LCD TV (51 Duab): LED Thiab LCD Thev Naus Laus Zis Yog Dab Tsi? Yuav Ua Li Cas Yog Tias Muaj Qhov Tsaus Ntuj Ntawm Lub Vijtsam LCD TV? Lub Sij Hawm Lub Neej

Cov txheej txheem:

Video: LCD TV (51 Duab): LED Thiab LCD Thev Naus Laus Zis Yog Dab Tsi? Yuav Ua Li Cas Yog Tias Muaj Qhov Tsaus Ntuj Ntawm Lub Vijtsam LCD TV? Lub Sij Hawm Lub Neej

Video: LCD TV (51 Duab): LED Thiab LCD Thev Naus Laus Zis Yog Dab Tsi? Yuav Ua Li Cas Yog Tias Muaj Qhov Tsaus Ntuj Ntawm Lub Vijtsam LCD TV? Lub Sij Hawm Lub Neej
Video: #daim pam vov #thiab lub tog hauv ncoo lus suav hais li cas 2024, Lub peb hlis ntuj
LCD TV (51 Duab): LED Thiab LCD Thev Naus Laus Zis Yog Dab Tsi? Yuav Ua Li Cas Yog Tias Muaj Qhov Tsaus Ntuj Ntawm Lub Vijtsam LCD TV? Lub Sij Hawm Lub Neej
LCD TV (51 Duab): LED Thiab LCD Thev Naus Laus Zis Yog Dab Tsi? Yuav Ua Li Cas Yog Tias Muaj Qhov Tsaus Ntuj Ntawm Lub Vijtsam LCD TV? Lub Sij Hawm Lub Neej
Anonim

Cov TV LCD tau tso siab tau coj lawv qhov chaw tsim nyog tau txais txiaj ntsig hauv cov neeg siv khoom lag luam. Tube TVs yog qhov ua tiav ntawm yav dhau los. Kev ua lag luam rau LCD TVs tau ua tiav nrog ntau yam qauv uas nws feem ntau nyuaj rau cov neeg siv khoom lag luam txhawm rau txheeb xyuas qhov raug ntawm nws xaiv.

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Nws yog dab tsi?

Tam sim no muaj 4 txoj kab thev naus laus zis tseem ceeb rau kev tsim cov TV, thiab txhua tus ntawm lawv muaj nws tus kheej keeb kwm ntawm kev txhim kho, nws pib thiab xaus

CRT kab . Lawv txoj kev txhim kho ntxiv thiab tso tseg rau qhov laj thawj kev ua haujlwm - tsis muaj kev cia siab rau kev nce qhov screen loj thiab txhim kho qhov kev daws teeb meem zoo. Kev tsim cov duab raj ntxiv nrog cov duab siab txhais tau dhau los ua kev lag luam tsis muaj txiaj ntsig.

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Plasma TV teeb tau dhau los ua kev ntseeg siab thiab muaj kev xaiv zoo rau CRT. Tsis zoo li cov thev naus laus zis thawj zaug, lawv muaj cov duab loj loj kab pheeb ces kaum, qib siab dua ntawm kev daws teeb meem, xim tiag tiag, duab zoo qhov tob thiab muaj peev xwm tso lawv rau ntawm phab ntsa. Hauv qhov kev nkag siab zoo, lub "plasma" vaj huam sib luag muaj ob daim iav iav nrog microcapsules lossis cov cell nyob nruab nrab ntawm lawv, ntim nrog cov roj inert thiab phosphor. Nyob rau hauv qhov cuam tshuam ntawm qhov xav tau hluav taws xob, cov tub lim nkag mus rau hauv lub xeev ntshav, thiab cov roj sib xyaw pib ci hauv qhov kev tswj hwm. Hauv cov hnub ntawd, cov cuab yeej siv ntshav tau kim thiab siv hluav taws xob ntau. Qhov ntsuas kub siab ntawm kev ua haujlwm ntawm cov cuab yeej sai sai no ua rau cov cell ploj mus, thiab muaj "seem silhouette" tshwm sim.

