Micro LED e nkuoa e le tharollo ea "ultimate display", 'me tebello ea ts'ebeliso ea eona le boleng boo e ka bo etsang li khahla haholo.Menyetla e mecha ea ts'ebeliso e kang lipontšo tsa khoebo, lithelevishene tsa boemo bo holimo, likoloi le lisebelisoa tse aparoang li ntse li tsoela pele ho fihlela nts'etsopele e matla, 'me liindasteri tse amanang le tsona tse holimo le tse tlase li ntse li fetola sebopeho sa ecosystem.
Khalase e thehiloengLipontšo tsa Micro LEDe na le ts'ebetso e ntle haholo le mesebetsi e fapaneng, 'me e lebelletsoe ho sebelisoa haholo lipapatsong tsa khoebo, lithelevishene tsa maemo a holimo, likoloi le lintho tse ka roaloang, tse nang le menyetla e meholo ea mebaraka.Ho eketsa lisebelisoa le lisebelisoa tse ncha e tla ba monyetla oa bohlokoa bakeng sa nts'etsopele ea indasteri, 'me ho lebeletsoe ho fetola tikoloho ea indasteri ea lipontšo.Micro LED e ka fumana lits'ebetso tsa ponts'o ea mahala ea boholo bo boholo, 'me mahlale a joalo ka liphutheloana tsa modular le wiring e ka thoko e etsa hore ho kopanya mahala ho khonehe.Micro LED e ka boela ea hlokomela ts'ebeliso ea ho kopanya lisebelisoa tse sebetsang.Sesepa sa bokamoso se lebelletsoe ho fetoha sethala, se ka hlokomelang mesebetsi e fapaneng joalo ka ho sebelisana ka li-sensor, le ho senya mohopolo oa "ponts'o".
Boqapi boemong ba sesebelisoa bo ka tlisa phetoho boemong ba ts'ebetso.Ka ponts'o ea 3D, tšebelisano ea 3D, le mahlale a ntseng a hlaha joalo ka 5G le data e kholo, tataiso ea nts'etsopele ea ponts'o ea holographic nakong e tlang ha ho pelaelo hore e monate.Glass-based Micro LED e ka koahela masimo a ts'ebeliso ea lihlahisoa tse kholo, tse mahareng le tse nyane.Boholo ba mmaraka bo lebelletsoe ho hola ka potlako ho tloha ka 2024, mme ho lebelletsoe ho aha ketane e ncha ea liindasteri tse holimo le tse tlase.
Ka mor'a lilemo tsa lipatlisiso le nts'etsopele, pontšo e kholo ea Micro LED e fihlile ka molao boemong ba bohlokoa ka ho fetisisa selemong sena, 'me e fetohile matla a matla a ho ntlafatsa likarolo tse amanang, lisebelisoa le mekhoa ea tlhahiso.Keketso ea bahlahisi ba bangata le mokhoa o tsoelang pele oa nts'etsopele ea miniaturization li khothalelitse hoIndasteri ea Micro LEDho tsoela pele ho fihlela katleho e ncha ea thekenoloji, 'me sekala sa mmaraka le sona se tsoetse pele ho hola.
Ntle le lipontšo tse kholo, Micro LED e na le litšobotsi tse ntle tse ka sebelisoang ka li-backplanes tse tenyetsehang le tse phunyeletsang.E ka hlaha ka ponts'o ea likoloi le ponts'o e ka roaloang, e theha monyetla o mocha oa ts'ebeliso o fapaneng le theknoloji ea hajoale ea ponts'o.Ho kena ha bahlahisi ba bangata le mokhoa oa nts'etsopele oa miniaturization e tsoelang pele e tla ba senotlolo sa phokotso e tsoelang pele ea litšenyehelo tsa chip.
