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Y and C Separation

所需E币: 4

时间: 2020-1-16 12:48

大小: 1.48MB

上传者: rdg1993

YandCSeparationCompositeVideoSeparationTechniquesTMApplicationNoteOctober1996AN9644Author:StephenG.LaJeunesseIntroductionThemostfundamentaljobofavideodecoderistoseparatethecolorfromtheblackandwhiteinformationforvideocompositesignals.Thistaskhasbeenachievedmanywayssincetheintroductionofcolortelevisionover50yearsago.Manydifferentseparationmethodshavebeenusedthroughtheyears.Withtheavailabilityofnewcosteffectivetechnologies,theconsumerhasbeenseeingagradualimprovementinpicturequalityanddetail.Advancesindisplaytubetechnologyandsemiconductorprocesseshavepushedthetechnologicalenvelopeprovidingsharper,morerobustvideo.Butseparatingthechrominancefromtheluminanceinformationisespeciallychallengingdu……

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