ETSI TR 126 923-2016 Digital cellular telecommunications system (Phase 2+) Universal Mobile Telecommunications System (UMTS) LTE Study on media handling aspects of IP Multimedia Su.pdf
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1、 ETSI TR 1Digital cellular telecoUniversal Mobile TelStudy on mIP Multimedia Sub(3GPP TR 26.9TECHNICAL REPORT 126 923 V13.1.0 (2016communications system (Phaelecommunications System (LTE; media handling aspects of system (IMS) based telepres.923 version 13.1.0 Release 1316-01) hase 2+); (UMTS); rese
2、nce 13) ETSI ETSI TR 126 923 V13.1.0 (2016-01)13GPP TR 26.923 version 13.1.0 Release 13Reference DTR/TSGS-0426923vd10 Keywords GSM,LTE,UMTS 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 Associa
3、tion but non lucratif enregistre la Sous-Prfecture de Grasse (06) N 7803/88 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
4、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 only prevailing document is the print of the Portable Document Format (PDF) version kept on a
5、 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 e
6、rrors in the present document, please send your comment to one of the following services: https:/portal.etsi.org/People/CommiteeSupportStaff.aspx Copyright Notification No part may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm e
7、xcept 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. European Telecommunications Standards Institute 2016. All rights reserve
8、d. DECTTM, PLUGTESTSTM, UMTSTMand the ETSI logo are Trade Marks of ETSI registered for the benefit of its Members. 3GPPTM and LTE are Trade Marks of ETSI registered for the benefit of its Members and of the 3GPP Organizational Partners. GSM and the GSM logo are Trade Marks registered and owned by th
9、e GSM Association. ETSI ETSI TR 126 923 V13.1.0 (2016-01)23GPP TR 26.923 version 13.1.0 Release 13Intellectual 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 avail
10、able 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 serve
11、r (https:/ipr.etsi.org/). 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
12、, essential to the present document. Foreword This Technical Report (TR) has been produced by ETSI 3rd Generation Partnership Project (3GPP). The present document may refer to technical specifications or reports using their 3GPP identities, UMTS identities or GSM identities. These should be interpre
13、ted as being references to the corresponding ETSI deliverables. The cross reference between GSM, UMTS, 3GPP and ETSI identities can be found under http:/webapp.etsi.org/key/queryform.asp. Modal verbs terminology In the present document “shall“, “shall not“, “should“, “should not“, “may“, “need not“,
14、 “will“, “will not“, “can“ and “cannot“ are to be interpreted as described in clause 3.2 of the ETSI Drafting Rules (Verbal forms for the expression of provisions). “must“ and “must not“ are NOT allowed in ETSI deliverables except when used in direct citation. ETSI ETSI TR 126 923 V13.1.0 (2016-01)3
15、3GPP TR 26.923 version 13.1.0 Release 13Contents Intellectual Property Rights 2g3Foreword . 2g3Modal verbs terminology 2g3Foreword . 5g3Introduction 5g31 Scope 6g32 References 6g33 Definitions and abbreviations . 8g33.1 Definitions 8g33.2 Abbreviations . 9g34 Overview of IMS-based Telepresence in 3G
16、PP . 9g34.1 Introduction 9g34.2 Service Aspects 9g34.2.1 Overview 9g34.2.2 Use Case . 10g34.2.3 Requirements from TS 22.228 11g34.3 Core Network Aspects 11g34.4 Protocols and Architecture for IMS-based Telepresence . 12g34.4.1 Introduction. 12g34.4.2 Functional Entities 12g34.4.2.1 General 12g34.4.2
17、.2 User Equipment (UE) 13g34.4.2.3 Media Resource Function Controller (MRFC) and Media Resource Function Processor (MFRP) 15g34.4.2.4 Conferencing Application Server (Conferencing AS) 15g35 Gap Analysis on Media Handling Aspects of IMS-based Telepresence 16g35.1 Media Handling Aspects of CLUE . 16g3
18、5.1.1 Introduction on CLUE 16g35.1.2 Media Handling Requirements for TP UE 17g35.1.2.1 Data Channel for CLUE Messages . 17g35.1.2.2 RTP / RTCP Level Requirements . 17g35.1.3 Guidelines and Examples of SDP and CLUE for Telepresence . 18g35.1.4 Session Setup and Control Procedures for TP UE 19g35.1.5
19、Gap Analysis . 19g35.2 GSMA IR.39 IMS Profile for High Definition Video Conference . 19g35.2.1 Introduction. 19g35.2.2 Screen Sharing 20g35.2.3 Voice Codecs 20g35.2.4 Video Codecs 21g35.2.5 Gap Analysis . 21g35.3 Media Handling Aspects of Telepresence from ITU-T SG16 21g35.3.1 Functional Requirement
20、s 21g35.3.1.1 User Experience 21g35.3.1.2 Statistical Information Reporting 22g35.3.1.3 Network-Level Aspects . 22g35.3.2 Audio/Video Parameters. 22g35.3.2.0 General 22g35.3.2.1 Capture-Related Parameters 23g35.3.2.1.1 General parameters 23g35.3.2.1.2 Visual parameters 24g35.3.2.1.3 Audio parameters
21、. 25g35.3.2.1.4 Delay parameters . 26g3ETSI ETSI TR 126 923 V13.1.0 (2016-01)43GPP TR 26.923 version 13.1.0 Release 135.3.2.1.5 Multiple Source Capture parameters . 26g35.3.2.2 Telepresence System Environment parameters . 27g35.3.3 Gap Analysis . 27g35.4 MPEG Codecs Relevant for Telepresence . 27g35
22、.4.1 MPEG-4 AAC-ELD . 27g35.4.1.1 Introduction . 27g35.4.1.2 Gap Analysis 27g35.4.2 MPEG Video Codecs 28g35.4.2.1 Introduction . 28g35.4.2.2 Gap Analysis . 28g36 Conclusion 28g36.1 Codecs 28g36.2 Media Handling Aspects 28g3Annex A: Change history 30g3History 31g3ETSI ETSI TR 126 923 V13.1.0 (2016-01
23、)53GPP TR 26.923 version 13.1.0 Release 13Foreword The present document has been produced by the 3rdGeneration Partnership Project (3GPP). The contents of the present document are subject to continuing work within the TSG and may change following formal TSG approval. Should the TSG modify the conten
24、ts of the present document, it will be re-released by the TSG with an identifying change of release date and an increase in version number as follows: Version x.y.z where: x the first digit: 1 presented to TSG for information; 2 presented to TSG for approval; 3 or greater indicates TSG approved docu
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