Kudiwa kweterminal uye mitemo zvinotungamira kukura nekukurumidza kweindasitiri yeMicro LED

Micro LED Tekinoroji yekuratidza ine hexagonal warrior. Ruzivo rwevanhu runopfuura 80% rwunowanikwa kuburikidza nemaziso, uye zvinodiwa nevanhu zvemhando yepamusoro yemufananidzo wekuratidzira uye chimiro zvinotungamira kukura nekudzokororwa kwetekinoroji yekuratidzira. Tekinoroji yekuratidza mavara yakasangana netekinoroji dzekuchinja dzakadai seCRT kubva pakugadzirwa kwayo, uye parizvino inotongwa netekinoroji yeLCD neOLED. Panyaya yekushanda, Micro LED setekinoroji yekuratidzira yechizvarwa chinotevera, zvichienzaniswa nekugadzirwa kukuru kwetekinoroji yeLCD (liquid crystal display) uye tekinoroji yeOLED (organic light-emitting diode diode display), Micro LED ine mukana wepamusoro wekushanda mune chero hunyanzvi: Hupenyu hurefu, musiyano mukuru, inogona kuwana resolution yepamusoro, mhinduro inokurumidza, kuona kwakafara Angle effect, ruvara rwakapfuma, inoonekwa semhinduro yekupedzisira kwetekinoroji yekuratidzira.

Chekutanga, indasitiri yeMicro LED iri kuramba ichikura nemitengo uye mashandiro ayo.

Micro LED itekinoroji itsva ye LED miniaturization uye matrix, iyo inoreva kubatanidzwa kwe high-density micro-size LED array pa chip. Tekinoroji iyi inoita kuti single-point drive self-lighting iite miniaturise LED unit kusvika padanho risingasviki 50 microns, iro riri ~ diki ka100 pane ma LED echinyakare uye rinoderedza pixel pitch kubva pa millimeter kuenda ku micron. Saka, Micro LED inonyanya kuve micron-level LED, uye LED light-emitting diode chishandiso che solid-state semiconductor chinogona kushandura simba remagetsi kuita chiedza chinoonekwa.

Panyaya yemutengo, jira rema "sapphire epitaxial" rema "inch" mana, rakachekwa kuita ma "LED chips" akajairika angangoita 60,000, rakachekwa kuita "... Mini LED Machipisi angangoita 600,000, akacheka machipisi eMicro LED muanopfuura mamiriyoni 2.4. Pawafer imwe chete, huwandu hweMicro LED hwakawedzerwa zvakanyanya, uye mutengo wechipisi chimwe chete wakaderera, icho chiri chimwe chezvikonzero zvekukwanisa kweMicro LED kubva pakuona kwemari.

Panyaya yekushanda, zvichienzaniswa netekinoroji yeLCD netekinoroji yeOLED yakagadzirwa nevanhu vakawanda, Micro LED ine zvakanakira zvekushanda zvakanaka kwazvo muzvinhu zvese zvetekinoroji, zvakaita sehupenyu hurefu, musiyano mukuru, resolution yepamusoro, mhinduro inokurumidza, mhedzisiro yekuona yakafara, ruvara rwakapfuma, kupenya kwakanyanya uye kushandiswa kwesimba kushoma. Pakati pazvo, (1) kutetepa uye kwakareruka: saizi yeMicro LED inenge 1/100 ye LED yechinyakare, kana inenge 1/10 yehupamhi hwebvudzi remunhu; (2) Kushandiswa kwesimba kushoma: Micro LED inoshandisa chimiro chetatu chemavara makuru che sub-pixel chinozvivheneka, maitiro ekuratidzira LCD anoda kushandisa backlight kune polarizer uye wozoisa ruvara, maitiro ekuratidzira anorasikirwa nesimba rakawanda, zvichienzaniswa neaya maviri, mukushandiswa kwesimba rekuratidzira kweMicro LED inenge 10% yesimba reLCD. Micro LED inoshandisa zvinhu zvisingasanganisike kuburitsa chiedza, icho chine kushanda kwakawanda kwechiedza, uye OLED inoshandisa zvinhu zveorganic kuburitsa chiedza, uye kushandiswa kwesimba rinopenya kwezvose zviri zviviri kwakaderera pane kweOLED. Saka, pakuratidzwa kwemufananidzo mumwe chete, simba reMicro LED rinoshandiswa rakaderera pane OLED, uye rakaderera pane LCD; (3) Kupenya kwakanyanya: Micro LED inoshandisa gallium nitride (GaN) inorganic material muchikamu chinopenya, uye kupenya kwayo kunogona kusvika 105cd/m2, yakakwira kupfuura 3,000cd/m2 yeLCD uye 1,500cd/m2 yeOLED, uye hupenyu hwebasa rezvinhu zvisingasanganisike hwakareba; (4) Kupenya kwakanyanya: pasi pehunyanzvi hweMicro LED display, Micro LED yega yega ipixel inogona kuzvivhenekesa, uye Micro LED imwe chete iri padanho re micron, saka inogona kuwana resolution yakakwira kwazvo. Pixel density yeMicro LED display inogona kupfuura 1,500PPI, nepo LCD neOLED screen PPI iri inenge 800PPI uye 400PPI.

