Ultra HD: Chii uye nei usingachishandise?
Ultra HD, inozivikanwawo se 4K, ndiyo nyowani yekugadzirisa chiyero cheterevhizheni, makamera, uye zvimwe zvishandiso.
Iine huwandu hwemapixels mana pane yechinyakare HD resolution, Ultra HD inopa yakanyanya kupinza mufananidzo, ine yakawedzera ruvara uye musiyano.
Izvi zvinoita kuti Ultra HD ive sarudzo yakanaka yekutamba mitambo, kuona mafirimu, uye kuona mafoto nemavhidhiyo.
Muchikamu chino, tichakurukura zvakanakira uye zvakaipira zveUltra HD, uye kuti ingavandudza sei ruzivo rwako rwekuona.
Mune ino posvo isu tichafukidza:
Tsanangudzo yeUltra HD
Ultra Yakakwirira Tsanangudzo, kana UHD kwenguva pfupi, ndiyo yazvino kusimudzira mukugadziriswa kwemifananidzo yeterevhizheni uye mhando. UHD inotora kanosvika kana kugadzirisa kweyakajairwa HD, zvichikonzera mifananidzo yakapinza inoonekwa pachiratidziro nekujeka uye kusimba. UHD inopawo yakafara color gamut pane yechinyakare HD kana Standard Definition (SD) mafomati uye yakakwira furemu chiyero chekutamba kwakapfava. Iyo yakawedzerwa ruzivo ichakwezva vataridzi nenzira dzisina kumboonekwa, ichigadzira yakakura-kupfuura-hupenyu yekuona chiitiko.
Mukugadzirisa kwayo kwakazara, UHD inoshandisa 3840 x 2160pixels. Izvi zvinodaro zvakapetwa kaviri yakachinjika (1024 pixels) uye yakatwasuka (768 pixels) resolution yeHD iyo inoshandisa 1920 x 1080 pixels. Izvi zvinoguma nekufungidzira kwe4K sezvo iine anenge 4x akawanda akazara mapixels pane akajairwa HD mifananidzo. Mukuenzanisa neHD, Ultra Yakakwirira Tsanangudzo zvakajeka ine hupfumi hwemhando yepamusoro uye kujeka pamwe neyakakura ruvara gamut kugona kugadzira mamwe mavara anotaridzika pachiratidziro pasina anooneka pixelation kana kusajeka panguva yekufamba.
Ultra HD Resolution
Ultra HD (UHD) chigadziriso che 3840 x 2160 pixels, chakakwira zvakapetwa kana pane Full HD resolution ye1920 x 1080 pixels. UHD TVs dzave kuwedzera mukurumbira mumakore mashoma apfuura, sezvo vachipa yakanyanya kupinza mhando yemifananidzo kana ichienzaniswa neFull HD TVs. Ichi chinyorwa chichabata zvakanakira Ultra HD resolution uye tarisa izvo zvaunofanira kuziva kana uchitenga UHD TV.
4K Resolution
4K resolution, inonziwo UHD kana Ultra HD, iri vhidhiyo fomati inopa zvakapetwa kana ruzivo rwe1080p Yakazara HD. Iyi nhanho yeruzivo inobvumira muoni kuti atarise pane zvidiki zvinoonekwa zvidiki nekujeka kukuru uye kupinza.
Ultra HD resolution inopa 3840 x 2160 pixels pachiratidziri kana ichienzaniswa ne1920 x 1080 yeFull HD mufananidzo. Kujeka kwemufananidzo we4K kunowanzo kuwanikwa mumaTV akakura uye zviratidziro pamwe nepamusoro-yekupedzisira edhijitari midhiya mafomati semakamera e4K, mafoni uye masevhisi ekutepfenyura seNetflix neYouTube. Nekugamuchirwa kwe4K midhiya ichiwedzera kuwanda mumitsetse yezvigadzirwa zvemagetsi zvevatengi uye vanopa zvemukati, iyi yakawedzera resolution fomati inogadzira inonyudza yekuona ruzivo kune vashandisi vayo nemifananidzo yakajeka uye nemavara anoyevedza.
