4k ultra hd ƙuduri – bayanin, ribobi da fursunoni, nawa ne a cikin pixels

Ƙaddamarwa muhimmiyar sifa ce ta TV da bidiyo. Yana nuna ƙimar pixel ta a kwance da matsayi na tsaye. Matsakaicin girman ƙuduri, mafi haske, ƙarin cikakkun bayanai game da hoton da aka ɗauka akan wayar. Masu kera TV sun iyakance ga nuna lambobin kwance. Misali, ƙudurin 4k yana nufin ƙudurin silima na dijital da zanen kwamfuta. Ya yi daidai da pixels 4000 a kwance.

4k ƙuduri – bayanin ma’auni

Damuwar Jafananci NHK ta haɓaka ƙa’idar UHDTV don sashin sadarwa. An karbe shi a cikin 2012 yayin tarurrukan Kungiyar Sadarwa ta Duniya. Matsakaicin ƙuduri shine 3840×2160 pixels. Ya zama sananne da Ultra HD. Fuskokin TV sun sami damar samun rabo mai faɗin fuska. Ya zama daidai da matsayin 16:9. A yau, wannan ma’aunin yana ɗaya daga cikin mafi yawan ci karo da sayayya. A masana’antar fim, ana kiranta 4K saboda fadin firam ɗin ya zama pixels 4000. Yana da ban sha’awa cewa masu shirya talabijin ba sa tunanin tsayawa a can. [taken magana id = “abin da aka makala_2731” align = “aligncenter” nisa = “669”]
Madaidaitan shawarwari[/taken magana] Don fahimtar bidiyo mai ma’ana mai girma, kuna buƙatar tunanin allon mita 15. Hoton da ke kan shi zai kasance tare da tsabta iri ɗaya kamar akan daidaitaccen allon talabijin. Majigin cinema na dijital yana goyan bayan ƙudurin 2k kawai. Taimako don tsarin quad yana kan IMAX. Fassara daga tallan Ingilishi, wannan shine mafi girman nau’in hoton. Don ma’auni, ana amfani da majigi da yawa tare da ƙuduri sau huɗu. 4k yana nuna cikakken haske da daki-daki na hoton, wanda ake watsa shi da haske kuma cikakke. Yawa tare da gaskiyar hoton yana girma saboda raguwar girman pixel da karuwa a adadin su. A sakamakon haka, abubuwa sun zama mafi daki-daki a cikin shaci kuma ana iya ganin su da kyau. Idan aka kwatanta da 2k, 4k yana ba da ingantaccen ƙimar firam, zurfin launi da ingancin sauti. UHD yana aiki da ƙimar firam. Launi yana da zurfin 12 ragowa, kuma ɗaukar hoto shine 75%. Allon yana sake fitar da kusan 69,000,000,000 tabarau na palette mai launi. Don ingantacciyar fahimta, samfuran Full HD na saman-ƙarshen suna canza firam a cikin saurin kilo 60. Launi shine 8 bits, kuma sararin launi yana rufe allon da 35%.

Bambanci tsakanin 4K da 2K ƙuduri

HDTVs sun kasance ma’auni da aka yi amfani da su shekaru da yawa. A yau, babu na’urorin talabijin waɗanda ba su nuna ƙudurin 720p ba. “P” yana nufin nau’in hoto mai ci gaba. Ni madadin, mai nuna interlaced. Layukan da ba su dace ba da ma ana nuna su a madadin kowane firam. Wannan yana haifar da lalacewar ingancin hoto. Kalmar 4000 pixels sigar nuni ce wacce ke da ƙudurin kwance mai faɗi. UHD shine 4k. Bambanci shi ne cewa ya fi dacewa da masu amfani da talabijin tare da 2k. Sakamakon haka, ana ɗaukar DCI a matsayin ƙwararrun samarwa, wanda aka ƙididdige shi a 4096 x 2160 pixels. UHD misali ne mai ƙudurin 3840 x 2160 pixels. Akwai tsarin 8k a 7620 x 4320 pixels. Yana ba da hoto mara lahani.

Ribobi da fursunoni na ƙudurin 4k lokacin amfani da su akan TV

4k ƙuduri yana ba da cikakkun bayanai na hoto ta hanyar ƙara girman pixel kowane millimita murabba’in allo. Matsakaicin sharewar shine firam 120 a sakan daya. Irin wannan hoto mai ƙarfi yana ba da ƙarancin damuwa akan idanu, musamman idan mutum yana kallon talabijin na dogon lokaci da sa’a. 4k ƙuduri yana samar da kewayon zurfi, launuka masu kyau. Yana haɓaka tsabtar hoto a duka wurare masu haske da duhu na allon. Tsarin yana ba da mafi kyawun ingancin sauti. Babu shakka fa’idar mai amfani na Ultra HD TVs sune abubuwa masu zuwa:

1. Za a iya amfani da tsarin don wasanni na bidiyo mai fadi, matrix na kwamfuta; Allon yana nutsar da ku cikin zahirin gaskiya ba tare da tabarau na musamman ba.
2. Matrix yana samar da nau’in hoto mai girma uku wanda mai kallo ya kimanta daga kowane lokaci; don sitiriyo ba kwa buƙatar tabarau.
3. Ana iya kallon talabijin a ɗan gajeren nesa, wannan yana faruwa ne saboda haɓakar hoton allo sau huɗu.

Amfanin shine lokacin yuwuwar sanya TV a cikin ƙaramin ɗaki tare da ƙaramin yanki na ɗakuna.

