【英文标准名称】:Helical-scancompresseddigitalvideocassettesystemusing6,35mmmagnetictape-FormatD-12-Part1:VTRspecifications
【原文标准名称】:用6.35mm磁带的螺旋扫描压缩数字视频盒式录象带系统.格式D-12.第1部分:磁带录像机(VTR)规范
【标准号】:IEC62447-1-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-06
【实施或试行日期】:
【发布单位】:国际电工委员会(IEC)
【起草单位】:IEC/TC100
【标准类型】:()
【标准水平】:()
【中文主题词】:盒式磁带;控制;数据块;数据压缩;数据格式;数据布置;数字录制技术;编码;娱乐电子学;(数据)格式;螺旋扫描记录(法);纵向轨迹;磁带记录;MPEG;参数;记录系统;规范(验收);试验条件;盒式录象带;视频记录;视频信号
【英文主题词】:
【摘要】:ThispartofIEC62447specifiesthecontent,format,andrecordingmethodofthedatablockscontainingvideo,audio,andassociateddatawhichformthehelicalrecordson6,35-mmtapeincassettesasspecifiedinSMPTE307M.Inaddition,thisstandardspecifiesthecontent,format,andrecordingmethodforlongitudinalcueandcontroltracks.Onecompressedvideochannel,eightindependentaudiochannelsandsubcodedataarerecordedontapeinthedigitalform.Eachofthesechannelsiscapableofindependentediting.Onthefollowingdigitalvideoformats,thehelicalrecordingsaresynchronizedto:–1080line/59,94Hzfieldfrequency;–1080line/50Hzfieldfrequency;–720line/59,94Hzframefrequency.Thesearehereafterreferredtoasthe1080/60i,1080/50i,and720/60psystems,respectively.Similarly,inthisstandard,the60Hzsystemnomenclaturereferstoboth1080/60iand720/60psystems,whereas,the50Hzsystemrefersonlytothe1080/50isystem.Nomenclature1080linesystemreferstoboth1080/60iand1080/50isystems,whilethe720linesystemrefersonlytothe720/60psystem.TherecordeddigitalvideosignalshallbecompressedaccordingtotheDV-based100Mb/sspecification.Therecordeddigitalvideosignal,eightaudiochannelsandsubcodedatashallbedefinedbythedatastructureaccordingtotheDV-based100Mb/sspecification.
【中国标准分类号】:M73
【国际标准分类号】:33_160_40
【页数】:81P;A4
【正文语种】:英语