ETSI TS 102 527-1 V1.2.1 (2008-06)

Digital Enhanced Cordless Telecommunications (DECT); New Generation DECT; Part 1: Wideband speech

RTS/DECT-NG0254

General Information

• Status: Published
• Publication Date: 18-Jun-2008
• Technical Committee: DECT NewGen - DECT NewGeneration
• Current Stage: 12 - Completion
• Due Date: 11-Jul-2008
• Completion Date: 19-Jun-2008

Standards Content (Sample)

ETSI TS 102 527-1 V1.2.1 (2008-06)
Technical Specification


Digital Enhanced Cordless Telecommunications (DECT);
New Generation DECT;
Part 1: Wideband speech

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2 ETSI TS 102 527-1 V1.2.1 (2008-06)



Reference
RTS/DECT-NG0254
Keywords
7 kHz, audio, codec, DECT, GAP, IMT-2000,
interoperability, mobility, profile, radio, speech,
TDD, TDMA
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3 ETSI TS 102 527-1 V1.2.1 (2008-06)
Contents
Intellectual Property Rights.7
Foreword.7
1 Scope.8
2 References.8
2.1 Normative references.9
2.2 Informative references.10
3 Definitions, symbols and abbreviations .10
3.1 Definitions.10
3.2 Symbols.10
3.3 Abbreviations.11
4 Description of services .12
4.1 Enhanced wideband speech.12
4.1.1 Audio performance requirements .12
4.2 Wideband speech scenarios.12
4.2.1 Internal calls inside a New Generation DECT system.12
4.2.2 Calls between two New Generation DECT systems interconnected by ISDN .12
4.2.3 Calls between two New Generation DECT systems interconnected by IP packet based network.13
4.2.4 Calls between a New Generation DECT system and a digital phone supporting compatible codecs.13
4.2.4.1 Via ISDN.13
4.2.4.2 Via IP network .13
4.2.4.3 Internal PABX calls .13
4.2.5 Legacy scenarios.14
5 Service and feature definitions.14
5.1 New Generation DECT Speech Services .14
5.2 Network (NWK) features .14
5.3 Data Link Control (DLC) service definitions.14
5.4 Medium Access Control (MAC) service definitions .15
5.5 Physical Layer (PHL) service definitions.15
5.6 Speech coding and audio feature definitions.15
5.7 Application features.19
6 Inter-operability requirements.19
6.1 General.19
6.2 New Generation DECT Speech Services support status .19
6.3 Services to DECT feature implementation mappings.20
6.4 NWK features.27
6.5 Data Link Control (DLC) services .28
6.6 Medium Access Control (MAC) services .29
6.7 Physical layer (PHL) services .29
6.8 Speech coding and audio features .30
6.9 Application features.31
6.10 Network (NWK) feature to procedure mapping.31
6.11 Data Link Control (DLC) Service to procedure mapping .32
6.12 Medium Access Control (MAC) service to procedure mapping .33
6.13 Application feature to procedure mapping .34
6.14 General requirements.34
6.14.1 Network (NWK) layer message contents.34
6.14.2 Transaction identifier.34
6.14.3 Length of a Network (NWK) layer message .34
6.14.4 Handling of error and exception conditions.35
6.14.5 Generic Access Profile (GAP) default setup attributes.35
6.14.6 Coexistence of Mobility Management (MM) and Call Control (CC) procedures .35
6.14.7 Coding rules for information elements .35
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4 ETSI TS 102 527-1 V1.2.1 (2008-06)
7 Procedure description.36
7.1 Backward compatibility with Generic Access Profile (GAP) .36
7.1.1 Requirement for New Generation DECT Fixed Parts (FPs) requirement.36
7.1.2 Requirement for New Generation DECT Portable Parts (PPs) registered on GAP compliant FPs .36
7.2 Generic Access Profile (GAP) procedures .36
7.3 Network (NWK) layer procedures .36
7.3.1 Exchange of codec list during registration and location registration .37
7.3.2 Basic service wideband speech and default attributes .37
7.3.3 Codec Negotiation during call establishment .37
7.3.4 Codec Change.38
7.3.4.1 Service change info .38
7.3.5 Slot type modification.39
7.3.5.1 Failure of slot type modification .39
7.3.6 Internal call setup.39
7.3.7 Terminal capability indication .40
7.3.8 Indirect FT initiated link establishment .41
7.3.8.1 Paging messages .41
7.3.8.1.1 LCE-REQUEST-PAGE message.41
7.3.8.1.2 LCE-PAGE-RESPONSE message.43
7.3.8.2 Associated procedure.43
7.3.8.2.1 Timer F- management.43
7.3.8.3 Exceptional cases.43
7.3.8.3.1 The IPUI received in the {LCE-PAGE-RESPONSE} does not match .43
7.3.8.3.2 Timer expiry .44
7.3.8.3.3 Release from the higher entity.44
7.3.9 Higher layer information FP broadcast.44
7.3.9.1 Higher layer information in standard FP broadcast (Qh= 3).45
7.3.9.2 Higher layer information in Extended FP broadcast part 2 (Qh= 11) .45
7.4 Implementation examples of specific procedures.45
7.5 Data Link Control (DLC) layer procedures.45
7.5.1 FU1 frame operation.46
7.5.2 FU12 frame operation for G.729.1 codec .46
7.6 Medium Access Control (MAC) layer procedures.46
7.6.1 MAC services.46
7.6.2 Frame formats and multiplexers .47
7.6.3 Downlink broadcast.47
7.6.3.1 N message.48
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7.6.3.2 Q - static system information.48
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7.6.3.3 Q – Fixed Part capabilities .49
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7.6.3.4 Q – Extended Fixed Part capabilities .49
