Nekukurumidza kukura kweaugmented reality (AR) tekinoroji, magirazi akangwara, sechinhu chakakosha chinotakura chehunyanzvi hweAr, ari kuchinja zvishoma nezvishoma kubva kupfungwa kuenda kuchokwadi. Nekudaro, kutorwa kwakapararira kwemagirazi akangwara kuchiri kutarisana nematambudziko mazhinji ehunyanzvi, kunyanya maererano neratidziro tekinoroji, uremu, kupisa kupisa, uye kuita kwemaziso. Mumakore achangopfuura, silicon carbide (SiC), sechinhu chiri kubuda, yakashandiswa zvakanyanya mumagetsi akasiyana semiconductor zvishandiso uye mamodule. Ikozvino yave kugadzira nzira yayo kupinda muAR magirazi kumunda sechinhu chakakosha. Silicon carbide's high refractive index, yakanakisa kupisa kupisa zvivakwa, uye kuomarara kwepamusoro, pakati pezvimwe zvinhu, zvinoratidza kugona kukuru kwekushandisa muhunyanzvi hwekuratidzira, dhizaini isina kuremerwa, uye kupisa kwekupisa kwemagirazi eAR. Tinogona kupaSiC wafer, iyo ine basa rakakosha mukuvandudza nzvimbo idzi. Pazasi, isu tichaongorora kuti silicon carbide inogona sei kuunza shanduko yekuchinja kumagirazi akangwara kubva kuzvinhu zvezvivakwa zvayo, tekinoroji kubudirira, kushandiswa kwemusika, uye tarisiro yeramangwana.
Zvivakwa uye Zvakanakira zveSilicon Carbide
Silicon carbide yakakura bandgap semiconductor zvinhu zvine zvakanakisa zvimiro zvakaita sekuomarara kwakanyanya, yakakwira yekupisa conductivity, uye yakakwira refractive index. Aya maitiro anoipa mukana wakakura wekushandiswa mumidziyo yemagetsi, michina yemaziso, uye kutonga kwemafuta. Kunyanya mumunda wemagirazi egirazi, zvakanakira silicon carbide zvinonyanya kuratidzwa mune zvinotevera zvinhu:
Yakakwirira Refractive Index: Silicon carbide ine refractive index inopfuura 2.6, yakakwirira kwazvo kupfuura zvigadzirwa zvechinyakare zvakaita seresin (1.51-1.74) uye girazi (1.5-1.9). Iyo yakakwira refractive index inoreva kuti silicon carbide inogona kunyatso kumanikidza kupararira kwechiedza, kuderedza kurasikirwa kwesimba, nekudaro ichivandudza kupenya kwekuratidzira uye nzvimbo yekuona (FOV). Semuyenzaniso, Meta's Orion AR magirazi anoshandisa silicon carbide waveguide tekinoroji, kuwana 70-degree ndima yekuona, inopfuura nekure 40-degree ndima yekuona echinyakare girazi zvinhu.
Yakanakisa Kupisa Kupisa: Silicon carbide ine yekupisa yekupisa mazana enguva yakakura kupfuura iyo yegirazi rakajairwa, ichigonesa kukurumidza kupisa conduction. Kupisa kupisa inyaya yakakosha yemagirazi eAR, kunyanya panguva yekupenya-kupenya uye kushandiswa kwenguva refu. Silicon carbide lenses inogona kukurumidza kutamisa kupisa kunogadzirwa ne optical components, kuwedzera kugadzikana uye hupenyu hwechigadzirwa. Isu tinogona kupa SiC wafer iyo inovimbisa inoshanda yekupisa manejimendi mumashandisirwo akadai.
Kuoma Kwepamusoro uye Kupfeka Kuramba: Silicon carbide ndechimwe chezvinhu zvakaoma zvikuru zvinozivikanwa, yechipiri chete kune diamond. Izvi zvinoita kuti silicon carbide lenses iwedzere kusagadzika, yakakodzera kushandiswa kwemazuva ese. Kusiyana neizvi, girazi uye resin zvinhu zvinowanzoitika kune zvikwambo, izvo zvinokanganisa ruzivo rwemushandisi.
Anti-Rainbow Effect: Zvechinyakare magirazi emidziyo mumagirazi eAR anowanzo kuburitsa murarabungu, uko mwenje weambient unoratidza kubva panzvimbo yewaveguide, uchigadzira mavara ane simba emwenje mapatani. Silicon carbide inogona kunyatso bvisa iyi nyaya nekugadzirisa iyo grating chimiro, nekudaro ichinatsiridza mhando yekuratidzira uye kubvisa muraraungu mhedzisiro inokonzerwa nekuratidzwa kwechiedza che ambient pane waveguide pamusoro.
