Zaub Technology Sib Piv: IPS/LTPS/CGS/IGZO/AMOLED

Cov ntxaij vab tshaus twg yog IPS, LTPS, CGS, IGZO, AMOLED, thiab qhov txawv yog dab tsi? Tam sim no lub xov tooj ntawm lub vijtsam thev naus laus zis ntau dhau, tsab xov xwm no xav qhia ntau yam vaj huam sib luag thiab thev naus laus zis, kom txhua tus tuaj yeem paub qhov txawv.

Nyob rau xyoo tsis ntev los no, lub xov tooj ntawm tes thev naus laus zis tau tshwm sim yam tsis kawg. Thaum ntxov li ob peb xyoos dhau los, AMOLED thiab IPS cov ntxaij vab tshaus tau siv hauv xov tooj ntawm tes, thiab tom qab ntawd muaj cov ntxaij vab tshaus xws li CGS. Koj puas paub lub vijtsam twg iPhone 5 siv? Qhov tseeb, iPhone5 siv lwm lub xov tooj tshiab tshuab thev naus laus zis, uas yog LTPS qhov ntsuas kub qis polysilicon screen. Dab tsi yog qhov sib txuas thiab sib txawv ntawm cov ntau yam xov tooj ntawm tes thev naus laus zis?

Tam sim no lub xov tooj ntawm lub xov tooj thev naus laus zis thiab cov vaj huam sib luag muaj ntau dhau, tsis hais txog cov neeg siv khoom ib txwm muaj, txawm tias cov neeg siv uas ua si ntau lub xov tooj ntawm tes yuav tsis yooj yim. Nws yog qhov tsim nyog los txhais lawv.

Ua ntej tshaj plaws, peb xav hais txog tias tsuas muaj ob hom kev tshuaj ntsuam rau lub xov tooj ntawm tes, uas yog TFT-LCD thiab OLED. Feem ntau ntawm OLEDs ntawm kev ua lag luam yog AMOLED, thiab lawv sawv cev rau passive thiab nquag siv cov ntxaij vab tshaus feem.

Cov neeg tsim khoom tam sim no nyiam siv cov vaj huam sib luag los lo rau TFT-LCD vaj huam sib luag. Cov vaj huam sib luag feem ntau suav nrog TN, VA, IPS, CPA (AVS), thiab lwm yam, thaum a-Si, IGZO, LTPS thiab CGS yog cov khoom siv thev naus laus zis. Tam sim no, feem ntau OLED cov ntxaij vab tshaus ntawm lub xov tooj ntawm tes feem ntau yog Samsung' s SuperAMOLED cov ntxaij vab tshaus.

Zaub tshuaj ntsuam keeb kwm kev tshuaj xyuas

Ua haujlwm

Lub vaj huam sib luag SuperAMOLED hu ua Super Active Matrix Organic Light Emitting Diode (SuperActiveMatrixOrganicLightEmittingDiode).

Txij li LCD thev naus laus zis thev naus laus zis tau txais kev txhawb nqa (txhawb nqa los ntawm lub teeb pom kev zoo), ib txwm poob qhov ci ci tsis muaj teeb meem dab tsi, thiab lub teeb yuav tsum dhau los ntawm ob txheej iav thiab ntau zaj duab xis los tsim lub teeb pom kev zoo, uas yuav coj xim ploj, thiab pixels Nws kuj tseem nyuaj ntxiv kom ntom ntom ntom ntom, thiab tus nqi yuav siab dua. Yog li ntawd, tib neeg xav tau lub vijtsam uas tuaj yeem ze rau qhov tsis muaj kev poob qis, yog li kev tawm tsam thev naus laus zis thev naus laus zis uas tuaj yeem tso lub teeb tau tsim. Nov yog qhov peb hu ua AMOLED.

Txij li nws tsis xav tau iav tuab thiab lub teeb pom kev rov qab, lub teeb tawm los ntawm lub vijtsam no tuaj yeem tau txais ncaj qha los ntawm tib neeg lub qhov muag, yog li lub vijtsam no yog lub vijtsam zoo tagnrho tsis hais xim ploj lossis saib lub kaum ntse ntse. Tab sis Vajtswv feem ntau ncaj ncees, OLED kuj muaj nws qhov tsis txaus ntseeg, uas yog, peb-xim luminescence poob yog tsis sib xws.

