LCD vs LED Zaub: Qhov txawv ntawm qhov tseem ceeb piav qhia
Cov ntsiab lus "LCD" thiab "LED" tshwm sim ntawm cov nplooj ntawv tshwj xeeb, cov npe khoom, thiab cov lus qhia ntawm tus neeg yuav khoom - qee zaum siv sib hloov, qee zaum yog qhov sib txawv ncaj qha. Nkag siab tias txhua lo lus hais txog dab tsi, thiab qhov twg qhov sib txawv tiag tiag, ua rau nws yooj yim dua los ntsuas cov kev xaiv rau koj daim ntawv thov tshwj xeeb. Kab lus no txiav los ntawm kev tsis meej pem.
Lub Ntsiab Lus Txhais Li Cas
LCD piav qhia
LCD sawv cev rau Liquid Crystal Display. Nws ua haujlwm los ntawm kev hla lub teeb los ntawm lub teeb pom kev los ntawm ib txheej ntawm cov kua siv lead ua kua (cov khoom siv uas tuaj yeem hloov lawv cov khoom kho qhov muag thaum siv hluav taws xob) thiab cov ntxaij lim dej xim los tsim cov duab. Cov kua siv lead ua kua lawv tus kheej tsis tawm lub teeb - lawv hloov kho nws.
Cov ntxaij vab tshaus LCD siv CCFL (Cold Cathode Fluorescent Teeb) backlights. Feem ntau cov niaj hnub LCD cov ntxaij vab tshaus tam sim no siv LED backlights xwb, uas yog qhov ntau ntawm cov npe tsis meej pem keeb kwm.
LED piav qhia - Thiab yog vim li cas nws thiaj li nyuaj
"LED zaub" yog siv ob txoj hauv kev hauv kev lag luam:
LED-backlit LCD:Ib qho screen LCD uas siv LEDs ua nws qhov chaw teeb pom kev zoo, tsis yog cov teeb fluorescent qub. Feem ntau cov neeg siv TVs thiab cov saib muag muag niaj hnub no poob rau hauv pawg no. Txawm hais tias hu ua "LED cov ntxaij vab tshaus," lawv yog lub hauv paus LCD thev naus laus zis nrog lub teeb ci LED.
Direct - saib LED:Ib qho zaub uas cov duab tsim ncaj qha los ntawm tus kheej tswj LED pixels ntawm qhov screen, tsis muaj cov kua siv lead ua kua txheej. Qhov no yog cov cuab yeej siv hauv kev lag luam loj, cov ntawv tshaj tawm sab nraum zoov, thiab cov phab ntsa LED video.
Thaum sib piv lcd vs coj zaub xaiv hauv kev lag luam lossis kev tshaj lij, nws yog ib qho tseem ceeb los tsim kom muaj hom "LED" tab tom tham, vim tias ob pawg sib txawv heev ntawm kev tsim, daim ntawv thov, thiab tus nqi.
Sab-los ntawm-Side Comparison
| Feature | LCD (LED{0}}backlit) | Direct -Saib LED |
|---|---|---|
| Cov duab tsim | Cov kua siv lead ua kua + LED backlight | Direct LED pixel emission |
| Tej brightness | Nruab nrab mus rau siab | Siab mus heev |
| Dub qib / sib piv | Txwv los ntawm backlight los ntshav | Feem ntau muaj zog sib piv |
| Pixel suab / daws teeb meem | High (cov neeg siv khoom daws teeb meem) | Nws txawv; zoo -pitch qauv muaj |
| Seamless tiling | Limited (bezels ntawm panels) | Modular, nyob ze - seamless |
| Scalability | Constrained los ntawm qhov ntau thiab tsawg vaj huam sib luag | Loj heev |
| Tus nqi | Feem ntau qis dua ib chav tsev | Feem ntau siab dua, tshwj xeeb tshaj yog zoo - suab |
| Kev ua neej nyob | Nws txawv ntawm cov khoom thiab kev siv | Feem ntau ntev nyob rau hauv ib txwm siv |
| Cov ntawv thov siv | Chaw ua haujlwm, tsev, kos npe me me | Loj venues, sab nraum zoov, video phab ntsa |
Kev ua tau zoo sib txawv hauv kev xyaum
Brightness thiab Sab Nraud Visibility
Thaum sib piv coj thiab lcd npo kev ua tau zoo nyob rau hauv siab -ambient- teeb pom kev zoo, ncaj qha- saib LED zaub feem ntau muaj qhov zoo dua. Lawv qhov ci ntsa iab tuaj yeem ncav cuag qib uas ua rau lawv siv tau rau qhov chaw nruab hnub nrig sab nraum zoov. Standard LED- backlit LCD cov ntxaij vab tshaus, thaum muaj peev xwm ua kom pom kev ci ntsa iab, feem ntau tsis yog tsim los rau sab nraum zoov tshav ntuj ncaj qha yam tsis muaj engineering ntxiv.