Muchidimbu, mutengo uye mashandiro zvichasimudzira kufambira mberi kweindasitiri yeMicro LED.

Chechipiri, mamiriro ekushandisa eMicro LED

Micro LED ndiyo tekinoroji yepamusoro yekuratidzira mune ramangwana. Kana usingafungi nezvemutengo uye kukura kwemaitiro, tarisa chete mashandiro uye data rezviratidzo zvechiratidziro, Micro LED pasina mubvunzo ndiyo tekinoroji yepamusoro yekuratidzira, Micro LED zviratidzo zvese zvekushanda zviri nani pane mamwe matekinoroji ekuratidzira. Panyaya yekushandiswa, Micro LED yakakodzera saizi dzese dzezvishandiso zvechigadzirwa. Kubva pamaonero ehunyanzvi hwekugadzira uye kugona kwehupfumi, Micro LED ichave yekutanga kuiswa kune zviratidziro zvidiki zviri pasi pe 3 inches uye zviratidziro zvakakura zvinopfuura 100 inches.
Kana tichitaura nezvehukuru hudiki hwezviratidziro pasi pemasendimita matatu, Micro LED ichaparadza musika weOLED. Kuratidzwa kwehukuru hudiki nekuti kureba kwekuona kuri pedyo zvikuru, zvinodiwa zvekuratidzira zvakanyanya, uye kuratidza kwehukuru hudiki kwakajairika muma terminals emafoni, uye kune zvinodiwa zvakanyanya pakushandisa simba. Nokudaro, OLED yave tekinoroji huru yekuratidzira kwehukuru hudiki nemabhenefiti ayo ekushandisa simba shoma uye mhedzisiro yakanaka yekuratidzira, asi mugove weOLED mumunda uyu uchaparadzwa neMicro LED mune ramangwana. Kune rumwe rutivi, Micro LED iri nani pane OLED muzviratidzo zvese zvekushanda kwekuratidzira zvakaita semhedzisiro yekuratidzira uye kushandiswa kwesimba; Kune rumwe rutivi, nekuda kwehukuru hudiki hwechidzitiro uye huwandu hushoma hwema pixels, mutengo weMicro LED unogonawo kudzorwa. Kubva pamaonero etekinoroji iripo, Micro LED yakakwanisa kuita kuti chip miniaturization ivepo, asi kuchine zvimwe zvipingamupinyi mukutamiswa kukuru, goho rayo rakaganhurirwa, pari zvino, makambani akasiyana-siyana ari kutsvaga mhinduro dzekuvandudza tekinoroji zvichibva pamitengo inodzorwa.

Panyaya yekuratidzwa kwemainji 3-99, Micro LED inonetsa kubvisa chikamu chemusika cheLCD neOLED munguva pfupi. Nekuda kwedaro rekuona riri pedyo, chiratidziro chine zvinodiwa zvakanyanya zvehukuru hwechip uye pitch, nepo saizi yechiratidziro ichikura uye huwandu hwese hwemapikisheni hunowedzerawo, saka Micro LED inoshandiswa kuratidzwa kwemainji 3-99 yakawedzera zvakanyanya kuoma kwehunyanzvi uye mutengo wemaitiro acho, uye kukura kwetekinoroji yeMicro LED muhuwandu uhu kunofanirwa kuvandudzwa. Uye chinonyanya kukosha ndechekuti nzvimbo iyi yehukuru, ingave diki OLED neLCD yakakura, mabhenefiti ayo emutengo haazununguki zvachose. Mune ramangwana, nekudzikira kuri kuramba kuchiitika kwemutengo weMicro LED neLCD neOLED uye kuvandudzwa kuri kuramba kuchiitika, musiyano uripo pakati pemutengo nekuoma kwemaitiro eMicro LED neLCD neOLED uchawedzera kuderedzwa.

