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Umehluko phakathi kwe-DLP ne-LCD

I-LCD (i-liquid crystal display, liquid crystal display) iphrojekthi iqukethe amaphaneli engilazi e-LCD amathathu azimele, okuyizingxenye ezibomvu, eziluhlaza, neziluhlaza okwesibhakabhaka zesiginali yevidiyo.Iphaneli ngayinye ye-LCD iqukethe amashumi ezinkulungwane (noma izigidi) zamakristalu awuketshezi, angalungiselelwa ukuthi avulwe, avaliwe, noma avale kancane ezindaweni ezihlukene ukuze ukukhanya kudlule.Ikristalu yoketshezi ngayinye empeleni isebenza njengesishutha noma isivalo, esimelela iphikseli eyodwa ("isici sesithombe").Uma imibala ebomvu, eluhlaza okwesibhakabhaka noluhlaza okwesibhakabhaka idlula kumaphaneli e-LCD ahlukene, ikristalu ewuketshezi iyavuleka futhi ivaleke ngokushesha ngokusekelwe ekutheni umbala ngamunye wephikseli udinga kangakanani ngaleso sikhathi.Lokhu kuziphatha kulungisa ukukhanya, okuholela esithombeni esivezwa esikrinini.

I-DLP (I-Digital Light Processing) ubuchwepheshe bokuphathelene obuthuthukiswe yi-Texas Instruments.Umgomo wayo wokusebenza uhluke kakhulu ku-LCD.Ngokungafani namaphaneli engilazi avumela ukukhanya kudlule, i-chip ye-DLP iyindawo ekhanyayo ehlanganiswe amashumi ezinkulungwane (noma izigidi) zamalensi amancane.Ilensi ngayinye encane imelela iphikseli eyodwa.

Kuprojektha ye-DLP, ukukhanya okuvela kubhulobhu yeprojektha kuqondiswe phezu kwe-chip ye-DLP, futhi ilensi ishintsha umthambeka wayo uye phambili naphambili, noma ngokubonisa ukukhanya kumzila welensi ukuze uvule iphikseli, noma ukushiya ukukhanya. endleleni yelensi ukuze uvale i-pixel.

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  I-DLP I-LCD
Ukuqhathaniswa kobuchwepheshe be-DLP nobuchwepheshe be-LCD Ubuchwepheshe Bokuboniswa Kwedijithali Okugcwele I-Liquid Crystal Projection Display Technology
Ubuchwepheshe obuyinhloko I-chip ye-DDR DMD yedijithali yonke Iphaneli ye-LCD
Isimiso sokuthwebula izithombe Umgomo wokuqagela uwukukhiqiza ukukhanya ngesondo eliphezulu elizungezayo elibomvu-oluhlaza okwesibhakabhaka nokuluhlaza bese ungena ku-chip ye-DLP ukuze ubonakale futhi uthwebule. Ngemva kokuthi i-optical projection idlula ezihlungini zombala oyinhloko obomvu, oluhlaza okwesibhakabhaka noluhlaza okwesibhakabhaka, imibala emithathu eyinhloko iboniswa ngamaphaneli e-LCD amathathu ukuze kwakhe isithombe esiyinhlanganisela.
Ukucaca Igebe lamaphikseli lincane, isithombe sicacile, futhi akukho ukucwayiza. Igebe elikhulu le-pixel, isenzakalo se-mosaic, ukucwayiza okuncane.
Ukukhanya Phezulu Okujwayelekile
Qhathanisa Ukusebenza kahle kokukhanya okuphelele kungaphezu kuka-60% uma inani lokugcwalisa ukukhanya lifika ku-90%. Izinga eliphezulu lokugcwalisa ukukhanya lingaba ngu-70%, kanti ukukhanya okuphelele kungaphezu kuka-30%.
Ukukhiqizwa kombala Phezulu (Umgomo Wokuthwebula Kwedijithali) jikelele (kunqunyelwe ukuguqulwa kwedijithali-kuya-analogi)
Indawo empunga Phezulu (amazinga angu-1024/10bit) Izinga alicebile ngokwanele
Ukufana kombala okukhulu kuno-90% (isifunda sesinxephezelo se-gamut sombala ukwenza umbala uhambisane). Awukho umjikelezo wesinxephezelo se-gamut yombala, okuzodala ukushintshashintsha kwe-chromatic okubucayi njengoba iminyaka yephaneli ye-LCD.
Ukukhanya okufanayo okukhulu kuno-95% (isifunda sesinxephezelo senguquko yedijithali yenza ukukhanya okuphambi kwesikrini kufane kakhulu). Ngaphandle kwesekhethi yesinxephezelo, kukhona "umphumela welanga".
Ukusebenza I-chip ye-DLP ivalwe ephaketheni elivaliwe, elingathinteki kancane emvelweni, futhi linempilo yesevisi yeminyaka engaphezu kwengu-20 nokuthembeka okuphezulu. I-LCD liquid crystal materials ithintwa kakhulu imvelo futhi ayizinzile.
Impilo yesibani Sebenzisa isibani sokuqala se-Philips se-UHP sempilo ende, impilo ende, i-DLP ivamise ukufanelekela ukuboniswa kwesikhathi eside. Impilo yesibani ifushane, i-LCD ayiwufanele umsebenzi oqhubekayo wesikhathi eside.
Impilo yesevisi Impilo yama-chips e-DLP ingaphezu kwamahora ayi-100,000. Impilo yephaneli ye-LCD cishe amahora angama-20,000.
Izinga lokuphazamiseka kusukela ekukhanyeni kwangaphandle Isakhiwo sebhokisi esihlanganisiwe sobuchwepheshe be-DLP, esingenasiphazamiso sokukhanya kwangaphandle. Isakhiwo sebhokisi esihlanganisiwe sobuchwepheshe be-DLP, esingenasiphazamiso sokukhanya kwangaphandle.

Isikhathi sokuthumela: Mar-10-2022