ETSI EN 300 175-3 V2.9.1 (2022-03)

EUROPEAN STANDARD
Digital Enhanced Cordless Telecommunications (DECT);
Common Interface (CI);
Part 3: Medium Access Control (MAC) layer

2 ETSI EN 300 175-3 V2.9.1 (2022-03)

Reference
REN/DECT-00353
Keywords
DECT, IMT-2000, MAC, mobility, radio, TDD,
TDMA
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 - APE 7112B
Association à but non lucratif enregistrée à la
Sous-Préfecture de Grasse (06) N° w061004871

Important notice
The present document can be downloaded from:
http://www.etsi.org/standards-search
The present document may be made available in electronic versions and/or in print. The content of any electronic and/or
print versions of the present document shall not be modified without the prior written authorization of ETSI. In case of any
existing or perceived difference in contents between such versions and/or in print, the prevailing version of an ETSI
deliverable is the one made publicly available in PDF format at www.etsi.org/deliver.
Users of the present document should be aware that the document may be subject to revision or change of status.
Information on the current status of this and other ETSI documents is available at
https://portal.etsi.org/TB/ETSIDeliverableStatus.aspx
If you find errors in the present document, please send your comment to one of the following services:
https://portal.etsi.org/People/CommiteeSupportStaff.aspx
If you find a security vulnerability in the present document, please report it through our
Coordinated Vulnerability Disclosure Program:
https://www.etsi.org/standards/coordinated-vulnerability-disclosure
Notice of disclaimer & limitation of liability
The information provided in the present deliverable is directed solely to professionals who have the appropriate degree of
experience to understand and interpret its content in accordance with generally accepted engineering or
other professional standard and applicable regulations.
No recommendation as to products and services or vendors is made or should be implied.
In no event shall ETSI be held liable for loss of profits or any other incidental or consequential damages.

Any software contained in this deliverable is provided "AS IS" with no warranties, express or implied, including but not
limited to, the warranties of merchantability, fitness for a particular purpose and non-infringement of intellectual property
rights and ETSI shall not be held liable in any event for any damages whatsoever (including, without limitation, damages
for loss of profits, business interruption, loss of information, or any other pecuniary loss) arising out of or related to the use
of or inability to use the software.
Copyright Notification
No part may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and
microfilm except as authorized by written permission of ETSI.
The content of the PDF version shall not be modified without the written authorization of ETSI.
The copyright and the foregoing restriction extend to reproduction in all media.

© ETSI 2022.
All rights reserved.
ETSI
3 ETSI EN 300 175-3 V2.9.1 (2022-03)
Contents
Intellectual Property Rights . 17
Foreword . 17
Modal verbs terminology . 17
1 Scope . 18
2 References . 18
2.1 Normative references . 18
2.2 Informative references . 19
3 Definition of terms, symbols and abbreviations . 20
3.1 Terms . 20
3.2 Symbols . 20
3.3 Abbreviations . 21
4 Description of the MAC layer . 23
