基础液晶显示器驱动原理.docx
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基础液晶显示器驱动原理
PassiveBiasGeneration•LCDloadiscapacitive,thecurrentduringelementcharginganddischargingdistortsthewaveform.•Generally,thevalueofresistorRis1kΩto10kΩ.•Lowerresistorvaluesreducedistortionbutincreasepowerdissipation.•LargerLCDpanelsexhibitgreatercapacitance.•Connectingacapacitorinparalleltotheresistorscanreducewaveformdistortion.•Largercapacitorvaluesgenerateavoltagelevelshiftandreducetheoperatingmargin.2011/4/18WritebyHersingYang41
ActiveBiasGeneration2011/4/18WritebyHersingYang42