IEC_61937-5-2019.pdf

IEC 61937-5 Edition 2.1 2019-01 CONSOLIDATED VERSION Digital audio Interface for non-linear PCM encoded audio bitstreams applying IEC 60958 Part 5:Non-linear PCM bitstreams according to the DTS(Digital Theater Systems)format(s)IEC 61937-5:2006-01+AMD1:2019-01 CSV(en)colourinside THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2019 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 Tel.:+41 22 919 02 11 3,rue de Varemb infoiec.ch CH-1211 Geneva 20 www.iec.ch Switzerland 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 corrigendum or an amendment might have been published.IEC publications search-webstore.iec.ch/advsearchform The advanced search enables to find IEC publications by a variety of criteria(reference number,text,technical committee,).It also gives information on projects,replaced and withdrawn publications.IEC Just Published-webstore.iec.ch/justpublished Stay up to date on all new IEC publications.Just Published details all new publications released.Available online and once a month by email.IEC Customer Service Centre-webstore.iec.ch/csc If you wish to give us your feedback on this publication or need further assistance,please contact the Customer Service Centre:salesiec.ch.Electropedia-www.electropedia.org The worlds leading online dictionary on electrotechnology,containing more than 22 000 terminological entries in English and French,with equivalent terms in 16 additional languages.Also known as the International Electrotechnical Vocabulary(IEV)online.IEC Glossary-std.iec.ch/glossary 67 000 electrotechnical terminology entries in English and French extracted from the Terms and Definitions clause of IEC publications issued since 2002.Some entries have been collected from earlier publications of IEC TC 37,77,86 and CISPR.IEC 61937-5 Edition 2.1 2019-01 CONSOLIDATED VERSION Digital audio Interface for non-linear PCM encoded audio bitstreams applying IEC 60958 Part 5:Non-linear PCM bitstreams according to the DTS(Digital Theater Systems)format(s)INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 33.160.60 ISBN 978-2-8322-6483-6 Registered trademark of the International Electrotechnical Commission Warning!Make sure that you obtained this publication from an authorized distributor.colourinside IEC 61937-5 Edition 2.1 2019-01 REDLINE VERSION Digital audio Interface for non-linear PCM encoded audio bitstreams applying IEC 60958 Part 5:Non-linear PCM bitstreams according to the DTS(Digital Theater Systems)format(s)IEC 61937-5:2006-01+AMD1:2019-01 CSV(en)colourinside 2 IEC 61937-5:2006+AMD1:2019 CSV IEC 2019 CONTENTS 1 Scope.5 2 Normative references.5 3 Terms,definitions,abbreviations and presentation convention.5 3.1 Definitions.5 3.2 Abbreviations.5 3.3 Presentation convention.6 4 Mapping of the audio bitstream on to IEC 61937-1.6 4.1 DTS burst-info.6 5 Format of DTS data-bursts.6 5.1 General.6 5.2 Pause data-burst.6 5.3 Audio data-bursts.7 5.3.1 DTS type I.7 5.3.2 DTS type II.8 5.3.3 DTS type III.9 5.3.4 DTS type IV.11 5.3.5 DTS type IV profile definitions.13 Annex A(informative)Effect of repetition period of data burst and Fs on frame period and maximum data rate in DTS type IV.17 Figure 1 DTS type I data-burst.7 Figure 2 Latency of DTS type II decoding.8 Figure 3 DTS type II data-burst.8 Figure 4 Latency of DTS type II decoding.9 Figure 5 DTS type III data-burst.10 Figure 6 Latency of DTS type III decoding.11 Figure 7 DTS type IV single data-burst mode.13 Figure 8 Decoder latency of DTS type IV decoding single burst mode.14 Figure 9 DTS type IV multi-burst mode.15 Figure 10 Decoder latency for DTS type IV multi-burst mode.16 Table 1 Fields of burst-info.6 Table 2 Repetition period of the pause data-bursts.7 Table 3 Data-type-dependent when DTS type I.7 Table 4 Data-type-dependent when DTS type II.9 Table 5 Data-type-dependent when DTS type III.10 Table 6 Data-type-dependent when information for DTS type IV.12 Table 7 Bits of multi-burst control byte.15 Table A.1 DTS type IV payload and frame repetition:some examples.17 IEC 61937-5:2006+AMD1:2019 CSV 3 IEC 2019 INTERNATIONAL ELECTROTECHNICAL COMMISSION _ DIGITAL AUDIO INTERFACE FOR NON-LINEAR PCM ENCODED AUDIO BITSTREAMS APPLYING IEC 60