Lipontšo tsa nako e tlang li lokela ho khona ho lokolla matsoho, 'me li shebane le mesebetsi e mengata skrineng ho fihlela tšebelisano.Sena se hloka hore ponts'o e be le phapang e phahameng, PPI e phahameng, khanya e phahameng, esita le 'nete e atolositsoeng.Hajoale, Micro LED e ka fihlela litlhoko tsa nts'etsopele ea indasteri ea lipontšo tsa nako e tlang, empa ts'ebetso ea indasteri e ntse e hloka ho potlakisoa.Ka kakaretso, nts'etsopele ea liindasteri tsa Micro LED e tlameha ho qala ho hlokomela tlhahiso e kholo ea li-chips le ts'ebetso e tsoelang pele ea ts'ebetso.Ea bobeli, ho fetisoa ka bongata ho hloka ho kopanngoa le ho lokisoa ho finyella tlhahiso e ngata ea lihlahisoa.Taba ea boraro, tlas'a boemo ba ho khanna micro-current, katleho ea tlhahiso ea Micro LED e hloka ho ntlafatsoa le ho feta.Qetellong, tikoloho ea indasteri e ntse e tsoela pele, 'me litšenyehelo tsa hardware li lokela ho tsoela pele ho theoha.
Indasteri e lokela ho nahana ka mokhoa oa ho ntlafatsa tlhahiso ea Micro LED, e kenyeletsang ho lokisoa.Ho na le li-LED tse limilione tse mashome thelevisheneng.Haeba li fetisetsoa ho substrate, esita le haeba tekanyo ea lihlahisoa e ka fihla ho 99.99%, ho ntse ho e-na le libaka tse ngata tse lokelang ho lokisoa qetellong, 'me ho tla nka nako e telele.Ho boetse ho na le bothata ba ho khanya ho sa lekaneng skrineng.Ntle le moo, mabapi le lebelo la tlhahiso ea bongata, sekhahla sa lihlahisoa le litšenyehelo, Micro LED e ntse e se na melemo ha e bapisoa le kristale ea mokelikeli e ntseng e hola haholo.Le hoja indasteri e entse mosebetsi o mongata oa ho fetisa batho ka bongata, Micro LED e ntse e e-na le tsela e telele e lokelang ho etsoa pele e ka finyella tlhahiso ea bongata.Ho na le mekhoa e 'meli ea mantlha ea phetisetso ea batho ba bangata, e 'ngoe ke Pick&Place,' me e 'ngoe ke laser mass transfer.
Kamora ho bonts'a kristale ea metsi, Micro LED ke tlholisano e matla ea moloko o mocha oa theknoloji ea iteration, 'me ha ho pelaelo hore Micro LED chip ke sehokelo sa bohlokoa.Ho utloisisoa hore boholo ba Micro LED ke peresente e le 'ngoe feela ea chip ea mantlha ea LED, e fihlang ho tatellano ea mashome a li-micron.
Ho tloha ho LED ho ea ho Mini LED, ha ho na phapang e kholo ho theknoloji ea chip le ts'ebetso ea chip ha e le hantle, empa boholo ba chip boa fetoha.Phetoho ea bohlokoa ho nts'etsopele ea Micro LED ke hore karohano ea chip e ke ke ea phethoa ka ho tšesa le ho ngola substrate ea safire, empa chip ea GaN e tlameha ho eboloa substrate ea safire ka kotloloho.Theknoloji e teng ke feela thekenoloji ea laser lift-off, eo ka boeona e leng mokhoa o senyang, o seng o hōlile haholo Chaena.Ena ke bothata ba pele boo chip e tobanang le bona.
Bothata ba bobeli ke "dislocation density" ea Micro LED chip, e nang le phello e kholo haholo ho tsitsipano ea Micro LED chip.Qalong, ts'ebetso ea dislocation ho GaN LED epitaxy e ne e le holimo ho 1010. Le hoja ts'ebetso ea dislocation e ne e phahame, ts'ebetso e khanyang e ne e boetse e phahame.Kamora hore gallium nitride LED e hlahisoe Japane, kamora lilemo tse fetang 30 tsa nts'etsopele, ts'ebetso ea ts'ebetso e fihlile siling, 'me letsoalo la dislocation le fihlile 5 × 108.Leha ho le joalo, ka lebaka la ts'ebeliso e phahameng ea theknoloji ea LED e teng, nts'etsopele ea Micro LED e ka thibela haholo nts'etsopele ea lihlahisoa tse latelang.Ka hona, ho tsoela pele ka theknoloji e teng ea LED chip le ho nts'etsapele Micro LED ho hloka ho rarolla mathata a mabeli.E 'ngoe ke ho fokotsa sekhahla sa dislocation ea lisebelisoa tsa gallium nitride, 'me e' ngoe ke ho fumana theknoloji e phahameng ea ho phahamisa ho feta theknoloji ea laser lift-off.
Nako ea poso: Dec-30-2022