8K Resolution
Ultra HD (UHD) resolution, inozivikanwawo se8K resolution, inopa zvakapetwa kana mapixels kupfuura 4K UHD resolution. 8K resolution ine 16 times more pixels pane Full HD resolution, zvichikonzera kupinza kusingaenzaniswi uye kujeka kwemifananidzo. Iko kushandiswa kwe8K tekinoroji inosimudzira iyo yekuona chiitiko nekupa isingaenzaniswi ruzivo uye kujeka kwemifananidzo. Nekugadziriswa kwe8K, vataridzi vanogona kunakidzwa nemufananidzo wakapinza uye wakajeka pahukuru hukuru hwemasikirini ane hudzamu hukuru uye magadzirirwo achienzaniswa ne4K kana Full HD skrini.
Kuti unzwe mwero wepamusoro-soro wemhando yemufananidzo weUltra HD mufananidzo, vataridzi vachada chiratidziro chine 8K resolution uye mwero wekuzorodza se LG OLED 65” Kirasi E7 Series 4K HDR Smart TV - OLED65E7P kana Sony BRAVIA XBR75X850D 75 ″ kirasi (74.5) ″ diag). Aya maratidziro ane ndangariro yakakwana kuratidza mamirioni masere pixels kumativi awo ese kusvika makumi matanhatu fps (mafuremu pasekondi). Kune vanofarira zvemitambo vanoshuvira kunakidzwa nemazita avo avanoda pane makuru skrini anogoneka pasina kukanganisa kuita uye zvinoonekwa, 8K ndiyo nzira yekuenda!
Ultra HD Technology
Ultra HD, inozivikanwawo seUHD kana 4K, inyowani vhidhiyo yekugadzirisa chiyero ine kaviri nhamba yepixels seyakajairwa 1080p HD resolution. Ultra HD idhijitari vhidhiyo fomati ine resolution ye3840 ne2160 pixels, uye inopa yakapinza yekuona chiitiko nekuda kwehuwandu hwayo hwemapikisi. Musoro uyu uchapinda mukudzika pane tekinoroji kuseri kwe Ultra HD uye mabhenefiti ekuona zvirimo mukugadziriswa uku.
Yakakwirira Dynamic Range (HDR)
High Dynamic Range (HDR) tekinoroji inowanikwa muUltra HD terevhizheni inopa huwandu hwakakura hwekusiyanisa uye nhanho dzeruvara pane yakajairwa UHD kutepfenyura, zvichikonzera mifananidzo yakaita sehupenyu ine ruzivo rwakakura. HDR inobvumira maTV kuti abudise machena akajeka, pamwe chete nemazinga matema akadzika, achigadzira kutaridzika kwakanyanya. Kuwedzera kupenya kunorevawo kuti mavara anoonekwa zvakanyanya, achiwedzera chero mufananidzo kana vhidhiyo inogadzirwa pachiratidziro.
HDR inoitwa kuti igoneke kuburikidza nekushandiswa kwezvikamu zviviri-TV pachayo uye zviri kutariswa. MaTV anogoneswa neHDR anofanirwa kukwanisa kugamuchira uye kugadzirisa data kubva kuchiratidzo chevhidhiyo yeHDR isati yataridzwa zvakanaka pachiratidziri. Pamusoro pekuve neHDR-inoenderana seti, vataridzi vanofanirwawo kuve nechokwadi chekuti vawana mukana kune UHD zvemukati zvinotsigira High Dynamic Range (HDR). Izvi zvinogona kuva masevhisi ekutepfenyura akadai seNetflix kana Amazon Prime Vhidhiyo; Midhiya yemuviri yakadai seUHD Blu-rays kana maDVD; kana kutepfenyura zvemukati kubva kune vanopa TV senge cable kana setiraiti chiteshi.
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Wide Color Gamut (WCG)
Ultra HD (inozivikanwawo se4K kana UHD) tekinoroji inopa huwandu hutsva hwemhando yemifananidzo, iyo inosanganisira yakagadziridzwa kugadziriswa uye ruvara rwemavara. Kunyanya, Ultra HD inowedzera huwandu hwemavara anogona kushandiswa mumufananidzo wega wega kubereka epamusoro-mhando yekuona ruzivo. Izvi zvinoitwa kuburikidza nehunyanzvi hunozivikanwa seWide Color Gamut (WCG).