4.1 MAC layer reference model . 23
4.1.1 General . 23
4.1.2 Cluster Control Function (CCF) . 24
4.1.3 Cell Site Functions (CSF) . 24
4.1.4 Relationship to physical layer elements . 24
4.2 Frame and multiframe structures . 25
4.2.1 General . 25
4.2.2 Frame structure . 25
4.2.3 Multiframe structure . 26
4.3 State definitions . 27
4.3.1 PP states . 27
4.3.2 RFP states . 28
5 Overview of MAC layer services . 29
5.1 General . 29
5.1.0 Service groupings . 29
5.1.1 Broadcast Message Control (BMC) . 29
5.1.2 Connectionless Message Control (CMC) . 29
5.1.3 Multi-Bearer Control . 29
5.2 Service descriptions . 29
5.2.1 Common functions . 29
5.2.2 BMC service . 30
5.2.3 CMC service . 30
5.2.4 MBC services. 30
5.3 Logical channels . 31
5.3.0 Overview . 31
5.3.1 MBC connection endpoints (MC-SAP logical channels) . 31
5.3.1.1 The higher layer C-plane channels, C . 31
5.3.1.2 The higher layer U-Plane channels, I . 32
5.3.1.3 The higher layer U-Plane control channels, G and G . 32
F FA
5.3.1.4 The higher layer U-Plane channel in E+U type slots, I . 32
PF
5.3.2 CMC endpoints (MB-SAP logical channels) . 33
5.3.2.1 The connectionless C-Plane channels, CL . 33
5.3.2.2 The connectionless U-Plane channels, SI and SI . 33
N P
5.3.2.3 The connectionless U-Plane channel in E+U type slots, SI . 33
PF
5.3.3 BMC endpoint (MA-SAP logical channel) . 34
5.3.3.1 The slow broadcast channel, B . 34
S
5.3.3.2 The ULE broadcast channel, B . 34
U
5.3.4 Internal MAC control channels . 34
5.3.4.1 The system information channel, Q . 34
5.3.4.2 Identities channel, N. 34
5.3.4.3 The MAC control channel, M . 34
ETSI
4 ETSI EN 300 175-3 V2.9.1 (2022-03)
5.3.4.4 MAC paging channel, P . 35
5.3.4.5 The Compound System Information Channel, Q . 35
C
5.3.4.6 The Split Identities Channel, N . 35
S
5.3.4.7 The ULE MAC Control Channel, M . 35
U
5.3.4.8 The ULE Paging Channel, PU . 35
5.4 SAP definitions . 36
5.4.0 General . 36
5.4.1 MA SAP . 36
5.4.2 MB SAP . 36
5.4.3 MC SAP . 36
5.4.4 ME SAP . 37
5.4.5 Order of transmission. 37
5.5 Bearers . 37
5.5.0 General . 37
5.5.1 Bearer types . 38
5.5.2 Bearer operation . 38
5.6 Connection oriented services . 38
5.6.0 General . 38
5.6.1 Connection types . 39
5.6.1.0 General . 39
5.6.1.1 Basic connections . 39
5.6.1.2 Advanced connections . 39
5.6.1.2.0 General . 39
5.6.1.2.1 Rules for ECN selection in advanced connections . 40
5.6.1.2.2 Expedited operations in advanced connections . 40
5.6.1.3 Connection identifiers . 40
5.6.1.4 Complementary connections . 40
5.6.2 Symmetric and asymmetric connections . 41
5.6.2.0 General . 41
5.6.2.1 Symmetric connections . 41
5.6.2.2 Asymmetric connections . 47
5.7 Broadcast and connectionless services . 57
5.7.0 General . 57
5.7.1 The broadcast services . 57
5.7.1.0 General . 57
5.7.1.1 The continuous broadcast service . 57
5.7.1.2 The non-continuous broadcast service . 58
5.7.2 The connectionless services . 58
5.7.2.0 General . 58
5.7.2.1 Connectionless downlink services . 58
5.7.2.1.0 General . 58
5.7.2.1.1 Coding of TA and BA bits in connectionless downlink services . 59
5.7.2.2 Connectionless uplink services . 59
5.8 ULE Broadcast services . 60
5.8.0 General . 60
5.8.1 The continuous ULE broadcast service . 60
6 Multiplexing . 60
6.0 General . 60
6.1 CCF multiplexing functions . 60
6.2 CSF multiplexing functions . 61
6.2.0 General . 61
6.2.1 Bit Mappings (MAP) . 66
6.2.1.0 General . 66
