QLED: Dab Tsi Yog Thev Naus Laus Zis? Vim Li Cas QLED TV Zoo Dua Nano Cell? Qhov Sib Txawv Ntawm Matrix Thiab LED Saib, Sib Piv Nrog Lwm Hom, Qhov Zoo Thiab Qhov Tsis Zoo

2024 Tus sau: Beatrice Philips | [email protected]. Kawg hloov kho: 2024-01-18 12:13

Nrog rau QLED TVs, cov lus nug txog yam thev naus laus zis zoo li cas, vim li cas nws thiaj zoo dua li Nano Cell thiab lwm yam kev xaiv uas feem ntau hnov. Qhov tseeb, kev siv quantum dots ua rau nws muaj peev xwm hloov pauv txoj hauv kev los ua cov xim ntawm lub vijtsam. Txhawm rau ntsuas txhua qhov zoo thiab qhov tsis zoo ntawm thev naus laus zis, nws tsim nyog kawm paub ntau ntxiv txog qhov sib txawv ntawm cov lej thiab LED saib, muab piv rau lwm hom.

Nws yog dab tsi?

QLED yog thev naus laus zis thawj zaug qhia los ntawm Samsung hauv xyoo 2011 thiab tau siv dav niaj hnub no hauv kev tsim cov TV screen thiab PC saib. Nws lub ntsiab tseem ceeb yog kev siv quantum dot - quantum dots lub luag haujlwm los ua kom pom cov xim tseem ceeb ntawm cov xim: liab, ntsuab, xiav . Lub npe QLED txhais tau tias ntxiv rau LED backlighting, cov khoom tshiab tau siv hauv cov zaub.

Tib neeg tuaj hla quantum dot LEDs ntau dua li qhov lawv xav . Hauv LCD TVs, lawv cov yam ntxwv tshwj xeeb tshaj yog pom tseeb, tab sis lub xov tooj nrog OLED zaub kuj tseem yog tus lej quantum, tsuas yog hloov kho me ntsis. Lub npe lag luam QLED yog Samsung.

Hauv kev ua tau zoo ntawm lwm cov tuam ntxhab, tib lub tshuab hu ua Triluminos, ULED, NanoCell. Kev siv quantum dots muab qhov ci ci thiab sib piv, ua kom muaj xim zoo nkauj nyob hauv tshav ntuj ncaj qha thiab hauv qhov tsaus ntuj.

Thawj qhov kev txhim kho ntawm QD Lub Zeem Muag tau tsom mus rau tsim lub vijtsam uas siv tag nrho cov khoom siv hluav taws xob ntawm cov khoom siv quantum . Nws yog lawv uas LG Electronics xaiv rau nws cov thev naus laus zis. Samsung txwv nws tus kheej kom siv cov khoom photoluminescent ntawm cov ntaub ntawv. Lawv muab cov yam ntxwv txhim kho ntawm cov teeb pom kev rov qab ntawm cov kua siv lead ua kua, tso cai rau koj ua kom cov xim muaj xim ntau dua qhov tseeb, ze rau ntuj.

QLED-raws cov ntxaij vab tshaus niaj hnub no siv QDEF, zaj duab xis tshwj xeeb nrog quantum dots tso rau ntawm nws . Nws tuaj yeem pom hauv Amazon cov ntsiav tshuaj, ASUS khoos phis tawj, Samsung TVs, Philips, Hisense, TLC. Hauv qhov no, txheej txheem ntau txheej yog tsim sab hauv cov kua siv lead ua vaj huam sib luag ntawm txheej txheej xiav lub teeb ci xiav, kua LCM muaju thiab cov yeeb yaj kiab uas ntsuab thiab liab quantum cov ntsiab lus ntawm qhov sib txawv tau siv. Thaum tag nrho cov xim sib xyaw, dawb tau tsim, uas dhau los ntawm BEF lim kom tau txais lwm qhov ntxoov ntawm lub teeb pom kev zoo.

Pros thiab cons

QLED thev naus laus zis muaj nws qhov zoo thiab qhov tsis zoo. Cov yam ntxwv hauv qab no tau txiav txim siab nws qhov txiaj ntsig tseem ceeb.