Rau cov no thiab qee qhov laj thawj, kev tsim cov khoom siv ntshav tau ua tiav lawm.

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LCD cov khoom siv ua kua (CCFL, EEFL lossis LED) cim lub sijhawm tseem ceeb hauv kev txhim kho cov thev naus laus zis, suav nrog LCD grating, lim xim, tshwj xeeb tiv thaiv txheej, thiab qhov tseem ceeb tshaj plaws, yog lub teeb ci.

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Txoj kab thib plaub ntawm kev hloov pauv uas tseem txuas ntxiv mus yog OLED backlit LED panels .

Qhov sib txawv tseem ceeb no tau txiav txim siab qhov kev cia siab rau kev tsim kho ntawm cov kab thev naus laus zis tshwj xeeb no.

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Ntaus thiab txoj hauv kev ua haujlwm

Hauv paus, kev ua haujlwm ntawm cov ntxaij vab tshaus LCD sib txawv ntawm cov ntshav sib piv hauv qhov kev siv hluav taws xob tau muab los ntawm qhov tshwj xeeb LCD nruab nrab uas nyob hauv siab ntawm ob lub rooj. Cov txheej txheem, qhov nruab nrab tau teev tseg muaj cov pob zeb me me uas tuaj yeem kwv yees tau los teb rau cov txiaj ntsig ntawm tam sim no, hloov qib ntawm lub teeb xa mus . Cov zaub zoo li no tau tsim nyob rau hauv ib txoj kev uas nws muaj peev xwm hloov pauv qhov sib txawv ntawm txhua qhov ntau yam grey, pib nrog tsaus ntuj. Cov muaju lawv tus kheej tsis sawv cev los ntawm lub teeb lossis xim - cov khoom no yuav tsum ua kom pom tseeb. Lub teeb, hla nws, yuav tsum poob rau lub lim dej tshwj xeeb.

Thaum pib, lub teeb cathode txias txias (CCFL) raug siv los ua lub teeb ci. Tom qab - EEFL hom teeb. Cov cuab yeej no tau ua kom zoo. Cov qauv no "raug kev txom nyem" los ntawm qee qhov tsis zoo, piv txwv li, tsis muaj peev xwm kom tau txais lub teeb pom kev hauv cheeb tsam hauv ib cheeb tsam ntawm cov zaub thiab nce qhov ci nyob hauv lwm qhov, thiab lwm yam.

Qhov kawg ntawm lub xyoo pua 20th, LEDs tau pib siv los ua kom pom lub teeb ci LCD, hloov ntau lub teeb pom kev. Hauv lwm lo lus, LCD / LED-qhia nrog LED backlighting (teeb-emitting diod-LED) tau tshwm sim hauv khw.

Nws nyob hauv cov ntawv luv uas qhov sib txawv tseem ceeb los ntawm qhov qub version ntawm LCD suav nrog.

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Cov thev naus laus zis tshiab tau ua rau nws muaj peev xwm ntau dua "taw tes", uas txhais tau tias hloov pauv ntau qib ntawm qhov ci ntawm thaj chaw tshuaj ntsuam, kom tau txais qib siab dua ntawm qhov sib piv thiab xim zoo. Qhov txiaj ntsig tseem ceeb ntawm LED thev naus laus zis yog lawv qhov ntev me me, qhov hnyav, nrog rau qib qis kawg ntawm kev siv lub zog-cov cuab yeej tau dhau los ua nyias (2-3 cm), lub teeb thiab siv hluav taws xob tsawg dua (kev siv zog tau txo los ntawm 35-40) %).

