【英文标准名称】:Helical-scandigitalvideocassetterecordingformatusing12,65mmmagnetictapeandincorporatingMPEG-4compression-TypeD-16Format
【原文标准名称】:使用12.65mm磁带和联合MPEG-4压缩的螺旋扫描数字视频盒式记录格式.D-16型格式
【标准号】:IEC62141-2005
【标准状态】:现行
【国别】:国际
【发布日期】:2005-10
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC100
【标准类型】:()
【标准水平】:()
【中文主题词】:数字录制技术;串行;记录系统;数据布置;视频记录;娱乐电子学;磁记录;循环时间;录像带;尺寸;尺寸;盒式录象带;数据块;数据压缩;数字的;数字记录法;特性;长度;螺旋扫描记录(法);磁带;格式编排;纵向磁迹;家用;参数;VHS;记录;磁带记录;机械性能;盒式磁带;测定;音频;规范(验收);定义;接口;MPEG
【英文主题词】:Audio;Cassettes;Cassettes(magnetictapes);Cycletime;Datablocks;Datacompression;Datalayout;Definitions;Determinations;Digital;Digitalrecordingmethods;Digitalrecordingtechnique;Dimensions;Entertainmentelectronics;Formats;Formatting;Helicalscanrecording;Homeuse;Householduse;Interfaces;Interfaces(dataprocessing);Length;Longitudinaltracks;Magneticrecording;Magnetictaperecordings;Magnetictapes;Mechanicalproperties;MPEG;Parameters;Properties;Recording;Recordingsystems;Serial;Specification(approval);VHS;Videocassettes;Videorecording;Videotapes
【摘要】:ThisInternationalStandardspecifiesthetrackcontent,format,andrecordingmethodofthedatablockscontainingcompressedvideo,AES3audiodata,andassociateddatawhichformthehelicalrecordson12,65mmtapeincassettes.Thisstandardsupportsrecordingofsourcepictureformatsusing1920×1080pixelswiththe4:4:4and4:2:2samplingstructurespecifiedinSMPTE274Mattheframerateof23,98Hz,24Hz,25Hzand29,97Hz,andusing1280×720pixelswiththe4:2:2samplingstructurespecifiedinSMPTE296Mattheframeratesof50Hzand59,94Hz(seenote).Thisstandardalsosupportsrecordingof12channelsofAES3audiodataand3linesofuncompressedblankingintervaldata.ThisstandardincludespacketizingandshufflingoperationssupportingpicturecompressionusingtheDCTandDPCMencodingmethodsdefinedbyISO/IEC14496-2(MPEG-4simplestudioprofile).NOTEEarlyimplementationsofthisstandardmightnotcomplytotheframerateof50HzasspecifiedinSMPTE296M.
【中国标准分类号】:M71
【国际标准分类号】:33_160_40
【页数】:108P.;A4
【正文语种】:英语


【英文标准名称】:Aerospaceseries;aluminiumalloyforgingstockandforgings;technicalspecification;part2:forgingstock;germanversionEN2082-2:1989
【原文标准名称】:航空航天系列.铝合金锻造坯料和锻件.技术规范.第2部分:锻造坯料
【标准号】:DINEN2082-2-1990
【标准状态】:现行
【国别】:德国
【发布日期】:1990-09
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:锻件;铝合金;再熔料;航空运输
【英文主题词】:Acceptance(approval);Acceptanceinspection;Aerospacetransport;Airtransport;Aluminium;Aluminiumalloys;Defects;Deliveryconditions;Dimensions;Forgingdies;Forgings;Inspection;Manufacturing;Marking;Materials;Qualityassurance;Remeltingstock;Spacetransport;Specification(approval);Tensiletesting;Testing;Tolerances(measurement)
【摘要】:Thisstandardspecifiestheparticularrequirementsforforgingstockintendedforthemanufactureofforgingsinaluminiumalloys.
【中国标准分类号】:V11
【国际标准分类号】:49_025_20
【页数】:7P.;A4
【正文语种】:德语