Peb paub tias lub teeb dawb tam sim no yog ua los ntawm peb lub ntsiab xim, xws li liab, ntsuab, thiab xiav. Yog tias peb xav tso tawm peb yam teeb pom kev zoo no, lub zog peb yuav tsum muab yog tsis sib xws, uas qhia tias qhov siv tam sim no tsis zoo ib yam (E=hv, lub zog xav tau rau ntau zaus sib txawv kuj txawv), uas zoo li koj ntaus qee yam, ntau dua qhov quab yuam koj siv, cov cuab yeej yooj yim dua yog ua kom puas, yog li cov hluav taws xob liab liab tawm hauv AMOLED raug puas tsuaj dua li xiav-ntsuab Cov hluav taws xob yuav tsum qeeb, uas txhais tau tias siv lub vijtsam ntau dua, ntau dua liab nws yuav. Yog li ntawd, txhawm rau ua kom qeeb cov txiaj ntsig no, qee cov tuam txhab tsim khoom yuav kho lub vijtsam kom xiav thaum nws tawm ntawm lub Hoobkas, kom cov xim ntawm lub vijtsam yuav zoo ib yam tom qab siv sijhawm.

passive

Passive panels xav tau kev txhawb nqa backlight, thiab feem ntau yog cov hauv qab no.

TN vaj huam sib luag hu ua TwistedNematic, thiab nws cov nqi qis yog lub hom phiaj kom siv dav tshaj plaws. TN qee zaum hu ua TFT (zoo, qhov no yog lub npe nrov thiab tsis muaj pov thawj rau tib neeg). Qhov tsis zoo ntawm TN vaj huam sib luag yog qhov pom me me thiab muaj peev xwm tsim xim me me.

Lub npe tag nrho ntawm VA vaj huam sib luag yog vaj huam sib luag ntsug (VerticalAlignment), thiab muaj ob hom: Fujitsu' s MVA thiab Samsung' s PVA. Piv nrog TN vaj huam sib luag, VA vaj huam sib luag tuaj yeem muab dav saib pom thiab muaj peev xwm ua kom xim zoo dua. Samsung' s PVA (Patterned Vertical Alignment) vaj huam sib luag thev naus laus zis tau tsim thiab tau txais los ntawm Fujitsu' s MVA. Qhov tsis zoo ntawm VA panels yog kev siv hluav taws xob ntau dua thiab tus nqi siab dua.

Lub npe tag nrho ntawm IPS vaj huam sib luag yog Kev Hloov Dav Hlau. Nws yog vaj huam sib luag thev naus laus zis tsim los ntawm Hitachi xyoo 1996. Nws tau txhim kho los ntawm TFT vaj huam sib luag, yog li nws tseem hu ua" Super-TFT" vaj huam sib luag IPS panels tau muab faib ua S-IPS, AS-IPS, H-IPS, S-IPS thiab E-IPS. Lawv kuj muaj qhov zoo ntawm cov saib loj thiab muaj peev xwm ua kom muaj xim zoo nkauj, tab sis lawv lub zog siv tau siab dua SuperAMOLED cov ntxaij vab tshaus.

CPA yog lub dav saib pom lub vaj huam sib luag (ContinuousPinwheelAlignment) nrog rau kev ua haujlwm zoo li foob pob hluav taws. Hom vaj huam sib luag no tseem yog rau Sharp. Ntse CPA vaj huam sib luag muaj kev tsim xim zoo nkauj thiab pom lub kaum ntse ntse, tab sis nws kim heev. Nws yuav tsum tau sau tseg tias Sharp suav sau hais txog cov khoom siv thev naus laus zis dav xws li TN + Zaj duab xis, VA, thiab CPA uas nws tau siv ua ASV.

Ntau lub xov tooj ntawm tes high-end siv IPS vaj huam sib luag ua qhov muag

Qhia txog ntau yam khoom siv thev naus laus zis

a-Si yog amorphous silicon thev naus laus zis uas tam sim no siv dav tshaj plaws. Nws muaj cov cuab yeej siv yooj yim thiab tus nqi qis. Txawm li cas los xij, thaj tsam ntawm lub pixel nws tus kheej nyob ntawm qhov hloov pauv loj heev uas qhov ci ci tsis tuaj yeem ua tau siab heev (uas yog, qhov sib piv qhov sib piv tsawg). Ib qho ntxiv, PPI tsuas tuaj yeem ua tiav qib txog 200 PPI.

IGZO yog lub npe luv ntawm Indium Gallium Zinc Oxide (IndiumGalliumZincOxide), uas yog cov thev naus laus zis thev naus laus zis thev naus laus zis, uas ua tiav kev siv hluav taws xob zoo dua los ntawm kev ntxiv IGZO hlau oxide txheej ntawm txheej txheej ntawm TFT-LCD. Piv nrog a-Si, nws txoj kev hloov pauv transistor me dua qhov loj thiab tuaj yeem ua tiav qhov siab dua pixel aperture piv, thiab nws PPI feem ntau qis dua 300. Qhov zoo ntawm IGZO yog qhov tseeb, siv lub zog qis thiab ua haujlwm siab. Apple' iPad siv lub thev naus laus zis no.