Kev tshwm sim ntawm OLED vaj huam sib luag cim kev hloov pauv hauv kev tsim thiab telematrix nws tus kheej . Kev siv cov teeb pom kev tawm ntawm cov organic tau coj mus rau qhov tseeb tias tsis tas yuav muaj LCD txaus siab thiab lub teeb lim, vim nws dhau los ua tau tso 3-4 LEDs hauv ib qho pixel ntawm lub vijtsam. Hauv qhov no, txhua tus ntawm lawv tuaj yeem muab lub teeb liab, ntsuab thiab xiav (RGB), thiab muaj peev xwm ua rau pom dawb. Kev sib xyaw ntawm cov xim thawj tsim ntau qhov ntxoov ntxoo zoo ntawm cov zaub.

Hauv qhov kev nkag siab no, OLED cov qauv tsim nyog los sib piv nrog cov khoom siv ntshav, txij li ib qho "ntshav" ntawm tes, qhov tseeb, yog qhov chaw ywj pheej ntawm lub teeb thiab xim, zoo li pixel hauv OLED vaj huam sib luag.

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Pros thiab cons

LCD thev naus laus zis yog ua raws cov kua ua kua tso nruab nrab ntawm phab ntsa ntawm cov phaj polymer. Cov muaju tau teeb tsa hauv txoj hauv kev no tsim cov lej nrog cov lej tseem ceeb, thiab txoj hauv kev tshwj xeeb ntawm kev teeb pom kev zoo muab lub ci ci, thaum RGB matrix tsim cov xim.

Qhov tshwm sim ntawm LCD cov cuab yeej tuaj yeem suav tias yog qhov laj thawj tseem ceeb rau kev tshem tawm los ntawm CRT kev lag luam.

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Peb yuav nqa mus rau lawv qhov zoo:

  • tsis sib xws qis zog noj;
  • tsis muaj hluav taws xob zoo li qub;
  • sib piv cov duab me me teeb tsa tau hauv hom puv HD;
  • tus nqi qis;
  • me me, tab sis hnub no peb tuaj yeem hais tau - hnyav heev.
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Minuses:

  • qib sib piv yog qhov phem dua me ntsis ntawm cov qauv ntshav thiab LEDs;
  • me me pom lub kaum ntse ntse;
  • tsis yog qib txaus ntawm qhov tob dub thiab sib piv;
  • tsuas yog "tus qauv" tso saib hom kev daws teeb meem;
  • lub sij hawm rau kev hloov cov duab tsis yog mus rau lub cim.

Qhov zoo thiab qhov tsis zoo sib txawv los ntawm tus qauv rau tus qauv, nyob ntawm tus nqi thiab hom khoom. Yog li, cov tuam txhab tsim khoom lag luam ua piv txwv zoo sib xws thiab tus lej ntawm lwm qhov tseem ceeb. Cov qauv tsis kim tau ua rau muaj qhov tsis zoo ntxiv, suav nrog lawv lub neej kev pabcuam. Feem ntau, cov khoom siv LCD tau ua haujlwm txog li 8-10 xyoo.

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LED-cov qauv pib tau nquag faib txij li xyoo 2010. Qhov tseeb, cov no yog LCD TVs, tab sis nrog qee yam ntxiv thiab hloov pauv. Qhov no siv feem ntau los txhim kho teeb pom kev zoo. Vim qhov no, qhov ci ntawm daim duab thiab qhov ua kom muaj xim zoo nkauj tau nce ntxiv. Raws li cov cim tseem ceeb, LED thev naus laus zis ua ntej ntawm LCDs, suav nrog kev siv lub zog.

Nco ntsoov tias kev muaj lub teeb pom kev zoo tshaj plaws ntawm cov zaub tsis ua rau nws yog tus thawj coj tsis muaj kev sib cav. Cov duab zoo feem ntau nyob ntawm hom thiab cov thev naus laus zis tshiab tshaj tawm los ntawm cov khw.

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Qhov zoo ntawm cov qauv no:

  • tsis siab ntawm qhov ci ci thiab meej ntawm daim duab;
  • kev tsim xim zoo nkauj thiab qib sib piv;
  • ntawm qib 4K daws teeb meem, cov duab yog qhov zoo tshaj plaws thiab ntim.

