LCD運(yùn)動(dòng)模糊的仿真、評估及改進(jìn).pdf

1、東南大學(xué)碩士學(xué)位論文LCD運(yùn)動(dòng)模糊的仿真、評估及改進(jìn)姓名：戚益科申請學(xué)位級別：碩士專業(yè)：物理電子學(xué)指導(dǎo)教師：李曉華20070325AbstractTodaythedisplayqualitiesofLCD(LiquidCrystalDisplay)incolorcontrastandresolutionhavebeenmuchimprowd，SOitmakesthepicturesdisplayedmuchvividandchannin

2、g，ButwhenitcomesintovideodisplayfieldasaTvsetfromformerPCmonitorfield，itbringssomedegreesofartifacts，inwhichmotionbluriSmostprominentItmeansthatwhenastillclearpicturemovesonnLCDTvthepictureispereeptblurinhumanbrain11lela

3、ckmakesLCDatadisadvantagewhenitcontestswithCRTinTvmarketSoalmosteveryLCDmanufacturesandmanylaboratoriesengageinsolvingthisproblemAtfirstwemustbewellfamiliarofdisplaytheoryofLCD，andhavemuchknowledgeOilhowhumanwatchmovingp

4、icturesaswell，thenafterfindingthecauseofLCDmotionblurwecandiSgOVgTmethod011howteduceoreveneliimnatamotionblurTheLCDdisplayprincipleandhumanvisionsystemwhenviewingmovingpictureswereanalyzedFirstlythepublishedliteraturesWe

5、leinvestigatedThereasonscausingmotionblurarebecauseof(1)LCDresponsetimeand(2)holdtypedisplaymodeAccordingtohumanvisionperceptioncharacteristicwhenwatchingmovingpicturesandLCDluminancetimeresponsecharacteristic，asimulatio

6、nmodelbasedonactualmeasureddataandsmoothpursuiteyetracking&temporalintegrationisdevelopedSecondlybyanalyzingactualmeasuredLEDresponseguIVesandupouthebaseofagreatdealofperceptionsmdyanovelmultiframesimulationmodelWaspropo

7、sedt0reproduceperc2ivedLCDmotionblurThirdlythesubjectiveperceptionstudyinwhichthesimulatedpictureonhalftopscrecllandactualmovingpicture011halfboaom目x∞narcusedtovalidatetheprogramalgorithmicandsimulationresults；Fourthlyaf

8、tervalidatingthesimulationmodal，forthepurposeofimprovingthequalityofdisplaymovingpicture，anewFEDscanningbacldightsystemwassimulatedtocharaetizemotionblurandoptimizemethods；FinallythecompleximagewithanygraylevelandcolorWa