IEC_62216-2009.pdf

IEC 62216Edition 1.0 2009-05INTERNATIONAL STANDARD Digital terrestrial television receivers for the DVB-T system IEC 62216:2009(E)LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR 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to search by a variety of criteria(reference number,text,technical committee,).It also gives information on projects,withdrawn and replaced publications.?IEC Just Published:www.iec.ch/online_news/justpub Stay up to date on all new IEC publications.Just Published details twice a month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/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.IEC 62216Edition 1.0 2009-05INTERNATIONAL STANDARD Digital terrestrial television receivers for the DVB-T system INTERNATIONAL ELECTROTECHNICAL COMMISSION XFICS 33.160.25 PRICE CODEISBN 2-8318-1044-1 Registered trademark of the International Electrotechnical Commission LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.2 62216 IEC:2009(E)CONTENTS FOREWORD.8 INTRODUCTION.10 1 Scope and object.11 2 Normative references.11 3 Abbreviations and symbols.13 4 Receiver capabilities.15 4.1 Frequency spectrum.15 4.2 Conditional access.15 4.3 Return path.15 4.4 EPG(SI).15 4.5 Auto installation.16 4.6 Teletext carried in digital streams.16 4.7 Content protection/copy management.16 4.8 Services.16 4.9 API.16 4.10 Over-air software update.16 4.11 Audio and video codecs.16 4.12 Future versions of this standard.17 5 Video system characteristics.17 5.1 General.17 5.2 Essential requirements.17 5.2.1 Standard services.17 5.2.2 Advanced services.17 5.3 Constraints and extensions.17 5.3.1 Support for rapid channel acquisition.17 5.3.2 Picture types.18 5.3.3 Compatibility.18 5.3.4 User data.19 5.3.5 Video alignment.19 5.3.6 Chroma sampling location.20 6 Video display formatting.21 6.1 General.21 6.2 Video format.21 6.2.1 General.21 6.2.2 Requirements for DVB compliance.21 6.3 Recommendations for signalling in the video stream.22 6.3.1 Sequence header.22 6.3.2 Sequence display extension.22 6.3.3 Constraints on the use of the picture display extension.23 6.3.4 Format switching.23 6.4 Video format signalling extensions.24 6.4.1 General.24 6.4.2 MPEG signalling.24 6.4.3 DVB signalling.24 6.4.4 Active format description.24 6.5 Recommendations for ISO/IEC 13818-1 signalling.32 LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.62216 IEC:2009(E)3 6.6 Alignment of SD video and graphics.32 6.6.1 Video with graphics.32 6.6.2 Uncertainty of position of graphics over video.32 6.7 Alignment of HD video and graphics.33 7 Audio system characteristics.33 7.1 General.33 7.2 Essential requirements.33 7.2.1 Requirements.34 7.2.2 Synchronisation.34 7.2.3 Audio metadata.34 7.2.4 Decoding requirements.34 7.3 Constraints and extensions.35 7.3.1 Digitally coded.35 7.3.2 Surround sound.35 7.3.3 AC-3 and Enhanced AC-3 audio.35 7.3.4 ISO/IEC 14496-3 audio.36 7.3.5 Receiver downmix.36 7.3.6 Digital audio output.36 7.4 Audio description.36 7.4.1 Background.36 7.4.2 Receiver implementation minima.37 7.4.3 Receiver mix