TFTLCD的制程及未来发展趋势ppt课件

1、.TFT-LCD產品的根本構成元件根本構造背光板(BACK LIGHT)下偏光片(DOWN POLARIZER)薄膜基板(TFT SUBSTRATE)液晶(LIQUID CRYSTAL)彩色濾光片(COLOR FILTER )上偏光片(UP POLARIZER).TFT-LCD 構造剖面圖下偏光片薄膜(TFT)基板液晶電晶體彩色濾光片上偏光片線路.TFT-LCD 的顯示原理 ( 一 ).TFT-LCD的顯示原理 ( 二 )彩色濾光片上偏光片下偏光片背光源TFT基板液晶層TFT Turn OFFTFT Turn ON光源經液晶層扭轉90 .TFT-LCD的顯示原理 ( 三 )彩色濾光片上偏光片下

2、偏光片光源TFT基板液晶.TFT-LCD 的驅動原理紅藍綠黃白紫青DATA DRIVER ICSCAN DRIVER ICTFTRGBRGBRGBRGBRGBRGBRGBRGBRGBRGBRGBRGBRGBRGBRGBRGBRGBRGBRGBRGB.TFT(Array)Thin-Film TransistorLC(Cell)Liquid CrystalLCMModuleArray:電晶體 (矩形陣列 ) TFT基板生成Cell:面板生成 (Panel)Module:產品模組 組裝製造流程概述 ( 一 ).製造流程概述 ( 二 )薄膜Thin Film黃光PhotoColorFilterOK蝕刻

3、Etch測試Array Test基板投入CELLTFT Process.TFT的製造流程概述 ( 一)BOX5道光罩薄膜黃光蝕刻素玻璃TFT 基板.鍍膜(sputter,cvd)上光阻(coater)光罩(reticle)顯影(developer)顯影 液對準,曝光(stepper)蝕刻(etch)去光阻液 stripper去光阻 酸,氣體鍍下一層膜TFT的製造流程概述 ( 二 ).上光阻(coating) 鍍第一層膜空白玻璃 酸,氣體光罩對準,曝光(stepping)顯影 液顯影(developing) 蝕刻(etching)TFT的循環製程圖解 1. 顯 影去光阻液去光阻(striping

4、)鍍第二層膜上光阻對準,曝光光罩顯影 液 酸,氣體蝕刻TFT的循環製程圖解 2.去光阻液光阻剝離鍍第三層膜,請依之前所示範的方法舉一反三,自行模擬想像TFT的循環製程圖解 3.CELL的製造流程概述 ( 一)TFT 基板(TFT Substrate)彩色濾光片(Color Filter).CELL的製造流程概述 ( 二 )PI 塗佈PI CoatingPI 塗佈PI Coating配向Rubbing配向RubbingSpacer灑佈Spacer Spray框膠Sealant Dispenser點銀膠Ag Dispenser對位Misalignment熱壓Hot press切割裂片Scribe

5、& Break液晶注入LC injection封口End sealing再配向Isotropic偏光片貼片Polarizer Attachment加壓脫泡Auto ClaveCell 測試Cell testTFTCF.穿透式TFT LCD側視圖Printedcircuit boardPrismsheet偏光板TFT框膠TABDriver LSI擴散板Spacer分光片反射板側光偏光板畫素電極儲存電容液晶配向膜共通電極OvercoatColor filterBlack matrix玻璃基板.螢光灯泡背光模組偏光板偏光板TFT Array液晶層Color FilterTFT-LCD的剖面圖.畫素結

6、構圖何謂畫素(Pixel)?.610 mm720mm顯示颜色學 ( 一 )畫素(PIXEL)構成螢幕上一切顏色的單位 主要以三元色為主( 紅、綠、 藍 )其中紅、綠、藍三色則稱為子畫素畫素子畫素彩色濾光片Color Filter.紅藍綠黃白紫青顯示颜色學 ( 二 ).不同畫素的組合及應用MosaicTriangleStrip適合AV動畫，小尺寸panel 之設計。常用於Monitor，NB等大尺寸 Panel。.0.200.250.306810121416189.48.47.86.512.111.310.415.014.113.312.110.414.115.0Diagonal Size of

7、 Screen (inch)Pixel Pitch (mm)8590951001051101201300.15140150160170115125(ppi)12.112.114.115.0VGA(640 x480)(921,600)SVGA(800 x600)(1.44M)XGA(1024x768)(2.36M)SXGA+(1400 x1050)(4.41M)UXGA(1600 x1200)(5.76M)QXGA(2048x1536)(9.44M)15.017.013.3畫素與尺寸規格. .Cr Glass InputColor Filter OutputBlack MatrixR sub-p

8、ixelG sub-pixelB sub-pixeland then ITOPositive resist Coating, Dosing, Developing, Post-baking, Etching, Stripping.R Negative resist Coating, Dosing, Developing, Post-baking.G Negative resist Coating, Dosing, Developing, Post-baking.B Negative resist Coating, Dosing, Developing, Post-baking.CuttingF

9、inal InspectionColor Filter的製造流程 ( 二 ). Color Filter的Profile. .LCD TVsPure TVsProducts manufactured by TV brands and sold through conventional TV distribution (consumer) channelMulti-Function Monitors (MFMs)Other products sold as LCD TVs by PC brands through consumer channel = MFM/CEOther products s

10、old as LCD TVs by PC brands through IT channel = MFM/ITLCD MonitorsProducts manufactured by PC brands and sold through IT distribution channel LCD TV的定義. AV Enjoyment Anytime AnyplaceIn the gym Free-Style Setting to Match Any AV Viewing SituationIn the kitchenIn the carBedroom TVPersonal TVAV Entert

11、ainmentEasy to carry LCD TV未來的應用 ( 一 ). In the living roomIn the personal & dining roomIn the bedroomLCD TV 未來的應用 ( 二 ).大尺寸TFT-LCD的發展趨勢Panel SizeApplicationNBMonitorTVNBTVMonitor1. High Brightness2. Weight Reducing3. High Resolution4. Power Consumption Saving1. High Color Purity2. Wide View Angle3.

12、Faster Response Time 1. High Resolution2. High Color Saturation3. High Contrast ResolutionApplicationNBMonitorTV.TFT-LCD 的願景- Reduced material cost Higher throughput equipments Larger substrate with improved productivityCost ReductionStandardizationReplacing CRT Products: Monitor, LCD-TV - Creating new application area: Game, Web-Pad,