• Siab txhais ntawm daim duab . Pawg ntawm QLED cov ntxaij vab tshaus yooj yim tsis muaj cov neeg sib tw. Lawv yog thawj qhov siv los siv 4K, 8K HDR. Qhov twg yuav tsum tau ua rau cov duab daws teeb meem siab, quantum dots tsis tuaj yeem hloov pauv tau.
• Kev ua xim zoo heev . Nws yog ncaj qha ntsig txog qhov meej. Hauv QLED cov ntxaij vab tshaus, cov naj npawb ntawm cov xim xaiv tau nce mus txog 9 nphom, uas tso cai rau koj los qhia qhov hloov pauv me me thiab hloov pauv, kom pom meej dua qhov ntxoov ntxoo, qhia txog cov khoom.
• Ua kom pom kev ci ntsa iab Nws tau lees paub los ntawm qhov tsis muaj lub teeb lim uas siv txog 30% ntawm txhua lub zog hluav taws xob. Nws qhov ua tau zoo tshaj plaws hauv QLED cov cuab yeej yog 2000 nits, thaum nyob hauv OLED nws tsis ntau dua 800.
• Hloov xim sai . Nov nws tshwm sim txog 2 zaug sai dua nws cov neeg sib tw ze tshaj plaws.
• Cov qauv tsis huv . Cov lej hauv qab no tsis raug rau kev hlawv, zoo li lawv cov organic sib piv raws li cov lej quantum. Raws li, txawm tias tom qab ntau caum xyoo, TV yuav qhia pom cov duab zoo.
• Kev siv hluav taws xob zoo . Kev txuag hluav taws xob txog li 20%.
• Tus nqi pheej yig . QLED cov ntxaij vab tshaus pheej yig dua rau kev tsim khoom, txij li lawv tsis xav tau cov cuab yeej rov ua dua tshiab ntawm cov kab kev lag luam. Ib txheej nrog quantum dots tau yooj yim ntxiv rau cov lej ib txwm muaj.
• Lub xub ntiag ntawm cov qauv nkhaus nkhaus nrog "muaj txiaj ntsig tshwm sim ". Thaum xub thawj, lawv cov tsos zoo li muaj qee qhov nyuaj, tab sis qhov teeb meem tau raug daws lawm.

Tseem muaj qhov tsis zoo. Nws yog ib txwm coj mus rau lawv raws li qhov tuab ntawm lub vijtsam - nws siab dua li cov neeg sib tw. Lub kaum sab xis saib tsis siab dhau ntawm no, uas ua rau QLED TV tsis hloov pauv kom pom cov duab zoo nkauj.

Cov ntsiab lus hauv 4K, 8K tseem tsis tau nthuav dav txaus, nws cov ntawv me me dhau - qhov no tsis tso cai kom txaus siab rau txhua tus yam ntxwv thiab qhov zoo ntawm qhov kev tshuaj xyuas zoo tshaj plaws.

Nws txawv li cas ntawm lwm cov thev naus laus zis?

QLED thev naus laus zis nws muaj nws qhov sib txawv los ntawm lwm qhov kev xaiv uas cov ntxaij vab tshaus tau tsim los siv cov lej quantum. Qhov sib piv zoo sib xws muaj nyob hauv cov khoom siv raws li Nano Cell, Triluminos. Txawm tias OLEDs nrog lawv OLEDs thaum pib tsis ua qhov sib txawv ntau rau cov cuab yeej no. Txhawm rau kom nkag siab zoo dua qhov sib xws thiab sib txawv, nws tsim nyog sib piv txhua qhov kev xaiv.

QLED . Tshuab siv los ntawm QLED Alliance cov tswv cuab txij li xyoo 2017. Nws txawv ntawm LED los ntawm qhov muaj cov txheej txheej zaj duab xis nrog quantum dots ntawm 2 xim thov rau nws saum npoo hauv qhov kev txiav txim tsis raug.

QDOG . Lub thev naus laus zis tshiab uas muab rau kev ua kom nyias thiab pheej yig dua. Hauv cov ntxaij vab tshaus no, ib daim ntawv iav, uas yog txheej txheej quantum tau thov, ua lub teeb qhia.

LED . Cov ntxaij vab tshaus LCD nrog IPS-backlit WLED lossis RGB xim xim. Cov thev naus laus zis siv yog lub teeb ci-emitting diode, nrog kev teeb tsa lub zog los ntawm ob sab, sab saum toj lossis hauv qab ntawm qhov kawg lossis hla tag nrho thaj tsam ntawm lub vijtsam (Ncaj LED). Nws txawv ntawm QLED los ntawm qhov tsis muaj txheej ntxiv nrog quantum dots tso rau ntawm zaj duab xis, nce lub zog siv.