Tekinoroji Kubudirira kweSilicon Carbide muAR Magirazi
Mumakore achangopfuura, budiriro yetekinoroji yesilicon carbide mumagirazi eAR yakanyanya kutarisana nekuvandudzwa kwediffraction waveguide lenses. Diffraction waveguide inyanzvi yekuratidzira iyo inosanganisa diffraction phenomenon yechiedza ine waveguide zvimiro kuparadzira mifananidzo inogadzirwa ne optical components kuburikidza ne grating mulenzi. Izvi zvinoderedza ukobvu hwelenzi, zvichiita kuti magirazi eAR ataridzike padyo neanogara achipfeka maziso.
Muna Gumiguru 2024, Meta (yaimbova Facebook) yakaunza kushandiswa kwesilicon carbide-etched waveguides yakasanganiswa nemicroLEDs mumagirazi ayo eOrion AR, kugadzirisa mabhodhoro akakosha muminda senge munda wekuona, uremu, uye zvigadzirwa zvemaziso. Meta's optical sainzi Pascual Rivera akataura kuti tekinoroji yesilicon carbide waveguide yakanyatso shandura mhando yekuratidzira yemagirazi eAR, ichichinja chiitiko kubva ku "disco-bhora-senge murarabungu nzvimbo dzemwenje" kuenda ku "konsati horo-yakaita serene chiitiko."
Muna Zvita 2024, XINKEHUI yakabudirira kugadzira yekutanga pasirese 12-inch high-purity semi-insulating silicon carbide single crystal substrate, zvichiratidza budiriro huru mumunda wemasasi makuru. Iyi tekinoroji inomhanyisa kushandiswa kwesilicon carbide mumakesi matsva ekushandisa senge magirazi eAR uye sinks yekupisa. Semuyenzaniso, 12-inch silicon carbide wafer inogona kugadzira 8-9 mapeya emagirazi eAR magirazi, achivandudza zvakanyanya kugadzirwa. Tinogona kupa SiC wafer kutsigira maapplication akadaro muAR magirazi indasitiri.
Munguva pfupi yapfuura, silicon carbide substrate mutengesi XINKEHUI yakabatana nekambani micro-nano optoelectronic mudziyo weMOD MICRO-NANO kumisikidza mubatanidzwa wakatarisana nekusimudzira uye kusimudzira musika weAR diffraction waveguide lens tekinoroji. XINKEHUI, iine hunyanzvi hwayo hwehunyanzvi musilicon carbide substrates, ichapa emhando yepamusoro substrates yeMOD MICRO-NANO, iyo inokwirisa mabhenefiti ayo mumicro-nano optical tekinoroji uye AR waveguide kugadzirisa kuti ienderere mberi nekukwidziridza kuita kwe diffraction waveguides. Kudyidzana uku kunotarisirwa kukurumidzira kubudirira kwetekinoroji mumagirazi eAR, kusimudzira mafambiro eindasitiri kuenda kumabasa epamusoro uye magadzirirwo akareruka.
Pachiratidziro cha2025 SPIE AR | VR|MR, MOD MICRO-NANO yakaratidza lenzi yayo yechipiri yechizvarwa chesilicon carbide AR, inorema magiramu 2.7 chete uye nehukobvu hwemamirimita 0.55 chete, yakareruka kupfuura magirazi ezuva ese, ichipa vashandisi chiitiko chisingaoneki chekupfeka, kuwana huremu hwechokwadi.
Mamiriro ekushandisa eSilicon Carbide muAR Magirazi
Mukugadzira maitiro esilicon carbide waveguides, timu yeMeta yakakunda matambudziko eiyo slanted etching tekinoroji. Maneja wekutsvagisa Nihar Mohanty akatsanangura kuti yakanyura etching tekinoroji isiri yechinyakare yekugadzika tekinoroji inoisa mitsetse pakona yakarerekera kukwirisa kubatanidza mwenje uye kubatanidza kushanda zvakanaka. Kubudirira uku kwakaisa hwaro hwekutorwa kwakawanda kwesilicon carbide mumagirazi eAR.
Meta's Orion AR magirazi mumiriri wekushandiswa kwesilicon carbide tekinoroji muAR. Nekushandisa silicon carbide waveguide tekinoroji, Orion inowana 70-degree ndima yekuona uye inonyatso kugadzirisa nyaya dzakadai se ghosting uye muraraungu mhedzisiro.
