Hoʋiʋli si le televisionwo dome la lolo ŋutɔ. Nudidi siwo li fifia dometɔ ɖekae nye ŋutete si le ame si be wòawɔ dɔ tso dijitaal dzesiwo ŋu. Le afisi wotso koŋ ta la, viɖe gã geɖe le LCD-televisionwo ŋu le gɔmedzedzea me.
Le egbegbe xexeame la, ame ɖoa ŋu ɖe mɔ̃ɖaŋu "kpekpeɖeŋu" gbogbo aɖewo ŋu vevie - ʋuwo, kɔmpiutawo, GPS-mɔ̃wo, asitelefonwo kple elektrɔnikmɔ̃ bubuwo. LCD - mɔ̃ɖaŋununya te ŋu ɖo kpe efe viɖe dzi le amegbetɔ fe dɔwɔnawo katã me. Esesẽ be woasusu nane si de ŋgɔ le mɔ̃ɖaŋununya me ne LCD-nukpɔkpɔ si me nyatakakawo le, si sɔ na ŋkuléle ɖe mɔ̃ ɖesiaɖe fe dɔwɔwɔ ŋu manɔmee. LCD mɔ̃ɖaŋununya kpɔa dɔwɔnu yeyewo gbesiagbe. Mewɔ nuku o be eɖu IT-asitsatsa dzi eye mlɔeba la, etrɔ asi le televisionwo wɔwɔ ŋu.
LCD-televisionwo nye mɔ̃ gbadza siwo le atsyã me, siwo fe didi le dzidzim ɖe edzi gbesiagbe.
Gɔmeɖose si ku ɖe dɔwɔwɔ ŋu
Austriatɔ numiemieŋutinunyala aɖe ke ɖe kristalo "tsi" ŋu le fe 1888 me. Le nɔnɔme vovovowo me la, wofe nuwɔwɔ le gaglãgbe fe sefe vovovowoe le wo si. Le fe alafa si va yi fe fe 60-awo me la, dzɔdzɔmeŋutinunyalawo te ŋu wɔ dodokpɔ gbãtɔ siwo wotsɔ wɔa tsi si woyɔna be liquid crystal screens, gake womeli ke akpa be woate ŋu atsɔ wo ade dɔwɔwɔ me o. Nyitsɔ laa koe amesiwo wɔe la kpɔ emetsonu siwo dzi woda asi ɖo.
Le egbegbe TVwo me la, wozãa TFT LCD mɔ̃ɖaŋununya zi geɖe wu - transistor si fe amadede nye thin-film liquid crystal display. Nu eve siwo le abe ahuhɔ̃e ene siwo wotsɔ polarized wɔe, eye wotsɔ TFT film tsyɔ wo dometɔ ɖeka dzi. Krystalwo le film la me, kristalo nenie - piksel geɖe ale gbegbe. Thin Film Transistors ɖɔa elektrikŋusẽ fe sisi ɖo, si wɔnɛ be wofe kristalowo trɔna eye wofe nɔnɔme trɔna, si naa nusiwo me kɔ/siwo me mekɔna o.
Kristalawo ŋutɔ meklẽna o, eyata akaɖi si me keklẽ le le nukpɔkpɔa megbe. Wotsɔa xɔtunu ɣi aɖe si mãa akaɖia sɔsɔe la ma nukpɔkpɔa kple akaɖia dome.
Be woakpɔ amadede fe nɔnɔmetata la, wozãa nu tɔxɛ aɖe si wotsɔna tsia nu me. Etsɔa amadede dzĩ, amadede dzẽ kple blɔ kpena ɖe eŋu. Woate ŋu awɔ amadede bubu ɖesiaɖe to wo fofo fu me. Esi wònye be pikselawo le sue ŋutɔ ta la, nukpɔla la va kpɔa nɔnɔmetata "blibo" mlɔeba.
Le LCD mɔ̃ɖaŋununya fe nɔnɔmewo ta la, keklẽŋusẽ aɖeke medoa go le screen la dzi o.
Nɔnɔmetata
Screen fe diagonal le LCD-TVwo me ɖoa inch 50, eye le model aɖewo me - kple esi wu nenema. Vaseɖe fifia la, adzɔnuwo wɔlawo mete ŋu kpɔ kuxi si nye be woadzi efe lolome ɖe edzi gbɔ keŋkeŋ o. Le piksel ɖesiaɖe si wotsɔ kpe ɖe eŋu gome la, wobiaa transistor etɔ̃, eye le mɔ̃ siwo fe didime wu sentimeta 37 me la, kekeli fe mama nye kuxi. Dzɔgbenyuietɔe la, adzɔnuwɔfe xɔŋkɔwo te ŋu kpɔ kuxi sia gbɔ va ɖo afi aɖe. Sony, Samsung, Sharp, LG - esiawoe nye adzɔha siwo te wodzraa LCD TV deŋgɔ siwo fe diagonal gã le.