6.2.1.1 D-field mapping (D-MAP) . 66
6.2.1.1.0 General . 66
6.2.1.1.1 D-field mapping for the double slot structure (physical packet P80) . 67
6.2.1.1.2 D-field mapping for the full slot structure (physical packet P32) . 67
6.2.1.1.3 D-field mapping for the short slot structure (physical packet P00) . 68
6.2.1.1.4 D-field mapping for the variable slot structure (physical packet P00j) . 69
6.2.1.2 A-field Mapping (A-MAP) . 70
6.2.1.3 B-field Mapping (B-MAP) . 71
ETSI
5 ETSI EN 300 175-3 V2.9.1 (2022-03)
6.2.1.3.0 General . 71
6.2.1.3.1 Unprotected format . 71
6.2.1.3.2 Encoded protected format . 73
6.2.1.3.3 Multisubfield protected format . 73
6.2.1.3.4 Singlesubfield protected format switches . 76
6.2.1.3.5 Constant-size subfield protected format . 77
6.2.2 Time multiplexers . 80
6.2.2.0 General . 80
6.2.2.1 Tail MUltipleXer (T-MUX) . 80
6.2.2.1.0 General . 80
6.2.2.1.1 T-MUX algorithm for RFP transmissions . 81
6.2.2.1.2 T-MUX algorithm for PT transmissions . 82
6.2.2.2 B-field control multiplexer (E/U-MUX) . 83
6.2.2.3 B-field mode multiplexer E-type and E+U-type modes . 85
6.2.2.3.1 E-type and E+U-type modes for slots with more than one subfield . 85
6.2.2.3.2 Half slot (j=80) modes for 2-level modulation . 99
6.2.2.4 Priority scheme in E or E+U mode . 100
6.2.3 MAC Encryption . 101
6.2.4 Scrambling . 101
6.2.5 Error control. 103
6.2.5.0 General . 103
6.2.5.1 R-CRC overview . 103
6.2.5.2 R-CRC generation and checking . 104
6.2.5.3 X-CRC overview . 104
6.2.5.4 X-CRC generation and checking . 105
6.2.5.5 B-CRC generation and checking . 107
6.2.6 Broadcast controller . 107
7 Medium access layer messages . 107
7.0 General . 107
7.1 Header field . 108
7.1.1 Overview/formatting . 108
7.1.2 Tail identification, TA, bits a to a . 108
0 2
7.1.3 The "Q1/BCK" bit, bit a . 109
7.1.4 B-field identification, BA, bits a to a . 109
4 6
7.1.5 The "Q2" bit, bit a . 110
7.1.6 Combined coding of the bits a to a . 110
3 7
7.2 Messages in the tail field . 111
7.2.1 Overview . 111
7.2.2 Identities information (N ) . 111
T
7.2.3 System information and multiframe marker (Q ) . 111
T
7.2.3.1 General . 111
7.2.3.2 Static system information . 112
7.2.3.2.1 General, QH = 0, 1 (hex) . 112
7.2.3.2.2 Q and Normal-Reverse (NR) . 113
H
7.2.3.2.3 Slot Number (SN) . 113
7.2.3.2.4 Start Position (SP) . 113
7.2.3.2.5 ESCape bit (ESC) . 114
7.2.3.2.6 Number of transceivers . 114
7.2.3.2.7 Extended RF carrier information available (Mc) . 114
7.2.3.2.8 RF carriers available (RF-cars) . 114
7.2.3.2.9 Spare bits (SPR) . 115
7.2.3.2.10 Carrier number. 115
7.2.3.2.11 Extended static system information available (Ext-System-Info) and spare bit . 115
7.2.3.2.12 Primary receiver Scan Carrier Number (PSCN) . 116
7.2.3.3 Extended RF carrier information part 1 . 116
7.2.3.3.1 General, Q = 2 (hex) . 116
H
7.2.3.3.2 Further RF carrier extensions . 117
7.2.3.3.3 Number of RF carriers . 117
7.2.3.4 Fixed part capabilities . 117
7.2.3.4.1 General, Q = 3 (hex) . 117
H
7.2.3.4.2 Standard capabilities . 117
ETSI
6 ETSI EN 300 175-3 V2.9.1 (2022-03)
7.2.3.5 Extended fixed part capabilities . 118
7.2.3.5.1 General, Q = 4 (hex) . 118
H
7.2.3.5.2 Extended Physical and MAC layer capabilities . 119
7.2.3.5.3 Extended higher layer capabilities . 120
7.2.3.6 Secondary access rights identities . 120
7.2.3.6.1 General, Q = 5 (hex) . 120
H
7.2.3.6.2 SARI message . 120
7.2.3.7 Multiframe number . 120
