【英文标准名称】:Electronicprojection-Measurementanddocumentationofkeyperformancecriteria-Part2:Variableresolutionprojectors
【原文标准名称】:电子投影关键性能判据的测量和文件编制第2部分：可变分辨力投影仪
【标准号】:IEC61947-2-2001
【标准状态】:现行
【国别】:国际
【发布日期】:2001-09
【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】:定义;定义;数学计算;电气工程;特性;指示器;指示器;额定值;声信号;液晶显示;液晶显示;畸变;扩展;分辨率;投影法(制图);变量;画面尺寸;阴极射线管;计算机技术;激光器;调焦点;电影放映机;格栅体系;指示范围;溶解;光;固定的;指示;测量;电子仪器;计算机制图;;;;;视频信号;可视图文
【英文主题词】:Acousticsignals;Audio;Cathode-raytubes;Computergraphics;Computertechnology;Definitions;Displayunits;Dissolution;Distortion;Electricalengineering;Electronicinstruments;Enlarging;Filmprojectors;Fixed;Focusing;Gridsystems;Indicationranges;Indications;Indicators;Lasers;LCD;Light;Lightdistributions;Liquidcrystaldisplays;Mathematicalcalculations;Measurement;Overheadprojection;Picturesizes;Projection(drawing);Properties;Ratings;Resolution;Telltales;Variable;Videosignals;Videotex
【摘要】:ThispartofIEC61947specifiesrequirementsformeasuringanddocumentingkeyperformanceparametersforCRTandlaser-basedprojectorsandothervariableresolutionprojectorsthatarecapableofmultiplevariableresolutionsandinwhichtheimageisraster-scanned.Theprovisionsofthisstandardaredesignedtocodifythemeasurementoftheperformanceofvariableresolutionprojectorsandarenotintendedtoprovidedesigngoalsformanufacturersofsuchequipment.Thisstandardisintendedforvariableresolutionprojectors(includingprojectiondisplaysthatarecapableofmultiplevariableresolutions)thataredesignedforusewithprimarilydiscretecolour(RGB)raster-scannedvideo,text,andgraphicssignalsgeneratedbycomputerequipment.NOTEThesedevicesmayalsoacceptcompositeorcomponenttelevisionvideosignalsencodedtoNTSC/RS170A,PAL,SECAM,orfutureHDTV,orATVstandards,whicharefullydescribedintheirrespectivedocumentationandarenotwithinthescopeofthispartofIEC61947.InthispartofIEC61947,allofthesesignalsarereferredtoastelevisionvideo(TVvideo)(seeIEC60107-1[27]).Displayswithfixedresolutions(i.e.individualpixellightsourcesormatrixdisplayssuchasliquidcrystal,DMD,plasma,orelectroluminescentpanels),arenotfullyaddressedbythisstandard,andreferenceshouldbemadetoIEC61947-1.FactorsoutsidethescopeofthisstandardthatmayhaveabearingonprojectorperformancearelistedinannexE.AdiscussionofconsiderationsinformingthedevelopmentofstandardappearsinannexC.
【中国标准分类号】:N45
【国际标准分类号】:33_160_60
【页数】:45P.;A4
【正文语种】:英语