OLED . Cov thev naus laus zis no siv cov organic quantum LEDs los hloov cov pixels. Lawv tsis xav tau lub teeb pom kev ntxiv, vim lawv tus kheej muaj peev xwm ua hluav taws xob. Lawv muaj lub neej ua haujlwm luv dua, tuaj yeem tsim nyob rau hauv kev tsim ua kom nyias nyias, yob tawm ntawm txhua lub kaum ntse ntse, thiab ua rau cov neeg nqa khoom hloov pauv tau.

Lawv zoo dua rau kev teeb tsa ntawm cov khoom siv mobile.

Nano Cell . LG Display siv cov thev naus laus zis no hauv nws cov saib. Tsis zoo li QLED, ntawm no cov nanoparticles tau tso rau saum npoo ntawm cov LEDs dawb, ntau dua ntawm lub vijtsam pabcuam lub teeb tawg. Hauv qhov no, qhov ntau thiab tsawg ntawm quantum dots tig los ua qhov tsis tsim nyog - txog li 2 nm. Lawv lub luag haujlwm tseem ceeb yog nqus cov duab ntxoov ntxoo uas tsis muaj qhov xav tau yoj yoj yoj.

Triluminos . Sony yog lub npe lag luam rau QLED zaub thev naus laus zis. Nws kuj tseem siv zaj duab xis tshwj xeeb txau txhawm rau txhim kho qhov pom tseeb ntawm daim duab ntawm RGB LED cov ntxaij vab tshaus. Lub tuam txhab siv nws hauv nws 4K TVs.

Xim IQ Kev siv thev naus laus zis tsis zoo siv xyoo 2013 TV los ntawm Sony, Hisense, TLC. Nws siv lub teeb pom kev tubular uas lub teeb los ntawm cov xim xiav dhau los ntawm "qhov" uas muaj cov liab thiab ntsuab quantum dots. Cov teeb pom kev tau nyob ntawm ntug ntawm qhov screen.

Nws yog ib qho tseem ceeb kom nkag siab tias rau UHD cov duab zoo, tsuas yog QLED matrix yog qhov zoo tshaj plaws los muab qhov siab tshaj plaws ntawm daim duab. Cov lus xaus, peb tuaj yeem hais tias cov ntxaij vab tshaus no tau yoog tau zoo dua rau tshaj tawm cov duab zoo li qub . - Piv txwv li, nyob rau sab hauv, qhov twg TV hauv TV feem ntau ua raws li "duab nyob". Kev siv lub hauv paus hlau hauv QLED matrices pab tiv thaiv kev hlawv thiab ua kom cov duab tsis zoo.

OLED muaj nws qhov txiaj ntsig, xws li muaj peev xwm tua tus kheej pixels, tso cai rau koj kho qhov tob dub . Tab sis lawv tsis haum rau ua haujlwm raug nrog HDR, Dolby Vision.

Nws xav tau cov ntsuas ntawm tsawg kawg 1000 nits, thaum qhov txwv ntawm cov organic matrix tseem txwv rau 820 nits.

Yuav xaiv cov cuab yeej li cas?

Thaum xaiv cov cuab yeej - TV lossis cov duab quantum dot, nws yog qhov yuav tsum tau ua tib zoo saib xyuas qhov kev txiav txim siab ntawm cov cuab yeej siv thev naus laus zis. Kev yuav "npua hauv poke" yeej tsis tsim nyog nws. Nws tseem yog ib qho tseem ceeb hauv khw kom paub tseeb tias cov qauv uas tau thov yog ua haujlwm tau zoo, txheeb xyuas nws rau cov pixels tuag thiab ua raws txhua yam kev tshaj tawm. Cov lus pom yooj yim hais txog tsis yog tsuas yog cov ntsuas, tab sis tseem yog cov txheej txheem ncaj qha ntawm kev xaiv TV lossis tshuaj ntsuam hauv khw, yuav pab kom zam ntau qhov ua yuam kev.

