EN 61834-6-2000 en Recording - Helical-Scan Digital Video Cassette Recording System Using 6 35 mm Magnetic Tape for Consumer Use (525-60 625-50 1125-60 and 1250-50 Systems) Part 6 .pdf
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1、 STD-BSI BS EN bL834-b-ENGL 2003 B Lb2LIbb9 0933475 5T BRITISH STANDARD Recording - Helical- scan digital video cassette recording system using 6,35 mm magnetic tape for consumer use (525-60, 625-50,1125-60 and 1250-50 systems) - Part 6: SDL format The European Standard EN 61834-6:2000 has the statu
2、s of a British Standard ICs 33.160.40 rn BS EN IEC 61 834-6:2001 61834-6:2000 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW STD-BSI BS EN bL3q-b-ENGL 2OOL = Lb2qbbS 07LLLi7b Li33 BS EN 61834-6:2001 This British Standard, having been prepared under the direction of the Electr
3、otechnical Sector Committee, was published under the authority of the Standards Committee and comes into effect on 15 June 2001 O BSI 06-2001 National foreword This British Standard is the official English language version of EN 61834- 6:2000. It is identical with IEC 61834-6:2000. The UK participat
4、ion in its preparation was entrusted by Technical Committee EPL1100, Audio, video and multimedia systems and equipment, to Subcommittee EPL11002, Recording, which has the responsibility to: - - aid enquirers to understand the text; present to the responsible internationalEuropean committee any enqui
5、ries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. - A list of organizations represented on this subcommittee can be obtained on request to its secretary. From 1 January 1997,
6、 all IEC publications have the number 60000 added to the old number. For instance, IEC 27-1 has been renumbered as IEC 60027-1. For a period of time during the change over from one numbering system to the other, publications may contain identifiers from both systems. Cross-references Attention is dr
7、awn to the fact that CEN and CENELEC Standards normally include an annex which lists normative references to international publications with their corresponding European publications. The British Standards which implement these international or European publications may be found in the BSI Standards
8、 Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find facility of the BSI Standards Electronic Catalogue. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for th
9、eir correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 45, and a back cover. The BSI copyright date displayed in this document
10、indicates when the document was last issued. Amendments issued since publication Amd. No. IDate I Comments ISBN O 580 37265 O STD-BSI BS EN bL834-b-ENGL 2001 II Lb2qbb7 07LL477 37T EUROPEAN STANDARD EN 61834-6 NORME EUROPENNE EUROPISCHE NORM November 2000 ICs 33.160.40 English version Recording - He
11、lical-scan digital video cassette recording system using 6,35 mm magnetic tape for consumer use (525-60,625-50, I 125-60 and 1250-50 systems) Part 6: SDL format (IEC 61 834-612000) Enregistrement - Systmes de magntoscopes numriques cassette balayage hlicodal sur bande magntique de 6,35 mm, pour usag
12、e grand public (systmes 525-60, 625-50, 1 125-60 et 1250-50) Partie 6: Format SDL (CE1 61 834-612000) Aufzeichnung - Videokassettensystem mit digitaler Schrgspuraufzeichnung auf Magnetband 6,35 mm fr den Heimgebrauch (Systeme 525-60, 625-50, 1 125-60 und 1250-50) Teil 6: SDL-Format (IEC 61 834-61200
13、0) This European Standard was approved by CENELEC on 2000-09-01. CENELEC members are bound to comply with the CENKENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographica
14、l references concerning such national standards may be obtained on application to the Central Secretariat or to any CENELEC member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CE
15、NELEC member into its own language and notified to the Central Secretariat has the same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, N
16、etherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B - 1050 Brussels Q 2
17、000 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 61834-6:2000 E STD-BSI BS EN bL834-b-ENGL 2OOL Lb24bb7 07LL478 20b W Page 2 EN 61834-6:2000 Foreword The text of document 100B/263/FDIS, future edition I of IEC 61834-6, prepared
18、 by SC 1008, Audio, video and multimedia information storage systems, of IEC TC 100, Audio, video and multimedia systems and equipment, was submitted to the IEC-CENELEC parallel vote and was approved by CENELEC as EN 61834-6 on 2000-09-01. The following dates were fixed: - latest date by which the E
19、N has to be implemented at national level by publication of an identical national standard or by endorsement - latest date by which the national standards conflicting with the EN have to be withdrawn Annexes designated “normative“ are part of the body of the standard. In this standard, annexes A, B
20、and ZA are normative. Annex ZA has been added by CENELEC. Endorsement notice (dop) 2001-06-01 (dow) 2003-09-01 The text of the International Standard IEC 61834-6:2000 was approved by CENELEC as a European Standard without any modification. STD-BSI BS EN bLA34-b-ENGL ZOOL D Lb24bbS 07LL479 142 D Page
21、 3 EN 61834-6:2000 CONTENTS Page Clause 1 2 3 4 5 6 7 General 6 1 . 1 1.2 Normative references 6 1.3 1.4 Environment and test conditions 7 2.1 Tape speed . 7 2.2 Record location and dimensions 7 3.1 Introduction . 8 3.2 Labelling convention . 8 3.3 Audio sector 8 3.4 Video sector 8 Audio interface .
22、 8 Scope . 6 Definitions, symbols and abbreviations 7 Helical recordings 7 Programme track data arrangement . 8 3.5 Subcode sector . 8 Video interface . 8 Audio signal processing . 8 Error correction code 9 6.1 Introduction . 8 6.2 6.3 Randomization pattern 9 6.4 Audio encoding . 9 6.5 Audio channel
23、 allocation . 9 6.6 Frame structure 9 6.7 Shuffling method 10 6.8 Audio auxiliary data (AAUX) . 11 6.9 Invalid recording 11 Video signal processing 11 7.1 Introduction 11 7.2 Error correction code . 11 7.3 Randomization pattern . 11 7.4 Video structure 11 7.5 DCT processing . 15 7.6 Quantization 15
24、7.7 7.8 7.9 7.1 O 7.1 I 7.1 2 Variable length coding (VLC) 15 Arrangement of a compressed macro block 15 Arrangement of a video segment 16 Data-sync block and compressed macro block . 17 Video auxiliary data (VAUX) . 17 Invalid recording 17 Q BSI 06-2001 Page 4 EN 61834-6:2000 Clause Page 8 Subcode
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