LCD技術應用資料

1、LCD技術應用資料NT Pilot Part用薄膜Transistor形成的下部玻璃板和用Color Filter形成的上部玻璃板間鑄入液晶，利用液晶特性得到影像效果的非發(fā)光媒介低耗能，攜帶性方便，技術含量高 附加價值高的Display媒介.TFT-LCD概念?(Thin Film Transistor Liquid Crystal Display)NT Pilot Part大型大型 實現(xiàn)實現(xiàn)w 精良,低耗能w 完全平面,可以壁掛w 技術性產(chǎn)業(yè)w 大型,精良:容易攜帶,移動w 可以野外視聽:利用低電壓w 無危險w 可固定,平面化w 可壁掛w 大型, 精良 : 不便攜帶,移動w 不可野外視聽w

2、危險度高w 可固定,平面化難w 不可壁掛GAP消費者需求Braun管必要性NT Pilot PartTFT-LCD Module的結(jié)構(gòu)陰極管涂光板FrameSolderingTCPPCB基板ACF平光板PanelPanelD-ICNT Pilot Part在電子槍發(fā)射電子 BEAM在BRAUN管里邊熒光膜心成光.HEATER陰極 1陰極 2 3加速極 4GLASS電子束 真空 顯示屏偏場部電子管部 (BraunBraun管管 : : 發(fā)光媒介發(fā)光媒介) ) (TFT-LCD : (TFT-LCD : 非發(fā)光媒介非發(fā)光媒介) )平光板下部玻璃基板平光板TFT+透明電極光源綠色光綠色光上部玻璃基板

3、(COLOR FILTER)透明電極光(白色)液晶層動作原理動作原理NT Pilot Part液晶 (Liquid Crystal) w Nematic Cholesteric Smectic F FF FnnnnnnDirectorTwistDisplay - -: : . .- - : : (LCD(LCD ) )- - . . .() . LCD 1) .2)UV() 3) -2070MNT QA Team IQC PartQuality isour Faith液晶分子 VLC= on液晶分子 VLC= off電極基板 偏光電極基板 NT Pilot PartTFT-LCD 結(jié)構(gòu)Top

4、ViewTop View31Cross ViewCross ViewPolarizerGlass C/FLC ITOITOGlassPolarizer ITO:Indium,Tin,Oxide 透明玻璃電極NT QA Team IQC PartTFTTRANSISTOR(MOS-FET)GATEVthDRAINSOURCEGATEDRAINSOURCEVth GATE (Vth) Drain Source SWITCHING Transistor TFTTFT? ? (Thin Film Transistor)(Thin Film Transistor)TFT TFT TFT TFT TFT

5、SOURCEDRAINGATEMNT QA Team IQC PartTFT TFT Ohmic Contact(n+ a-Si)Passivation(SiNx)S(Cr)Active(a-Si)Gate(Al)Gate Insulator(SiNx)Pixel(ITO)D(Cr)MNT QA Team IQC PartQuality isour Faith (OFF) (ON) DISPLAYDISPLAY MNT QA Team IQC PartQuality isour FaithB BR RG G : : Color FilterDisplay Color , , w 3 (Red)

6、, (Green), (Blue) COLORColor Filter Delta Stripe Mosaic MNT QA Team IQC PartQuality isour Faith Filter : : MNT QA Team IQC PartQuality isour Faith : : Back LightCCFLCCFL LAMPLAMP(Cold Cathode Fluorescence Lamp)(Cold Cathode Fluorescence Lamp) 1000V1000VLAMPLAMP .(.(10,00010,000) ) . . . . TFT-PANEL

7、TFT-PANEL LAMPLCD PANEL( () )LAMPLCD PANELCASE , MNT QA Team IQC PartQuality isour Faith : : Drive ICTCP TYPE DRIVE ICTCP TYPE DRIVE IC(Tape Carrier Package)(Tape Carrier Package)PCB TFT-PANEL ICGATE DRIVE IC GATE DRIVE IC : Data Line TFT-PANEL GATE SOURCE DRIVE IC SOURCE DRIVE IC : TFT PANEL GATE O

