Yini empeleni ubona kuleso 4K Ultra HD TV entsha?
Nakuba abathengi abaningi besasetshenziselwa i-HDTV , abanye manje benza ukuthi bafinyelele ku-4K ngokuthenga i-Ultra HD TV yabo yokuqala.
Kuningi lwe-hype mayelana ne- 4K Ultra HD TV, futhi, ngokungangabazeki, lawa maqoqo angaletha isithombe esiphezulu sokulungiswa, kepha kukhona izinto okufanele uzicabangele ngokoqobo ongakubona esikrinini.
Usayizi Weskrini, Ukuhlala Kwebanga, nokuqukethwe
Kunezici ezintathu eziyinhloko okufanele zicatshangelwe ukuze ubone umehluko phakathi kwe-HD ne-Ultra HD.
Okokuqala, kukhona Usayizi Weskrini. Nakuba ama-TV angama-4K Ultra HD afinyelela ngobukhulu ngamasentimitha angu-65 nangaphansi, kungase kube nzima kubathengi abaningi ukubona umehluko omkhulu phakathi kuka- 1080p HD no-4K Ultra HD kulawo masayizi ombukiso. Noma kunjalo, ngobukhulu beskrini, amasentimitha angu-70 futhi phezulu - umehluko phakathi kwe-HD ne-Ultra HD iqala ukubonakala. Ukukhudlwana kwesayizi yeskrini kuthola - umahluko obonakalayo ngokwengeziwe, ngokwemininingwane ekhonjisiwe esikrinini, njenge-4K Ultra HD TV izogcina ngaphezulu.
Okwesibili, kukhona i-Seating Distance. Kanye nesayizi yesikrini, ukusondelana nawe eduze kwe-TV kwenza umehluko. Isibonelo, uma ubeka imali ku-TV ye-4K ye-Ultrascreen ye-4K noma engu-65 intshi, ungahlala eduze kwesikrini ongase ube nayo nge-HDTV yangaphambili yesayizi efanayo yeskrini bese usathola isipiliyoni sokubukwa esanelisayo, njengoba Amaphikseli amancane kakhulu. Ngamanye amazwi, ibanga lapho isakhiwo se-pixel se-4K Ultra HD TV sibonakala sidinga ibanga elingaphezulu kakhulu lokuhlala kunokuba ungathola nge- 720p noma i-HDTV ye-HDV 1080p .
Okwesithathu, kukhona inkinga yokuqukethwe. Kulungile, ngisho nokuthatha izici ezimbili zokuqala ezikhulunywe ngenhla, labo abangena ku-4K Ultra HD besaziso sokuthi akukho okuqukethwe okungokwezifiso ze-4K ezitholakalayo - okusho ukuthi noma ngabe une-4K Ultra HD TV, ngeke ukwazi sebenzisa ngokugcwele iziphakamiso zayo zokubonisa isinqumo esiphezulu. Ngamanye amazwi, ngenxa yokuthi unesinye salezi zinqola ezintsha zokusika, akusho ukuthi konke okubonayo esikrinini ku-4K ekhazimulayo.
Kusukela maphakathi no-2017, akusekho ukusakazwa kwe-4K Ultra HD noma ikhebuli (ama-tuners akhiwe ngaphakathi ku-4K Ultra HD TV yakho iyinhlangano ejwayelekile ye-ATSC HD), kodwa ukusakazwa kwe-satellite engu-4K okulinganiselwe kusuka ku-Direct TV
Futhi, ifomethi ye- 4K Ultra HD ye-Blu-ray manje isendaweni, futhi bobabili abadlali namabhayisikobho manje sebatholakala.
Kubalulekile ukuthi uqaphele ukuthi u-Sony usakaza umzila wama-Blu-ray wama-4K ahlelekile we-4K ukuthi, nakuba namanje ayengama-1080p wokudlala kuma-standard ajwayelekile we-Blu-ray Disc, kunamanye amakhodi engeziwe afakiwe emaceleni avumela i-Sony 4K Ultra Ama-TV we-HD ukuze akhiphe imininingwane eminingi nokucaca kombala ukubonisa kuma-TV abo we-4K Ultra HD.
Ngokungeziwe, i- Netflix , i- Vudu , ne-Amazon konke banikeza ukusakaza okungu-4K. Lezi zinsizakalo zitholakala ngenani elikhulayo labasakazwayo bezindaba kusukela ku-Roku, Amazon, i-Google Chromecast, kanye nokukhetha ama-TV 4K Ultra HD afaka ama-decoder ye-HEVC - isivinini esikhulu se-broadband esingaba ngu-15 kuya ku-25 kuya ku-25 kuya ku-25 kuya ku-25 kuya kudingekile ukulethwa okushelelekile .
Ngekusasa, ukusakaza, ikhebuli, nabahlinzeki be-satellites sonke bazama izindlela zokuletha okuqukethwe okungu-4K kubathengi.
4K Ukuqeda
Uhlobo lwe-4K Ultra HD lubhala kahle ngekusasa, njengoba okuqukethwe kuzofika - kodwa kuphi okushiya abanikazi abaningi be-4K Ultra HD manje uma bengenakuzuzisa lokho okuqukethwe okuncane okungu-4K okwamanje okutholakalayo?
Impendulo yalowo mbuzo iwukuba wonke ama- 4K Ultra HD TV angakwazi ukuphakamisa okwamanje okuqukethwe okujwayelekile nokulungiswa kwe-HD ukufanisa ngokusemandleni kuya ku-4K. Futhi, ekuthuthukiseni okufanayo, inani elikhulayo labadlali be-Blu-ray Disc, kanye nabamukeli be-Home Theatre bafaka nokukwazi ukuphakama kwe-4K.
Nakuba kungenakulungile njenge-4K yeqiniso, kuye ngokuthi ikhwalithi yalokho okuqukethwe, imiphumela ingahle ibonakale kunalokho okubonayo ku-TV ye-1080p (ukuthatha usayizi weskrini nokuhlala ebangeni elibhekwe ngaphambili kulesi sihloko). Kodwa-ke, ake sibhekene nakho, i-VHS, i-standard resolution yokusakaza, ikhebula, noma i-satellites, ne-DVD evamile ngeke ibheke ukuthi ibe enkulu kumbukiso omkhulu we-4K Ultra HD TV, kodwa i-HD enkulu yokusakazwa, ikhebuli, i-satellite noma i-Blu-ray disc kungabonakala kuhle.
Okubalulekile
Uma unesithakazelo sokungena ku-4K - hlola uhlu lwethu olubuyekeziwe ngezikhathi ze-4K Ultra HD TV .
Njengoba ukufinyelela ku-4K kwanda, lesi sihloko sizobuyekezwa ngokufanele, njengoba lolo lwazi luyatholakala - ngakho hlala ubukele.