LTPS (LowTemperaturePoly-silicon) qhov kub thiab txias tshuab polysilicon tau tsim los daws qhov tsis txaus ntawm monocrystalline silicon. Piv nrog a-Si, LTPS suav nrog cov khoom siv hluav taws xob txuas mus rau hauv lub vaj huam sib luag substrate, uas ua haujlwm tau zoo dua, thiab cov neeg nqa khoom txav mus los tau nrawm dua. Kev tsim qauv yooj yim dua, PPI tuaj yeem ua tiav txog 500+, feem ntau siab dua 300PPI siv cov thev naus laus zis no, cov khoom sawv cev yog HTCOneX, iPhone4/4S/5.

CGS (CG-silicon) thev naus laus zis thev naus laus zis thev naus laus zis thev naus laus zis yog qhov sib txawv ntawm LTPS (Sharp tus thawj thawj&"; CG-siliconisa hloov pauv ntawm LTPS txheej txheem siv laser txiav kom tau txais cov npe loj &"), thiab nws cov neeg nqa khoom txav mus los yog 3 zaug ntawm LTPS (Tsawg Kub Poly-silicon, tsis kub polysilicon) thev naus laus zis, uas yog 600 npaug ntawm qhov zoo ib yam A-si (amorphous silicon) thev naus laus zis. Qhov siab tshaj qhov sib piv tuaj yeem ua tiav. Nyob rau tib lub teeb pom kev zoo ib yam, lub vijtsam ci ntsa iab dua, thiab nyob rau tib qhov xwm txheej ntawm lub vijtsam ci ntsa iab, lub teeb ci qis dua tuaj yeem siv los cawm lub zog. Ib qho ntxiv, nws yog qhov sib dua thiab thinner, tiv taus cuam tshuam thiab cuam tshuam.

CGS tshuaj ntsuam tshuab

Hais txog iav tsevneeg thiab kov lub vijtsam kev koom ua ke

Peb tau tham txog kev siv tshuab iav ib leeg hauv peb qhov kev tshuaj xyuas yav dhau los ntawm ntau lub xov tooj ntawm tes. Cov thev naus laus zis no suav tag nrho qhov kov tswj ib feem rau hauv lub khob iav lossis lub vijtsam zaub kom ua tiav lub hom phiaj ntawm kev txo cov tuab, ua kom yooj yim rau txheej txheem, ua kom pom qhov tseeb ntawm lub vijtsam, txo kev xav, thiab tiv thaiv hmoov av. Tam sim no, hom thev naus laus zis no suav nrog OneGlass/TouchonLens cov kev daws teeb meem coj los ntawm cov tuam txhab tsim tshuaj ntsuam, thiab On-Cell thiab In-Cell cov kev daws teeb meem coj los ntawm cov tuam txhab tsim khoom.

OneGlass/TouchonLens koom ua ke lub vijtsam kov nrog iav tiv thaiv los ntawm txheej txheej ITO cov txheej txheem nyob sab hauv ntawm iav tiv thaiv. Cov khoom sawv cev yog Meizu MX2 thiab Xiaomi lub xov tooj ntawm tes 2. Tom qab siv tsis tau

On-Cell yog txhawm rau txhawm rau kov lub vijtsam nruab nrab ntawm cov xim lim dej thiab lub polarizer ntawm cov zaub, uas sawv cev rau Samsung' s Galaxy S3;

Samsung' s SuperAMOLED npo tau siv On-Cell thev naus laus zis

Hauv-Cell embeds qhov kov sensor rau hauv cov kua siv lead ua kua pixel, uas sawv cev rau Apple' s iPhone5.

Sib piv ntawm 4 kov daws teeb meem

Txog iav iav

Cov txheej txheem lamination iav tau hais los saum no, thiab iav iav kuj tau hais los ntawm txoj kev. Cov iav tsom iav ntse tam sim no ntawm kev ua lag luam feem ntau yog Corning' s&"Gorilla &"; iav thiab AGC' s&"Dragontrail &" iav Cov khoom sawv cev ntawm ob yog iPhone thiab Sony XperiaZ. Gorilla Glass belongs rau iav dej qab zib-iav, thaum Dragontrail iav belongs rau aluminium silicate tshuaj ua kom muaj zog iav.

Cov ntsiab lus

Tau hais ntau, kuv tsis paub yog koj nkag siab nws. Piv txwv li, iPhone 5 yog cov khoom lag luam uas siv IPS-tiam thib ob (hauv-vaj huam sib luag hloov) + qhov kub thiab txias polysilicon (LTPS) + Hauv-Cell kov vaj huam sib luag + Gorilla Gorilla Iav