Panyaya yekuratidzwa kwakakura kwemainji anopfuura 100, Micro LED ine mukana. Mumusika wekuratidzwa kwemainji anopfuura 100, LCD ichaganhurirwa nekubudirira kwekugadzirwa uye kuderedzwa kwekushanda kwemapaneru makuru, uye OLED zvakare zvakaoma kudzikisa mutengo nekuda kwemaitiro ekubuda kwemvura mushure mekubudiswa kukuru, kwakaderera, saka kare, mhedzisiro yekuratidzwa ndeye mapurojekita akajairika uye skrini dzeLCD splicing dzinotora nzvimbo huru mumusika wekuratidzwa kwemainji anopfuura 100. Zvisinei, nekuderera kukuru kwemutengo weMicro LED, ichakurumidzisa kutsiviwa kwezvigadzirwa zvechinyakare zvekuratidzira zvakaita semapurojekita neLCD splicing zvine mabhenefiti akawanda akadai sekubatanidza skrini yakazara, ruvara rwakapfuma uye kupenya kwakanyanya.

Saizi yemusika weindasitiri yeThree Micro LED

Parizvino, machipisi eMicro LED akagadzirwa muzviratidziro zvakaita semagirazi neTVS, asi zvigadzirwa zvakawanda zvichiri muchikamu chepfungwa nekuda kwemitengo yakaderera uye hazvisati zvasvika pakukwidziridzwa kukuru mumusika. Mune ramangwana, nekubudirira uye kukura zvishoma nezvishoma kwetekinoroji yakakosha yeMicro LED, mutengo wekutengeserana neindasitiri wadzikira zvikuru, uye goho remachipisi ravandudzika, Micro LED inotarisirwa kutungamira mukushandiswa kwezviratidziro zvakakura uye zvidiki. Kubva pamaonero ekutumira, zvichienderana nedata reOmdia rekufanotaura, rakakanganiswa nemawachi akangwara uye kudiwa kwemusika weTV wepamusoro, kutumirwa kweMicro LED display yepasi rose kuchakwira kubva padanho diki muna 2020 kusvika kune anopfuura mamiriyoni gumi nematanhatu zvidimbu muna 2027, uye mukana wekudiwa kwemusika wakakura. Kubva pahukuru hwemusika, zvichienderana nekufanotaura kweJibang Consulting, mumamiriro ezvinhu ekushandisa micro-display, zvinotarisirwa kuti muna 2026, kukosha kweMicro LED AR glasses display chip kuchasvika mamiriyoni makumi mana nerimwe emadhora ekuAmerica; Muchiitiko chekuratidzwa kukuru, kukosha kweMicro LED large display chips kuchasvika $54 miriyoni muna 2022, uye kunotarisirwa kukwira kusvika $4.5 bhiriyoni muna 2026, nekukura kwegore negore kwe204%, uye pane mukana wakakura wekukura kwemusika.

Chechina, kudiwa kwekupedzisira uye mutemo zvinotungamira kukura nekukurumidza kweindasitiri

(1) Kuchinja kwezvinodiwa zvemagetsi ndizvo zvinhu zvikuru zviri kukonzera kukura kweindasitiri iyi

Kubva muna 2009, indasitiri yemachipisi e LED yasangana nematanho matatu, ese achikonzerwa nekudiwa kutsva kwezvigadzirwa zve LED. Danho rekutanga riri pamberi pa2013, flat panel TV uye nharembozha backlight sezvinodiwa zvikuru kuti LED ifambise mberi indasitiri ye LED, danho rechipiri riri 2013 kusvika 2014, 2013, European Union yakarambidza zvachose mwenje chena yakarukwa, kudiwa kwemwenje yehunyanzvi ye LED uye kukwira kwemwenje yenzvimbo, kutengeswa kwe LED kunze kwenyika kuri kukwira kuti kufambise mberi indasitiri ye LED; Danho rechitatu riri kubva muna 2015 kusvika 2020, kukura nekukurumidza kwe LED diki, nhamba huru ye LCD ne DLP dzinotsiva, dzinoshandiswa zvakanyanya munzvimbo dzehurumende dzekuraira, kuchengetedzeka, kudzora zvirwere, bhizinesi, kufamba husiku nedzimwe nzvimbo, nokudaro zvichitungamira kukura kweindasitiri; Danho rechina nderekuti mushure me2020, kudiwa kweindasitiri ye LED ye high-definition display uye kushandiswa kwesimba kushoma kwakawedzera zvishoma nezvishoma mwero wekupinda kwe Micro LED. Senzira yepamusoro yekuratidzwa, nekudzikiswa kwemitengo uye kufambira mberi kwetekinoroji, Micro LED ichaita kuti maindasitiri eMicro LED akurumidze kushanda zvakanaka senge hupenyu hurefu, musiyano mukuru, resolution yepamusoro, ruvara rwakakora, kupenya kwakanyanya uye kushandiswa kwesimba shoma, uye inotarisirwa kukurudzira indasitiri kuti ipinde muchikamu chinokwira zvakare.