7.2.3.7.1 General, Q = 6 (hex) . 120
H
7.2.3.7.2 Multiframe number . 121
7.2.3.8 Escape . 121
7.2.3.8.1 General, Q = 7 (hex) . 121
H
7.2.3.8.2 Escape information . 121
7.2.3.9 Extended RF carrier information part 2 . 121
7.2.3.9.1 General, Q = 9 (hex) . 121
H
7.2.3.10 Transmit information . 122
7.2.3.10.1 General, Q = B (hex) . 122
H
7.2.3.11 Extended fixed part capabilities (part 2) . 122
7.2.3.11.1 General, Q = C (hex) . 122
H
7.2.3.11.2 Extended Physical and MAC layer capabilities (part 2) . 123
7.2.3.11.3 Extended higher layer capabilities (part 2) . 123
7.2.3.12 Extended static system information . 124
7.2.3.12.1 General, Q = D (hex) . 124
H
7.2.3.12.2 Spare bits (Spare) . 124
7.2.3.12.3 RFP slot scheme info . 124
7.2.3.13 Extended fixed part capabilities (part 3) . 125
7.2.3.13.1 General, Q = E (hex) . 125
H
7.2.3.13.2 Extended Physical and MAC layer capabilities (part 3) . 125
7.2.3.13.3 Extended higher layer capabilities (part 3) . 126
7.2.4 Paging Tail (P ) . 126
T
7.2.4.1 General format . 126
7.2.4.1.1 P format for full and long page messages . 126
T
7.2.4.1.2 P format for short page messages . 126
T
7.2.4.1.3 P format for zero length page messages . 126
T
7.2.4.1.4 P format for MAC_Resume_and_Control_page message . 127
T
7.2.4.2 P header format . 127
T
7.2.4.2.1 General format . 127
7.2.4.2.2 Bit a is the extend flag . 128
7.2.4.2.3 B SDU length indication . 128
S
7.2.4.3 MAC layer information for PT. 128
7.2.4.3.1 Information type . 128
7.2.4.3.2 Fill bits / Blind long slot (j=640 / j=672) information . 128
7.2.4.3.3 Blind full slot information . 129
7.2.4.3.4 Bearer description . 129
7.2.4.3.5 Escape . 130
7.2.4.3.6 Dummy or connectionless downlink bearer marker . 130
7.2.4.3.7 Bearer handover/replacement and no-emission mode information . 130
7.2.4.3.8 RFP status and modulation types . 131
7.2.4.3.9 Active carriers . 133
7.2.4.3.10 RFP power level . 133
7.2.4.3.11 Blind double slot/RFP-FP interface resource information . 134
7.2.4.3.12 Extended modulation types . 134
7.2.5 MAC control (M ) . 135
T
7.2.5.1 General format and contents . 135
7.2.5.2 Basic connection control . 135
7.2.5.2.1 General . 135
7.2.5.2.2 Format for most messages . 135
7.2.5.2.3 WAIT . 136
7.2.5.2.4 ATTRIBUTES_T_{Req;Cfm} . 136
7.2.5.3 Advanced connection control . 136
7.2.5.3.1 General . 136
7.2.5.3.2 ACCESS_REQUEST . 137
ETSI
7 ETSI EN 300 175-3 V2.9.1 (2022-03)
7.2.5.3.3 BEARER_HANDOVER_REQUEST . 137
7.2.5.3.4 CONNECTION_HANDOVER_REQUEST . 137
7.2.5.3.5 UNCONFIRMED_ACCESS_REQUEST . 137
7.2.5.3.6 BEARER_CONFIRM . 138
7.2.5.3.7 WAIT . 138
7.2.5.3.8 ATTRIBUTES_T_{Req;Cfm} . 138
7.2.5.3.9 BANDWIDTH_T_{Req;Cfm} . 144
7.2.5.3.10 Channel_list . 144
7.2.5.3.11 Unconfirmed_dummy . 146
7.2.5.3.12 Unconfirmed_handover . 146
7.2.5.3.13 RELEASE . 146
7.2.5.4 MAC layer test messages . 147
7.2.5.4.0 General . 147
7.2.5.4.1 Basic format . 147
7.2.5.4.2 FORCE_TRANSMIT . 147
7.2.5.4.3 LOOPBACK_DATA . 148
7.2.5.4.4 DEFEAT_ANTENNA_DIVERSITY. 148
7.2.5.4.5 ESCAPE . 149
7.2.5.4.6 NETWORK_TEST . 149
7.2.5.4.7 CLEAR_TEST_MODES. 149
7.2.5.4.8 CHANGE_MODULATION_SCHEME . 150
7.2.5.5 Quality control . 150
7.2.5.5.0 General . 150
7.2.5.5.1 Prolonged preamble diversity . 152
7.2.5.6 Broadcast and connectionless services . 152
7.2.5.7 Encryption control . 153
7.2.5.8 B-field setup, first PT transmission . 154
7.2.5.9 Escape . 155
7.2.5.10 TARI message . 155
7.2.5.11 REP connection control .
...

