Tsev > Xov xwm > Ntsiab lus

Uas Zoo Li Cas LCD Thiab OLED?

Dec 18, 2017

LCD thiab OLED yog ob qho yeeb yaj duab txawv kiag li, uas yog tam sim no dav siv nyob rau hauv lub tshav pob ntawm ntse xov tooj thiab lub tv tiaj tus. Tsis tas li ntawd, muaj cov qub technology zoo li no ib zaug hauv ntshav TV thaj, tab sis nws tau maj maj. Tam sim no, cov neeg siv feem ntau tsuas yog nyob rau hauv ob qho khoom xaiv cov khoom vaj khoom tsev, thiab yog tias koj tsis paub yuav ua li cas, ces peb yuav qhia koj ib co kev txawj ntse, thiab qhia qhov txawv ntawm koj lub LCD thiab OLED ob, thiab qhia rau koj nruab nrab ntawm kev thov thiab yuav ua li cas mus caum ib qho nyiaj tau los.


LCD npo npo

Tag nrho cov LCD hu ua kua siv lead ua kua, uas tsim ntau yam xim raws li lub teeb dawb dhau los ntawm cov xim lim. Lub teeb dawb yuav tsim cov xim yooj yim xws li xim liab, ntsuab thiab xiav tom qab dhau, thiab tswj cov xim ntawm pixels los ntawm kev tswj tus nqi ntawm txhua tus pixel los ntawm tam sim no.

Nyob rau hauv LCD cov duab, xav kom ntsej muag dub dub dawb zaub, yog ib qho nyuaj heev, los yog yeej ib txwm muaj qee qhov teeb meem to taub, thiab qhov no yog vim li cas feem ntau ntawm qhov tsaus ntuj ntawm qhov screen tsis qhia qhov tseeb tiag yog vim li cas dub.


Passive thiab active matrix

Lub LCD siv tau siv hauv lub xyoo pua 80s thiab tau siv thawj zaug hauv "portable computers". Cov ntxaij vab tshaus muaj cov "matrix" array ntawm pixels, thiab muab faib rau cov kev ua ub no thiab cov kev tso cai. Cov cuab yeej ntawm lub tshuab matrix yog ntau tshaj thiab tso cai rau ntau yam kev tswj xyuas, thiab muaj kev hloov ceev ceev tshaj li qhov kev hloov hauv siab. Ua ntej, tus txheej txheem siv tshuab matrix tam sim no pib hauv qhov screen ntawm TFT affinity matrix, tiam sis muaj ntau yam kev sib tw yees tom qab, tab sis txhua tus ua haujlwm tib txoj ntsiab cai, thiab tus nqi qis dua.


LCD teeb pom kev zoo

Txhua cov lus qhia hauv LCD yuav tsum tau muaj qee cov kev kos duab dawb, thiab lub teeb ci rov qab yog qhov ua tau mus raws sijhawm. Lub hom phiaj ntawm lub tsom teeb yog kom muaj zog dua, txawm tias muaj ntau yam txawv, thiab ua kom pom cov me dua, thinner thiab sib zog.

Lub vijtsam LCD tau pib siv CCFL backlight, thiab tam sim no nws tau hloov mus rau lub teeb taw qhia txog LED. Tsis tas li ntawd, qee qhov cov ntxaij lim dej hauv LCD tsis yog siv cov xim dawb xwb, tab sis tseem yuav ncav tau qee cov hom phiaj yooj yim los ntawm kev sib txig ntawm lub teeb thiab lub teeb dawb.

Txawm hais tias lub teeb ci ntsa iab los ntawm cov kua siv lead ua kua, feem ntau ntawm cov teeb pom kev ntawm LED coj los ntawm ntug qhov screen, feem ntau yog nyob rau ciam teb, thiab qhov qauv tsim no yuav ua rau lub vijtsam thiav thiab kev kub ntxhov.