Minuses:

  • me me pom lub kaum ntse ntse;
  • tus nqi siab.
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Nyob rau hauv cov ntaub ntawv ntawm LED TVs, nws yog qhov tsim nyog hais txog qhov tsis txaus ntseeg uas muaj, theej, kev lag luam lub ntsiab lus. Qhov tseeb yog qhov ntawd hauv khw muag khoom feem ntau, cov qauv LED hais txog cov khoom siv LCD nrog LED teeb pom kev zoo . Qhov tseeb, cov lus qhia ntshiab LED tau tsim los siv cov thev naus laus zis sib txawv me ntsis, uas txhua tus neeg ntawm tes tau teeb los ntawm nws tus kheej LED. Ib qho ntawm thawj cov cuab yeej zoo li no tau tshwm sim xyoo 1977, tab sis nws tsis tau txais kev faib tawm ntau tiag.

Lub ntsiab lus ntawm qhov teeb meem yog tias nws nyuaj rau ua txawm tias cov khoom lag luam me nrog kaum tawm txhiab tus LEDs ntawm tus nqi siv tau. Txawm hais tias loj hauv qhov loj me, cov cuab yeej zoo sib xws muaj nyob hauv kev tshaj tawm sab nraum zoov.

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Saib

Kev txiav txim thiab thev naus laus zis ntawm lub teeb pom kev zoo yog txiav txim siab los ntawm ob hom LCD khoom siv (LCD / LED): Ncaj LED (teeb pom kev zoo) lossis Ntug LED (teeb pom kev zoo los ntawm qhov kawg). Thawj qhov kev xaiv yog ib txoj hauv kev ntawm qhov tseem ceeb, thaum cov ntsiab lus tseem ceeb nyob tom qab cov lej, nyob hauv thaj tsam tag nrho ntawm lub ntim. Cov diodes nyob hauv cov kab tshwj xeeb tsom iav, uas tau txuas nrog cov khoom tshwj xeeb.

Txawm tias lub teeb pom kev zoo ntawm lub grille LCD tau muab los ntawm tus tshwj xeeb diffuser, thiab cov cua sov tau tawg los ntawm lub tshuab hluav taws xob . Kev teeb tsa cov cuab yeej siv ntxiv ua rau cov cuab yeej tuab li ntawm 2 cm. Txawm li cas los xij, qib kev siv hluav taws xob kuj tseem poob qis.

Ib qho ntxiv, cov xim zoo tshaj plaws thiab xim xim tau khaws cia thaum rov qab, thiab qhov ci ntawm txhua lub diode tuaj yeem hloov kho cais.

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Qhov kev xaiv thib ob yog Ntug LED - cuam tshuam qhov kev tso ntawm diodes ntawm ob sab ntawm lub teeb faib khoom … Qhov chaw tso rau ntawm lub teeb pom kev pom tias muaj cov khoom siv rov ua dua tshiab tsim los faib lub teeb kom sib npaug thoob lub matrix. Feem ntau ntawm cov cuab yeej no los nrog lub zog ua kom pom kev hauv zos. Txawm li cas los xij, nws cov txheej txheem hauv cov cuab yeej pheej yig tau tsim tsis zoo thiab yuav tsis ua haujlwm kom raug.

Yog li, txoj kev teeb pom kev nyob ib puag ncig ib puag ncig ntawm cov zaub muab qib zoo ntawm qhov ci thiab sib piv, txo qhov tuab ntawm lub vaj huam sib luag, tab sis pab txhawb kev siv zog ntau ntxiv.

Hom backlighting no nrov nyob hauv kab pheeb ces kaum me me LCD / LED.