Babban hasara na ƙudurin 4k shine ƙara yawan buƙatun don ingancin sigina. Wannan yana haifar da iyakanceccen abun ciki wanda ake watsawa cikin ingancin da ake amfani dashi. Akwai fina-finai da nunin faifai na musamman akan YouTube waɗanda za a iya amfani da su akan nau’ikan 4k. A kan Netflix akwai fina-finai tare da jerin tare da biyan kuɗi, tsada mai tsada. Megogo yana da babban abun ciki mai yawa.

Wadanne TV ne ke amfani da 4k

4K ƙuduri yana ɗaya daga cikin mafi inganci kuma mafi tsabta. Godiya gareshi, zaku iya kallon shirye-shiryen TV tare da ƙarin haske. Amfanin wannan ƙuduri shine babban bambanci tare da cikakkun bayanai, ƙirƙirar tasirin 3D ba tare da amfani da tabarau na musamman ba. A yau, 4K ƙuduri yana samuwa a cikin waɗannan samfuran TV masu zuwa: Xiaomi Mi TV 4S65 T2S 65, LG 43UM7020 43, Samsung UE43TU8000U, Samsung UN78KS9800, LG 43UK6200, LG 50UN73506LB, BBK 4ЗLEX / 8CC Yana da kyau a nuna cewa duk TVs tare da ƙudurin 4k suna da tsarin “smart” wanda ke ba da damar duba abubuwan bidiyo, abubuwan hoto da amfani da Intanet, aikace-aikace da wasanni. Godiya ga haɗin kai kai tsaye na masu haɓaka daidaitattun ma’auni tare da masana’antun, mabukaci, a ƙarshe, samun damar yin amfani da mafi kyawun abun ciki. Kyauta ga masu amfani shine damar samun ingantaccen tsarin fina-finai a daidai lokacin da ake watsa su a gidajen sinima. Don ƙarin fahimtar iyawar 4k TV, dole ne a cika wasu sharuɗɗa. Dole ne na’urar ta kasance tana da diagonal mai faɗi. Dole ne ya kasance yana da ginanniyar watsa shirye-shiryen TV 4k tare da watsa bayanan bidiyon da ake samu. Daga ƙarshe, mutum zai karɓi rayuwa tare da hoto mai girma uku, wanda aka watsar da launuka masu ɗanɗano, ta halitta. [taken magana id = “abin da aka makala_2323” align = “aligncenter” nisa = “511”] Dole ne ya kasance yana da ginanniyar watsa shirye-shiryen TV 4k tare da watsa bayanan bidiyon da ake samu. Daga ƙarshe, mutum zai karɓi rayuwa tare da hoto mai girma uku, wanda aka watsar da launuka masu ɗanɗano, ta halitta. [taken magana id = “abin da aka makala_2323” align = “aligncenter” nisa = “511”] Dole ne ya kasance yana da ginanniyar watsa shirye-shiryen TV 4k tare da watsa bayanan bidiyon da ake samu. Daga ƙarshe, mutum zai karɓi rayuwa tare da hoto mai girma uku, wanda aka watsar da launuka masu ɗanɗano, ta halitta. [taken magana id = “abin da aka makala_2323” align = “aligncenter” nisa = “511”]
Samsung UE50RU7170U yana aiki a cikin ƙudurin 4k [/ taken magana]

2K ƙuduri, HD, cikakken HD, UHD, 4K da 8K – bambanci

Babban ma’anar talabijin ko HD ma’auni ne da ake amfani dashi tsawon shekaru 15 a ko’ina. Yana nuna ƙudurin 720p ko 1280×720 pixels. Koyaya, 90% na TV a kasuwa a yau suna tallafawa Cikakken HD. Wannan yana nufin cewa yana nuna 1080p ko 1920×1080 pixels. “R” – ci gaba a cikin fassarar daga Turanci. Yana nufin cewa hoton kowane firam ɗin jeri ne. Kowane layi na firam an zana shi daki-daki. Madadin harafin “R” shine “i”. Yana tsaye ga interlaced scanning. Wannan yana kan ma’auni na HDTV a cikin 1080i. Ana nuna m tare da ko da layuka bi da bi a cikin kowane firam. Wannan yana haifar da tabarbarewar ingancin hoto. UHD ko Ultra HD daidai yake da 4K. Banda shi ne cewa yana ba da ƙaramin adadin dige – 3840 × 2160 dige (2K). 4K shine magaji ga ma’aunin 2K, wanda DCI ta ƙirƙira kuma yana ba da ingantaccen ƙuduri sau da yawa. 4k, Ultra High Definition ko Ultra High Definition – ikon na’urar don fitar da hotuna zuwa masu saka idanu tare da TV da majigi. Wannan shine ƙudurin bidiyon tare da hoto ko wani hoto.
Hakanan akwai tsarin Full HD Ultra. Sau da yawa ana kiransa 8K, yana da ƙudurin 7620 x 4320 pixels. Akwai TV da yawa masu wannan siga akan Intanet a yau. Koyaya, don godiya da shi, kuna buƙatar diagonal na inci 85 akan TV. Ana iya ganin fa’idodin tsarin a nisan mai amfani daban-daban daga allon (tare da diagonal na inci 20 zuwa 130). A nisa na mita 12, duk ma’auni sunyi kama. A nesa har zuwa mita 10, ana iya lura da fa’idodin 720p, a nesa har zuwa mita 7.5 – 1080p, kuma a nesa har zuwa mita 5 – 4k. Yanayin duk ma’auni ɗaya ne: diagonal na TV daga 50 zuwa 140 inci. In ba haka ba, ba zai yiwu a kimanta amfanin ba. Menene bambanci tsakanin ƙudurin 2K, 4K, 8K a lambobi da pixels: https://youtu.be/cUWkH_qV5Lg