Hauv kev lag luam niaj hnub no, tsheb, khoom siv hluav taws xob thiab lwm yam teb, cov kua siv lead ua kua (LCD) tau ntev los ua ib qho tseem ceeb tseem ceeb. Los ntawm lub vaj huam sib luag saib xyuas ntawm cov khoom siv fais fab mus rau lub vijtsam tso saib ntawm lub tsheb, los ntawm lub dashboard ntawm maus taus mus rau qhov kev ua haujlwm ntawm cov khoom siv photovoltaic, LCD tau siv dav hauv ntau yam lag luam nrog nws cov txiaj ntsig ntawm kev ruaj khov, kev txuag hluav taws xob thiab kev meej. Txawm li cas los xij, rau ntau tus neeg yuav khoom thiab cov kws kho mob, tseem muaj ntau cov lus nug txog lub hauv paus ntsiab lus, kev faib tawm thiab cov xwm txheej siv tau ntawm LCD. Niaj hnub no, ua tus kws tshaj lij tsim khoom uas tau koom nrog hauv kev lag luam ntawm LCD tau 21 xyoo, Yav Tom Ntej muab rau koj nrog kev paub txog kev tshawb fawb nrov LCD, pab koj nkag siab sai sai txog cov ntsiab lus tseem ceeb thiab kev faib tawm ntawm LCD, thiab muab cov ntaub ntawv rau kev xaiv thiab kev yuav khoom.
Ua ntej tshaj plaws, cia peb piav qhia txog lub ntsiab lus tseem ceeb: LCD, uas hu ua Liquid Crystal Display, nwsyog ib lub cuab yeej tso saib tiaj tiaj uas siv cov yam ntxwv pom ntawm cov kua siv lead ua kua los tso saib cov duab thiab cov cim los ntawm kev tswj hwm kev teeb tsa ntawm cov kua siv lead ua kua. Piv nrog rau cov zaub CRT ib txwm muaj, LCD muaj qhov zoo ntawm qhov me me, lub teeb yuag, kev siv hluav taws xob tsawg, tsis muaj hluav taws xob thiab kev tso saib meej, thiab nws yog ib qho ntawm cov thev naus laus zis tso saib dav tshaj plaws hauv ntiaj teb. Nws lub hauv paus ntsiab lus ua haujlwm tsis nyuaj: cov kua siv lead ua kua nws tus kheej tsis tso tawm lub teeb, thiab nws yuav tsum vam khom rau txheej backlight los muab lub teeb ci, thiab kev taw qhia tig ntawm cov kua siv lead ua kua yog tswj los ntawm electrodes los hloov lub kaum sab xis ntawm lub teeb nkag mus thiab refraction, yog li nthuav tawm cov duab thiab cov cim sib txawv ntawm qhov screen. Hais yooj yim, LCD zoo li "lub teeb hloov". Los ntawm kev tswj hwm kev teeb tsa ntawm cov kua siv lead ua kua, lub teeb tuaj yeem tswj tau raws li qhov tseeb, thiab tom qab ntawd lub luag haujlwm tso saib tuaj yeem ua tiav.
Raws li qhov kev npaj thiab cov yam ntxwv kho qhov muag ntawm cov kua siv lead ua kua, LCDs feem ntau muab faib ua cov pawg no: TN LCD, VA LCD, STN LCD thiab FSTN LCD, ntawm cov uas TN thiab VA yog cov hom siv ntau tshaj plaws hauv kev lag luam, tsheb thiab lwm yam teb, thiab kuj yog cov khoom tseem ceeb ntawm Feiyoute.
1,TN LCD (Twisted Nematic LCD). Qhov no yog hom LCD yooj yim tshaj plaws thiab siv ntau tshaj plaws, thiab nws kuj yog cov khoom siv dav tshaj plaws hauv kev lag luam tam sim no. Nws cov txiaj ntsig tseem ceeb yog kev teb sai (feem ntau yog 1-5ms), kev siv hluav taws xob tsawg, tus nqi tswj tau, thiab kev ruaj khov zoo, uas tuaj yeem hloov kho rau cov kev xav tau hnyav ntawm cov xwm txheej kev lag luam. Qhov tsis zoo ntawm TN LCD yog tias lub kaum sab xis pom nqaim heev, thiab kev cuam tshuam xim yuav tshwm sim thaum saib ntawm lub kaum sab xis loj, tab sis nws tuaj yeem ua tau raws li qhov xav tau rau feem ntau ntawm cov xwm txheej thov nrog ib lub kaum sab xis saib xws li kev saib xyuas kev lag luam thiab lub zog ntsuas. Feiyoute tau koom nrog tob hauv kev lag luam ntawm TN LCD tau 21 xyoo, paub txog cov thev naus laus zis tseem ceeb, thiab tau txais 99.5% kev lag luam-ua tus thawj coj ntawm cov kab tsim khoom ntse tshiab, muab cov khoom lag luam TN LCD ruaj khov thiab pheej yig rau lub zog hluav taws xob, kev tswj hwm kev lag luam thiab lwm yam teb.