(2) Kutsigirwa kwakasimba kubva mumitemo yenyika kuchatungamira kukura kweindasitiri

Sechizvarwa chinotevera chetekinoroji itsva yekuratidza, Micro LED yakakwezva vanhu vakawanda. Mumakore achangopfuura, hurumende yakaburitsa mitemo yakati wandei inotsigira, yakaita se "Chirongwa chemakore mashanu chechigumi nemana" muna 2021, icho chinotaura zvakajeka kuti semiconductor yechizvarwa chechitatu chinhu chakakosha, uye chirongwa ichi chinofukidza matekinoroji akakosha akadai semotokari itsva dzemagetsi, mashandisirwo makuru edata, kutaurirana kwe5G, uye kuratidzwa kweMicro LED. Bazi reIndasitiri neTekinoroji yeRuzivo nemamwe madhipatimendi mashanu vakaburitsa "Virtual reality and industry application Integration Development Action Plan (2022-2026)", iyo ichatarisa pakusimudzira Micro LED nedzimwe nzira dzekuvandudza tekinoroji yemicro display; Bazi reIndasitiri neBazi reMari vakaburitsa "Electronic Information Manufacturing Industry 2023-2024 stable growth action Plan" yakakurudzirwa kusimudzira nesimba Mini LED, Micro LED nedzimwe nzira dzekugadzira; Bazi reIndasitiri neTekinoroji yeRuzivo nemamwe madhipatimendi manomwe vakaburitsa pamwe chete "Implementation Opinions on Promoting Future Industrial Innovation and Development", iyo yakakurudzira kupasa kuburikidza neMicro LED, laser, printing nedzimwe nzira dzekuratidza uye kuita kuti dzishandiswe zvakanyanya. Kuburitswa uye kushandiswa kwemitemo nemirau iri pamusoro apa kunoratidza mafungiro akanaka uye kutsunga kwakasimba kwehurumende yeChina kusimudzira indasitiri yeMicro LED, iyo inopa nzvimbo iri nani yekusimudzira indasitiri yeMicro LED. Micro LED inotarisirwa kubatsirwa nerutsigiro rwemitemo yenyika uye kuunza budiriro nekukurumidza.

Chishanu, kukura kweindasitiri yeMicro LED

(1) Mamiriro ekusimudzira indasitiri

Maitiro ekugadzira maMicro LED akafanana nematanho ehunyanzvi echinyakare, anosanganisira kukura kwe LED epitaxial wafer, kugadzirwa kwemachipisi eMicro LED, kugadzirwa kwemutyairi wemusana (TFT driver kana Micro IC driver), kutamiswa kukuru kwezvikamu zvina. Chekutanga, dhizaini yechimiro che LED ifirimu rakatetepa, Micro, array, uye Micro LED inotamisirwa kubhodhi redunhu uchishandisa tekinoroji yakawanda, substrate inogona kuva yakaoma, yakapfava yakajeka, substrate isina kujeka; Nekushandisa maitiro ekuisa physical deposition kupedzisa layer yekudzivirira uye electrode yepamusoro, substrate yepamusoro inogona kurongedzwa uye Micro LED display iri nyore inogona kupedzwa. Nekudaro, nekuda kwekuita kuti chip ive shoma, tekinoroji yekugadzira maMicro LED yakaisa zviratidzo zvitsva zvehunyanzvi uye zvinodiwa zvechinongedzo chega chega cheni yeindasitiri iripo, kusanganisira zvinodiwa zvekutsvaga nekusimudzira matekinoroji akakosha muminda yakasiyana-siyana senge zvinhu, maitiro, uye michina, uye tekinoroji yechina yechina yeindasitiri haigone kugadzirwa yakazvimirira, isystem yehunyanzvi yakaoma kwazvo. Zvakakosha kushandira pamwe nekumusoro nekudzika kwechina yeindasitiri senge mapaneru, machipisi, massive transfers uye madriver ics. Parizvino, matekinoroji mana akakosha ekugadzira epitaxy & chips, massive transfer, full-color display, uye display drive zvichiri kuda kugadziriswa.

