IEC_62753-2015.pdf

IEC 62753 Edition 1.0 2015-06 INTER NA TIONA L STA NDA R D Digital terrestrial television receivers for the DTMB system IEC 62753:2015-06(en)Copyright International Electrotechnical Commission THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2015 IEC,Geneva,Switzerland All r ights r eserved.Unless otherwise specif ied,no par t of this publication may be reproduced or utilized in any f orm or by any means,electr onic or mechanical,including photocopying and microfilm,without permission in writing f rom 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 f or fur ther information.IEC Central Office Tel.:+41 22 919 02 11 3,r ue de Varemb Fax:+41 22 919 03 00 CH-1211 Geneva 20 infoiec.ch Switzer land www.iec.ch About the IEC The Inter national Electrotechnical Commission(IEC)is the leading global organization that prepares and publishes International Standar ds f or all electr ical,electronic and related technologies.About IEC publications The technical content of IEC publications is kept under constant review by the IEC.Please make sur e that you have the latest edition,a corrigenda or an amendment might have been published.IEC Catalogue-webstore.iec.ch/cat alogue The stand-alone application for consulting the entir e bibliographical information on IEC International Standards,Technical Specifications,Technical Reports and other documents.A vailable for PC,Mac OS,A ndroid Tablets and iPad.IEC publicat ions search-www.iec.ch/searchpub 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 withdraw n publications.IEC Just Published-webstore.iec.ch/just published Stay up to date on all new IEC publications.Just Published details all new publications released.A vailable online and also once a month by email.Electropedia-www.electropedia.org The worlds leading online dictionar y of electronic and electrical terms containing more than 30 000 terms and definitions in English and French,with equivalent terms in 15 additional languages.A lso k now n as the International Electrotechnical V ocabular y (IEV)online.IEC Glossar y -st d.iec.ch/glossary More than 60 000 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 Cust omer Service Centre-webst ore.iec.ch/csc If you wish to give us y our feedback on this publication or need fur ther assistance,please contact the Customer Service Centre:csciec.ch.Copyright International Electrotechnical Commission IEC 62753 Edition 1.0 2015-06 INTERNA TIONA L STA NDA R D Digital terrestrial television receivers for the DTMB system INTER NA TIONAL ELECTROTECHNICAL COMMISSION ICS 33.160;33.170 ISBN 978-2-8322-2696-4 Registered t rademark of t he Int ernational Electrot echnical Commission W arning!Make sure that you obtained this publication from an authorized distributor.Copyright International Electrotechnical Commission 2 IEC 62753:2015 IEC 2015 CONTENTS FOREWORD.7 INTRODUCTION.9 1 Scope.10 2 Normative ref erences.10 3 Abbreviations and symbols.10 4 Summary of DTMB transmission system.12 4.1 General.12 4.2 Processing of DTMB transmitter.12 4.3 Processing of DTMB receiver.13 5 Receiver capabilities.13 5.1 Frequency spectrum.13 5.1.1 Frequency range.13 5.1.2 Channel bandwidth.13 5.1.3 Frequency acquisition range.13 5.2 Power supply requirements.13 5.3 Interf ace requirements.13 5.4 Working modes.14 5.5 Program search and tuning.14 5.5.1 General.14 5.5.2 Receive quality display.14 5.5.3 Automatic search.15 5.5.4 Manual search.15 5.5.5 Modulation parameters change.15 5.6 Demultiplex characteristics.15 5.6.1 General.15 5.6.2 TS data rate.15 5.6.3 STC recovery.15 5.6.4 Error control.15 5.6.5 PID f ilters.15 5.6.6 Multi-component programs.15 5.7 Transport stream decoding characteristics.16 5.7.1 Service and program inf ormation.16 5.7.2 EPG.18 5.7.3 Presentation of subtitle.18 5.8 Function requirements.18 5.8.1 General.18 5.8.2 Sof tware version update.19 5.8.3 Chinese graphical operation interf ace.19 5.8.4 Service list.19 5.8.5 Status bar.20 5.8.6 User parameter settings and storage.20 5.8.7 Power f ailure memory.20 5.8.8 Restore f actory settings.21 5.8.9 Real time clock.21 6 Video and audio system characteristics.21 Copyright International Electrotechnical Commission IEC 62753:2015 IEC 2015 3 6.1 Video system characteristics.21 6.1.1 General.21 6.1.2 Fast acquisition.21 6.1.3 Still images.21 6.1.4 Baseband video input f ormat.21 6.2 Audio system characteristics.22 7 RF part and channel decoder.22 7.1 RF port.22 7.1.1 RF input port.22 7.1.2 RF loop output port.22 7.2 Perf or