8、N SOURCE DRIVE ICDRIVE ICNT pilot PartTFT-LCD 工程簡略圖準備玻璃基板準備玻璃基板準備玻璃基板準備玻璃基板TFT TFT 制作制作Color Filter Color Filter 制作制作LCD LCD 制作制作Module Module 制作制作MNT QA Team IQC Partw TFTTFT工程工程 : 增貼(Deposition)及 照片視覺(Photolithography), 視覺(Etching)工程反復進行 在玻璃基板上測排列薄膜三極管 的工程w LCDLCD工程工程 : TFT 工程結(jié)束的玻璃基板和 Color Filter

9、工程結(jié)束的工程 LCD Cell w ModuleModule : , TFT-LCD Panel Module MNT QA Team IQC PartQuality isour Faith . . ProcessProcessDepositionCleaningPhotolithographyEtchStripCrSiNx / ia-Si / n+ a-SiITOCr / AlSiNxC 1C 2C 3C 5mask #1mask #2mask #3mask #5mask #6ITOCr / AlSiNxi, n+n+S 1S 2S 3S 4S 5CrC 4SiNxmask #4S 6TF

10、T MNT QA Team IQC PartQuality isour Faith. . 1. Gate Pattern1. Gate PatternGateGlass P/L Gate Gate LineGlassGateInsulatorGlassGateInsulatorGlassActData PadGatePadGlassGate LineInsulatorGate Metal 2. 2. 3. Insulater Pattern3. Insulater Pattern Gate Line 4. Active Pattern4. Active Patterna-Si Photolit

11、hography Gate 5. Pad 5. Pad Pad P/L Etching6. Pixel Pattern6. Pixel Pattern ITO Photolithography Pixel GateGateInsulatorGlassActPixelPixel Depo P/L S/D Data Line7. Source/Drain 7. Source/Drain 8. Passivation8. Passivation Active Passivation GateInsulatorGlassActPixelPixelS SD DGateInsulatorGlassActP

12、ixelPixelS SD DPassivationPassivationMNT QA Team IQC PartQuality isour FaithLCD . . ProcessProcessTFT array Color Filter / Seal / SpacerAssembly / End seal , , Module MNT QA Team IQC PartQuality isour Faith. . 1. 2. Rubbing3. Seal / Ag 4. Spacer .Roller Rubbing Roll 5. / 6. Cell Scribe, Cell Spacer

13、Spacer Pattern Screen Mask Screen , , X-Y Robot Ag Paste DispensingSeal Spacer , / , 7. 8. Dispaly : Cell : Cell Gap MNT QA Team IQC PartQuality isour FaithModule . . ProcessProcessPanel TCP ACF Punching (Align) TAB PCB AssemblySoldering / Aging NT Pilot Part. . 各工程詳細順序圖各工程詳細順序圖工程名工程圖工程概要工程名工程圖工程概要1

14、.Panel入庫2.Panel Brush, , Panel Particle 3. 附著平光板 Film Panel / +4. TAB 附著TAB Panel Assy TAB /ACF (60, 5kg/)5. / 6. TAB 檢查 Panel,TAB7. SMDPCB 8. PCB PCB PAD TAB PANEL PAD ACF Bonding Solder 工程名工程圖工程概要9. 組裝Panel B/light Assy,Case10. 調(diào)整檢查 Chamber 11.AGING12. Panel Assy 13.1.Line DefectS-1S-8G-61.DIMDeta

15、il of “A”Driver IC1) TCP Crack : Driver IC Lead Crack . LCD TCP Vivid LCD Vivid TCP Task Team .Crack2) Short : Short. Quality isour FaithMNT QA Team IQC Part2. 2. Scribe PCM min 30 pattern edge lead leakage Leakage LeadBumperICNew TCP 1.Vcom (LCD Aging 6Hrs)2.VIVID: SPEC :500 NG :50 NG 3.1.Rainbow2.

16、 Panel LInk Receive Controller IC sync Receive Detect Controller .Sil201B Shock .PCB Bonding panel Damage . Quality isour FaithMNT QA Team IQC Part3. 1) 1) ShortShort SourceSource ConnectorConnector Source PCB Source PCB ( ( Source PCBSource PCB ) ) TapeTape 2) Source PCB 2) Source PCB , Ground , Ground . . 1. Tiger 2. 1. Glass .2. Cell Gap .3. 1. Glass Glass Maker 2. Cell Gap 1) Cell Gap Cell Gap() (sec)TFTCFSpacer (3%)TFTCFSpacer ()TFTCFSpacerPolarizer Cylinder PlateTFTCF2) Module Polarizer Cylinder . 1. 2. Photo (Photo ) Photo Distortion Data PixelLateral Fiel