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ETSI TR 102 570 V1.1.1 (2007-03) Technical Report Digital Enhanced Cordless Telecommunications (DECT); New Generation DECT; Overview and Requirements 2 ETSI TR 102 570 V1.1.1 (2007-03) Reference DTR/DECT-000238 Keywords DECT, radio 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 à but non lucratif enregistrée à la Sous-Préfecture de Grasse (06) N° 7803/88 Important notice Individual copies of the present document can be downloaded from: http://www.etsi.org The present document may be made available in more than one electronic version or in print. In any case of existing or perceived difference in contents between such versions, the reference version is the Portable Document Format (PDF). In case of dispute, the reference shall be the printing on ETSI printers of the PDF version kept on a specific network drive within ETSI Secretariat. 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 http://portal.etsi.org/tb/status/status.asp If you find errors in the present document, please send your comment to one of the following services: http://portal.etsi.org/chaircor/ETSI_support.asp Copyright Notification No part may be reproduced except as authorized by written permission. The copyright and the foregoing restriction extend to reproduction in all media. © European Telecommunications Standards Institute 2007. All rights reserved. DECTTM, PLUGTESTSTM and UMTSTM are Trade Marks of ETSI registered for the benefit of its Members. TIPHONTM and the TIPHON logo are Trade Marks currently being registered by ETSI for the benefit of its Members. 3GPPTM is a Trade Mark of ETSI registered for the benefit of its Members and of the 3GPP Organizational Partners. ETSI 3 ETSI TR 102 570 V1.1.1 (2007-03) Contents Intellectual Property Rights................................................................................................................................4 Foreword.............................................................................................................................................................4 Introduction ........................................................................................................................................................4 1 Scope ........................................................................................................................................................5 2 References ................................................................................................................................................5 3 Abbreviations ...........................................................................................................................................6 4 Overview ..................................................................................................................................................6 5 Applications and features .........................................................................................................................6 6 Voice and audio........................................................................................................................................7 6.1 Speech and audio coding....................................................................................................................................8 6.1.1 Narrow band speech coding..........................................................................................................................9 6.1.2 Wideband speech coding ..............................................................................................................................9 6.1.3 Super-wideband speech and audio coding..................................................................................................10 6.2 Message flow examples....................................................................................................................................11 6.2.1 Outgoing wideband call, default wideband speech setup parameters, ITU-T Recommendation G.722 chosen .........................................................................................................................................................11 6.2.2 Incoming call wideband, negotiation results in wideband ..........................................................................12 6.2.3 Incoming Call Wideband, negotiation results in Narrowband....................................................................12 6.2.4 Incoming call wideband, negotiation results in narrowband, No SDP offer in invite.................................13 7 IP-access.................................................................................................................................................13 7.1 Architecture......................................................................................................................................................14 7.2 Transport of IP-packets in DECT.....................................................................................................................14 Annex A: List of use cases / features ....................................................................................................16 History ..............................................................................................................................................................17 ETSI 4 ETSI TR 102 570 V1.1.1 (2007-03) Intellectual Property Rights IPRs essential or potentially essential to the present document may have been declared to ETSI. The information pertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be found in ETSI SR 000 314: "Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in respect of ETSI standards", which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web server (http://webapp.etsi.org/IPR/home.asp). Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guarantee can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web server) which are, or may be, or may become, essential to the present document. Foreword This Technical Report (TR) has been produced by ETSI Project Digital Enhanced Cordless Telecommunications (DECT). The information in the present document is believed to be correct at the time of publication. However, DECT standardization is a rapidly changing area, and it is possible that some of the information contained in the present document may become outdated or incomplete within relatively short time-scales. Introduction The aim of the present document is to collect the requirements for "New Generation DECT" and to define the contents of the phase 1. Clause 4 contains an overview and some background information about the "New Generation DECT" activities. Clause 5 outlines the intended services and applications. Clause 6 provides information about the support of voice and audio services. Clause 7 deals with IP access. Annex A provides information on use-cases and features as received from the DECT Forum. ETSI 5 ETSI TR 102 570 V1.1.1 (2007-03) 1 Scope The present document gives an overview of the "New Generation DECT" standardization activities and describes the architecture and the capabilities. 2 References For the purposes of this Technical Report (TR) the following references apply: NOTE: While any hyperlinks included in this clause were valid at the time of publication ETSI cannot guarantee their long term validity. [1] ETSI EN 300 175-1: "Digital Enhanced Cordless Telecommunications (DECT); Common Interface (CI); Part 1: Overview". [2] ETSI EN 300 175-2: "Digital Enhanced Cordless Telecommunications (DECT); Common Interface (CI); Part 2: Physical Layer (PHL)". [3] ETSI EN 300 175-3: "Digital Enhanced Cordless Telecommunications (DECT); Common Interface (CI); Part 3: Medium Access Control (MAC) layer". [4] ETSI EN 300 175-4: "Digital Enhanced Cordless Telecommunications (DECT); Common Interface (CI); Part 4: Data Link Control (DLC) layer". [5] ETSI EN 300 175-5: "Digital Enhanced Cordless Telecommunications (DECT); Common Interface (CI); Part 5: Network (NWK) layer". [6] ETSI EN 300 175-6: "Digital Enhanced Cordless Telecommunications (DECT); Common Interface (CI); Part 6: Identities and addressing". [7] ETSI EN 300 175-7: "Digital Enhanced Cordless Telecommunications (DECT); Common Interface (CI); Part 7: Security features". [8] ETSI EN 300 175-8: "Digital Enhanced Cordless Telecommunications (DECT); Common Interface (CI); Part 8: Speech coding and transmission". [9] ETSI EN 300 444: "Digital Enhanced Cordless Telecommunications (DECT); Generic Access Profile (GAP)". [10] ETSI EN 301 649: "Digital Enhanced Cordless Telecommunications (DECT); DECT Packet Radio Service (DPRS)". [11] ITU-T Recommendation G.726 (12/1990): "40, 32, 24, 16 kbit/s Adaptive Differential Pulse Code Modulation (ADPCM)". [12] ITU-T Recommendation G.711 (11/1988): "Pulse code modulation (PCM) of voice frequencies". [13] ITU-T Recommendation G.722 (11/1988): "7 kHz audio-coding within 64 kbit/s". [14] ITU-T Recommendation G.729.1 (05/2006): "G.729 based Embedded Variable bit-rate coder: An 8-32 kbit/s scalable wideband
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