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Qhov ntev (kho kom raug)

Sab nrauv, cov xov tooj cua hauv TV piav qhia zoo ib yam: lub cev lub cev yog nyias (los ntawm ob peb centimeters mus rau ob peb millimeters), thiab qhov hnyav ntawm cov khoom yog me me. Nco ntsoov tias Cov ntxaij vab tshaus LCD los ntawm ntau qhov ntau thiab tsawg - txog li 100 ntiv tes . Qee qhov piv txwv ntawm LED-cov ntxaij vab tshaus tau tsim thiab ntau dua 100 ntiv kab pheeb ces kaum. Pawg loj ntawm cov khoom lag luam LCD, raws li txoj cai, tau muag nrog kab pheeb ces kaum ntawm 32 txog 65 ntiv (tsawg dua 22 ntiv tes lossis 50 ntiv tes). Nrog kev nce hauv kab pheeb ces kaum ntawm lub vijtsam, kev siv zog ntawm kev tsim cov matrices ib txwm loj hlob, thiab, yog li ntawd, tus nqi ntawm lub cuab yeej.

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Rau "plasma", kab pheeb ces kaum tseem ceeb tsis yog teeb meem . Nws yog vim li no tias lawv ib leeg-loj LED cov khoom sib piv tau pheej yig dua. Txawm li cas los xij, kev tsim cov ntshav ntshav tsawg dua 32 "yog thev naus laus zis nyuaj dua, yog li kev tsim cov cuab yeej zoo li no pib los ntawm 40".

Lub hauv paus tseem ceeb ntawm cov ntxaij vab tshaus uas qhia txog qhov zoo ntawm daim duab yog: qib sib piv, ci thiab nthuav tawm xim.

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Chaw tsim tshuaj paus

Cia peb saib cov npe nrov tshaj plaws uas tsis tu ncua nyob rau hauv kev ntaus nqi

Shivaki - cov qauv khoom lag luam tau pov thawj lawv tus kheej hauv kev lag luam hauv tsev thiab lwm qhov vim lawv qhov ua tau zoo, ntseeg tau thiab ua haujlwm ntev.

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TCL - tsim ntau hom TV teeb tsa (ntshav, LCD, LED). Cov khoom lag luam zoo thiab tus nqi tsim nyog.

Piv txwv li, pob nyiaj siv tab sis tsim qauv TCL LED32D2930.

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Samsung - ntawm cov khoom lag luam ntawm lub tuam txhab no muaj coob tus ua tau zoo thiab ntseeg tau cov cuab yeej LED.

Tam sim no Samsung UE40MU6100UXRU tus qauv tshwj xeeb tshaj yog.

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Lg - Feem coob ntawm cov khoom lag luam LED nyob hauv cov khoom lag luam no muaj qib siab ntawm kev ua tau zoo, kev ua haujlwm ntev thiab kev tsim qauv "niaj hnub" zoo heev.

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Paub tsis meej - ntawm qhov kev nthuav dav dav tshaj plaws ntawm lub tuam txhab no muaj ntau yam pheej yig thiab cov cuab yeej zoo ntawm ntau hom.

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Lub sij hawm lub neej

Hais txog kev pabcuam lub neej ntawm cov cuab yeej siv TV, nws tsim nyog nco ntsoov qhov kev cai lij choj ntawm qhov ntsuas no. Yog li, yog tias cov lus qhia tsis qhia txog lub sijhawm ua haujlwm ntawm lub cuab yeej LCD, tom qab ntawd raws li txoj cai lij choj cuam tshuam tiv thaiv cov cai ntawm cov neeg siv khoom, lub sijhawm no yog 10 xyoo … Qhov tseem ceeb ntawm qhov teeb meem yog qhov uas feem ntau cov neeg tsim khoom tsis txaus siab qhov ntsuas no, ua pov thawj qhov ntsuas los ntawm kev tsis paub kho (tus nqi kho yog feem ntau sib npaug rau tus nqi ntawm lub cuab yeej tshiab).

