IEC 61069-2-1993 工业过程测量和控制系统评估用系统特性的评定第2部分:评估方法学

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【英文标准名称】:Industrial-processmeasurementandcontrol;evaluationofsystempropertiesforthepurposeofsystemassessment;part2:assessmentmethodology
【原文标准名称】:工业过程测量和控制系统评估用系统特性的评定第2部分:评估方法学
【标准号】:IEC61069-2-1993
【标准状态】:现行
【国别】:国际
【发布日期】:1993-03
【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/SC65A
【标准类型】:()
【标准水平】:()
【中文主题词】:控制;测量;适宜性;工业流程测量;电气工程;系统论;鉴定试验
【英文主题词】:Controlequipment;Controlsystems;Controltechnology;Controlling;Definitions;Electricalengineering;Evaluations;Industrialprocessmeasurement;Measuring;Measuringsystems;Performancetests;Processcontrol;Processcontrolsystems;Processmeasuringandcontrolequipment;Processmeasuringandcontroltechnology;Properties;Qualificationtests;Specification;Suitability;Systemtests;Systemology;Systems;Testmethods
【摘要】:Describesthemethodforanalyzingtheobjectivesgivenfortheassessment,themethodforweighingtherelativeimportanceofthevarioussystempropertiesandinfluencingconditions,andfordetermininganassessmentprogramme.
【中国标准分类号】:N18
【国际标准分类号】:25_040_40
【页数】:35P.;A4
【正文语种】:英语

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【英文标准名称】:Consumeraudio/videoequipment-Digitalinterface-Part8:TransmissionofITU-RBT.601styledigitalvideodata
【原文标准名称】:用户音频/视频设备.数字接口.第8部分:ITU-RBT.601型数字视频数据的传输
【标准号】:IEC61883-8-2008
【标准状态】:现行
【国别】:国际
【发布日期】:2008-11
【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】:适配器;音频设备;视听设备;盒式磁带录音机;数据压缩;数据交换;数据率;数据传送;数字的;数字信号;电气工程;电子数据交换;电子仪器;娱乐电子学;接口;接口(数据处理);电气连接件用接口;传输协议;转发器;视频设备;视频记录;录像系统
【英文主题词】:Adapters;Audioappliances;Audiovisualequipment;Cassetterecorders;Datacompression;Dataexchange;Datarates;Datatransfer;Digital;Digitalsignals;Electricalengineering;ElectronicDataInterchange;Electronicinstruments;Entertainmentelectronics;Interfaces;Interfaces(dataprocessing);Interfacesofelectricalconnections;Transmissionprotocol;Transponders;Videoequipment;Videorecording;Videorecordingsystems
【摘要】:ThispartofIEC61883specifiesaprotocolforthetransportofuncompressedorcompressedvideodatainthe4:2:2formatofrecommendationITU-RBT.601(includingcompatibleextensionstothisformatforthehigherandlowerresolutionsofothercommonlyusedvideoresolutions)overhighperformanceserialbus,asspecifiedbyIEEEStd1394-1995asamendedbyIEEEStd1394a-2000andIEEEStd1394b-2002(collectivelyIEEE1394).ThedataformatsfortheencapsulationofvideodataarecompatiblewiththosespecifiedbyIEC61883-1.Associatedaudiodata,ifany,shouldbeformattedasspecifiedbyIEC61883-6.TherearemanycommonlyusedvideoformatsunsupportedbyIEC61883,suchasMPEG-4,WindowsMediaFormat(WMF)andtheformatusedbyautomotivenavigationapplications.Supportforallormostoftheseformatsinrenderingdeviceswouldrequireimplementationofmultiplevideocodecs.ThisisanundueburdenthatmaybeavoidedifthesourcedeviceconvertstoITU-RBT.6014:2:2formatand,ifnecessary,compressesthedatawithacodecsupportedbyalldestinationdevices.Anadditionaladvantageisthaton-screendisplay(OSD)informationmaybemixedwithvideodatapriortotransmissiontotherenderingdevice.BecauseITU-RBT.6014:2:2formatiswidelyusedinternallyincontemporaryAVequipment,thisspecificationpermitsstraight-forwardintegrationofIEEE1394intothesedevicesandenablesmarketswhoseusagescenariosincludesinglevideosourcestransmittingtooneormorevideodisplays,suchas:-consumerelectronicSTBorDVDvideorenderedbymultipledisplaysinthehome;-automotivenavigationandentertainment;and-aeronauticalin-flightentertainment.Forthesakeofinteroperabilityandboundedimplementationcomplexity,itisessentialthatthespecificationprovidethefollowing:-a1394TAcontrolledlistofcompressioncodecs;and-ataminimum,areferencetoonevideocompressioncodec.
【中国标准分类号】:M64
【国际标准分类号】:33_160_01;33_160_40
【页数】:25P;A4
【正文语种】:英语