A ranar 5 ga Mayu, a lokacin da ake gudanar da taron karawa juna sani na SID, Chen Faxiang, kwararre a fannin fasaha a Visionox, ya gabatar da jawabi mai muhimmanci kuma ya sanar da cewa Visionox ta jagoranci kaddamar da wata hanyar samar da kayayyaki masu yawa don fasahar ALD (Atomic Layer Deposition) all-oxide mai motsi.

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Ta hanyar ɗaukar tsarin ALD, Visionox ta tura motsi na ƙofa ɗaya na all-oxide TFTs fiye da 50 cm²/V·s kuma ta sami nasarar kunna shi akan allon all-oxide mai inci 6.39. Tabbatarwa ta nuna cewa fasahar ta fara biyan buƙatun aiki a cikin daidaiton samar da fim, kwanciyar hankali da daidaito, ƙirƙirar sabuwar hanya don jiragen OLED waɗanda ke daidaita babban aiki, ingancin aiki da kuma girman girma.

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Motsi Ya Wuce 50 cm²/V·s;

ALD ta Buɗe Rufin Aiki Mai Kyau don Fasahar All-Oxide

A cikin yanayin fasahar OLED da ke akwai, LTPS ta daɗe tana mamaye babban aikin godiya ga ingantaccen motsi. Duk da haka, ta dogara sosai kan tsarin Excimer Laser Annealing (ELA), wanda ya ƙunshi hanyoyi masu rikitarwa da tsada mai yawa. Maganin oxide na gargajiya sun fi kyau a cikin daidaiton yanki mai yawa amma suna da iyaka saboda ƙarancin motsi, wanda ke hana amfani da su daga aikace-aikacen ƙimar kuɗi mai girma. Gabatar da tsarin ALD yana ba da sabon mafita ga wannan ƙalubalen masana'antu na dogon lokaci.

ALD a zahiri fasaha ce ta adana fim mai layi-layi. Ba kamar PVD na gargajiya ba (Physical Vapor Deposition), wanda ke adana kayan a cikin wani shafi guda ɗaya, ALD yana haɓaka fina-finai masu siriri ɗaya a lokaci guda tare da sarrafawa mai kyau a kowane mataki. Sakamakon haka, fina-finan siriri da ALD ke samarwa suna da kauri daidai, rarrabawa iri ɗaya da kwanciyar hankali na musamman, suna shimfida harsashi mai ƙarfi don manyan oxide TFTs.

Ga jiragen baya na nuni, motsi na jigilar kaya babban ma'auni ne na ƙarfin tuƙi na TFT, wanda ke shafar saurin amsawar pixel kai tsaye, ingancin caji da aikin tuƙi a cikin yanayi mai ƙuduri mai girma. Ta hanyar ɗaukar tsarin ALD, Visionox ya cimma motsi mai ƙofa ɗaya sama da 50 cm²/V·s da motsi mai ƙofa biyu sama da 80 cm²/V·s ga duk jiragen TFT na oxide, wanda ya kai ga manyan matakai a duniya. Wannan yana nufin jiragen baya na oxide yanzu suna da isasshen ƙarfin tuƙi don manyan aikace-aikacen ƙananan girma. Visionox zai ci gaba da haɓaka samar da wannan fasaha a mataki na gaba.

Mafi mahimmanci, wannan fasahar oxide mai amfani da dukkan sinadarai tana samar da ingantaccen aiki ba tare da tsauraran hanyoyin ELA ba, wanda ke sauƙaƙa ayyukan masana'antu da inganta ingancin samarwa.

Sabuntawa da Sauri, Ƙananan Bezels, Ƙananan Amfani da Wutar Lantarki — Haɓaka Aiki Yana Ƙara Ƙwarewar Nuni

Ingantaccen motsi yana fassara kai tsaye zuwa haɓakawa na zahiri a cikin ƙwarewar nuna mai amfani.

Da farko, ƙarin saurin wartsakewa. A ainihin amfani, kowane firam yana buƙatar wartsakewa ta pixel a cikin ɗan gajeren lokaci. Ƙarfin ikon tuƙi na na'urori yana ba da damar amsawar pixel cikin sauri, yana tallafawa hotuna masu santsi a cikin saurin wartsakewa mai yawa.

Na biyu, ƙananan bezels da kuma mafi girman rabon allo-da-jiki. Tare da ƙarfin tuƙi mai ƙarfi, ana iya ƙara rage da'irar pixel yayin da ake kiyaye daidaiton ingancin nuni, ɗaukar ƙarancin sarari na tsari da kuma ba da damar ƙara ƙaramin ƙira na tsari. Wannan ba wai kawai yana inganta ƙirar masana'antu na na'urorin ƙarshe ba, har ma yana tallafawa nunin faifai masu yawan pixel.

Bugu da ƙari, fasahar tana ba da damar nuna haske mai ƙarfi a ƙananan ƙimar wartsakewa. Don yanayin jiran aiki da yanayin hoto mai tsauri wanda ke buƙatar riƙe firam na dogon lokaci, haɓaka aikin na'ura yana inganta yanayin pixel, yana rage walƙiyar allo da canjin haske - cimma daidaiton gani yayin rage amfani da wutar lantarki.

Ƙaramin Faifan Farko Mai Ƙarfi — Faɗaɗa Iyakokin Aikace-aikace na Fasahar All-Oxide

Bisa ga nasarorin da aka samu a aikin, Visionox ta yi nasarar amfani da ƙaramin allo mai girman all-oxide a karon farko. A da, wanda aka iyakance shi da ƙarancin motsi, ana amfani da jiragen baya na all-oxide galibi a kan nunin matsakaici. Nasarar kunna ƙananan allon yana nuna cewa wannan hanyar fasaha yanzu ta shirya don aikace-aikacen high-end, tana sake bayyana iyakokin aikace-aikacen na jiragen baya na oxide.

Tabbatarwa ta tabbatar da cewa maganin ALD ya cika ƙa'idodin samar da taro a cikin manyan alamun tsari: canjin kauri daga fim ɗin wafer zuwa wafer ƙasa da 2% da daidaiton kauri daga fim a cikin 4%. Wannan yana nuna kyakkyawan kwanciyar hankali da maimaitawa a cikin masana'antar taro, wanda ya cika cikakken ƙa'idodin daidaito na samar da panel. A halin yanzu, fasahar ta kammala tabbatarwa akan layin samarwa na 4.5G kuma ana iya daidaita shi zuwa manyan masana'antun.

Tare da riƙon ruhin "mai burin yin aiki, mai ƙarfin hali da kuma iya ƙirƙira abubuwa", Visionox tana amfani da kusan shekaru 30 na ƙwarewar tarin fasaha da haɓaka masana'antu don magance manyan matsalolin da ke hana ci gaban masana'antu. Fasahar ALD all-oxide mai motsi mai ƙarfi tana cimma haɓaka aiki a cikin tsarin oxide guda ɗaya, ba tare da dogaro da haɗakar abubuwa masu rikitarwa da yawa ba. Tare da babban aiki, ingantaccen aiki mai girma da kuma cikakken girman girma, tana shirye ta zama babbar hanyar fasaha don haɓaka OLED na gaba kuma ta samar da ƙima mafi girma a cikin sabon zagaye na gasar fasahar nuni.