Qhov nruab nrab, cov khoom siv LCD nrog lub vaj huam sib luag LED tuaj yeem kav ntev txog 30,000 teev. Qhov tseeb, raws li kev tshuaj xyuas ntawm cov neeg siv khoom, nws tuaj yeem kav ntev txog 5 xyoos, thiab cov qauv qib siab - 7 xyoo lossis ntau dua.

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Cov cuab yeej ntshav hauv cov xwm txheej no pom tau zoo dua LCDs, lawv cov vaj huam sib luag kav ntev txog 100,000 teev . Txawm li cas los xij, muaj qhov tsis zoo ntawm no ib yam nkaus - teeb tsa TV ntshav siv 3-4 zaug ntau dua hluav taws xob, thiab qhov ntsuas qhov ntsuas qhov ntsuas ntawm "ntshav" qis dua, feem, qib ntawm qhov meej thiab nthuav dav yog qis dua. Hauv lwm lo lus, thaum xaiv cov cuab yeej tshwj xeeb, koj ib txwm yuav tsum tau fij qee yam.

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Yuav xaiv li cas?

Tsuas yog cov lus teb raug, hom TV twg zoo tshaj rau lub sijhawm tshwj xeeb, tej zaum tsis muaj. Yog tias koj npaj yuav saib yeeb yaj kiab hauv chav me, hauv chav ua noj, thiab qee zaum siv TV ua lub ntsuas saib rau lub PC, tom qab ntawd, feem ntau yuav yog, koj yuav tsum ua tib zoo saib ntawm cov khoom siv LCD . Plasma loj yog qhov tsim nyog rau chav tsaus nti. Rau cov duab zoo meej, nws zoo dua los siv nyiaj ntawm tus qauv LED.

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Thaum xaiv lub TV LED, peb pom zoo kom koj coj mus rau hauv tus lej cov lus pom zoo

  1. Txog kev tshuaj ntsuam kab pheeb ces kaum. Qhov loj me pom yuav tsum tau suav los ntawm qhov kwv yees kwv yees deb ntawm txoj haujlwm saib mus rau cov khoom lag luam LED tau muab faib ua peb qho, qhov loj me yuav ua tau raws qhov loj ntawm kab pheeb ces kaum.
  2. Qhov kev daws teeb meem zoo tshaj plaws, txawm tias kim, yuav yog Ultra HD LED ntaus ntawv.
  3. Cov duab zoo yuav tsum raug xaiv raws tus kheej nyiam los ntawm kev sib piv.
  4. Qhov ci ntsa iab ntawm qhov screen yog qhov sib txawv thiab ci dua. Txawm li cas los xij, qhov no tsis yog qhov kev xaiv tsim nyog rau chav ci thiab tshav ntuj (yuav muaj qhov ci). Qhov ua tiav matte muab cov duab tsis sib xws, tab sis nws tsis ci.
  5. Tam sim no hom ntawv nrov yog 16: 9, haum rau ob qho tib si digital thiab satellite TV. 4: 3 yog qhov tsim nyog rau cov kab hluav taws xob.
  6. Qhov kev xaiv ntau dua tus qauv muaj, qhov yooj yim dua nws yog.
  7. Niaj hnub nimno LED TVs feem ntau tau nruab nrog ntau lub luag haujlwm ntxiv, uas feem ntau tsis xav tau tshwj xeeb (kev tswj lub suab, wi-fi, router-built-in). Nws tsim nyog txiav txim siab seb koj puas xav tau "tswb thiab xuav" ntxiv.
  8. Nws yog qhov zoo dua los yuav lub TV uas muaj HDMI, USB chaw nres nkoj rau txuas lwm cov khoom siv. Txheeb xyuas yog tias cov khoom sib txuas tau yooj yim nyob thiab tsis nyuaj nkag mus.
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Kev quab yuam

