . 134g37.2.5.3.5 UNCONFIRMED_ACCESS_REQUEST. 134g37.2.5.3.6 BEARER_CONFIRM . 135g37.2.5.3.7 WAIT 135g37.2.5.3.8 ATTRIBUTES_T_Req;Cfm 135g3ETSI ETSI EN 300 175-3 V2.7.1 (2017-11) 7 7.2.5.3.9 BANDWIDTH_T_Req;Cfm 138g37.2.5.3.10 Channel_list . 138g37.2.5.
40、3.11 Unconfirmed_dummy 139g37.2.5.3.12 Unconfirmed_handover . 139g37.2.5.3.13 RELEASE . 139g37.2.5.4 MAC layer test messages 140g37.2.5.4.0 General 140g37.2.5.4.1 Basic format 140g37.2.5.4.2 FORCE_TRANSMIT 141g37.2.5.4.3 LOOPBACK_DATA 141g37.2.5.4.4 DEFEAT_ANTENNA_DIVERSITY 142g37.2.5.4.5 ESCAPE 143
41、g37.2.5.4.6 NETWORK_TEST 143g37.2.5.4.7 CLEAR_TEST_MODES. 143g37.2.5.4.8 CHANGE_MODULATION_SCHEME . 143g37.2.5.5 Quality control 144g37.2.5.5.0 General 144g37.2.5.5.1 Prolonged preamble diversity 145g37.2.5.6 Broadcast and connectionless services 146g37.2.5.7 Encryption control . 146g37.2.5.8 B-fiel
42、d setup, first PT transmission . 147g37.2.5.9 Escape . 148g37.2.5.10 TARI message . 148g37.2.5.11 REP connection control . 148g37.2.5.11.1 General 148g37.2.5.11.2 Format for most messages . 148g37.2.5.11.3 REP CHANNEL MAP REQUEST . 149g37.2.5.11.4 REP CHANNEL MAP CONFIRM . 149g37.2.5.12 Advanced con
43、nection control part 2 149g37.2.5.12.1 General 149g37.2.5.12.2 Short description of the advanced connection control part 2 messages . 149g37.2.5.12.3 Format for most advanced connection control part 2 messages 150g37.2.5.12.4 Format for “ready for release with GFA“ and “expedited release with GFA“ m
44、essages 150g37.2.5.12.5 Reason codes in “ready for release with GFA“ and “expedited release with GFA“messages 152g37.2.5.12.6 Format for “Null or GFAchannel transmission“ message . 153g37.3 Messages in the B-field 154g37.3.1 Overview 154g37.3.2 Advanced connection control . 155g37.3.2.1 General form
45、at 155g37.3.2.2 BEARER_REQUEST . 156g37.3.2.3 BEARER_CONFIRM . 156g37.3.2.4 WAIT 157g37.3.2.5 ATTRIBUTES_B_Req;Cfm . 157g37.3.2.6 BANDWIDTH_B_Req;Cfm . 158g37.3.2.7 CHANNEL_LIST . 158g37.3.2.8 UNCONFIRMED_DUMMY 158g37.3.2.9 UNCONFIRMED_HANDOVER . 159g37.3.2.10 RELEASE . 159g37.3.3 Null or IPFsegment
46、ation info 160g37.3.3.0 General 160g37.3.3.1 Spare or IPFsegmentation info 161g37.3.3.2 Extended NCF bits 162g37.3.4 Quality control 162g37.3.4.1 General format 162g37.3.4.2 Bearer and connection control. 162g37.3.4.3 RESET 164g37.3.4.4 Bearer quality in an asymmetric connection . 164g37.3.5 Extende
47、d system information . 165g37.3.5.1 General format 165g37.3.5.2 TARI messages . 165g37.3.5.3 “no-emission“ mode sync information or ULE Dummy Bearer subfield 2 . 165g37.3.5.3.0 General 165g3ETSI ETSI EN 300 175-3 V2.7.1 (2017-11) 8 7.3.5.3.1 “no-emission“ mode sync information for dummy bearer . 165
48、g37.3.5.3.2 ULE Dummy Bearer subfield 2 . 166g37.3.5.4 ULE Dummy Bearer subfield 3 166g37.3.5.5 ULE Dummy Bearer subfield 0 166g37.3.5.6 ULE Dummy Bearer subfield 1 167g37.3.6 GFchannel data packet 167g37.3.7 Escape . 167g38 Medium access layer primitives . 168g38.0 General . 168g38.1 Connection ori
49、ented service primitives 168g38.1.0 General 168g38.1.1 Connection setup: MAC_CON req;ind;cfm 168g38.1.2 Connection modification: MAC_MOD req;ind;cfm . 170g38.1.3 CO data transmit ready: MAC_CO_DTR ind . 171g38.1.4 CO data transfer: MAC_CO_DATA req;ind 171g38.1.5 Restart DLC: MAC_RES_DLC ind 171g38.1.6 Connection release: MAC_DIS req;ind 172g38.1.7 MAC bandwidth: MAC_BW ind;res 172g38.1.8 Encryption. 172g38.1.8.1 Load encryption key: MAC_ENC_KEY req . 172g38.1.8.2 Enable/disable encryption: MAC_ENC_EKS req;ind;cfm . 173g38.1.9 C-plane switching proced