SLOVENSKI STANDARD
01-maj-2022
Digitalne izboljšane brezvrvične telekomunikacije (DECT) - Skupni vmesnik (CI) - 3.
del: Plast krmiljenja dostopa do prenosnega medija (MAC)
Digital Enhanced Cordless Telecommunications (DECT) - Common Interface (CI) - Part
3: Medium Access Control (MAC) layer
Ta slovenski standard je istoveten z: ETSI EN 300 175-3 V2.9.1 (2022-03)
ICS:
33.070.30 Digitalne izboljšane Digital Enhanced Cordless
brezvrvične telekomunikacije Telecommunications (DECT)
(DECT)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD
Digital Enhanced Cordless Telecommunications (DECT);
Common Interface (CI);
Part 3: Medium Access Control (MAC) layer

2 ETSI EN 300 175-3 V2.9.1 (2022-03)

Reference
REN/DECT-00353
Keywords
DECT, IMT-2000, MAC, mobility, radio, TDD,
TDMA
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 - APE 7112B
Association à but non lucratif enregistrée à la
Sous-Préfecture de Grasse (06) N° w061004871

Important notice
The present document can be downloaded from:
http://www.etsi.org/standards-search
The present document may be made available in electronic versions and/or in print. The content of any electronic and/or
print versions of the present document shall not be modified without the prior written authorization of ETSI. In case of any
existing or perceived difference in contents between such versions and/or in print, the prevailing version of an ETSI
deliverable is the one made publicly available in PDF format at www.etsi.org/deliver.
Users of the present document should be aware that the document may be subject to revision or change of status.
Information on the current status of this and other ETSI documents is available at
https://portal.etsi.org/TB/ETSIDeliverableStatus.aspx
If you find errors in the present document, please send your comment to one of the following services:
https://portal.etsi.org/People/CommiteeSupportStaff.aspx
If you find a security vulnerability in the present document, please report it through our
Coordinated Vulnerability Disclosure Program:
https://www.etsi.org/standards/coordinated-vulnerability-disclosure
Notice of disclaimer & limitation of liability
The information provided in the present deliverable is directed solely to professionals who have the appropriate degree of
experience to understand and interpret its content in accordance with generally accepted engineering or
other professional standard and applicable regulations.
No recommendation as to products and services or vendors is made or should be implied.
In no event shall ETSI be held liable for loss of profits or any other incidental or consequential damages.

Any software contained in this deliverable is provided "AS IS" with no warranties, express or implied, including but not
limited to, the warranties of merchantability, fitness for a particular purpose and non-infringement of intellectual property
rights and ETSI shall not be held liable in any event for any damages whatsoever (including, without limitation, damages
for loss of profits, business interruption, loss of information, or any other pecuniary loss) arising out of or related to the use
of or inability to use the software.
Copyright Notification
No part may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and
microfilm except as authorized by written permission of ETSI.
The content of the PDF version shall not be modified without the written authorization of ETSI.
The copyright and the foregoing restriction extend to reproduction in all media.