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7.6.3.5 Q - Extended Fixed Part capabilities part 2 .50
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7.6.3.6 Q - SARI list contents.50
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7.6.4 Paging broadcast.50
7.6.4.1 Short page, normal/extended paging.51
7.6.4.2 Zero page normal/extended paging .51
7.6.4.3 Full page, normal/extended paging .52
7.6.4.4 Blind slot information .52
7.6.4.5 Bearer handover information .52
7.6.5 Setup of advanced connection, advanced bearer setup (A-field) .52
7.6.5.1 M message.53
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7.6.5.2 Associated procedures.53
7.6.5.2.1 Timer T200 management .53
7.6.5.2.2 Counter N200 management.53
7.6.5.3 Exceptional cases.53
7.6.5.3.1 Bearer setup attempt fails N200+1 times .53
7.6.5.3.2 Timer T200 expiry .53
7.6.6 Connection type modification: basic to/from advanced.54
7.6.7 Slot type modification.54
7.6.7.1 Failure of slot type modification .54
7.6.8 Service type modification.54
7.6.9 ECN number modification.54
7.6.10 Connection/bearer release.54
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5 ETSI TS 102 527-1 V1.2.1 (2008-06)
7.6.10.1 M message.55
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7.6.11 Bearer handover request .55
7.6.11.1 M message .55
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7.6.12 Connection handover request.56
7.6.12.1 M message.56
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7.7 Physical layer (PHL) requirements.56
7.7.1 Modulation.56
7.7.2 Slot type (Physical packets).56
7.8 Requirements regarding the speech transmission.57
7.8.1 General.57
7.8.2 Speech codecs.57
7.8.3 Audio performance requirements .57
7.9 Management procedures.57
7.10 Application procedures.57
Annex A (informative): Audio codecs.58
A.1 Speech and audio coding.58
A.1.1 Overview.58
A.1.2 Narrow band speech coding .59
A.1.3 Wideband Speech coding .59
A.1.4 Super-wideband speech and audio coding.60
Annex B (normative): Audio patterns to indicate IP packet losses on the DECT link.62
B.1 Audio patterns to indicate IP packet losses. .62
B.1.1 Insertion of audio patterns.62
B.1.2 Reception of audio patterns.62
B.1.3 Contents of the audio patterns .62
B.1.4 Packet loss patterns for ITU-T Recommendation G.722.63
B.1.5 Packet loss patterns for ITU-T Recommendation G.711.63
B.1.6 Packet loss patterns for ITU-T Recommendation G.726.63
B.1.7 Packet loss patterns for ITU-T Recommendation G.729.1.64
B.1.8 Packet loss patterns for MPEG-4 ER AAC-LD .64
Annex C (normative): Configuration signalling for specific codecs.65
C.1 MPEG-4 ER AAC-LD configuration signalling .65
C.1.1 <> element to signal the supported capabilities (MPEG4CapabilityElement).65
C.1.2 <> element to signal the used Configuration (MPEG4ConfigurationElement) .66
Annex D (informative): Recommended implementation of procedures.68
D.1 Examples of implementation of specific procedures.68
D.1.1 General.68
D.1.2 Outgoing wideband call.69
D.1.2.1 Outgoing wideband call, no codec list, ITU-T Recommendation G.722 chosen.69
D.1.2.2 Outgoing Call Wideband, codec list, negotiation results in Wideband.70
D.1.2.3 Outgoing call with progress indicator with negotiation results in CC-INFO.72
D.1.2.4 Outgoing call with progress indicator; with negotiation results in CC-INFO codec change in 200 OK .73
D.1.2.5 Outgoing Call Wideband, negotiation results in Narrowband .74
D.1.2.6 Outgoing Call Wideband, negotiation results in longslot .74
D.1.3 Incoming Call Wideband.75
D.1.3.1 Incoming Call Wideband, negotiation results in Wideband .75
D.1.3.2 Incoming Call Wideband, negotiation results in Narrowband.75
D.1.3.3 Incoming Call Wideband, No SDP Offer in Invite, negotiation results in Narrowband.76
D.1.4 Service Change.77
D.1.4.1 Service Change from Wideband to Narrowband; re-negotiation initiated from IP-Network .77
D.1.4.2 Service Change from Wideband to Narrowband; re-negotiation initiated from FP.78
D.1.4.3 Service Change from Wideband to Narrowband; PP initiated; IP Network accepts Narrowband
Codec.79
D.1.4.4 Service Change from Wideband ITU-T Recommendation G.722 to Narrowband; PP initiated; IP
Network does not accept Narrowband Codec.79
D.1.5 Internal Call.80
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6 ETSI TS 102 527-1 V1.2.1 (2008-06)
D.1.5.1 Intercom Call, PP2 confirms Wideband .80
D.1.5.2 Intercom Call, PP2 confirms narrowband.81
D.1.5.3 Intercom Call with Interworking: WB Handset -> NB Handset.81
D.1.5.4 Internal Call transfer, WB -> NB.82
D.1.5.5 Internal Call transfer, NB -> WB.83
D.1.5.6 Internal Call transfer, NB -> WB, IP negotiation results in NB .84
D.1.6 Special cases.84
D.1.6.1 Service Change from Wideband to Narrowband with Call Waiting.84
D.1.6.2 Service Change from Wideband to Narrowband with Call Hold.85
D.1.6.3 Service Change from Wideband to Narrowband; Network layer Acknowledgment .86
D.1.6.4 Service Change from Narrowband to Wideband fails; Network layer Acknowledgment .87
D.1.6.5 Outgoing Call, slot type modification fails.88
D.1.7 Slot type and/or connection type modification.88
D.1.7.1 General.88
D.1.7.2 FT initiated connection modification.
...