WCG inoshandisa maratidziro emazuva ano ane yakawedzera ruvara renji kugona. Iyo inobvumira kuti huwandu hwakasiyana hwemavara huvepo kune vateereri kuti vashandise munzvimbo yedhijitari yekuratidzira. Iyo yepasi-yekupedzisira color gamut inoshandiswa muStandard Definition uye High Definition TVs inoganhurwa neyakatetepa bhendi yekuvhara yemavara matsvuku, egirinhi, ebhuruu (RGB). Nerubatsiro rweWCG, Ultra HD inokwanisa kugadzira anopfuura miriyoni musanganiswa kune yega yega yakakosha RGB kukosha uye inokwanisa kuburitsa mavara anopenya zvakanyanya kupfuura kare.
Nekuvandudza mashandiro eruvara rwese, zvirongwa zvekutepfenyura zvinotaridzika zvakanyanya kusimba uye kunyura pane Ultra HD TV pane pane yakajairwa tsananguro kana yakakwirira tsananguro maTV kana ivo vachitsigira tekinoroji iyi - yakanyanya kumagumo UHD TV inozoisanganisa mune yavo. specification list. Pamusoro pezvo, mhando dzakasiyana dzemukati senge mitambo yemavhidhiyo nemabhaisikopo anozotaridzika zvakanyanya uye anobata nekuda kwekuwanda kwavo kutsva kwemavara aripo chero Wide Ruvara Gamut iripo pachiratidziri.
Yakakwira Furemu Rate (HFR)
Yakakwira Frame Rate (HFR) chinhu chakakosha cheiyo Ultra HDTV yekuona ruzivo. HFR inobvumira mifananidzo yakatsetseka iyo inoderedza kusvibiswa kwekufamba uye kuburitsa mifananidzo yakajeka. Kana yakasanganiswa nekuwedzera kugadzirisa uye tekinoroji yemhando yepamusoro, izvi zvinopa chiitiko chekutarisa sezvisati zvamboita.
HFR mazinga anowanzo kubva pamakumi matatu kusvika ku30 mafuremu pasekondi (fps). Izvi zvinogona kukonzeresa kupfava uye kuita senge hupenyu hwemitambo kutepfenyura mifananidzo zvichienzaniswa neyakajairwa makumi matatu fps TV kutepfenyura. Yakakwira furemu chiyero cheTV inopa humwe humbowo, kuderera kwekufamba latency, uye kushoma kwekufamba kusviba zvichikonzera kuvandudzwa kwemhando yekuona. Kana uchiona Ultra HD zvirimo nemudziyo unoenderana neBlu-ray player kana sevhisi yekufambisa, HFR inobatsira kuona kuti uri kuwana zvakanyanya kubva pane yako Ultra HDTV skrini.
Mabhenefiti eUltra HD
Ultra HD, kana 4K, iri kukurumidza kuita chiyero mune yakakwirira-tsanangudzo vhidhiyo. Iyo inopa yakapinza, yakadzama pikicha kupfuura yakajairwa HD uye chinhu chinofanirwa-kuva nechinhu kune zvakakomba zvemukati vanogadzira. Ichi chinyorwa chichaongorora mabhenefiti akasiyana eUltra HD, senge yakagadziridzwa kunaka kwemavara, yakagadziridzwa kugadzirisa, uye yakavandudzwa mutsauko. Ngatitarisei zvimwe zvakanakira Ultra HD.
Yakavandudzwa Mufananidzo Wemhando
Ultra HD, inozivikanwawo se4K kana UHD, inopa yakapinza uye yakanakisa kujeka kwemifananidzo iripo nhasi. Iine zvakapetwa kana kugadzirisa kweyakajairwa HD terevhizheni, ichipa ruzivo rwakakura uye mamwe echisikigo ehupenyu-semifananidzo. Izvi zvinoreva kuti mabhaisikopo nemashowa akatorwa muUltra HD anotaridzika akajeka uye ane hunyanzvi paUltra HD terevhizheni kana achienzaniswa neyakajairwa HD zvemukati. Nehupamhi hwekugadziriswa kwemavara kupfuura mazhinji akajairwa eruvara maTV, maTV eUltra HD anopa kukwenenzverwa kuri nani mumithunzi yeruvara nemakona ekuona akafara-anowedzera zviitiko zvekuona zvechero TV show kana bhaisikopo. Ehe, izvi zvese zvinoturikira kune zvirinani kuona chiitiko chine yakapinza ruzivo uye yakavandudzwa yemhando yemifananidzo kana ichienzaniswa nemamwe maTV.
