OLED (Organic Light-Emitting Diode) e bua ka li-organic emitting diode, tse emelang sehlahisoa se secha sebakeng sa lipontšo tsa mehala ea cellular. Ho fapana le thekenoloji ea setso ea LCD, theknoloji ea ponts'o ea OLED ha e hloke khanya e ka morao. Ho e-na le hoo, e sebelisa lirafshoa tse tšesaane haholo tsa manyolo le likaroloana tsa khalase (kapa likaroloana tse feto-fetohang tsa organic). Ha ho sebelisoa motlakase, lisebelisoa tsena tsa tlhaho li ntša leseli. Ho feta moo, li-skrini tsa OLED li ka etsoa hore li be bobebe le ho ba tšesaane, li fana ka li-angles tse pharaletseng tsa ho shebella, 'me li fokotsa tšebeliso ea matla haholo. OLED e boetse e thoholetsoa e le theknoloji ea pontšo ea moloko oa boraro. Lits'oants'o tsa OLED ha li tšesaane feela, li bobebe ebile li sebetsa hantle ho feta matla empa li boetse li ithorisa ka khanya e phahameng, khanya e phahameng ea khanya le bokhoni ba ho hlahisa botšo bo hloekileng. Ho feta moo, li ka kobeha, joalo ka ha li bonoa lithelevisheneng le li-smartphone tsa sejoale-joale. Kajeno, bahlahisi ba ka sehloohong ba machabeng ba matha ho nyolla matsete a R&D ho theknoloji ea ponts'o ea OLED, e lebisang ts'ebelisong ea eona e atileng haholo ho li-TV, likhomphutha (lihlokomeli), li-smartphones, matlapa le likarolo tse ling. Ka Phupu 2022, Apple e phatlalalitse merero ea ho hlahisa li-skrini tsa OLED molemong oa eona oa iPad lilemong tse tlang. Mefuta e tlang ea 2024 iPad e tla ba le liphanele tse sa tsoa qaptjoa tsa OLED, ts'ebetso e etsang hore liphanele tsena li be tšesaane le ho ba bobebe.
Molao-motheo o sebetsang oa lipontšo tsa OLED o fapane haholo le oa LCD. Haholo-holo e khannoa ke tšimo ea motlakase, li-OLED li finyella tlhahiso e khanyang ka ente le ho kopanya lijari tsa litefello ka thepa ea semiconductor le luminescent. Ka mantsoe a bonolo feela, skrine ea OLED e entsoe ka "mabone" a manyenyane a limilione.
Sesebelisoa sa OLED haholo-holo se na le substrate, anode, hole injection layer (HIL), hole transport layer (HTL), electron blocking layer (EBL), emissive layer (EML), hole blocking layer (HBL), electron transport layer (ETL), electron injection layer (EIL), le cathode. Ts'ebetso ea tlhahiso ea theknoloji ea OLED e hloka tsebo e phahameng haholo ea tekheniki, e arotsoe ka bophara ka lits'ebetso tse ka pele le tsa morao-rao. Ts'ebetso ea pele-pele e kenyelletsa mekhoa ea photolithography le evaporation, ha ts'ebetso ea morao-rao e shebane le theknoloji ea encapsulation le ho itšeha. Leha theknoloji e tsoetseng pele ea OLED e rutoa haholo ke Samsung le LG, bahlahisi ba bangata ba Machaena le bona ba matlafatsa lipatlisiso tsa bona ho li-skrini tsa OLED, ba eketsa matsete ho lipontšo tsa OLED. Lihlahisoa tsa OLED li se li kopantsoe le linyehelo tsa tsona. Ho sa tsotellehe lekhalo le leholo ha le bapisoa le linatla tsa machaba, lihlahisoa tsena li fihlile boemong bo ka sebelisoang.
Nako ea poso: Aug-05-2025