1、 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 C
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9、I/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 trad
10、emark 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 o
11、f 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 indicate
12、d 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 w
13、ill be reconfirmed,withdrawn,replaced by a revised edition,or amended.A bilingual version of this publication may be issued at a later date._ INTRODUCTION to Amendment 1 The revision of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 aud
14、io 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 i
15、nformation.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,Inform
16、ation 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