Kuwedzera Kunyudzwa
Ultra HD (inowanzozivikanwa seUHD kana 4K) ndeyekusimudzira pamusoro peiyo yakajairwa yepamusoro-tsanangudzo fomati. Inopa zvakapetwa kana zvigadziriso zvenguva dzose HD, ichiunza zvinoshamisa mazinga eruzivo anoita kuti iwe uone zvakanyanya. Iwo akashinga mavara, akaomesesa ruzivo, uye yakagadziridzwa kujeka muUltra HD inogona kusvika padanho repamusoro rechokwadi uye kuita kuti chiitiko chako chekutarisa chiwedzere kunyudza.
Ultra HD tekinoroji inotsigira zvigadziriso zvekusvika 4096 x 2160 pixels, ichipa sarudzo iri nani kupfuura yakajairwa Full HD pa1920 x 1080 pixels. Iine huwandu hwakakura hwemavara anogoneka, inopa yakasikwa coloring system inoshamisa zvekuti inogona kunzi "yechokwadi ruvara". Nekuti terevhizheni inogona kuratidza mimwe mifananidzo yakawanda panguva imwe chete, UHD inokupa mufananidzo unotaridzika uri padyo nezviripo - kunyanya pane zvemitambo nemafirimu ekuita.
Kunze kwekugadziriswa kukuru, Ultra High Definition TV inopawo mareti ekuzorodza anosvika 120 Hz kana ichienzaniswa neyakajairwa 60 Hz iyo inobatsira kana uchiona mabhaisikopo ane mifananidzo inofamba nekukurumidza sezvo paine shanduko yakatsetseka pakati pemafuremu inoderedza kujeka kunoonekwa uye mipendero yakakombama. Pamusoro pezvo, maTV ane Ultra HD anopa makona ekuona akafara kune vakawanda vanoona kuitira kuti munhu wese anakirwe nemufananidzo wakajeka zvisinei kuti akagara papi maererano neterevhizheni pachayo.
Zvirinani Audio Hunhu
Ultra HD inopa yakawedzera odhiyo kuita kana ichienzaniswa neyakajairika HD. Inoshanda nekugovera odhiyo pamusoro pehuwandu hukuru hwechiteshi, ichipa ruzha rwakajeka rwunonyudza uye rwakadzama. Iyi yakawedzera odhiyo mharidzo inobvumira ruzivo rwakakura mumimhanzi uye nhaurirano, ichipa chiitiko chiri nani. Ultra HD zvakare inoita kuti zvive nyore kuisa zvinhu uye mavara munzvimbo dzakatarwa mune ruzha, pamwe nekupa iko kuri nani kwekutamba kwakawanda. Ese maficha aya anobatsira kune inonyudza yevaraidzo chiitiko kana uchiona mafirimu kana kutamba mitambo yemavhidhiyo.
mhedziso
Mukupedzisa, Ultra HD inokurumidza kubuda kuratidza uye yevatengi tekinoroji iyo yakagadzirirwa kuunza yakagadziridzwa zvigadziriso pamwe nemifananidzo nemavhidhiyo anotaridzika sehupenyu. Kunyange paine akawanda akasiyana marudzi eUHD pamusika, iwo ese anopa kukwidziridzwa pamusoro pevawo vakaderera-resolution vamwe, vachibvumira vatengi kuona chigadziriso chepamusoro chakada kufanana nezvinoonekwa nemeso edu muhupenyu hwezuva nezuva. Kunyangwe iwe uri kutsvaga kukwidziridza terevhizheni yako kana kutarisa, kana kuti uri kufunga nezvedhijitari yekushambadzira zvishandiso seizvo zvinopihwa neNetflix, Ultra HD mudziyo unogona kukupa iwe unonyudza ruzivo.
Mhoroi, ndini Kim, amai uye munhu anofarira zvekumira-famba ane ruzivo mukugadzira midhiya nekuvandudzwa kwewebhu. Ndine chido chikuru chekudhirowa uye mifananidzo, uye ikozvino ndiri kunyura nemusoro munyika yekumira-kufamba. Neblog rangu, ndiri kugovera zvandinodzidza nemi varume.