Cov khoom siv TV feem ntau tsis muaj qhov kev xav tau siab rau cov tuab tuab tuab, yog le ntawd puab yuav siv cov tsoog tsho lug tsi ntsees. Qhov sib txawv ntawm no yuav ua tau ntau dua qub, thiab nws tseem tuaj yeem kho cov teeb pom kev zoo rau qhov.


LCD IPS thiab PLS

Lub npe tag nrho ntawm IPS yog In-Plane Switching (kuj hu ua Super TFT), ib qho txawv ntawm LCD zaub. IPS tuaj yeem muab cov xim zoo dua thiab muaj lub luag haujlwm ntau dua. Qhov yooj yim LCD zaub feem ntau qhia txog cov txiv hmab txiv ntoo zoo tshaj plaws nyob rau hauv ntawm lub vijtsam.

IPS tuaj yeem txav cov xim nyhuv hauv qhov ntau ntawm 178 degrees yam tsis muaj teebmeem. Thiab yog vim li cas feem ntau ntawm cov cuab yeej kov tau pib siv qhov IPS screen. Nws yog qhov tseeb tias cov lus LCD sau muaj cov nyhuv txawv thaum lawv nias nrog lawv cov ntiv tes. Kuv ntseeg tias txhua tus muaj kev xav zoo sib xws.

Tsis tas li ntawd, IPS technology nws tus kheej muaj ntau dua cov kev tsim kho dua tshiab, xws li Super-IPS (S-IPS), Advanced Super IPS (AS-IPS), IPS-Pro, thiab lwm yam. Txawm tias tsis yog txhua qhov IPS panels tau zoo tshaj plaws, hais lus, IPS yog qhov zoo dua li cov kev cai hauv LCD.

PLS (Plane Line Switching) kuj yog technology zoo ib yam li IPS, patent rau lub Samsung Corp. Samsung hais tias qhov kev tshuaj ntsuam tau zoo dua qhov ci thiab ntau npaum cov nqi, tab sis nws tsis tuaj yeem txiav txim siab rau lub sijhawm, vim hais tias cov thawj coj ntawm IPS zaub yog LG.


LCD + quantum dots

Quantum dots yog ib lub tshuab uas tuaj yeem txhim kho xim thiab lub suab ntawm cov duab LCD. Niaj hnub cov nan quantum dots yuav nqus tau cov spectrum tshwj xeeb, uas feem ntau txiav txim siab los ntawm lawv cov me me. Cov cuab yeej no tuaj yeem siv / tsim xim zoo nkauj, xws li liab, ntsuab, thiab xiav, uas yuav muab tus neeg siv ntau xim zoo nkauj.

Quantum dot technology tau tsis ntev los no hauv kev kub siab ntawm kev ua lag luam, thiab tseem muaj lub zog thiab qhov tseeb OLED tshuab portal. Txawm li cas los xij, quantum dot technology yog tam sim no hauv high-end LCD TV, tab sis nws ntseeg tau hais tias nws yuav ua nrov nrov dhau lub sijhawm.


OLED Screen

Lub npe tag nrho OLED organic teeb emitting diode, txhua pixel nws tus kheej yuav teeb, tsis tas yuav muaj kev sib nrig sib nrig lossis xim lim. Txhua pig OLED yuav faib peb xim ntawm xim liab, ntsuab, thiab xiav, thiab tam sim no cov tuam txhab ntxiv daj, tab sis cov ntsiab cai yog tib yam.

Vim yog lub tshwj xeeb ntawm OLED, nws tsis zoo li LCD los npog lub teeb nyob rau hauv qhov chaw ntawm lub dub, tsuas yog cov pixels tua tau thiab tsis muaj lub teeb tuaj yeem. Thiab yog vim li cas cov lus qhia OLED tuaj yeem coj "dub" tiag tiag. OLED muaj sib sib zog nqus dub thiab siab zoo, thiab txawm tias nws muab piv rau dawb thiab lwm yam ntsiab lus, nws muaj peev xwm txawm muaj ib qho kev ntxim ntxhuab.