  1. Peb tsis pom zoo txhim kho cov cuab yeej ze rau cov cua sov, tshwj xeeb tshaj yog tias nws yog cov qauv ntshav.
  2. Tsis txhob so cov khoom hauv TV, tshwj xeeb yog lub vijtsam, nrog rau khaub ncaws zoo tib yam; koj yuav tsum siv cov ntaub tshwj xeeb, ntaub so ntswg, txhuam los yog pears.
  3. Peb pom zoo kom koj ntxuav lub cuab yeej tsawg kawg ib xyoos ib zaug.
  4. Qhov ntsuas kub ntawm lub cuab yeej muaj nws cov kev txwv nyob ntawm nws hom. LCD saib tuaj yeem ua haujlwm ntawm qhov kub ntawm + 5- + 350, thiab khaws cia hauv qhov txias nrog qhov ntsuas tsis qis dua -100. Ib feem tseem ceeb ntawm LCD qhia hauv huab cua txias sai sai.
  5. Nws yog qhov zoo dua los teeb tsa lub cuab yeej hauv tsev ntawm ob txhais ceg, yog li tsawg dua cov hmoov av nkag rau hauv nws.
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Teeb meem-tua

Kev ua yuam kev raug pom los ntawm cov neeg siv LCD TV hauv lub rooj cob qhia koom nrog plaub yam tseem ceeb:

  • matrices;
  • cov khoom siv zog;
  • backlight chav inverters;
  • niam txiv.

Cov duab kos los ua ke ntawm cov xim TV niaj hnub tso cai, raws li txoj cai, kom hloov sai sai cov khoom tsis raug, uas ua kom ntseeg tau kev ua haujlwm tau zoo ntawm lub cuab yeej tom qab kho tas.

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Zaub cov xim (dawb, tsaus, dub lossis ntxoov ntxoov) tuaj yeem tshwm sim los ntawm ntau qhov laj thawj

  1. Thaum yuav khoom, koj yuav tsum tshuaj xyuas cov khoom kom zoo. Cov khoom siv puas tsuaj - cuam tshuam lossis nyuaj siab - tuaj yeem ua rau pom ntawm qhov screen. Hauv qhov no, qhov hu ua tawg pixels tuaj yeem kis dhau qhov chaw tsis xws luag. Cov cuab yeej tshwj xeeb muaj nyob hauv kev cob qhia tso cai rau koj txheeb xyuas thiab kho cov pixels tsis raug.
  2. Huab cua thiab dej nkag mus rau hauv lub vijtsam vim kev thauj mus los tsis raug ntawm lub cuab yeej lossis nws siv. Qhov no tuaj yeem tshwm sim los ntawm kev thauj mus los tsis raug lossis kho khoom siv tsis zoo.
  3. Qhov kub siab tuaj yeem cuam tshuam tsis zoo rau lub matrix, ua rau muaj kev tshem tawm thiab ua kom tsis zoo.
  4. Qhov tsaus ntuj ntawm ib feem ntawm lub vijtsam, qhov pom ntawm cov kab tsaus nti feem ntau yog tshwm sim los ntawm kev ua tsis tiav ntawm LED kab rov tav kab txaij. Vim tias LEDs poob lawv thawj qhov zoo nyob rau lub sijhawm.
  5. Cov tsos ntawm kab txaij ntsug qhia qhov ua haujlwm tsis zoo ntawm lub voj voos. Ripples, lub vijtsam flickers, thiab kev cuam tshuam tsis zoo kuj qhia nws qhov kev tawg. Qhov dav ntawm txoj hlua tuaj yeem ncav cuag ob peb centimeters, thiab nws cov xim sib txawv (dub, liab, thiab lwm yam).
  6. Qhov taw qhia teeb liab (tas li lossis ntsais ntsais) - qhov yuam kev hauv kev xaiv hom lossis cov ntsaws txuas tsis raug. Muaj peev xwm ua tsis tau zoo hauv cov tswj vaj huam sib luag - nws tsim nyog hloov lub roj teeb.
  7. Muaj lub suab, tab sis tsis muaj duab - tuaj yeem muaj ntau qhov laj thawj, peb pom zoo kom hu rau tus neeg ua haujlwm.
Duab
Duab

