Cov teeb pom kev (Diode) emitting diode ( LED ) cov kua hluav taws xob ua kua cov ntxaij lim dej uas siv cov teeb pom kev LED rov qab tsis siv lub txias txias cathode fluorescent teeb (CCFL) backlighting. LED cov ntxaij vab tshaus muaj ntau qhov zoo ntawm cov ntxaij vab tshaus nrog cov hom kev teeb nruab nrab thiab pom tias yog cov khoom zoo. Lawv tsis tshua muaj siab hlo rhuav, kav ntev dua, muab lub teeb pom kev dawb dawb thiab tig sai sai.
Lub teeb-emitting diode nws tus kheej yog dab tsi qhia zoo tshaj plaws. LED modules yog cov resistant kom yuav luag txhua hom breakage taw tes. Lub teeb emitting diode nws tus kheej muaj pua pua txhiab lub sij hawm ntawm lub neej txee. Thaum cov sij hawm ua haujlwm no, tsis muaj los sis me ntsis degradation zoo. LED cov ntxaij vab tshaus khiav kom muaj zog thiab muaj tseeb txog thaum lawv tawm mus.
Qhov loj tshaj thiab feem ntau nrhiav tom qab ntawm cov ntxaij vab tshaus LED yog qhov tseeb tias lawv muaj ntau ntau, ntau lub thoob. Thaum twg ib tug saib ntawm ib qho screen dawb ntawm koj lub computer txhua pixel yog tso saib xim dawb. Qhov kev txhawb nqa kev txiav txim siab ua li cas tiag tiag li xim. Cov ntxaij vab tshaus tseem yoojyim tig mus rau sab nrauv thiab yuav luag tas li thaum lawv tuaj yeem tau txais. Qhov kev ua kom sov sai sai no yog ua tsaug rau qhov ntawm lub diode xwb.
Ib qho uas tib neeg tau tsis totaub txog yog qhov tseeb tias thaum tus saib lossis lub xovtooj hu ua " LED screen", uas tsis yog hom zaub nws yog. Tag nrho cov ntxig LED yog cov tseem cov ntxaij lim dej. Cov ntaub ntawv qhia tau tawm los ntawm lub LCD screen, tab sis qhov kev teeb pom kev yog ntawm LED ntau. Lwm hom kev siv tshuab, xws li digital light processing (DLP) los yog ntshav cov ntxaij vab tshaus, yuav tsis muaj LED teeb pom kev zoo.
Muaj ob hom ntawm cov ntxaij vab tshaus LED thiab ib qho yog superior rau lwm tus. Thawj thiab feem ntau hom yog hom plaub ntug. Nyob rau hauv ntug-lit teeb LED muaj LEDs ntawm tsuas yog ib sab ntawm qhov screen. Cov LEDs raug thawb los ntawm ib qho txawv, tsim kom muaj teeb nraub qaum. Hauv cov duab tshav dav hlau, cov LEDs muab tso rau hauv tag nrho cov npo.
Lub array hom ntawm kev tshuaj ntsuam yog superior vim tias nws muaj zog thiab ntau lub teeb rov tom qab teeb. Nws kuj thim ntau zog. Ntug cov zis tsho kuj zoo nkauj dua qub tiam sis tsis muaj qhov ntse heev.