© ETSI 2022.
All rights reserved.
ETSI
3 ETSI EN 300 175-3 V2.9.1 (2022-03)
Contents
Intellectual Property Rights . 17
Foreword . 17
Modal verbs terminology . 17
1 Scope . 18
2 References . 18
2.1 Normative references . 18
2.2 Informative references . 19
3 Definition of terms, symbols and abbreviations . 20
3.1 Terms . 20
3.2 Symbols . 20
3.3 Abbreviations . 21
4 Description of the MAC layer . 23
4.1 MAC layer reference model . 23
4.1.1 General . 23
4.1.2 Cluster Control Function (CCF) . 24
4.1.3 Cell Site Functions (CSF) . 24
4.1.4 Relationship to physical layer elements . 24
4.2 Frame and multiframe structures . 25
4.2.1 General . 25
4.2.2 Frame structure . 25
4.2.3 Multiframe structure . 26
4.3 State definitions . 27
4.3.1 PP states . 27
4.3.2 RFP states . 28
5 Overview of MAC layer services . 29
5.1 General . 29
5.1.0 Service groupings . 29
5.1.1 Broadcast Message Control (BMC) . 29
5.1.2 Connectionless Message Control (CMC) . 29
5.1.3 Multi-Bearer Control . 29
5.2 Service descriptions . 29
5.2.1 Common functions . 29
5.2.2 BMC service . 30
5.2.3 CMC service . 30
5.2.4 MBC services. 30
5.3 Logical channels . 31
5.3.0 Overview . 31
5.3.1 MBC connection endpoints (MC-SAP logical channels) . 31
5.3.1.1 The higher layer C-plane channels, C . 31
5.3.1.2 The higher layer U-Plane channels, I . 32
5.3.1.3 The higher layer U-Plane control channels, G and G . 32
F FA
5.3.1.4 The higher layer U-Plane channel in E+U type slots, I . 32
PF
5.3.2 CMC endpoints (MB-SAP logical channels) . 33
5.3.2.1 The connectionless C-Plane channels, CL . 33
5.3.2.2 The connectionless U-Plane channels, SI and SI . 33
N P
5.3.2.3 The connectionless U-Plane channel in E+U type slots, SI . 33
PF
5.3.3 BMC endpoint (MA-SAP logical channel) . 34
5.3.3.1 The slow broadcast channel, B . 34
S
5.3.3.2 The ULE broadcast channel, B . 34
U
5.3.4 Internal MAC control channels . 34
5.3.4.1 The system information channel, Q . 34
5.3.4.2 Identities channel, N. 34
5.3.4.3 The MAC control channel, M . 34
ETSI
4 ETSI EN 300 175-3 V2.9.1 (2022-03)
5.3.4.4 MAC paging channel, P . 35
5.3.4.5 The Compound System Information Channel, Q . 35
C
5.3.4.6 The Split Identities Channel, N . 35
S
5.3.4.7 The ULE MAC Control Channel, M . 35
U
5.3.4.8 The ULE Paging Channel, PU . 35
5.4 SAP definitions . 36
5.4.0 General . 36
5.4.1 MA SAP . 36
5.4.2 MB SAP . 36
5.4.3 MC SAP . 36
5.4.4 ME SAP . 37
5.4.5 Order of transmission. 37
5.5 Bearers . 37
5.5.0 General . 37
5.5.1 Bearer types . 38
5.5.2 Bearer operation . 38
5.6 Connection oriented services . 38
5.6.0 General . 38
5.6.1 Connection types . 39
5.6.1.0 General . 39
5.6.1.1 Basic connections . 39
5.6.1.2 Advanced connections . 39
5.6.1.2.0 General . 39
5.6.1.2.1 Rules for ECN selection in advanced connections . 40
5.6.1.2.2 Expedited operations in advanced connections . 40
5.6.1.3 Connection identifiers . 40
5.6.1.4 Complementary connections . 40
5.6.2 Symmetric and asymmetric connections . 41
5.6.2.0 General . 41
5.6.2.1 Symmetric connections . 41
5.6.2.2 Asymmetric connections . 47
5.7 Broadcast and connectionless services . 57
5.7.0 General . 57
5.7.1 The broadcast services . 57
5.7.1.0 General . 57
5.7.1.1 The continuous broadcast service . 57
5.7.1.2 The non-continuous broadcast service . 58
5.7.2 The connectionless services . 58
5.7.2.0 General . 58
5.7.2.1 Connectionless downlink services . 58
5.7.2.1.0 General . 58
5.7.2.1.1 Coding of TA and BA bits in connectionless downlink services . 59