Qhov sib txawv thiab Dub Qib
Nyob rau hauv lub lcd zaub vs coj zaub sib cav, ib cheeb tsam uas ncaj qha - saib LED muaj qhov zoo dua qub yog qhov sib piv. Vim tias txhua qhov LED pixel tuaj yeem ua rau ib tus zuj zus los yog muab tua, qhov tsaus ntuj ntawm cov duab tuaj yeem tshwm sim tiag tiag. LCD vaj huam sib luag, txawm tias muaj qhov dimming hauv zos (ib qho txheej txheem uas ntu ntawm lub teeb rov qab yog dim ntawm nws tus kheej), tuaj yeem tawm tsam nrog lub teeb "blooming" nyob ib puag ncig cov khoom ci ntawm qhov tsaus ntuj.
Seamless Loj -Format Displays
Rau qhov loj - hom kev teeb tsa, lcd vs coj screen lo lus nug feem ntau nqes mus seb puas pom bezels (lub cev thav duab nyob ib ncig ntawm txhua lub vaj huam sib luag hauv cov vuas array) puas tau. LCD video phab ntsa siv cov vaj huam sib luag nrog nyias tab sis pom bezels, tsim cov kab sib chaws thoob plaws daim duab. Direct- saib LED panels pobzeb yam tsis muaj qhov txwv no, vim tias cov khoom siv modular tsis muaj bezel nruab nrab ntawm lawv, tso cai rau cov duab tas mus li.
Saib lub kaum sab xis
Ob lub thev naus laus zis tau txhim kho tau zoo hauv kev saib lub kaum ntse ntse. Niaj hnub nimno LCD vaj huam sib luag siv IPS (Nyob rau hauv-Plane Switching - lub vaj huam sib luag thev naus laus zis uas txhim kho cov xim sib xws ntawm lub kaum ntse ntse) lossis cov thev naus laus zis zoo sib xws muab cov duab dav dav. Direct- saib LED zaub kuj feem ntau ua tau zoo nyob rau hauv dav saib cov ces kaum.
Thaum LED-Backlit LCD ua kom pom ntau dua
Txawm hais tias qhov zoo ntawm kev ncaj qha - saib LED hauv ntau daim ntawv loj - hom ntawv, LED-backlit LCD tseem yog qhov kev xaiv ua tau zoo hauv ntau qhov xwm txheej:
Kaw - saib ib puag ncigqhov twg zoo pixel daws teeb meem thiab ncaj qha - saib LED nplua - cov kev xaiv suab yuav txwv tsis pub kim
Cov peev nyiaj- txwv cov haujlwmqhov twg tus nqi qis dua ntawm LCD panels haum rau qhov yuav tsum tau ua
Standard chaw ua hauj lwm los yog chav rooj sib thamqhov twg ib qho screen ntawm ib qhov loj me yog txaus
Consumer settings- cov tsev, cov khw muag khoom me me - qhov twg qhov ntsuas thiab qhov ci zoo ntawm qhov ncaj qha - saib LED tsis tsim nyog
Qhov kev txiav txim siab coj zaub vs lcd zaub tsis yog ib txwm nyiam ntawm ib qho kev siv tshuab - nws nyob ntawm qhov chaw teeb tsa, pob nyiaj siv, thiab cov ntsiab lus xav tau.
