Qhov nyuaj ntawm cov qauv sab hauv thiab txoj hauv kev ua haujlwm ntawm TFT LCD zaub module, ua ib qho tseem ceeb ntawm cov cuab yeej siv hluav taws xob niaj hnub no, yog qhov ua tsis taus pa. Tsab ntawv xov xwm no yuav tshawb xyuas cov ntsiab lus tseem ceeb ntawm TFT LCD zaub modules, pib los ntawm cov khoom tseem ceeb xws li backlight module, LCD module, xim lim, polarizer, iav substrate, thiab nyias zaj duab xis transistor (TFT), thiab txheeb xyuas lawv lub luag haujlwm thiab kev sib cuam tshuam hauv cov txheej txheem zaub ib los ntawm ib qho.
Backlight Module
Lub Backlight module yog qhov teeb meem teeb meem rau TFT LCD cov lus qhia xws li teeb tsa (xws li cov ntawv qhia, cov ntawv qhia lub teeb, diffusion cov ntawv, thiab cov ntawv txheeb cais, thiab cov ntawv txheeb cais, thiab cov ntawv txheeb cais. Cov khoom siv no ua haujlwm ua ke ua ke rau tusyees faib lub teeb tom qab lub vijtsam lcd, muab cov duab tseem ceeb rau cov duab zaub.
Teeb: Raws li lub teeb pom kev zoo, LED teeb tau dav siv nyob rau hauv niaj hnub TFT LCD cov lus vim lawv cov kev ua haujlwm siab, kev siv hluav taws xob tsawg, thiab lub neej ntev.
Reflective phaj: txoj haujlwm ntawm lub phaj cuam tshuam yog kom cuam tshuam lub teeb pom kev ntawm lub teeb pom ntawm lub teeb ntawm lub teeb thiab txo qhov poob ntawm lub teeb hluav taws xob.
Lub teeb qhia phaj: Lub teeb qhia phaj txais cov qauv kho qhov muag tshwj xeeb, uas tuaj yeem cuam tshuam lub teeb mus rau diffuser, ua rau lub teeb sib npaug ntawm qhov screen.
Diffusion zaj duab xis: Lub diffusion zaj duab xis ntxiv homogenizes lub teeb, txo qhov tsis sib xws ntawm lub teeb, thiab txhim kho cov duab zoo.
Prism Shric: Prism daim ntawv, tseem hu ua kev lom zem ua yeeb yaj kiab, ntxiv txhim kho kev siv lub teeb thiab txhim kho kev ci ntsa iab los ntawm cov nyhuv ntawm kev teeb pom kev zoo.
Lcd module
Lub LCD module yog qhov tseem ceeb ntawm TFT LCD zaub screen, muaj ob lub iav substrates sandwiching ib txheej ntawm LCD khoom. Cov kua siv lead ua kua molecules tuaj yeem hloov lawv cov kev coj ua raws li qhov kev txiav txim ntawm lub chaw hluav taws xob, yog li tswj cov qib ntawm lub teeb kis tau tus mob thiab ua tiav cov duab pom.
Iav substrate: Cov iav substrate yog cov cab kuj ntawm TFT thiab pixel electrodes, nrog complex circuit traces engraved rau nws, siv los tswj cov kev npaj ntawm kua siv lead ua molecules thiab voltage tis.
TFT: Nyias zaj duab xis transistor (TFT) yog ib qho ntawm cov thev naus laus zis tseem ceeb ntawm TFT kua siv lead ua cov ntxaij vab tshaus, uas tswj qhov ci thiab xim hloov ntawm txhua pixel zoo li hloov. Los ntawm kev qhib thiab tawm ntawm TFT, kev npaj ntawm cov kua siv lead ua kua molecules ntawm qhov sib txawv voltages tuaj yeem tswj tau qhov tseeb, ua tiav cov duab zoo.
Cov zaub electrode nyob rau ntawm lub khob substrate, sib txuas zoo sib txuas nrog kev TFT, thiab ua ke lawv ua cov pib ntawm lub pixel. Txhua tus pixel tau nruab nrog kev TFT ywj pheej thiab cov zaubcawv thaj chaw, uas ua rau txhua tus pixel mus rau ntawm tus kheej tau txais cov cim thiab teb. Thaum lub sijhawm TFT tau txais lub teeb liab los ntawm kev tsav tsheb, nws hloov kho nws qib kev ua haujlwm zoo raws li lub zog ntawm lub teeb liab, yog li hloov cov cim hluav taws xob muaj nuj nqis rau cov zaub electrode.
Nrog kev hloov ntawm voltage, ua kua Crystal Molecules undergo defleflation raws li kev txiav txim hluav taws xob, yog li hloov pauv cov kev pauv hloov ntawm lub teeb. Thaum cov kua ua kua crystal molecules tau npaj kom huv si, lub teeb tuaj yeem dhau los ntawm cov kua khov kho txheej, ua cov nyhuv ci; Thaum cov ntaub ntawv ntawm cov kua siv lead ua cov molecules yog kev cuam tshuam, lub teeb yuav tawg lossis nqus tau, ua rau muaj cov nyhuv nthuav tawm. Los ntawm kev tswj hwm qhov ci ntawm txhua tus pixel, tft lcd qhia tuaj yeem nthuav tawm cov duab nplua nuj thiab muaj xim zoo nkauj.
Tsis tas li ntawd, cov duab lim dej tseem cov khoom tseem ceeb rau kev ua tiav cov xim TFT cov ntxaij vab tshaus. Nws nyob saum lub LCD module thiab muaj peb cov xaim lim: liab, ntsuab, thiab xiav. Txhua lub taub lim tsuas yog tso cai rau lub teeb pom kev sib xws los dhau mus, yog li ua haujlwm ua ke nrog LCD module los nthuav qhia cov duab xim xim.
Hauv cov ntsiab lus, TFT cov zaub zaub ua tiav cov duab zoo li cov khoom siv tseem ceeb xws li Backlight, Polarizer, iav trstrate, thiab nyias zaj duab xis transist.