• Ntsuam xyuas qhov xwm txheej sab nrauv . Lub TV tshiab yuav tsum muaj tag nrho cov yeeb yaj kiab tiv thaiv nws muaj cai tau txais, ntim tsis tau qhib, thiab ib daim ntawv uas tsis muaj khawb. Ib qho cim ntawm kev ua phem tau qhia tias cov cuab yeej tau siv, tej zaum yog ua piv txwv. Sab hauv lub thawv thiab ntawm rooj plaub, lub vijtsam saum npoo yuav tsum tsis muaj plua plav.
• Tuag pixel xeem . Hauv qee qhov nyiaj, lawv tsis suav tias yog qhov tsis xws, uas yog, nws yuav tsis tuaj yeem rov qab cov khoom siv tau raws li kev lees paub. Lub caij no, lawv lub xub ntiag tuaj yeem cuam tshuam qhov kev paub dhau los ntawm lub kaum ntse ntse lossis hauv kev sib xyaw tshwj xeeb ntawm cov xim. Qhov tsis xws tuaj yeem tshem tawm tsuas yog los ntawm kev sim - koj yuav xav tau lub flash drive nrog cov ntxhuav. Nws muaj nqis coj nws nrog koj mus tom khw thiab khiav nws ntawm qhov koj nyiam tshaj plaws ntawm cov khoom siv hauv TV - thaj chaw puas yuav tshwm sim tam sim ntawd.
• Backlight uniformity . Qhov ntsuas no yuav tsis zoo li txaus, tab sis dawb "tshuab tawm" me ntsis ntawm keeb kwm yav dhau dub tsis zoo li yog qhov laj thawj rau kev zoo siab tom qab kev yuav khoom. Los ntawm txoj kev, cov tuam txhab tsim khoom tsis txiav txim siab qhov ua kom pom kev tsis sib xws los ua qhov tsis xws luag - koj tsuas yog yuav tsum tau ua nrog qhov tsis pom tshwm tom qab. Nws yog ib qho tseem ceeb kom nco ntsoov tias koj tuaj yeem txheeb xyuas qhov teeb meem zoo li no los ntawm kev sau lub vijtsam nrog dub.
• Tint - cov xim me ntsis . Nws nyuaj heev kom pom lawv tam sim ntawd, tab sis sai li sai tau thaum lub vijtsam tau ua dawb huv, nws tuaj yeem ci nrog txhua xim ntawm zaj sawv. Qhov tshwm sim no hu ua tint, nws tsis raug tshem tawm ntawm nws tus kheej, nws tuaj yeem pom qhov cuam tshuam cov xim rov ua dua. Yog tias cov pob me tshwm rau ntawm keeb kwm yav dhau dawb, nws zoo dua rau saib lwm lub TV.
• Banding . Qhov no kuj yog qhov tsis xws uas tshwm nyob rau hauv daim ntawv ntawm kab txaij ntawm cov xim sib txawv ntawm cov duab. Nws tsuas tuaj yeem pom nyob hauv thaj chaw sib xws yam tsis muaj qhov hloov pauv xim. Grey lossis ntshav yog qhov zoo tshaj plaws - cov duab ntsuas no tseem yuav tsum tau muab tso rau hauv lub tshuab tshem tawm ua ntej. Tau kawg, thev naus laus zis qhov no tsis yog qhov tsis xws luag, nyob rau hauv cov xim me me thiab cov ntaub qhwv tuaj yeem muaj nyob, nws tsuas yog ib qho tseem ceeb uas lawv tsis tig los ua qhov zoo tshaj.
• Txheeb xyuas qhov cheb zaus . Qhov kev sim yooj yim tshaj plaws yuav pab koj kom paub tseeb tias 100 Hz UHD QLED TV yog tiag tiag ntawm cov neeg yuav khoom. Daim duab dawb huv tau tshaj tawm ntawm lub vijtsam ntawm tus qauv xaiv, ntawm qhov deb ntawm 10-15 cm los ntawm nws muaj tus xaum, tus cwj mem, lwm yam khoom siv nyias thiab ntev uas ua rau sab laug thiab sab xis nrog qhov dav ntawm ib nrab ib nrab. Cov qauv nrog tus nqi cheb siab tiag tiag yuav tsis hloov pauv; rau qhov sib txawv nrog cov yam ntxwv sib txawv, cov zaub yuav qhia qhov sib txawv ntawm qhov khoom no.
• Txheeb xyuas qhov ua tau zoo ntawm lwm yam . Nws yog qhov tsim nyog kom ntseeg tau tias TV muaj kev ntseeg tau Wi-nkaus txais tos (yog tias muaj), txhua lub chaw nres nkoj tau ua haujlwm ib txwm muaj, TV tuner tau npaj tau txais thiab pom TV raws, thiab thaum lub tshuab ua haujlwm pib, nws mus dhau lub khau raj screen nrog nws lub npe. Tsis txhob tsis quav ntsej thiab tshuaj xyuas lub suab hauv tus hais lus - nws yuav tsum tsis txhob rattle lossis muab lwm yam tsis xws luag.

Ua tib zoo suav tag nrho cov ntsiab lus no, koj tuaj yeem xaiv qhov zoo ntawm lub vijtsam ua los ntawm kev siv QLED thev naus laus zis, zam kev ua yuam kev thaum yuav khoom, thiab tsis tuaj hla cov khoom puas lossis tsis zoo.