Liquid crystal nuni (LCD) wani muhimmin bangare ne na talabijin na zamani, wayoyi da Allunan.A cikin allon LCD, diodes masu haskaka haske (LEDs) suna samar da farin bangon bango, wanda sai a haskakawa ga mai kallo ta hanyar ultra-bakin ruwa crystal Layer. An raba Layer crystal zuwa sassa da yawa (pixels), kuma ana iya daidaita haskensu daban-daban ta hanyar amfani da filin lantarki.Ta wannan hanya, kowane pixel yana fitar da haske tare da haske na musamman (da launi da aka gabatar ta hanyar tace launi).
A cikin talbijin masu fa'ida da aka sanye da LEDs na gargajiya, ana samar da hasken baya da ake buƙata ta ɗaruruwan LED; tun da guda LED na bukatar in mun gwada da manyan sarari, ba shi yiwuwa a yi karin sarari.The hasara a bayyane yake: ba shi yiwuwa a cimma gaske uniform LCD allon lighting da irin wannan m LED matrix.Saboda haka, a lokacin da na farko tsari na fuska rungumi dabi'ar da sabuwar fasahar mini-LED ta fito a cikin 2020, masana'antar ta tayar da babbar sha'awa.Tunda ƙananan LEDs suna da ƙanƙanta (0.05 zuwa 0.2 mm) idan aka kwatanta da LEDs na gargajiya, yanzu yana yiwuwa a samar da hasken baya daga dubun dubatar mini-LEDs. Sources.Mini LEDs an haɗa su cikin wuraren da ake kira hasken wuta, inda kowane yanki har yanzu ya fi ƙanƙanta fiye da LEDs na gargajiya.Ta hanyar sarrafawa da aka yi niyya na kowane yanki, idan aka kwatanta da LEDs na gargajiya, ƙarfin hasken baya zai iya zama mafi kyawun sarrafa sararin samaniya.Saboda haka, masu kallo na TV zasu iya. sa ran ingantacciyar ingantaccen bambanci da zurfin baƙar fata. Bugu da ƙari, fasahar mini-LED tana da kyau wajen samar da kewayo mai ƙarfi sosai (HDR) da ƙarancin amfani da wutar lantarki.
Ƙirƙirar LEDs ko ƙananan LEDs ya fi rikitarwa fiye da sauƙi na shimfidar wuri wanda aka haɗa da abubuwan da aka gyara-musamman saboda wasu matakan da ake bukata na masana'antu dole ne a yi su a karkashin yanayi mara kyau. A mataki na farko, MOCVD (Metal Organic Chemical Vapor Deposition) Ana amfani da tsari don shafa Layer Organic Layer akan wafer. A cikin wannan tsari, abin da aka yi shi da shi yana haɗe shi da lattice ɗin da ake da shi a cikin tsari na atomatik: ƙananan yadudduka na atomic kawai, wanda ke faruwa don ɗaukar tsarin crystal na wafer. .Don tabbatar da cewa suturar ba ta ƙunshi kowane ƙazanta ba, dole ne a aiwatar da wannan mataki na tsari a ƙarƙashin kariya ta iska.Wannan shi ne inda bawul ɗin harajin da aka ƙara darajar ya shigo cikin wasa.Mafi girma a duniya na tsarin MOCVD-tare da hedkwatar kamfani a Jamus. China, da Amurka — sun dogara ne akan bawuloli na VAT.
Don samar da ingantaccen canji mai kyau a cikin LED, dole ne a ajiye wani ƙarin ƙwanƙwasa mai laushi sannan a cire shi a cikin daidai matsayi. Ingantacciyar sinadari mai tururi (PECVD) don saka yadudduka, da bushewar sinadarai na plasma don cire su gabaɗaya.Tunda waɗannan hanyoyin dole ne a aiwatar da su a cikin yanayi mara kyau, bawul ɗin VAT shima yana taka muhimmiyar rawa a nan.
Lokacin da ainihin nasara ta faru a nan gaba, VAT bawuloli tabbas za su zama ɗaya daga cikinsu.Bayan haka, a cewar masana, ƙananan LEDs ne kawai wurin tsayawa zuwa ƙaramin haske: micro-LEDs.Idan aka kwatanta da mini-LEDs, waɗannan Abubuwan da aka gyara na gaskiya sun fi sau 50 zuwa 100. Abin mamaki: Ƙananan ƙananan micro-LED na yanzu yana da tsawon gefen 3 microns, wanda shine dubu uku na millimita! Sabanin, fasahar micro-LED tana wakiltar canjin yanayin gaskiya. Idan aka kwatanta da allon LCD, (mini) LEDs suna taka rawa ta biyu da ba ta da kyau a matsayin tushen hasken baya. A micro LED fuska, kowane pixel ne kai haske, dimmable kuma za a iya gaba daya kashe.The ƙarin backlight-da kuma hade fasaha rashin tabbas-sabili da haka ba a bukatar kwata-kwata!
Ko da yake Micro-LED ne kananan, da sakamako ne big.The miƙa mulki daga micro zuwa micro LED fasaha ya kawo babbar abũbuwan amfãni.Wasu daga cikinsu suna bayyane, irin su girma launi bakan, mafi girma haske, sharper bambanci, da sauri wartsake rate.Sauran, irin su ƙananan amfani da wutar lantarki da kuma tsawon rai, ba su da tushe, amma daidai da mahimmanci. A cikin wannan mahallin, sabon ƙarni na LEDs yana iya zama mai canza wasan gaske.
VAT Group AG ta buga wannan abun cikin a ranar 14 ga Disamba, 2021, kuma ita kaɗai ke da alhakin bayanan da ke cikin sa. Jama'a ne ke rarrabawa a 06:57:28 a kan Disamba 14, 2021, lokacin UTC, ba a gyara ba kuma ba a canza ba.
Lokacin aikawa: Janairu-05-2022
