Tus 4K Ultra HD Disc Hom Nyob Ntawm No
Yog hais tias koj tau muas ib 4K Ultra HD TV, koj kuj xav tau ib co 4K cov ntsiab lus saib rau nws. Ntau cov ntsiab lus tau muab, nrog rau qee qhov streaming los ntawm qhov chaw xws li Netflix, VUDU, thiab Amazon. Tib lub sij hawm, ntau lub npe ntau tshaj tawm rau 4K Ultra HD Blu-Ray Discs . Tab sis, kom ua si 4K Blu-Ray Discs, koj yuav tau nqis peev pab rau cov neeg uas ua ntawv 4K Blu-Ray Disc player.
Tej yam yuav tau xav txog 4K Ultra HD Blu-ray
Tsis txhob xyaw ib tug 4K Ultra HD Blu-duab Disc neeg uas ua ntawv nrog ib Blu-duab tshav Disc neeg uas ua ntawv uas muab 4K upscaling . Txawm hais tias Ultra HD Blu-ray Disc players tseem leg ntaub ntawv peb tau ua raws li, xws li 1080p 2D (thiab 3D) Blu-Ray Discs, DVDs, CDs, USB media, thiab upscaling rau cov ntsiab lus qub, zoo li internet connectivity thiab network streaming, muaj qhov sib txawv ntawm ob hom players.
Thaum uas loj tshaj Blu-ray Discs tuaj yeem ua si rau 4K Blu-ray players, qhov rov qab tsis yog qhov teeb meem; 4K Blu-Ray Discs tsis tau nyeem los ntawm cov laus hauv Blu-ray Disc players.
4K Ultra HD Blu-txoj sab ci players muab HDR (High Dynamic Range ) muaj rab peev xwm nrog ntau ntau xim thiab duab ntxiv, ua rau cov duab zoo dua.
HDR yog amazing, tab sis, kom coj kom zoo dua ntawm no feature, koj lub TV yuav tsum tso saib HDR cov ntsiab lus, thiab feem ntau TVs ua ntej 2016 yuav tsis txhawb HDR. Koj yuav tau xyuas cov specs ntawm koj tus qauv 4K TV kom paub tseeb tias nws txhawb nqa HDR. Nws tseem ceeb kom taw tes tias tag nrho Ultra HD Blu-duab Disc players txhawb HDR10 playback, tab sis qee cov kev them nyiaj yug ob leeg HDR10 thiab Dolby Vision playback. Discs feature feature Dolby Vision, kuj muaj xws li HDR10.
Yog tias koj muaj HDR tau tshaj TV uas yog ob qho tib si HDR10 thiab Dolby Vision-enabled, tus neeg uas ua ntawv yuav tso cai rau Dolby Vision rau kev ua si. Yog hais tias tus neeg uas ua ntawv pom tias koj lub TV tsis Dolby Vision sib xws tus neeg uas ua ntawv yuav pauv mus rau HDR10. Nyob ntawm cov hom / qauv ntawm cov neeg uas ua ntawv, koj tuaj yeem tau manually xaiv koj cov kev xaiv HDR playback.
Yuav tau ua kom zoo dua txhua yam ntawm 4K Blu-txoj kab los tau lees, lub TV yuav tsum muaj tsawg kawg yog ib qho HDMI 2.0a -enabled. Yog tias koj yuav koj lub TV tsis ntev los no 4K, koj cov teeb meem tau muaj qhov kev txuas no. Txawm li cas los xij, xyuas koj lub TV specs thiab phau ntawv qhia kom nws muaj HDMI 2.0a ua ntej koj tawm mus thiab tau 4K Blu-Ray Disc player. Yog hais tias koj lub TV yog txij thaum 2014 lossis dhau los, qhov uas koj muaj HDMI yog 2.0a raws li cov tshuaj. Rov ua dua, xyuas koj lub TV specs.
Txawv ntawm Blu-duab tshav thiab 4K Ultra HD Blu-Ray Discs
Nyob rau ntawm sab ntawm daim npav, 4K Blu-rays zoo li 5-nti (12cm) 50GB ob txheej ntawm lub cev siv lub suab hauv Blu-txoj sab disc, tab sis cov 4K Blu-Ray Disc hom ntawv muaj peev txheej ntawm 66GB thiab triple txheej 100GB muaj peev xwm. 4K video teeb tsa muaj encoded thiab khaws cia rau ntawm discs nyob rau hauv H.265 / HEVC hom, uas yuav compress 4K video cov ntaub ntawv rau hauv qhov chaw uas muaj nyob rau hauv discs.
4K Mastered vs Native 4K Discs
Nws yog ib qho tseem ceeb kom taw tes tias nyob rau xyoo 2013/14 Sony muab tawm ntawm Blu-Ray Discs uas tau hais tias yog "Mastered In 4K". Txawm li cas los xij, cov discs tsis yog haiv neeg 4K Blu-Ray Discs. Txawm hais tias cov discs tau encoded siv lub 4K qhov, lawv scaled cia rau 1080p kom lawv tau raug ua si ntawm tus txheem Blu-duab Disc neeg uas ua ntawv.
