IEC_60958-3-2006_amd1-2009.pdf

IEC 60958-3Edition 3.0 2009-10INTERNATIONAL STANDARD Digital audio interface Part 3:Consumer applications IEC 60958-3:2006/A1:2009(E)AMENDMENT 1 LICENSED TO MECON LIMITED-RANCHI/BANGALORE,FOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2009 IEC,Geneva,Switzerland All rights reserved.Unless otherwise specified,no part of this publication may be reproduced or utilized in any form or by any means,electronic or mechanical,including photocopying and microfilm,without permission in writing from either IEC or IECs member National Committee in the country of the requester.If you have any questions about IEC copyright or have an enquiry about obtaining additional rights to this publication,please contact the address below or your local IEC member National Committee for further information.IEC Central Office 3,rue de Varemb CH-1211 Geneva 20 Switzerland Email:inmailiec.ch Web:www.iec.ch About the IEC The International Electrotechnical Commission(IEC)is the leading global organization that prepares and publishes International Standards for all electrical,electronic and related technologies.About IEC publications The technical content of IEC publications is kept under constant review by the IEC.Please make sure that you have the latest edition,a corrigenda or an amendment might have been published.?Catalogue of IEC publications:www.iec.ch/searchpub The IEC on-line Catalogue enables you to search by a variety of criteria(reference number,text,technical committee,).It also gives information on projects,withdrawn and replaced publications.?IEC Just Published:www.iec.ch/online_news/justpub Stay up to date on all new IEC publications.Just Published details twice a month all new publications released.Available on-line and also by email.?Electropedia:www.electropedia.org The worlds leading online dictionary of electronic and electrical terms containing more than 20 000 terms and definitions in English and French,with equivalent terms in additional languages.Also known as the International Electrotechnical Vocabulary online.?Customer Service Centre:www.iec.ch/webstore/custserv If you wish to give us your feedback on this publication or need further assistance,please visit the Customer Service Centre FAQ or contact us:Email:csciec.ch Tel.:+41 22 919 02 11 Fax:+41 22 919 03 00 LICENSED TO MECON LIMITED-RANCHI/BANGALORE,FOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.IEC 60958-3Edition 3.0 2009-10INTERNATIONAL STANDARD Digital audio interface Part 3:Consumer applications INTERNATIONAL ELECTROTECHNICAL COMMISSION JICS 33.160.01 PRICE CODEISBN 2-8318-1064-7AMENDMENT 1 Registered trademark of the International Electrotechnical Commission LICENSED TO MECON LIMITED-RANCHI/BANGALORE,FOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.2 60958-3 Amend.1 IEC:2009(E)FOREWORD This amendment has been prepared by technical area 4:Digital system interfaces and protocols of IEC technical committee 100:Audio,video and multimedia systems and equipment.The text of this amendment is based on the following documents:CDV Report on voting 100/1513/CDV 100/1592/RVC Full information on the voting for the approval of this amendment can be found in the report on voting indicated in the above table.The committee has decided that the contents of this amendment and the base publication will remain unchanged until the maintenance result date indicated on the IEC web site under http:/webstore.iec.ch in the data related to the specific publication.At this date,the publication will be reconfirmed,withdrawn,replaced by a revised edition,or amended.A bilingual version of this publication may be issued at a later date._ INTRODUCTION to Amendment 1 The revision of IEC 60958-3(2006)has become necessary to transmit the audio signal and its information of the current improved audio formats and systems.The revised items apply to the small parts of IEC 60958-3.Additional sampling frequencies have been defined for the use of audio transmission of IEC 60958 conformant data format for the new formats of the IEC 61937 series.CGMS-A validity is added to clarify the use of CGMS-A information.The identification of the embedded MPEG Surround information to LPCM and its normative Annex U are added.Table 2 includes the new additions and Table 3 has been clarified.2 Normative references Insert,in the list of normative references,the following new publication:ISO/IEC 23003-1,Information technology MPEG audio technologies Part 1:MPEG Surround LICENSED TO MECON LIMITED-RANCHI/BANGALORE,FOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.60958-3 Amend.1 IEC:2009(E)3 5.2.2 Mode 0 channel status format for digital audio equipment for consumer use Table 2 Mode 0 channel status format for consumer use Replace the entire existing Table 2 by the following new Table 2:Byte 0 a=“0”b=“0”c d Mode=“0 0”bit 0 1 2 3 4 5 6 7 1 Category code bit 8 9 10 11 12 13 14 15 2 So