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本文(ITU-T P 505 AMD 2-2013 One-view visualization of speech quality measurement results Amendment 2 New Appendix III C ITU-T P 505 online application (Study Group 12)《语音质量测量结果修改件2个视图的可.pdf)为本站会员(李朗)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

ITU-T P 505 AMD 2-2013 One-view visualization of speech quality measurement results Amendment 2 New Appendix III C ITU-T P 505 online application (Study Group 12)《语音质量测量结果修改件2个视图的可.pdf

1、 International Telecommunication Union ITU-T P.505TELECOMMUNICATION STANDARDIZATION SECTOR OF ITU Amendment 2(12/2013) SERIES P: TERMINALS AND SUBJECTIVE AND OBJECTIVE ASSESSMENT METHODS Objective measuring apparatus One-view visualization of speech quality measurement results Amendment 2: New Appen

2、dix III ITU-T P.505 online application Recommendation ITU-T P.505 (2005) Amendment 2 ITU-T P-SERIES RECOMMENDATIONS TERMINALS AND SUBJECTIVE AND OBJECTIVE ASSESSMENT METHODS Vocabulary and effects of transmission parameters on customer opinion of transmission quality Series P.10 Voice terminal chara

3、cteristics Series P.30 P.300 Reference systems Series P.40 Objective measuring apparatus Series P.50P.500Objective electro-acoustical measurements Series P.60 Measurements related to speech loudness Series P.70 Methods for objective and subjective assessment of speech quality Series P.80 P.800 Audio

4、visual quality in multimedia services Series P.900 Transmission performance and QoS aspects of IP end-points Series P.1000 Communications involving vehicles Series P.1100 Models and tools for quality assessment of streamed media Series P.1200 Telemeeting assessment Series P.1300 Statistical analysis

5、, evaluation and reporting guidelines of quality measurements Series P.1400 Methods for objective and subjective assessment of quality of services other than voice services Series P.1500 For further details, please refer to the list of ITU-T Recommendations. Rec. ITU-T P.505 (2005)/Amd.2 (12/2013) i

6、 Recommendation ITU-T P.505 One-view visualization of speech quality measurement results Amendment 2 New Appendix III ITU-T P.505 online application Summary Amendment 2 to Recommendation ITU-T P.505 (2005) introduces Appendix III. History Edition Recommendation Approval Study Group Unique ID*1.0 ITU

7、-T P.505 2005-11-29 12 11.1002/1000/8669-en 1.1 ITU-T P.505 (2005) Amd. 1 2012-06-07 12 11.1002/1000/11691-en1.2 ITU-T P.505 (2005) Amd. 2 2013-12-12 12 11.1002/1000/12113-en_ *To access the Recommendation, type the URL http:/handle.itu.int/ in the address field of your web browser, followed by the

8、Recommendations unique ID. For example, http:/handle.itu.int/11.1002/1000/11830-en. ii Rec. ITU-T P.505 (2005)/Amd.2 (12/2013) FOREWORD The International Telecommunication Union (ITU) is the United Nations specialized agency in the field of telecommunications, information and communication technolog

9、ies (ICTs). The ITU Telecommunication Standardization Sector (ITU-T) is a permanent organ of ITU. ITU-T is responsible for studying technical, operating and tariff questions and issuing Recommendations on them with a view to standardizing telecommunications on a worldwide basis. The World Telecommun

10、ication Standardization Assembly (WTSA), which meets every four years, establishes the topics for study by the ITU-T study groups which, in turn, produce Recommendations on these topics. The approval of ITU-T Recommendations is covered by the procedure laid down in WTSA Resolution 1. In some areas o

11、f information technology which fall within ITU-Ts purview, the necessary standards are prepared on a collaborative basis with ISO and IEC. NOTE In this Recommendation, the expression “Administration“ is used for conciseness to indicate both a telecommunication administration and a recognized operati

12、ng agency. Compliance with this Recommendation is voluntary. However, the Recommendation may contain certain mandatory provisions (to ensure, e.g., interoperability or applicability) and compliance with the Recommendation is achieved when all of these mandatory provisions are met. The words “shall“

13、or some other obligatory language such as “must“ and the negative equivalents are used to express requirements. The use of such words does not suggest that compliance with the Recommendation is required of any party. INTELLECTUAL PROPERTY RIGHTS ITU draws attention to the possibility that the practi

14、ce or implementation of this Recommendation may involve the use of a claimed Intellectual Property Right. ITU takes no position concerning the evidence, validity or applicability of claimed Intellectual Property Rights, whether asserted by ITU members or others outside of the Recommendation developm

15、ent process. As of the date of approval of this Recommendation, ITU had not received notice of intellectual property, protected by patents, which may be required to implement this Recommendation. However, implementers are cautioned that this may not represent the latest information and are therefore

16、 strongly urged to consult the TSB patent database at http:/www.itu.int/ITU-T/ipr/. ITU 2014 All rights reserved. No part of this publication may be reproduced, by any means whatsoever, without the prior written permission of ITU. Rec. ITU-T P.505 (2005)/Amd.2 (12/2013) 1 Recommendation ITU-T P.505

17、One-view visualization of speech quality measurement results Amendment 2 New Appendix III ITU-T P.505 online application 1) Appendix III Introduce Appendix III as shown below after Appendix II. Appendix III ITU-T P.505 online application (This appendix does not form an integral part of this Recommen

18、dation.) The free-of-charge ITU-T P.505 application is to be found on the ITU-T Study Group 12 website special topics quality pie. The URL is as follows: http:/www.itu.int/net/itu-t/qualitypie/workplace/index.php In case this URL changes in the future, please contact TSB at tsbmailitu.int.Printed in

19、 Switzerland Geneva, 2014 SERIES OF ITU-T RECOMMENDATIONS Series A Organization of the work of ITU-T Series D General tariff principles Series E Overall network operation, telephone service, service operation and human factors Series F Non-telephone telecommunication services Series G Transmission s

20、ystems and media, digital systems and networks Series H Audiovisual and multimedia systems Series I Integrated services digital network Series J Cable networks and transmission of television, sound programme and other multimedia signals Series K Protection against interference Series L Construction,

21、 installation and protection of cables and other elements of outside plant Series M Telecommunication management, including TMN and network maintenance Series N Maintenance: international sound programme and television transmission circuits Series O Specifications of measuring equipment Series P Ter

22、minals and subjective and objective assessment methods Series Q Switching and signalling Series R Telegraph transmission Series S Telegraph services terminal equipment Series T Terminals for telematic services Series U Telegraph switching Series V Data communication over the telephone network Series X Data networks, open system communications and security Series Y Global information infrastructure, Internet protocol aspects and next-generation networks Series Z Languages and general software aspects for telecommunication systems

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