Dab tsi yog 4K TV? Dab tsi kuv yuav tsum them sai sai rau thaum yuav lub TV 4K?
Nov 01, 2019
Nyob rau hauv xyoo tas los no, nrog kev kawm paub tab txuas ntxiv ntawm 4K thev naus laus zis, 4K TV tau maj mam dhau los ua cov khoom lag luam tseem ceeb ntawm cov lag luam TV xim. Yog li rau 4K TV, 4K TV yog dab tsi? Dab tsi peb yuav tsum them sai sai rau hauv kev yuav khoom? Ntawm no yog ob peb yam yuav tau nco ntsoov:
Ua ntej tshaj plaws, peb yuav tsum muaj kev nkag siab zoo txog lub tswv yim ntawm 4K TV. 4K yog ib hom kev txhais cov thev naus laus zis ntau, uas tau siv dav hauv kev lag luam TV thiab xov tooj txawb. Hauv TV tus qauv, 4K yog ultra-siab txhais (UHD). Nws cov teeb meem kab rov tav yog 3840 pixels, thiab nws cov kev daws teeb meem ntsug yog 2160 pixels. Ntxiv nrog rau kev tshaj lij ntawm UHD ultra-siab txhais cov zaub npo, cov kev daws teeb meem lub cev ntawm 4K TV yuav tsum ua tau raws li cov qauv no. Tsuas yog thaum lub pixel yog 8.3 lab tuaj yeem nws hu ua hluav taws xob 4K tiag tiag.
Tom qab muaj kev nkag siab meej txog lub tswv yim ntawm 4K TV, cia saib seb peb yuav tsum tau them sai sai rau hauv kev yuav khoom.
Thawj qhov ua yog los txheeb xyuas qhov tseeb ntawm 4K. Qhov tseeb pixel kev npaj ntawm 4K TV yog nyob rau hauv daim ntawv ntawm "RGB". Yog tias "RGBW" raug khij hauv phau ntawv, nws tsis yog tiag tiag 4K TV. Ntxiv rau, tiag tiag TV 4K yuav tau txais 4K Ultra HD daim ntawv pov thawj ntawm CEA Consumer Electronics Association. Thaum koj yuav lub TV, koj yuav tsum pom qhov ntawv pov thawj ntawm 4K TV.
Qhov ob, thaum yuav khoom lub TV 4K, koj yuav tsum xav txog koj cov kev xav tau saib thiab xaiv cov khoom uas haum rau koj. Piv txwv li, nws tuaj yeem pab txhawb 120 Hz refresh rate TV, saib kev sib tw ntaus pob tesniv nrog 4K daws teeb meem thiab tus ncej siab, thiab tseem pom lub sijhawm thaum cov neeg ua viav vias. Rau cov kiv cua kis las, lawv tuaj yeem muaj kev zoo siab dua ntawm qhov kev ua si zoo, thiab tus lej tsis sawv cev ntawm daim duab tsis zoo.
Tsis tas li, kos lub nti. Nti yog qhov tseem ceeb rau TV kom muab tag nrho cov kev ua si rau 4K qhov zoo dua. Hauv TV teeb nrog 4K npo, qhov tseem ceeb yog kom tau txais cov duab 4K, uas yog nyob ntawm seb cov nti ua haujlwm haum rau 4K screen technology yog saws.
Tsis tas li ntawd, khau raj ncaj qha saib cov txiaj ntsig tseeb ntawm TV. Cov khoom lag luam zoo tsis yog sib dhos yooj yim ntawm cov khoom seem zoo. Thaum txiav txim plaub qhov 4K nyhuv, nws yuav yooj yim rau kev txiav txim los ntawm "2K rau 4K duab kev txhim kho cov thev naus laus zis". Koj tuaj yeem tig rau cov khoom "2K rau 4K ua haujlwm" thiab saib qhov sib txawv ntawm cov duab thaum lub luag haujlwm tig los yog tsis, yog li koj tuaj yeem nkag siab qhov tseeb daim ntawv thov siv ntawm 4K thev naus laus zis.