Thaum Direct -Saib LED Ua Kom Paub Ntxiv
Direct- saib LED feem ntau yog qhov kev xaiv muaj zog dua thaum:
Cov zaub yuav tsum loj heev, irregularly zoo li tus, los yog seamlessly vuas
High brightness yuav tsum tau (sab nraum zoov lossis siab -ambient- teeb pom kev zoo)
Lub sijhawm ua haujlwm ntev tas mus li xav tau
Lub installation yog ruaj khov thiab pem hauv ntej - kev pabcuam kev pabcuam yog qhov tseem ceeb
Cov ntsiab lus suav nrog siab -cov yeeb yaj kiab ua yeeb yaj kiab uas tau txais txiaj ntsig los ntawm tus nqi refresh siab
Cov ntsiab lus
Kev sib piv ntawm cov coj thiab lcd zaub yog qhov nyuaj los ntawm cov ntsiab lus tsis sib xws, tab sis qhov sib txawv tseem ceeb yog ncaj nraim: feem ntau "LED cov ntxaij vab tshaus" hauv cov neeg siv khoom siv yog LED- backlit LCD panels, thaum coj mus muag LED zaub yog feem ntau ncaj qha - saib LED systems nrog cov yam ntxwv sib txawv. Kev xaiv ntawm lawv yuav tsum pib nrog kev nkag siab meej ntawm koj qhov chaw saib, hom ntsiab lus, pob nyiaj siv, thiab qhov ntsuas qhov xav tau - es tsis yog daim ntawv lo ntawm cov khoom.
FAQ
Q: Puas yog LED zaub zoo dua li LCD zaub?
A: Nws nyob ntawm daim ntawv thov. Direct- saib LED zaub feem ntau muab qhov zoo ntawm qhov ci, qhov sib piv, kev ua kom muaj peev xwm, thiab cov nplais tsis sib haum rau loj - siv hom ntawv. LED- backlit LCD cov ntxaij vab tshaus tseem siv tau thiab raug nqi- zoo rau cov qauv me me, kaw- saib ib puag ncig, thiab pob nyiaj siv- cov ntawv thov nco qab. Tsis yog universally superior.
Q: Puas yog TV cov ntxaij vab tshaus LCD lossis LED?
A: Cov TV niaj hnub no feem ntau yog LED- cov ntxaij vab tshaus LCD - lawv siv lub LCD vaj huam sib luag uas muaj teeb pom kev zoo los ntawm LED backlight. Lawv feem ntau ua lag luam tsuas yog "LED TVs," uas tuaj yeem ua rau tsis meej pem. Muaj tseeb ncaj qha- saib LED TVs muaj nyob tab sis tseem tsis tshua muaj nyob hauv cov neeg siv khoom lag luam.
Q: Dab tsi yog qhov txawv ntawm lcd zaub vs coj zaub nyob rau hauv cov nqe lus ntawm lifespan?
A: Ob lub thev naus laus zis tuaj yeem muab kev pabcuam ntev nyob rau hauv kev ua haujlwm ib txwm muaj, thiab kev sib piv ncaj qha yog qhov nyuaj vim tias lub neej ntev nyob ntawm kev siv sijhawm ntau, kev ua haujlwm kub, thiab kev saib xyuas. Cov neeg tsim khoom feem ntau tshaj tawm cov ntawv ntsuas kev ua neej nyob rau lawv cov khoom tshwj xeeb, uas yog qhov siv tau zoo dua li kev sib piv hauv qeb.
Q: Koj puas tuaj yeem siv lub vijtsam LCD sab nraum zoov?
A: Standard LCD cov ntxaij vab tshaus feem ntau tsis haum rau lub hnub ncaj qha sab nraum zoov vim muaj kev txwv ci thiab tsis muaj huab cua tiv thaiv. Tshwj xeeb siab -brightness, sab nraum zoov- ntsuas LCD cov khoom muaj nyob rau hauv qee yam kev siv, tab sis rau feem ntau loj - nplai sab nraum zoov cov kev xav tau, ncaj qha - saib LED tseem yog qhov kev daws teeb meem ntau dua thiab siv tau.
Q: Dab tsi yog "lub zos dimming" txhais li cas nyob rau hauv cov ntsiab lus ntawm coj vs lcd screen technology?
A: Hauv zos dimming yog ib qho ntawm qee qhov LED- backlit LCD cov ntxaij vab tshaus uas lub teeb rov qab tau muab faib ua cov cheeb tsam uas tuaj yeem ua rau nws tus kheej dimmed lossis ci ntsa iab. Qhov no txhim kho qhov sib piv piv rau tag nrho - array backlighting, vim qhov tsaus ntuj ntawm cov duab tau txais backlight tsawg dua. Txawm li cas los xij, nws tsis tas yuav rov ua dua ib qho -pixel tswj ncaj qha - saib LED, thiab kev ua tau zoo sib txawv ntawm kev siv.