Kev ua tsis raug ntawm lub zog hluav taws xob feem ntau tshwm sim vim kev hloov pauv sai ntawm lub zog hluav taws xob. Peb pom zoo kom siv lub ntsuas hluav taws xob ruaj khov. Lwm cov tsos mob ntawm cov khoom siv fais fab tuag:

  • lub vijtsam tsis qhib (tua);
  • qhov taw qhia kev ua haujlwm txawm tias tsis pom lossis flickers;
  • lub cuab yeej pib ua haujlwm ib txwm muaj, tab sis tom qab ib ntus qhov screen ploj mus.

Nws yog qhov ua tau los txheeb xyuas hom kev tawg tsuas yog hauv lub rooj cob qhia. Thawj qhov uas yuav tsum tau ua yog xyuas cov fuses thiab, yog tias lawv ua tsis raug, hloov lawv.

Duab
Duab

Cov inverters ntawm cov teeb pom kev rov qab yuav tsum tau tshuaj xyuas yog tias lub qhov muag tsis pom lossis lub vijtsam pom thaum qhib, xim tau hloov. Inverters yog cov teeb meem tshwm sim uas tuaj yeem tshwm sim thaum lub teeb pom kev zoo LCD thaum lawv pab qhib nws. Cov cim tseem ceeb ntawm inverter tsis ua haujlwm yog:

  • tsaus screen;
  • "Suab nrov" hauv qab ntawm qhov screen.

Nws muaj peev xwm hloov pauv lub rooj tsav xwm inverter koj tus kheej yog tias koj muaj kev txawj tshwj xeeb.

Duab
Duab

Lub niam ntawv muab cov lus teb dav dav rau kev tswj hwm cov lus txib, TV txais thiab xa tawm, teeb tsa tshwj xeeb thiab lwm yam kev xaiv. Yog li ntawd, yog tias koj pom:

  • cuam tshuam ntawm cov zaub;
  • qeeb cov lus teb ntawm lub cuab yeej rau kev tswj hwm cov lus txib;
  • tawg ntawm qhov nkag / tawm;
  • teeb meem hauv kev teeb tsa lossis lwm yam teeb meem, nws muaj peev xwm ua tau tias DC convector tsis raug lossis muaj software tsis ua haujlwm ntawm lub cuab yeej.

Kev ua haujlwm tsis zoo cuam tshuam nrog kev tawg hauv lub niam ntawv feem ntau tshwm sim. Lawv feem ntau kho tau, nrog tus nqi me ntsis.

Koj tuaj yeem tshem tawm khawb los ntawm cov khoom siv uas muaj muag lag luam Novus Plastic Polish lossis Displex Display Polish. Rau kev puas tsuaj me me, siv roj av jelly lossis isopropyl cawv.

Duab
Duab
Duab
Duab

Txheeb xyuas cov txheej txheem

Txij li xyoo 2007, LCD TV tau muag ntau tshaj plaws hauv TV. Qhov no tau lees paub los ntawm ob qho kev muag khoom thiab ntau tus neeg siv tshuaj xyuas zoo. Cov cuab yeej siv LCD, raws li cov neeg siv khoom, muab, ua ntej tshaj plaws, cov duab zoo, muaj peev xwm xaiv tau qhov zoo tshaj plaws ntawm qhov ntev. Cov neeg txais TV tau tsim hnub no ntseeg tau zoo heev, thiab cov kev pabcuam tsim kho cov cuab yeej tau nrawm heev thiab muaj txiaj ntsig zoo, vim tias nws tsis nyuaj rau hloov thiab rov ua cov ntsiab lus tsis raug.

Qhov tseem ceeb tshaj plaws, txoj kab txuas ntxiv mus txuas ntxiv txhim kho los ntawm kev siv cov teeb liab tshiab ua thev naus laus zis thiab kev tsim cov txheej txheem.

Pom zoo: