Eminyakeni yamuva nje, ngokuthuthuka okusheshayo kobuchwepheshe bokubonisa, ukubonisa kwe-OLED kuvele njengento ebalulekile esizukulwaneni esisha sobuchwepheshe bokubonisa, kudonsela ukunaka okukhulu kokubili kwezemfundo kanye nasembonini. Ubuchwepheshe bokubonisa be-OLED, obaziwa nangokuthi ubuchwepheshe be-organic light-emitting diode, bunesakhiwo sesikrini esiyingqayizivele futhi bunezinzuzo eziningi kunobuchwepheshe bendabuko be-LCD (ukubonisa ikristalu eliwuketshezi). Buya ngokuya busetshenziswa emkhakheni we-elekthronikhi wabathengi.
Isakhiwo sesikrini se-OLED singaqhathaniswa ngokusobala “ne-hamburger ekhipha ukukhanya.” Iyunithi ngayinye ye-OLED ifana nesakhiwo sesandwich, lapho izinto ezikhipha ukukhanya zisebenza njengengqimba yemifino phakathi. Ngokukhethekile, isakhiwo sokubonisa se-OLED sakhiwe kakhulu yi-substrate (evame ukwenziwa ngepulasitiki ecacile noma i-foil yensimbi yokusekela), i-anode, ungqimba oluphilayo (kufaka phakathi ungqimba oluhambisa umoya kanye nongqimba olukhipha umoya), kanye ne-cathode. Ungqimba oluhambisa umoya ngokuvamile lusebenzisa ama-polymer e-organic njenge-polyaniline ukuthutha izimbobo, kuyilapho ungqimba olukhipha umoya lusiza ukuthuthwa kwama-electron kanye nokukhishwa kokukhanya.
Kuye ngendlela yokushayela, izikrini ze-OLED zingahlukaniswa ngezinhlobo ze-active-matrix (AMOLED) kanye ne-passive-matrix (PMOLED). Ama-OLED e-Active-matrix afakwe ama-transistors e-thin-film (TFTs), anciphisa ukusetshenziswa kwamandla ngempumelelo, kanti ama-OLED e-passive-matrix avelele ezicini ezithile zokusebenza. Ngokungafani nama-LCD, adinga imodyuli yokukhanya kwangemuva, isikrini se-OLED siyinto ezikhipha ngokwayo engadingi ukukhanya kwangemuva. Lokhu kwenza isakhiwo saso sibe lula futhi silethe izinzuzo eziningi, kufaka phakathi ama-engeli okubuka abanzi, izikhathi zokuphendula ngokushesha, isekethe yokushayela elula kakhudlwana, ukusebenza kombala okulula, kanye nekhono lokufeza amafomu ephaneli aguquguqukayo futhi agobekayo.
Ngokusekelwe ezimisweni zokuklama zokuba lula, okuncane, okufushane, nokuncane, ubuchwepheshe be-OLED bufaneleka kakhulu kumaphaneli amancane kuya kwaphakathi. Sebuvele busetshenziswa kabanzi kubadlali be-MP3, omakhalekhukhwini, nakumadivayisi ahlukahlukene edijithali aphathekayo. Nakuba eminye imikhiqizo ye-OLED isesesigabeni sokwenziwa kweprototype noma ukukhushulwa kombukiso futhi ingakangeni ekusetshenzisweni okusebenzayo okugcwele, izici zayo zokubonisa ezingenakuqhathaniswa ziye zaqashelwa kabanzi embonini. Esikhathini esizayo, njengoba ubuchwepheshe buqhubeka nokuvuthwa, isibonisi se-OLED kulindeleke ukuthi sithathe indawo yezikrini ze-LCD zendabuko emikhakheni eminingi futhi sibe yisisombululo sokubonisa esivamile.
Isikhathi sokuthunyelwe: Agasti-22-2025