OLED yog thawj zaug hauv txoj kev kuaj hauv xyoo 1987, thiab nws tau dhau los ua ib lub tshuab zoo heev hauv thaj tsam ntse ntse. Vim tias qhov screen OLED tsawg dua li ntawm qhov screen LCD, lub thickness ntawm ib tug yog thinner, uas yog tshwj xeeb tseem ceeb rau cov khoom siv mobile. Rau cov khoom siv TV, seb puas yog los tsis xaiv cov khoom ntawm OLED nyob ntawm cov nyiam cov neeg siv. Tab sis peb xav tias cov ultrasonic nyias ultrasonic tsis yog ib qho zoo dua decisive rau LCD TV.


Ib qho rau ib qho sib txawv

Vim tias qhov sib txawv ntawm cov cwj pwm sib txawv, peb tuaj yeem saib qhov sib txawv ntawm ob qho kev sib txawv ntawm cov cuab yeej technology thiab muab tus neeg siv ntau dua kev xav.

Dub theem: OLED yeej

Cov theem ntawm txoj hauj lwm dub yog hais txog qhov uas daim duab yuav yog "dub" thaum nws qhia cov xim uas tob tshaj plaws. Vim hais tias LCD, DLP, los yog cov tswv yim ua tiav yog txhua yam nyob ntawm kev lim dej los yog thaiv lub teeb dawb, nws yog qhov nyuaj heev los qhia cov dub dub. Nyob rau hauv qhov tseeb, nws muaj peev xwm hais tias lub LCD screen tsis tau coj dub tseeb, thaum kawg no, lub shielding cov nyhuv yog zoo, muaj tseem yuav muaj qee qhov phenomena. Ntawm qhov tod tes, vim yog txoj cai ntawm tus kheej luminescence, OLED tuaj yeem coj dub tseeb thaum nws kaw lub luminescence mechanism.

Qhov zoo: OLED yeej

Qhov zoo tshaj yog qhov sib txawv ntawm cov brightest white thiab cov dub tshaj plaws, thaum LCD muaj qhov zoo dua nyob rau hauv qhov ci (tshwj xeeb hauv HDR hom), thaum OLED muaj qhov dub tshaj plaws. Nyob rau tag nrho, cov duab OLED feem ntau muaj sib txawv dua, vim tias qhov kom zoo dua nyob rau theem dub yuav ua kom qhov txawv.

Lub hauv paus: OLED yeej

Tej zaum qhov zoo tshaj plaws IPS thiab OLED zaub yuav ua rau lub kaum sab xis pom, tiam sis feem ntau ntawm cov duab LCD tsis yog IPS kev ua haujlwm zoo (tshwj xeeb tshaj yog TV thiab ntse xov tooj txawb), yog li ntxiv rau IPS zaub vaj huam sib luag rau saum toj kawg nkaus LCD, piv nrog OLED, lub qhov muag pom tau yog me ntsis tuaj. Nyob rau hauv pem hauv ntej ntawm cov TV OLED, cov neeg tuaj saib tau pom cov ntsiab lus ntawm qhov kev tshuaj ntsuam kom zoo, tsis muaj teeb meem li cas rau cov neeg tuaj zaum ntawm qhov chaw ntawd.

Xim gamut: OLED yeej

Los ntawm daim ntawv tsis, qhov zoo ntawm OLED nyob rau hauv cov xim gamut tsis cuab kev, vim yog lub vaj huam sib luag hauv LCD tau tam sim no nkag tau cov quantum dot technology. Yeej qhov zoo tshaj plaws LG OLED TV thiab Samsung's saum quantum dot LCD TV yog txawv hauv cov xim gamut.

Tab sis feem ntau qhov zoo tshaj plaws LCD TV yog piv rau OLED, ces tag nrho xim xim kev kawm zoo dua li OLED.

