LCD (nuni kristal mai ruwa, nunin kristal mai ruwa) yana ƙunshe da bangarori uku masu zaman kansu na gilashin LCD, waɗanda sune abubuwan jan, kore, da shuɗi na siginar bidiyo.Kowane panel na LCD ya ƙunshi dubun dubbai (ko ma miliyoyin) na ruwa mai lu'ulu'u, waɗanda za'a iya saita su don buɗewa, rufewa, ko wani sashi a rufe a wurare daban-daban don ba da damar haske ya wuce.Kowane kristal na kowane mutum da gaske yana aiki kamar rufewa ko rufewa, yana wakiltar pixel ɗaya ("kayan hoto").Lokacin da ja, kore da shuɗi launuka suka wuce ta bangarori daban-daban na LCD, kristal ɗin ruwa yana buɗewa kuma yana rufewa nan take bisa nawa kowane launi na pixel ke buƙata a wannan lokacin.Wannan hali yana daidaita hasken, yana haifar da hoton da aka tsinkaya akan allon.
DLP (Digital Light Processing) fasaha ce ta mallakar mallakar ta Texas Instruments.Ka'idodin aikinsa ya bambanta da LCD.Ba kamar ginshiƙan gilashin da ke barin haske ya wuce ta ba, guntu DLP wani wuri ne mai nuni da ya ƙunshi dubun dubatar (ko ma miliyoyin) na ƙananan ruwan tabarau.Kowane ƙaramin ruwan tabarau yana wakiltar pixel ɗaya.
A cikin na'ura mai sarrafa DLP, hasken da ke fitowa daga majigi yana karkata zuwa saman guntu DLP, kuma ruwan tabarau yana canza gangara zuwa gaba da gaba, ko dai ta hanyar nuna hasken akan hanyar ruwan tabarau don kunna pixel, ko barin hasken. akan hanyar ruwan tabarau don kashe pixel.
DLP | LCD | |
Kwatanta fasahar DLP da fasahar LCD | Cikakken Fasaha Nuni Hasashen Dijital | Fasahar Nunin Hasashen Liquid Crystal |
Fasaha mai mahimmanci | Duk-dijital DDR DMD guntu | LCD panel |
Ka'idar hoto | Ka'idar hasashen ita ce tsara haske ta hanyar babbar dabaran ja-shuɗi-kore mai jujjuyawa sannan a kan guntu DLP don tunani da hoto. | Bayan tsinkayar gani ta ratsa jan, kore da shudi na matattarar launi na farko, launuka na farko guda uku ana hasashe ta hanyar bangarori uku na LCD don samar da hoto mai hade. |
Tsaratarwa | Tazarar pixel karami ne, hoton a bayyane yake, kuma babu flicker. | Babban tazarar pixel, al'amarin mosaic, ƴar kyalli. |
Haske | Babban | Gabaɗaya |
Kwatanta | Jimlar ingancin haske ya fi 60% lokacin da adadin cika haske ya kai 90%. | Matsakaicin matakin cika haske yana kusan 70%, kuma jimlar ingancin hasken ya fi 30%. |
Haifuwar launi | Babban (Ka'idodin Hoto na Dijital) | general (iyakance ta dijital-zuwa-analog juzu'i) |
Girman launin toka | Maɗaukaki (matakai 1024/10bit) | Matsayin bai wadatar ba |
Daidaita launi | fiye da 90% (da'irar ramuwa ga launi don daidaita launi). | Babu wani launi gamut ramuwa da'ira, wanda zai haifar da ƙara tsanani chromatic aberration kamar yadda LCD panel shekaru. |
Daidaitaccen haske | fiye da 95% (da'irar ramuwa ta dijital uniform yana sa haske a gaban allo ya zama iri ɗaya). | Ba tare da da'irar ramuwa ba, akwai "tasirin rana". |
Ayyukan aiki | An rufe guntu na DLP a cikin kunshin da aka rufe, wanda yanayin ba shi da tasiri, kuma yana da rayuwar sabis na fiye da shekaru 20 da babban abin dogaro. | LCD kayan kristal na ruwa suna tasiri sosai da muhalli kuma basu da kwanciyar hankali. |
Rayuwar fitila | Yi amfani da fitilar UHP na asali na Philips, tsawon rai, DLP gabaɗaya ya dace da nuni na dogon lokaci. | Rayuwar fitilar gajere ce, LCD bai dace da ci gaba da aiki na dogon lokaci ba. |
Rayuwar sabis | Rayuwar kwakwalwan kwamfuta na DLP ya fi sa'o'i 100,000. | Rayuwar allon LCD kusan awanni 20,000 ne. |
Matsayin tsangwama daga hasken waje | Fasahar DLP hadedde tsarin akwatin, 'yanci daga tsangwama na haske na waje. | Fasahar DLP hadedde tsarin akwatin, 'yanci daga tsangwama na haske na waje. |
Lokacin aikawa: Maris-10-2022