Sony tau ua haujlwm li cas ntxiv rau ob peb zaug ntxiv, xws li ua kom zoo dua qhov siv cov ntaub ntawv xa tawm mus rau Blu-duab tshav tawm suab thiab cuam tshuam rau ob peb ntxiv li algorithms, thiaj li hais tias lub disc muaj ntau ntau cov duab video txog cov xim , ntug kev nthuav dav, thiab qhov sib txawv, dua li ib txwm zoo Blu-Ray Disc tso.
Sony marketed cov ntaub ntawv tawm nrog rau cov ntaub ntawv uas lawv muab qhov zoo tshaj plaws 1080p playback, tab sis lawv saib zoo dua upscaled rau 4K ntawm tus UltraHD TV dua ib txwm (los sis yav tas los tso tawm) Blu-duab disc version ntawm tib cov zaj duab xis yuav zoo. Tau kawg, Sony tus thov yog tias cov discs saib lawv qhov zoo tshaj plaws rau lawv cov 4K UltraHD TV, uas teeb lawv cov 4K X-Reality Pro video ua. Cov discs muaj ib "Npaj Hauv 4K" chij nyob saum toj ntawm rooj plaub disc. Qee lub npe muaj xws li cov tim tswv thiab cov ntsujplig phem, Sib ntaus sib tua Los Angeles, Ghostbusters, Tus Amazing Spiderman, thiab Tag Nrho Rov Qab (2012) .
Copy Protection
Daim ntawv tiv thaiv algorithms rau 4K Blu-Ray Discs raug kho tshiab kom tsis txhob luam tsis raug cai, ua raws li HDCP 2.2 qauv tiv thaiv.
Vim Li Cas Disc Disc Format Thaum Peb Muaj Streaming?
Txawm hais tias internet streaming tau loj hlob los ntawm leaps-thiab-bounds, nws tseem tsis yog qhov kev xaiv zoo tshaj plaws. Piv txwv, kom khiav 4 k cov ntsiab lus, koj xav tau kev ceev ceev ntawm 15Mbps (ib qho kev pom zoo Netflix) thiab, ua kom pom, ntau tus neeg siv kev siv ntau broadband tsis muaj kev nkag tau mus cuag cov lej no. Qhov tseeb, broadband speeds sib txawv nyob thoob tebchaws Asmeskas los ntawm tsawg li 1.5Mbps kom siab li 100Mbps, uas txhais tau hais tias ntau tus neeg siv tsis txawm muaj lub ceev mus kwj 1080p cov ntsiab lus, cia nyob ib leeg 4K. Ntawm chav kawm, nrog rau kev nkag mus rau siab speeds, tuaj dua nqi zog.
Lwm qhov tseem ceeb hauv lub siab yog tias txawm hais tias nkag mus rau hauv internet yog "kev xav tau," tsis muaj qhov lees paub tias koj cov ntsiab lus tseem ceeb yuav tsum muaj. Piv txwv, Netflix lossi dua qub thiab tsis tshua pom cov ntsiab lus hauv nws cov ntawv teev npe online, yog tias koj tsis muaj ib daim qauv ntawm cov yeeb yaj kiab los sis TV yeeb yam, koj yuav muaj ib hnub twg tsis muaj hmoo.
Txij li feem ntau cov Blu-ray Disc players tam sim no siv internet streaming, kho kom zoo dua rau 4K Blu-Ray Disc neeg ua si yuav muab tau txais kev pabcuam nrog ib lub platform rau kev cia li hais txog txhua yam muaj cov ntaub ntawv tawm suab (4K Blu-Ray, Blu-Ray, DVD, CD) thiab internet streaming, tab sis tseem muaj ntau hom high-kawg Ultra HD Blu-ray disc players uas tsis muaj qhov teebmeem nyob hauv internet, kev ua li cas rau kev ua kom pom tias cov ntse TV thiab lwm cov duab streamers ua qhov feature no redundant. Yog tias koj xav tau ib tug neeg uas tuaj yeem ua ke muaj peev xwm hauv internet streaming, kos rau qhov feature no ua ntej koj yuav.
Ntawm qhov tod tes, qee cov players kuj muaj xws li MHL thiab Miracast rau kev sib txuas ncaj nraim los yog streaming ntawm tshaj smartphones thiab ntsiav tshuaj.
Lub Kab Hauv Qab
Yog hais tias koj muaj 4K Ultra HD TV, ntxiv ib qho Ultra HD Blu-txoj kab kev qhia tau zoo tshaj plaws rau kev pom qhov yeeb yaj kiab, thiab lwm cov ntsiab lus video, txawm tias thaum nkag mus rau hauv internet streaming qhov chaw. Qhov no tsis yog vim muaj cov ntaub ntawv tshaj tawm, ntau cov kev xaiv soundtrack, nta tshwj xeeb, thiab ntau dua , muaj nyob ntawm 4K lub cev ua si, tab sis nrog inconsistent broadband speeds raws li tus neeg siv qhov chaw, tsis muaj qhov lees paub tias 4K ntws yuav tsum siv tau, thiab tsis tag nrho streaming cov kev pab cuam muaj 4K kev xaiv, los yog tej zaum yuav muaj ntau degrees 4K offerings. Tsis tas li ntawd, raws li tau hais yav dhau los, cov kev pabcuam streaming lub npe hauv thiab tawm ntawm lub sijhawm ntu, yog li koj lub npe yam tsis tas yuav muaj.
Mus saib peb cov kev hloov tshiab zoo tshaj plaws ntawm Blu-Ray thiab Ultra HD Blu-Ray Disc players .