(2) Pfupiso yekuvandudzwa kwetekinoroji yepasi rose

Kubva pamaonero enhoroondo yekuvandudzwa kweMicro LED, mapurofesa maviri paTexas Tech University vakatungamira mukupa pfungwa yeMicro LED muna 2000, uye ikozvino yapinda munguva yepamusoro yekuvandudzwa kwetekinoroji yepasi rose. Kubva muna 2017, basa rekuvandudza tekinoroji yeMicro LED rakawedzera zvakanyanya, uye parizvino riri munguva yekukura kukuru. Parizvino, Micro LED ine patent reserve yepasi rose inodarika 40,000, iyo inodarika 13,000 iri patent inoshanda, uye huwandu hwehuwandu hwekuongorora nekuvimbika huri pedyo ne80%, zvichiratidza kuti zvipingamupinyi zvepatent zvinogona kuitika mumunda uyu zvakakwirira; Kubva pamaonero enzvimbo inoshanda yekuvandudzwa kwetekinoroji yeMicro LED, nzvimbo inoshanda yekuvandudzwa kwetekinoroji iri muChina, United States neSouth Korea, uye dunhu remagadzirirwo epatent rinoratidza kuti musika unoshanda uri muChina neUnited States. Kubva pamaonero emasangano makuru ekuvandudza pasi rose neChina, masangano ekuvandudza pasi rose anotungamira muChina, South Korea neUnited States ane mabhenefiti akawanda, kunyanya mu display panel uye ma photoelectric emakambani. Pakati pemakambani gumi nemashanu epamusoro pasi rose, makambani ekuChina aive anopfuura hafu, BOE, Huaxing Optoelectronics ari pakati pemakambani mashanu epamusoro pasi rose; Kuwedzera kune makambani anotungamira muChina, Samsung neLG patent layout yeSouth Korea dziri pamberi pepasi rose. Kubva pamhedzisiro yekugoverwa kwehuwandu hwemapatent zvichienderana nerudzi rwemasangano eR&D, makambani matsva ndiwo akakwira, achisvika 29%. Kubva pamaonero emhando dzemapatent, huwandu hwemapatent hwakagoverwa zvichienderana nematekinoroji mana akakosha e epitaxy ne chip structure, massive transfer, full-color display, uye display driver.

(3) Kugadzirwa kwetekinoroji ina dzakakosha

Kugadzirwa kweEpitaxy neChip: Maitiro ekugadzira Micro LED kubva kuWafer kuenda kuChip anofanira kupfuura nematanho akadai se epitaxy - step etching - conductive layer preparation - electrode preparation. Mukutungamira kwetekinoroji ye epitaxy & chip structure, kune Micro LED diki, indasitiri iripo inonyanya kunetseka nezvekufanana kwewavelength, low epitaxy defect uye quantum efficiency issues: (1) Mushure mekunge chip yaitwa miniaturized, pane zvinodiwa zvakanyanya zve epitaxy wavelength consistency uye low defect rate, traditional LED inoda 6-12nm, Micro LED chip inofanirwa kuderedzwa kusvika 2nm; (2) Saizi yechip iri kuramba ichiwedzera kuderera, uye goho rekucheka riri kudzikira; (3) Kushanda kweMicro LED kuchawedzera nekuwedzera kwe current density, uye kudzikira nekuwedzera kwe current density mushure mekusvika peak value. Sezvo saizi yeMicro LED ichidzikira, kushanda kwe peak kunoenda kudivi re high current density, uye kushanda kwe peak kunoramba kuchidzikira.