2,VA LCD (Vertical Alignment LCD). Cov txiaj ntsig tseem ceeb ntawm VA LCD yog qhov sib piv sib piv siab heev (feem ntau ntau dua 3000: 1), kev tsim xim siab thiab lub kaum sab xis dav, uas tuaj yeem ua kom pom tseeb ntawm ntau lub kaum sab xis, thiab nws tsim nyog rau cov xwm txheej uas xav tau qhov zoo ntawm kev tso saib, xws li cov cuab yeej siv tsheb, kev saib xyuas photovoltaic thiab cov khoom siv tswj kev lag luam siab. Piv nrog TN LCD, qhov ceev teb ntawm VA LCD qeeb me ntsis, tab sis nrog kev txhim kho tas mus li ntawm thev naus laus zis, nws tau ua tau raws li qhov xav tau ntawm feem ntau lub tsheb thiab cov xwm txheej kev lag luam. Cov txiaj ntsig ntawm VA LCD cov khoom ntawm Feiyoute ncav cuag 98%. Los ntawm kev txhim kho cov txheej txheem, qhov ruaj khov thiab kev teb ceev ntawm cov khoom tau txhim kho ntxiv thaum tswj qhov sib piv siab, uas ua tau raws li qhov xav tau ntawm cov teb ntsug siab.
3,STN LCD (Super Twisted Nematic LCD), ib qho super twisted nematic kua siv lead ua zaub, yog ib qho hloov kho dua tshiab ntawm TN LCD. Los ntawm kev ua kom lub kaum sab xis ntawm cov kua siv lead ua kua zoo dua, qhov sib piv thiab lub kaum sab xis pom tau zoo dua, uas muaj cov yam ntxwv ntawm kev siv hluav taws xob tsawg thiab kev ruaj khov siab. Nws muaj ntau yam kev siv, thiab nws lub hauv paus yog tsim rau cov cuab yeej siv hauv kev lag luam, cov vaj huam sib luag tswj hwm hluav taws xob, cov khoom siv nqa tau, cov khoom siv qis-kawg uas tau teeb tsa hauv tsheb thiab lwm yam xwm txheej. Feiyoute tuaj yeem muab cov khoom STN LCD tshwj xeeb los hloov kho rau cov xwm txheej ua haujlwm hnyav hauv ntau lub lag luam.
4,FSTN LCD (Film Super Twisted Nematic LCD), yog ib qho kev txhim kho ntawm twisted nematic (TN) LCD, uas daws qhov teeb meem ntawm lub kaum sab xis saib nqaim thiab qhov sib piv qis ntawm TN screen los ntawm kev ua kom lub kaum sab xis saib thiab qhov sib piv zoo dua los ntawm zaj duab xis them nyiaj, thiab muaj qhov zoo ntawm kev siv hluav taws xob tsawg thiab kev ruaj khov siab ntawm TN screen. Nws muaj ntau yam kev siv, thiab nws lub hauv paus yog qhov tsim nyog rau cov cuab yeej siv hauv kev lag luam, cov khoom siv hluav taws xob, cov khoom siv pabcuam tsheb thiab lwm yam xwm txheej. Feiyoute tuaj yeem muab cov khoom lag luam FSTN LCD tshwj xeeb kom ua tau raws li qhov yuav tsum tau ua ntawm cov xwm txheej ua haujlwm hnyav.
Ua ib lub tuam txhab thev naus laus zis hauv tebchaws uas muaj 21 xyoo ntawm kev tsim khoom LCD, Feiyoute tsom mus rau kev tshawb fawb, kev txhim kho, kev tsim khoom thiab kev kho kom haum rau TN thiab VA LCD, thiab muab cov kev daws teeb meem LCD rau ntau yam lag luam nrog kev tshawb fawb zoo meej thiab kev txhim kho, kev tswj hwm zoo nruj thiab cov kab ntau lawm ntse. Txawm hais tias nws yog cov khoom lag luam TN LCD yooj yim lossis cov khoom lag luam VA LCD siab, Feiyoute tuaj yeem ua tau raws li cov kev xav tau ntawm cov neeg siv khoom nrog cov txiaj ntsig siab thiab kev ruaj khov siab, thiab pab cov neeg siv khoom txhim kho lawv cov khoom sib tw.
Lub sijhawm tshaj tawm: Plaub Hlis-13-2026