5.7.2.2 Connectionless uplink services . 59
5.8 ULE Broadcast services . 60
5.8.0 General . 60
5.8.1 The continuous ULE broadcast service . 60
6 Multiplexing . 60
6.0 General . 60
6.1 CCF multiplexing functions . 60
6.2 CSF multiplexing functions . 61
6.2.0 General . 61
6.2.1 Bit Mappings (MAP) . 66
6.2.1.0 General . 66
6.2.1.1 D-field mapping (D-MAP) . 66
6.2.1.1.0 General . 66
6.2.1.1.1 D-field mapping for the double slot structure (physical packet P80) . 67
6.2.1.1.2 D-field mapping for the full slot structure (physical packet P32) . 67
6.2.1.1.3 D-field mapping for the short slot structure (physical packet P00) . 68
6.2.1.1.4 D-field mapping for the variable slot structure (physical packet P00j) . 69
6.2.1.2 A-field Mapping (A-MAP) . 70
6.2.1.3 B-field Mapping (B-MAP) . 71
ETSI
5 ETSI EN 300 175-3 V2.9.1 (2022-03)
6.2.1.3.0 General . 71
6.2.1.3.1 Unprotected format . 71
6.2.1.3.2 Encoded protected format . 73
6.2.1.3.3 Multisubfield protected format . 73
6.2.1.3.4 Singlesubfield protected format switches . 76
6.2.1.3.5 Constant-size subfield protected format . 77
6.2.2 Time multiplexers . 80
6.2.2.0 General . 80
6.2.2.1 Tail MUltipleXer (T-MUX) . 80
6.2.2.1.0 General . 80
6.2.2.1.1 T-MUX algorithm for RFP transmissions . 81
6.2.2.1.2 T-MUX algorithm for PT transmissions . 82
6.2.2.2 B-field control multiplexer (E/U-MUX) . 83
6.2.2.3 B-field mode multiplexer E-type and E+U-type modes . 85
6.2.2.3.1 E-type and E+U-type modes for slots with more than one subfield . 85
6.2.2.3.2 Half slot (j=80) modes for 2-level modulation . 99
6.2.2.4 Priority scheme in E or E+U mode . 100
6.2.3 MAC Encryption . 101
6.2.4 Scrambling . 101
6.2.5 Error control. 103
6.2.5.0 General . 103
6.2.5.1 R-CRC overview . 103
6.2.5.2 R-CRC generation and checking . 104
6.2.5.3 X-CRC overview . 104
6.2.5.4 X-CRC generation and checking . 105
6.2.5.5 B-CRC generation and checking . 107
6.2.6 Broadcast controller . 107
7 Medium access layer messages . 107
7.0 General . 107
7.1 Header field . 108
7.1.1 Overview/formatting . 108
7.1.2 Tail identification, TA, bits a to a . 108
0 2
7.1.3 The "Q1/BCK" bit, bit a . 109
7.1.4 B-field identification, BA, bits a to a . 109
4 6
7.1.5 The "Q2" bit, bit a . 110
7.1.6 Combined coding of the bits a to a . 110
3 7
7.2 Messages in the tail field . 111
7.2.1 Overview . 111
7.2.2 Identities information (N ) . 111
T
7.2.3 System information and multiframe marker (Q ) . 111
T
7.2.3.1 General . 111
7.2.3.2 Static system information . 112
7.2.3.2.1 General, QH = 0, 1 (hex) . 112
7.2.3.2.2 Q and Normal-Reverse (NR) . 113
H
7.2.3.2.3 Slot Number (SN) . 113
7.2.3.2.4 Start Position (SP) . 113
7.2.3.2.5 ESCape bit (ESC) . 114
7.2.3.2.6 Number of transceivers . 114
7.2.3.2.7 Extended RF carrier information available (Mc) . 114
7.2.3.2.8 RF carriers available (RF-cars) . 114
7.2.3.2.9 Spare bits (SPR) . 115
7.2.3.2.10 Carrier number. 115
7.2.3.2.11 Extended static system information available (Ext-System-Info) and spare bit . 115
7.2.3.2.12 Primary receiver Scan Carrier Number (PSCN) . 116
7.2.3.3 Extended RF carrier information part 1 . 116
7.2.3.3.1 General, Q = 2 (hex) . 116
H
7.2.3.3.2 Further RF carrier extensions . 117
7.2.3.3.3 Number of RF carriers . 117
7.2.3.4 Fixed part capabilities . 117
7.2.3.4.1 General, Q = 3 (hex) . 117
H
7.2.3.4.2 Standard capabilities . 117
ETSI
6 ETSI EN 300 175-3 V2.9.1 (2022-03)
7.2.3.5 Extended fixed part capabilities . 118
7.2.3.5.1 General, Q = 4 (hex) . 118
