JEC IEC63455 Edition1.02025-05 INTERNATIONAL STANDARD NORME INTERNATIONALE Multimediasystemsand equipment-Multimediasignaltransmission- Dependablelinecodewitherrorcorrection Systemes et équipements multimedias - Transmission de signaux multimedias - Codeenlignefiableaveccapacitedecorrectiond'erreurs IEC 63455:2025-05(en-fr) ICS 33.160.60, 35.110 ISBN 978-2-8327-0384-7 THISPUBLICATIONIS COPYRIGHTPROTECTED Copyright2025IEC,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 IEC's member National Committee in the country of the requester.If you have anyquestions 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. Droits de reproduction reserves. Sauf indication contraire, aucune partie de cette publication ne peut etre reproduite ni utilisee sous quelque forme que ce soit et par aucun procede, electronique ou mecanique, y compris la photocopie et les microfilms, sans I'accord ecrit de I'lEC ou du Comite national de I'IEC du pays du demandeur. Si vous avez des questions sur le copyright de IlEC ou si vous desirez obtenir des droits supplementaires sur cette publication,utilisez les coordonnees ci-apres ou contactez le Comite national de I'iEC de votre pays de residence. IEC Secretariat Tel.:+41229190211 3, rue de Varembe [email protected] CH-1211Geneva 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. AboutIECpublications 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. IECpublicationssearch- IEC Products &Services Portal-products.iec.ch webstore.iec.ch/advsearchform Discover our powerful search engine and read freely allthe The advanced search enables to find IEC publications bya publications previews, graphical symbols and the glossary. varietyof criteria(reference number, text, technical With a subscription you will always haveaccess to upto date committee, ...).. It also gives information on projects, content tailored to your needs. replaced and withdrawn publications. Electropedia-www.electropedia.org IEc Just Published-webstore.iec.ch/justpublished The world's leading online dictionary on electrotechnology, Stayup to date on all newIEC publications.JustPublished containing more than 22 500 terminological entries in English details all new publications released. Available online and and French, with equivalent terms in 25 additional languages. once a month by email. Also known as the international Electrotechnical Vocabulary (IEV) online. IECCustomerServiceCentre-webstore.iec.ch/csc If you wish to give us your feedback on this publication or need further assistance, please contact the Customer ServiceCentre:[email protected] A propos de IIEC Normes internationales pourtout ce qui a trait a 'electricite, a i'electronique et aux technologies apparentees. A propos des publications IEC Le contenu technique des publications IEC est constamment revu. Veuillez vous assurer que vous possedez 'edition la plus recente, un corrigendum ou amendement peut avoir éte publie. Recherche de publications IEC - IEc Products &Services Portal-products.iec.ch webstore.iec.ch/advsearchform Decouvrez notre puissant moteur de recherche et consultez La recherche avancee permet de trouver des publications gratuitement tous les apercus des publications, symboles IEC en utilisant differents criteres (numero de reference, graphiques et le glossaire.Avec un abonnement, vous aurez texte,comite d