Brightness theem: LCD yeej

Txij li thaum LCD TV feem ntau siv lub nraub qaum nraub qaum, nws tuaj yeem coj tau zoo dua ci ntsa iab. Nyob rau hauv kev muaj tiag, qhov zoo tshaj plaws LCD thiab OLED muaj ib qho sib txawv ntawm 400NIT nyob rau hauv brightness, thiab feem ntau, LCD yog zoo dua nyob rau theem ci. Koj paub, ntau dua qhov ci ntsa iab yuav ua rau lub vijtsam zoo dua cov duab hauv cov chav sab nraum zoov lossis nruab hnub.

HDR

Qhov HDR hom tuaj yeem ua rau lub ci ntsa iab los ntawm 1000 mus txog 10000 NIT, thiab TV TV nrog HDR ua haujlwm yuav muab piv rau LCD TV ntawm lub sijhawm no. Txawm li cas los xij, qee qhov SONY LCD TV yuav ua rau kom ci ntsa iab rau 1000 tauj mus rau 1300 NIT, feem ntau, LCD TV tseem yog me ntsis ntxiv.

Color uniformity: OLED yeej

Lub peev xwm los tso saib ntau yam xim rau lub tiaj ncaj nraim hauv txoj kev sib koom ua ke yog qhov tseem ceeb heev. Raws li lub teeb pom kev zoo ntawm cov npo LCD feem ntau yog los ntawm ntug kev, nws yog qhov ntau ntawm lub uniformity ntawm hluav taws xob. Yog hais tias qhov ntaiv rov qab tuaj yeem faib tawm hauv qab ntawm qhov screen, lub nrig qeeb nrig yuav tuaj yeem coj zoo dua.

Ntawm qhov tod tes, OLED zoo dua rau hauv no hwm, vim txhua pixel muaj peev xwm teeb nws tus kheej, yog li nws tsis xav tau lub teeb qhov chaw mus kis. Nyob rau hauv lub neej tiag tiag, txawm tias cov duab OLED tsis yog sib koom ua ke, thiab txawm tias qhov yooj yim OLED tshwm, nws tseem zoo dua li LCD tag nrho.

Fais fab siv: LCD yeej

Nyob rau tib theem li kev ci ntsa iab, LCD siv zog tsawg tshaj li OLED. Qhov no yog qhov teeb meem peb yuav tsum tau ntsib. Rau cov khoom siv txawb, kev ci ntsa iab txhais tau tias zoo dua pom nyob rau sab nraum zoov, thaum cov khoom siv hauv TV tsuas xav tau kev kaj siab txaus thaum nruab hnub.

Ntawm qhov tod tes, lub zog ntawm lub vaj huam sib luag ntawm OLED yog nyob ntawm seb muaj pixels coob npaum li cas, yog li qhov teeb meem loj dua OLED yuav siv zog ntau dua.

Tus nqi ntawm cov nqi: LCD yeej

Tam sim no, LCD yog tus nqi qis tshaj tus qauv, tab sis OLED tshuab lossi zoo li qhov ua tiav kev nruam ntej thiab lub sijhawm. Tam sim no, nws tsis meej meej tias tus nqi raug nplua tsis meej, tiam sis lub tshuab OLED yav tom ntej yog kev txhim kho kom zoo thiab nws thiaj li yuav tsum optimized thiab txo nqi, uas yog thaum kawg piv rau ntawm LCD.

Qhov xaus: OLED yog qhov zoo tshaj, tab sis nws yuav tsum tau tsim

Feem ntau, OLED tau yeej ib qho kev sib tw zoo hauv qhov sib txawv ntawm cov duab zoo, yog li yav tom ntej tuaj yeem hais tias yuav yog ib qho kev qhia ntawm cov qauv siv yav tom ntej. Tab sis tam sim no, OLED yog tseem tsawg rau cov nqi tsim nuj nqis, thiab qhov loj me kuj tau ntsib kev sib tw. Tshwj tsis yog tias koj muaj kev tshwj xeeb rau qhov kev ntsuas no, OLED yog qhov muaj zog hauv feem ntau ntawm cov zaub tsis tshaj li LCD.