基于分形模型的FPD灰度控制方法研究及FPGA實現(xiàn).pdf

1、上海大學碩士學位論文基于分形模型的FPD灰度控制方法研究及FPGA實現(xiàn)姓名：章卿申請學位級別：碩士專業(yè)：電工理論與新技術指導教師：徐美華20090101上海大學碩士學位論文ABSTRACTF1atPanelDisplayindustryattractsmoreandmoreattentionandinvestmentinrecentyearsHowevertechnologyofFPDisnotmanureenoughcurrently

2、suchaslowintegrationnon—uniformluminance，andlowSCanefficiencyaccordingtoflatpaneldisplayThegrayscaleisanimportantparametertojudgethedisplayqualityThemainmethodtocontroltheFPD’S繆ayscalesnowadaysisPulseWidthModulation(PWM)

3、onethatorderlySCanSthedisplaypixelbyrowcolumnandframetoobtainthegrayscaledisplayThetimewasteproducedinthescanningprocessresultsinthebottleproblemofhigharticulationmultimediaFPDsdevelopmentAimingatthetimeredundancyintheFP

4、Dimagingprocess，thethesisthoroughlystudiedthesomeproblemsforFPDgrayscalecontrollingbasedonthefractaltheorydissertatestheconstructionofthespacetimemappingtopologyarchitecture，thepropositionofoptimalscanningstructureforFPD

5、’Sgrayimaging，andthecreationofthefractaltheoreticmodel，thendiscussesdetailedlythedesigningimplementationprocessandtheapplicationresultofaFPGAvalidationforthepurposeofeliminatingtimeredundancyandincreasingthescanningavmla

6、bilityAccordingtothetransformingcharacteristics，thispaperutilizesDRAMasthedatabufferThisstructurehasitsownadvantagesGrayscalecouldbescannedwimllighreliabilityandfastspeedindataprocessingWiththesimplecorestructure，itiscon

7、venienttofulfillthedatabufferdesignwithsuitablesizeBesides，themistakeinthedesignprocessiseasytobefoundAccordinglythedissertationalsopresentsthedesignofotherauxiliarymodde，includingDVIinterfacesignalprocessingmodule，grays