标签: 奇景

从惊讶到思考-数学悖论奇景_马丁·加德纳.pdf

奇景ICGammaTuningMobileDriverICGammaTuningFAE:BradChen2006/02/151GammaTuning1.VCOMSetting&FeedthroughCompensation2.GammaResistorString3.GammaMeasurement4.GammaTuning5.Summary21.VCOMSetting&FeedthroughCompensationA.VCOMHπ(4V).B.VCOMLаFeed-through(Vgd).Feed-through,аCellDriverICрVgd.VCOMHDriverICOutputVgdRealCelllevelRealLCvoltageVCOML3C.Vgam1outGamma.4.3~4.8V(VRH=0010~0101)Vci1(REGP)=Vci,2.65~2.7V(Vci-0.15).VRH3VRH2VRH1VRH0VGAM1OUT0000001111000101REGPx1.55(2.7*1.55=4.19V)REGPx1.65(2.7*1.65=4.45V)REGPx1.75(2.7*1.75=4.72V)REGPx1.80(2.7*1.8=4.88V)VCOMHVgam1outGammaD10D0D63NegativeD0D63PositiveVCOML4D.VCOMH3.6V~4.1V,(VCM4-0=10100~11011)VCOMHStep=0.02*Vgam1out,80~90mV.R/……