Screen aspect ratio si le model aɖewo ŋu nye 16:9, format sia sɔ nyuie wu na DVD kple HDTV kpɔkpɔ, ke hã, model geɖewo léa 4:3 si wozãna tsã si TV channel akpa gãtɔ gakpɔtɔ doa alɔe la me ɖe asi. Zi geɖe la, wotsɔa mɔ̃ɖaŋununya vovovowo xea fe ɖe vovototo si le dzesiwo fe nɔnɔmewo kple TV la dome la ta.
Zi geɖe la, nɔnɔmetata si le LCD TV dzi la klẽna wu eye wòto vovo kura wu CRT si wozãna ɖaa. Enaa "nɔnɔmetata" nyui aɖe le kekeli ɖesiaɖe me. Ŋkeke fe keklẽ alo kekeli si wowɔ kple asi mate ŋu ado kplamatse efe dɔwɔwɔ nyuie o.
Àte ŋu akpɔ TV tso tefe ɖesiaɖe, elabena zi geɖe la, nukpɔkpɔ fe dzogoe tso dzidzenu 160, le mɔ̃ yeyetɔwo me - vaseɖe dzidzenu 178. Tsã la, "plasma" fe nukpɔkpɔ fe dzogoe nyo wu, ke hã, mɔ̃ɖaŋununya eveawo fe dɔwɔwɔ si sɔ la sɔ kloe. Abe se ene la, dzogoe si dzi wokpɔa nu le la mekpɔa ŋusẽ ɖe screen la fe "nuku" dzi boo o, si woyɔna be. "dot pitch" - enyo be wòanye esi mede 0.28 mm o.
LCD fe nɔnɔme vevitɔwo dometɔ ɖekae nye ŋuɖoɖo fe ɣeyiɣi - zi alesi wòle sue la, zi nenemae wònyo wu (eɖea alesi piksel ɖekaɖeka fe gaglãgbe ate ŋu atrɔ kabakaba evɔ nɔnɔmetata fe nyonyome mabu o la fiana). Wodzidzea ŋuɖoɖo fe ɣeyiɣi le milisekɔnd me, asixɔxɔ nyuitɔ kekeake nye 20 ms alo esi mede nenema o. Ɣeyiɣi siwo woatsɔ aɖo nya ŋu kabakaba le vevie ŋutɔ ne wole DVD kple HDTV kpɔm le screen gãwo dzi, vevietɔ le nuwɔna fe nukpɔkpɔwo me.
To vovo na plasma kple CRT TVwo la, nɔnɔmetata si le LCD me "mefiãna o", eyata enyo ŋutɔ na dɔwɔwɔ kple kɔmpiuta alo video set-top box fe kadodo. Nuŋɔŋlɔ kple nɔnɔmetatawo fe ɖeɖefia fe nyonyome de ŋgɔ ŋutɔ.
Nukpɔsusu totro siwo bɔ dometɔ ɖekae nye "zi alesi nɔnɔmetata la loloe la, zi nenemae nɔnɔmetata la lolonae." Menye nenemae wònɔna ɣesiaɣi o. Le CRT TV siwo wozãna ɖaa fe akpa gãtɔ me la, wofe lolome nye VGA (640X480 pixels), evɔ LCDwo ya ate ŋu akpɔ XGA (1024X768) alo W-XGA (1280X768) hã. Hafi nàsrɔ̃ xexlẽdzesiawo la, anyo wu be nàtsɔ "nɔnɔmetata" la ŋutɔ asɔ kple wo nɔewo.
Mɔ̃ɖaŋununya fe nɔnɔmewo
Zi geɖe la, wodzraa LCD-televisionwo kple odio-mɔ̃, tuners, kple bubuawo, gake anyo wu be nànya nusiwo le kit la me do ŋgɔ. Le kpɔɖeŋu me, dɔwɔfe aɖewo fe televisionwo mewɔa dɔ le PC-kadodowo ŋu o, si ate ŋu awɔ nuku na nuflela si metsɔ ɖeke le eme o, ɣeaɖewoɣi la, be woate ŋu awɔ dɔ le afeme sinimaɖemɔ̃ me la, womedea nufomɔ̃ TV la me o.
Ele vevie be TV la nado alɔ HDTV fe dzesi. Digitál nɔnɔmetata si fe lolome deŋgɔ nyo wu esi sɔ sã. Egbea la, cable kple satellite television dɔwɔfe aɖewo siwo woxea fe na wɔa dɔ kple HDTV, le etsɔme la, TV si wozãna ɖaa hã awɔ dɔ kplii.
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January 30, 2023 14:19:34 +0200 GMT
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