LCD技術(shù)應(yīng)用資料

1、LCD技術(shù)應(yīng)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(shù)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(shí)現(xiàn)實(shí)現(xiàn)w 精良,低耗能w 完全平面,可以壁掛w 技術(shù)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(xiǎn)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(xiǎn)度高w 可固定,平面化難w 不可壁掛GAP消費(fèi)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(zhǔn)備玻璃基板準(zhǔn)備玻璃基板準(zhǔn)備玻璃基板準(zhǔn)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(fù)進(jìn)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(xì)順序圖各工程詳細(xì)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