投影机工作原理基本介绍

1、Innovative Display Solution Provider投影機工作原理基本介紹陳科順 Al ChenInnovative Display Solution Provider常見投影機種類及架構常見投影機種類及架構 三片式穿透式液晶投影機（LCD）反射式LCoS 投影機(LCoS)反射式DLP投影機（DMD）Innovative Display Solution Provider三片式穿透式液晶投影機（三片式穿透式液晶投影機（LCD）Innovative Display Solution Provider反射式反射式LCoS 投影機投影機(LCoS)Innovative Disp

2、lay Solution ProviderSystem Requirements Resolution SVGA(800*600)/XGA(1024*768)/SXGA+(1400*1050) Projection Lens Fixed / Zoom Brightness 2000ANSI lumens FOFO Contrast Ratio 1800：1 ANSI Contrast Ratio 1000：1 Uniformity 75% Volume WXLXH Weight 4lbs Audible Noise 35 dB(A ) Lamp Life 2000 hours Connecto

3、rs DVI , VGA ,USB Video Sources NTSC/PAL/SECAM,HDTV Graphic Sources Up to UXGAInnovative Display Solution Provider單片或DLP投影機投影原理Innovative Display Solution Provider投影機系統內部結構Innovative Display Solution Provider 投影機工作原理方塊圖SignalsMainBoard TIFormatterBoardProjectionLensDMDIlluminationOpticsPowerLVPSBall

4、astLampIntegrator RodMotorDrive12V/ 5V/ 3.3VCWINDEXCWCNIRL380VDCDisplay ImageInnovative Display Solution Provider關鍵零件組介紹 Optical DMD,Lamp,Optical Engine Power Supply LVPS,Ballast Thermal Fan Electrical Main Board,TI Formatter Board Innovative Display Solution ProviderHow DLP WorksDMD-Providing the i

5、mageInnovative Display Solution ProviderHow DLP WorksInnovative Display Solution ProviderMirror-12 degMirror+12 degHingeYokeCMOS SubstrateSource:TIInnovative Display Solution ProviderOptical EngineWT41DMDRelay L1M1M2L2L3RodCWUVIRLampInnovative Display Solution ProviderLamp-Providing light Lamp Class

6、ification AC Lamp / DC Lamp Parabolic Lamp /Elliptical Lamp Key Requirements of Lamp Brightness Power & ArcGap Maintenance NonFlickering Lamp Supplier OSRAM,Philips,Phoenix,Ushio, Innovative Display Solution ProviderPower Supply LVPS Low Voltage Power Supplier EMI filter PFC 功率因數之調整 AC/ DC DC/DC Ballast Ignite Lamp Provide Constant Power Synchronize with DMDInnovative