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Farqiga u dhexeeya DLP iyo LCD

LCD (muujinta crystal dareere ah, bandhiga dareere crystal) projector ka kooban yahay saddex muraayadaha LCD madax banaan, kuwaas oo casaan, cagaar, iyo qaybaha buluug ee signalka video.Guddi kasta oo LCD ah waxa uu ka kooban yahay tobanaan kun (ama xitaa malaayiin) oo ah kiristaalo dareere ah, kuwaas oo loo habayn karo in la furo, la xidho, ama qayb ahaan lagu xidho meelo kala duwan si ay u oggolaato in iftiinku dhex maro.Kariim kasta oo dareere ah ayaa asal ahaan u dhaqma sida shutter ama shutter, oo ka dhigan hal pixel ("walax sawir").Marka midabada casaanka, cagaarka iyo buluuga ah ay dhex maraan muraayadaha LCD ee kala duwan, crystal dareeraha ayaa furma oo xira isla markiiba iyadoo lagu saleynayo inta midab kasta oo pixels ah u baahan yahay wakhtigaas.Dabeecaddani waxay beddeshaa iftiinka, taasoo keentay in sawir lagu saadaaliyo shaashadda.

DLP (Digital Light Processing) waa tignoolajiyada iska leh ee ay samaysay Texas Instruments.Nidaamkeeda shaqadu aad ayuu uga duwan yahay LCD.Si ka duwan muraayadaha muraayadaha ee u oggolaanaya in iftiinku dhex maro, chip DLP waa dusha sare ee milicsiga oo ka kooban tobanaan kun (ama xitaa malaayiin) muraayadaha yaryar.Lens-yar kastaa wuxuu u taagan yahay hal pixels.

Mashruucii DLP, iftiinka guluubka mashruucu wuxuu ku jihaysan yahay oogada sare ee chip DLP, lenskuna wuxuu beddelaa jiidhidiisa dib iyo dib, ama isagoo iftiiminaya iftiinka waddada muraayadda si uu u shido pixel, ama ka tago iftiinka. wadada muraayada si aad u damiso pixel-ka.

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  DLP LCD
Isbarbardhigga farsamada DLP iyo tignoolajiyada LCD Tignoolajiyada Bandhiga Saadaasha Dijital ah oo Buuxa Tignoolajiyada Muujinta Saadaalinta Dareeraha Crystal
Farsamada asaasiga ah All-dijital DDR DMD chip Guddi LCD ah
Mabda'a sawirka Mabda'a saadaalintu waa in la mariyo iftiinka iyada oo loo marayo taayir casaan-buluug-cagaaran ah oo xawaare sare leh, ka dibna la dul saaro chip DLP si loo milicsado loona sawiro. Ka dib markii saadaasha indhaha ay dhex marto filtarrada midabka aasaasiga ah ee casaanka, cagaarka iyo buluugga ah, saddexda midab ee aasaasiga ah ayaa lagu saadaaliyay iyada oo loo marayo saddex muraayadood oo LCD ah si ay u sameeyaan sawir saadaal ah oo isku dhafan.
Caddayn Farqiga pixel waa yar yahay, sawirku waa cad yahay, mana jiro wax liidata. Farqiga pixel-ka weyn, ifafaale mosaic, wax yar.
Iftiin Sare Guud ahaan
Isbarbardhigga Isugeynta waxtarka iftiinka ayaa ka weyn 60% marka qadarka buuxinta iftiinka uu yahay ilaa 90%. Heerka buuxinta iftiinka ugu badan waa 70%, iyo wadarta waxtarka iftiinka ayaa ka weyn 30%.
Midabka taranka Sare (Mabda'a Sawir Dijital ah) guud (oo ay ku xaddidan tahay beddelka dhijitaal-u-analog)
Cawlan Sare (1024 heerar/10bit) Heerku kuma filna hodan
Midabnimada midabka in ka badan 90% (midabka magdhowga gamut-ka si uu midabku u noqdo mid joogto ah). Ma jiro wareegga magdhawga gamut midabka, kaas oo keeni doona sii kordheysa aberration chromatic halis ah sida guddiga LCD da'da.
Midnimada dhalaalka in ka badan 95% (wareegga magdhowga kala guurka labiska dhijitaalka ah ayaa ka dhigaya dhalaalka shaashadda horteeda labbis badan). Haddii aan wareegga magdhowga, waxaa jira "saamaynta qorraxda".
Waxqabadka Chip-ka DLP waxa uu ku xidhan yahay xidhmo xidhan, kaas oo ay saamayn yar ku yeelanayso deegaanku, waxana uu leeyahay nolol adeeg oo ka badan 20 sano iyo isku halaynta sare. Alaabta dareeraha ah ee LCD waxaa si weyn u saameeya deegaanka oo aan degganayn.
Nolosha laambad Isticmaal Philips asalka UHP nalka nolosha dheer, cimri dheer, DLP guud ahaan waxay ku habboon tahay bandhigga muddada dheer. Nolosha laambaddu waa gaaban tahay, LCD kuma habboona shaqo joogto ah oo waqti dheer ah.
Nolosha adeegga Nolosha chips DLP waa in ka badan 100,000 saacadood. Nolosha muraayadda LCD waa qiyaastii 20,000 saacadood.
Heerka faragelinta iftiinka dibadda Tiknoolajiyada DLP qaab dhismeedka sanduuqa isku dhafan, oo ka madax banaan faragelinta iftiinka dibadda. Tiknoolajiyada DLP qaab dhismeedka sanduuqa isku dhafan, oo ka madax banaan faragelinta iftiinka dibadda.

Waqtiga boostada: Mar-10-2022