Xiamen University ndi Taiwan Jiaotong University apita patsogolo m'munda wa Micro LED kutembenuka kwa utoto.

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Kugawa kwa Linewidth kwa matekinoloje osiyanasiyana osindikizira a inkjet

Pakalipano, matekinoloje awiri akuluakulu owonetserako, mawonekedwe a crystal yamadzimadzi (LCD) ndi organic light-emitting diode (OLED), agwiritsidwa ntchito pafupi ndi maso (NEDs) ndi zowonetsera mutu (HMDs).Komabe, kupangidwa kwa matekinoloje atsopano owonetserako kwafulumizitsa chifukwa cha zovuta monga kusinthasintha kochepa, kusungunuka kwamtundu, kukalamba mofulumira komanso moyo wautali.

Ndikuchita bwino kwambiri kwa kuwala komanso moyo wautali,Micro LEDamaonedwa kuti ndi luso lapamwamba kwambiri lowonetsera m'badwo wotsatira.Kukula kocheperako kwa pixel kumafika ma microns makumi ambiri, ndipo kuchuluka kwa pixel kwapamwamba kumapangitsa kuti igwiritsidwe ntchito mu AR/VR.

Ndi chitukuko chofulumira cha luntha lochita kupanga, kuzindikira zithunzi ndi matekinoloje olankhulana a 5G, matekinoloje owonjezera (AR) ndi zenizeni zenizeni (VR) zikukula mofulumira kwambiri.Pankhani ya mliri watsopano wa korona, kulumikizana kwapaintaneti komanso kulumikizana kwakutali kukukulirakulira, ndipo msika watembenukiranso ku AR / VR, ndipo ndalama zamaukadaulo zamaukadaulo zakula.

Malinga ndi IDC, kuyambira 2020 mpaka 2024, kukula kwa msika wamakampani a AR ndi VR padziko lonse lapansi kudzakula kuchoka pa 28 biliyoni ndi yuan biliyoni 62 kufika 240 biliyoni motsatana.Chimodzi mwazifukwa zazikulu zakuphulika kwa msika ndikupambana kwaukadaulo watsopano wowonetsera ndikuchita bwino kwambiri.Monga chinthu chofunikira pa AR/VR, zida zowonetsera ziyenera kukhala nazoultra-high pixel densityndi liwiro lotsitsimutsa mwachangu kuwonjezera pa kulemera kopepuka komanso kukula kochepa.

Pepalali limafotokoza kaye momwe kafukufuku waukadaulo wa AR/VR akuyendera, kenako ndikukambirana momwe kafukufuku wa Micro akuyenderaChiwonetsero cha LEDluso ndi kusinthika kwake mu AR/VR, komanso ubwino kukonzekera Micro LED wosanjikiza utoto ndi inkjet kusindikiza luso.The sanali ma radiation mphamvu kutengerapo limagwirira ndi zotsatira za makulidwe a mtundu kutembenuka wosanjikiza pa mphamvu kutembenuza mtundu;Kupambana kwa SIJ pakuwongolera poyerekeza ndi matekinoloje ena osindikizira kumayambitsidwa.

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Malembo ndi logo ya sukulu yosindikizidwa ndiukadaulo wa SIJ

Kuphatikiza pa kuchuluka kwa ma pixel okwera, mtundu wathunthu ndi chinthu chofunikira kwambiri kuzindikira Micro LED mu AR/VR.Pakati pawo, chiwembu chosinthira mtundu ndi njira yabwino yopezera mtundu wonse.Madontho a Quantum amayikidwa pa tchipisi tabuluu kapena ultraviolet Micro LED ndiukadaulo wosindikiza wa inkjet.Luminescence yamitundu itatu imatheka, ndikupewa kusamutsa kwakukulu.

M'zaka zaposachedwa, matekinoloje monga kusindikiza kwa piezoelectric/thermal inkjet, aerosol inkjet printing, electrohydrodynamic inkjet printing, ndi super inkjet printing akhala akugwiritsidwa ntchito kuyika zigawo zotembenuza mitundu, zomwe zikuwonetsa kuthekera kwakukulu pakuzindikira ma LED amitundu yonse.Posachedwapa, gulu la Prof. Zhang Rong wochokera ku yunivesite ya Xiamen, mogwirizana ndi Prof. Guo Haozhong wochokera ku yunivesite ya Taiwan Chiao Tung, adasindikiza pepala lotchedwa "Principle of Inkjet Printing Technology and Its Application in AR/VR Microdisplays" mu Opto-Electronic Advances. Nkhani 5, 2022 "Nkhani yowunikira.

Gawo lachiwiri limafotokoza mfundo zosindikizira zamaukadaulo osiyanasiyana osindikizira a inkjet, ndi mfundo ziwiri zofunika: kukhathamiritsa kwa magawo a inki ndi njira yothetsera vuto la mphete ya khofi.

The rheological magawo a inki oyenera aliyense luso kusindikiza ndi chikoka cha magawo rheological pa kusindikiza zotsatira anayambitsa.Njira ziwiri zopangira mphete ya khofi ndi njira zina zowongolera zimawunikiridwa.Pomaliza, mavuto ena okhudzana ndi magawo osinthika amawunikiridwa, kuphatikiza optical crosstalk, kuyamwa kwa kuwala kwa buluu, ndi zotulukapo zodzitchinjiriza.

Micro LED imatsegula njira yogulitsira malonda a AR / VR, ndipo kupanga ma Micro LED amitundu yonse okhala ndi kachulukidwe kakang'ono ka pixel ndi imodzi mwazolepheretsa.Chiwembu chosinthira utoto ndi njira yabwino yodziwira mtundu wonse wa Micro LED, ndikukula kwaukadaulo wosindikiza wa inkjet kumapereka chithandizo chaukadaulo pokonzekerakukhazikika kwakukulumitundu kutembenuka zigawo.


Nthawi yotumiza: Aug-22-2022

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