H
7.2.3.5.2 Extended Physical and MAC layer capabilities . 119
7.2.3.5.3 Extended higher layer capabilities . 120
7.2.3.6 Secondary access rights identities . 120
7.2.3.6.1 General, Q = 5 (hex) . 120
H
7.2.3.6.2 SARI message . 120
7.2.3.7 Multiframe number . 120
7.2.3.7.1 General, Q = 6 (hex) . 120
H
7.2.3.7.2 Multiframe number . 121
7.2.3.8 Escape . 121
7.2.3.8.1 General, Q = 7 (hex) . 121
H
7.2.3.8.2 Escape information . 121
7.2.3.9 Extended RF carrier information part 2 . 121
7.2.3.9.1 General, Q = 9 (hex) . 121
H
7.2.3.10 Transmit information . 122
7.2.3.10.1 General, Q = B (hex) . 122
H
7.2.3.11 Extended fixed part capabilities (part 2) . 122
7.2.3.11.1 General, Q = C (hex) . 122
H
7.2.3.11.2 Extended Physical and MAC layer capabilities (part 2) . 123
7.2.3.11.3 Extended higher layer capabilities (part 2) . 123
7.2.3.12 Extended static system information . 124
7.2.3.12.1 General, Q = D (hex) . 124
H
7.2.3.12.2 Spare bits (Spare) . 124
7.2.3.12.3 RFP slot scheme info . 124
7.2.3.13 Extended fixed part capabilities (part 3) . 125
7.2.3.13.1 General, Q = E (hex) . 125
H
7.2.3.13.2 Extended Physical and MAC layer capabilities (part 3) . 125
7.2.3.13.3 Extended higher layer capabilities (part 3) . 126
7.2.4 Paging Tail (P ) . 126
T
7.2.4.1 General format . 126
7.2.4.1.1 P format for full and long page messages . 126
T
7.2.4.1.2 P format for short page messages . 126
T
7.2.4.1.3 P format for zero length page messages . 126
T
7.2.4.1.4 P format for MAC_Resume_and_Control_page message . 127
T
7.2.4.2 P header format . 127
T
7.2.4.2.1 General format . 127
7.2.4.2.2 Bit a is the extend flag . 128
7.2.4.2.3 B SDU length indication . 128
S
7.2.4.3 MAC layer information for PT. 128
7.2.4.3.1 Information type . 128
7.2.4.3.2 Fill bits / Blind long slot (j=640 / j=672) information . 128
7.2.4.3.3 Blind full slot information . 129
7.2.4.3.4 Bearer description . 129
7.2.4.3.5 Escape . 130
7.2.4.3.6 Dummy or connectionless downlink bearer marker . 130
7.2.4.3.7 Bearer handover/replacement and no-emission mode information . 130
7.2.4.3.8 RFP status and modulation types . 131
7.2.4.3.9 Active carriers . 133
7.2.4.3.10 RFP power level . 133
7.2.4.3.11 Blind double slot/RFP-FP interface resource information . 134
7.2.4.3.12 Extended modulation types . 134
7.2.5 MAC control (M ) . 135
T
7.2.5.1 General format and contents . 135
7.2.5.2 Basic connection control . 135
7.2.5.2.1 General . 135
7.2.5.2.2 Format for most messages . 135
7.2.5.2.3 WAIT . 136
7.2.5.2.4 ATTRIBUTES_T_{Req;Cfm} . 136
7.2.5.3 Advanced connection control . 136
7.2.5.3.1 General . 136
7.2.5.3.2 ACCESS_REQUEST . 137
ETSI
7 ETSI EN 300 175-3 V2.9.1 (2022-03)
7.2.5.3.3 BEARER_HANDOVER_REQUEST . 137
7.2.5.3.4 CONNECTION_HANDOVER_REQUEST . 137
7.2.5.3.5 UNCONFIRMED_ACCESS_REQUEST . 137
7.2.5.3.6 BEARER_CONFIRM . 138
7.2.5.3.7 WAIT . 138
7.2.5.3.8 ATTRIBUTES_T_{Req;Cfm} . 138
7.2.5.3.9 BANDWIDTH_T_{Req;Cfm} . 144
7.2.5.3.10 Channel_list . 144
7.2.5.3.11 Unconfirmed_dummy . 146
7.2.5.3.12 Unconfirmed_handover . 146
7.2.5.3.13 RELEASE . 146
7.2.5.4 MAC layer test messages . 147
7.2.5.4.0 General . 147
7.2.5.4.1 Basic format . 147
7.2.5.4.2 FORCE_TRANSMIT . 147
7.2.5.4.3 LOOPBACK_DATA . 148
7.2.5.4.4 DEFEAT_ANTENNA_DIVERSITY. 148
7.2.5.4.5 ESCAPE . 149
7.2.5.4.6 NETWORK_TEST . 149
7.2.5.4.7 CLEAR_TEST_MODES. 149
7.2.5.4.8 CHANGE_MODULATION_SCHEME . 150
7.2.5.5 Quality control . 150
7.2.5.5.0 General .
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