Giuseppe Carafiore, Meta's AR waveguide tekinoroji mutungamiri, akataura kuti silicon carbide's high refractive index uye thermal conductivity inoita kuti ive chinhu chakanakira magirazi eAR. Mushure mekusarudza izvo zvinhu, dambudziko raitevera raive rekugadzira waveguide, kunyanya iyo yakatenuka etching process ye grating. Carafiore akatsanangura kuti gireti, iro rinokonzeresa kubatanidza mwenje mukati nekubuda mulenzi, rinofanirwa kushandisa yakanyura etching. Mitsetse yakamiswa haina kurongeka yakatwasuka asi yakagovaniswa pakona yakarerekera. Nihar Mohanty akawedzera kuti ivo vaive timu yekutanga pasi rose kuwana yakatemerwa etching yakananga pamidziyo. Muna 2019, Nihar Mohanty nechikwata chake vakavaka tambo yakazvipira yekugadzira. Izvi zvisati zvaitika, hapana midziyo yaivepo yekuisa etch silicon carbide waveguides, uye tekinoroji yaisagoneka kunze kwerabhu.
Matambudziko uye Ramangwana Tarisiro yeSilicon Carbide
Kunyangwe silicon carbide ichiratidza kugona kukuru mumagirazi eAR, kushanda kwayo kuchiri kutarisana nematambudziko akati wandei. Parizvino, silicon carbide zvinhu inodhura nekuda kwekunonoka kwayo kukura uye kuoma kugadzirisa. Semuenzaniso, imwe silicon carbide lens yemagirazi eMeta's Orion AR inodhura mari inosvika chiuru chemadhora, zvichiita kuti zviome kuzadzisa zvinodiwa nemusika wevatengi. Nekudaro, nekukurumidza kusimudzira kweindasitiri yemotokari yemagetsi, mutengo wesilicon carbide uri kuderera zvishoma nezvishoma. Uyezve, kuvandudzwa kwemahombe-saizi substrates (senge 12-inch wafers) inoenderera mberi nekutyaira kudzikiswa kwemutengo uye kuvandudzwa kwehunyanzvi.
Iyo yakanyanya kuomarara yesilicon carbide zvakare inoita kuti zviome kugadzirisa, kunyanya mu micro-nano chimiro chekugadzira, zvichitungamira kune yakaderera goho. Mune ramangwana, nekubatana kwakadzama pakati pesilicon carbide substrate suppliers uye micro-nano optical vagadziri, nyaya iyi inotarisirwa kugadziriswa. Silicon carbide's application mumagirazi eAR ichiri mumatanho ekutanga, ichida mamwe makambani kuti aise mari mu optical-giredhi silicon carbide tsvagiridzo nekuvandudza michina. Chikwata cheMeta chinotarisira kuti vamwe vagadziri vatange kugadzira michina yavo, sezvo makambani mazhinji anodyara mari mu optical-giredhi silicon carbide tsvagiridzo nemidziyo, iyo inosimba yevatengi-giredhi AR magirazi indasitiri ecosystem inova.
Mhedziso
Silicon carbide, ine yakakwira refractive index, yakanakisa kupisa kupisa, uye kuomarara kwakanyanya, iri kuita chinhu chakakosha mumunda wemagirazi eAR. Kubva pakubatana pakati peXINKEHUI neMOD MICRO-NANO kusvika pakubudirira kushandiswa kwesilicon carbide mumagirazi eMeta's Orion AR, kugona kwesilicon carbide mumagirazi akangwara kwakaratidzwa zvizere. Kunyangwe zvipingamupinyi zvakaita semutengo uye zvipingaidzo zvehunyanzvi, sezvo indasitiri inokura uye tekinoroji iri kuramba ichifambira mberi, silicon carbide inotarisirwa kupenya mumunda wemagirazi eAR, kutyaira magirazi akangwara akananga kuita kwepamusoro, huremu huremu, uye kutorwa kwakafara. Mune ramangwana, silicon carbide inogona kuve iyo inonyanya kukosha muindasitiri yeAR, ichiunza nguva nyowani yemagirazi akangwara.
Iko kugona kwesilicon carbide hakugumiri kune magirazi eAR; mashandisirwo ayo emuchinjika-indasitiri mune zvemagetsi uye mafotonics anoratidzawo tarisiro yakakura. Semuyenzaniso, kushandiswa kwesilicon carbide muquantum computing uye high-power electronic devices kuri kushingaira kuongororwa. Sezvo tekinoroji ichifambira mberi uye mutengo uchidzikira, silicon carbide inotarisirwa kuita basa rakakosha mune mamwe minda, ichimhanyisa kusimudzira maindasitiri ane hukama. Tinogona kupa SiC wafer kune akasiyana maapplication, tichitsigira kufambira mberi mune ese ari maviri tekinoroji yeAR uye kupfuura.
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Nguva yekutumira: Kubvumbi-01-2025