Kutamiswa kukuru: Nekuda kwemusiyano uripo mukukura kweMicro LED luminous layer ne driver substrate, zvakaoma kubatanidza display array ne driver device kuburikidza nekukura, saka zvakakosha kutamisa Micro LED grains yakagadzirwa ku drive circuit board, inova nzira huru yekutamisa. Tichitora 4K TV semuenzaniso, grains dzinoda kutamiswa dzakakwira kusvika mamiriyoni makumi maviri nemana (dzakaverengerwa mu 4,000 x 2,000 x RGB three colours), kunyangwe kutamiswa kwe10,000, kunoda kudzokororwa ka2,400, saka kutamiswa kukuru kunosangana nematambudziko matatu makuru: (1) kurongeka kwekutamisa: Kurongeka kwekutamisa Micro LED ku drive circuit board kunofanirwa kudzorwa mukati me ±0.5μm, uye dhizaini yekutamisa inofanira kunge iine high alignment accuracy uye drop point accuracy. (2) Kushanda zvakanaka kwekutamisa: LED yechinyakare 2 pieces/sekondi, Micro LED inoda 20,000 pieces/sekondi; (3) Kugovaniswa kwekuchinjana: Zvigadzirwa zvekuratidzira zvinobvumira pixel error zvakaderera zvikuru, kana uchida kugadzira pasi pemapikiseli mashanu eruvara rwakazara rwe1920*1080, kugovaniswa kwekuchinjana kunofanirwa kusvika 99.9999%.

Tekinoroji yekutumira yakakura inosanganisira simba remamorekuru (kutamisa chisimbiso), electrostatic, magnetic transfer, laser transfer, self-assembly (fluid assembly technology) nezvimwewo. Laser large transfer inogona kudzora saizi yemhinduro diki, inokurumidza, inokwanisa kutamisa zvakanyanya, uye ine mwero wepamusoro wekusarudza, laser transfer kana ichave tekinoroji huru yekutumira kukuru. Parizvino, tekinoroji yekutumira kukuru yemuno nemidziyo iri kufambira mberi, vagadziri velaser large (002008), vatungamiriri vehungwaru (300450), Haimu star laser nezvimwe zvishandiso zvekutumira zvakakura zvakatumirwa zvinobudirira, zvakaunzwa kune vatengi, asi michina yelaser yemuno kubva mukugadzirwa kukuru ichiri kure.

Kuratidzwa kwemavara akazara: Micro LED kuti iwane monochrome kuri nyore, asi kuti iwane mavara akazara kwakaoma, mavara matatu eRGB anofanira kutamisa mavara matsvuku, magirini nebhuruu. Sechiratidzo chikuru chehunyanzvi hweMicro LED tekinoroji, kutsvagisa kweMicro LED tekinoroji yakazara kwave chinhu chinotsvagisa uye kuoma mukuvandudzwa kwetekinoroji yeMicro LED. Nzira dzekugadzira mavara eMicro LED dzinosanganisira nzira yeRGB yemavara matatu, nzira yeUV blue LED+ luminescent medium uye nzira yekugadzira lenzi, zvese zvine zvikanganiso zvinoenderana. Mukuenzanisa, maererano nekuyerera kwemaitiro nezvinhu, nzira yeUV blue LED+ light-emitting medium iri nyore kupfuura mamwe mapurojekiti, kunyanya kushandisa bhuruu LED kutsiva plate ye backlight, uchishandisa quantum dot film kana phosphor senzira yemwenje yekutsiva mafirita eRGB, kupedzisa kuratidzwa kwemavara akazara.

Dhiraivha yeDisplay: Chirongwa chekugadzira dhiraivha chinoshanda chinomiririrwa neCMOS neTFT chave chinhu chikuru mukuvandudzwa kwetekinoroji yeMicro LED. Micro LED mudziyo unoburitsa chiedza unoshandiswa nemagetsi, uye nzira yawo yekutyaira inowanzo kamurwa kuita PM(Passive Matrix) passive drive uye AM(Active Matrix) active drive. Nekuda kwe passive drive: (1) haikodzeri kugadzirwa kwenzvimbo yakakura, haigone kusangana nezvinodiwa ne large-screen drive; (2) Column scanning drive hunhu, zviri nyore kugadzira column pixel light isina kufanana, zvichikonzera kuti display image uye resolution zvisashande; (3) Pixel pitch iri kudzikira zvishoma nezvishoma, passive drive mode yePCB board yechinyakare haigone kusangana nedrive demand, uye ine zvakawanda zvakaipa mukushandiswa kweMicro LED, saka, active drive design scheme inomiririrwa neCMOS neTFT ichave shamwari yakanaka yekuvandudza tekinoroji yeMicro LED. Semuenzaniso, mune tekinoroji yeCMOS driver, kuitira kuti ipfuure ne transfer bonding technology, indasitiri iripo inotarisa pakutsvaga tekinoroji ye bonding yeMicro LED neCMOS driver circuit.