CEEB TOOM: HD-DVD raug txiav tawm hauv xyoo 2008. Txawm li cas los, cov ntaub ntawv ntawm HD-DVD thiab nws cov kev sib piv rau Blu-txoj kab tshooj tseem muaj nyob rau hauv tsab xov xwm no rau cov hom phiaj keeb kwm, thiab qhov tseeb tias tseem muaj ntau HD-DVD neeg uas ua cov tswv, thiab HD-DVD players thiab discs tseem yuav raug muag thiab ua lag luam nyob rau theem ob.
DVD
DVD tau zoo heev, thiab yuav twv yuav raug rau ib ntus. Tiam sis raws li tau siv, DVD tsis yog ib hom ntawv txhais. DVD players feem ntau tso zis video hauv NTSC 480i (720 x 480 pixels nyob rau hauv ib qho interlaced scan hom), nrog cov luam tawm scan DVD players peev xwm tawm tau tawm DVD yees duab hauv 480p (720x480 pixels tso tawm kom pom nyob rau hauv ib qho kev ntsuas ntawm progressively). Txawm hais tias DVD muaj kev daws teeb meem thiab duab zoo, thaum piv rau VHS thiab tus qauv cable TV, nws tseem yog ib nrab ntawm cov teeb meem ntawm HDTV.
Upscaling - Tau Ntau Ntawm Cov Qauv DVD
Nyob hauv kev ua kom qhov zoo tshaj plaws DVD rau kev nthuav tawm hnub no lub HDTV, ntau lub tuam txhab tau pib ua haujlwm tu ncua los ntawm kev siv DVI thiab / lossis HDMI cov kev txuas rau cov neeg siv DVD tshiab.
Upscaling yog tus txheej txheem uas muaj qhov sib xyaw cov pixel suav ntawm cov zis ntawm cov teeb meem ntawm DVD rau lub cev pixel suav ntawm HDTV lossis Ultra HD TV, uas yog 1280 x 720 (720p), 1920x1080 (1080i) , 1920x1080p (1080p) , los yog 3840x2160 (4K) .
Cov txheej txheem upscaling tsis yog ib txoj haujlwm zoo ntawm kev sib piv ntawm cov neeg ua haujlwm hauv DVD uas yog siv cov teeb meem ntawm lub HDTV, uas yog ua kom zoo dua qub thiab muaj xim zoo. Txawm li cas los, upscaling tsis tau hloov tus txheem DVD cov duab rau hauv cov duab zoo tseeb.
Lub Tuaj Txais ntawm Blu-Ray thiab HD-DVD
Hauv xyoo 2006, HD-DVD thiab Blu-ray tau pib qhia. Ob txoj kev tuaj yeem tau txais kev ua pov thawj ntawm kev ua si ntawm qhov disc, muaj peev xwm ua kom muaj peev xwm muaj nyob hauv qee lub PCs thiab Laptops. Standalone HD-DVD thiab Blu-ray Disc recorders yeej tsis tau muaj nyob rau hauv Tebchaws Asmeskas, tabsis tau muaj nyob rau hauv Nyiv thiab lwm lub tebchaws. Txawm li cas los xij, raws li lub Ob Hlis 19, 2008, HD-DVD tau raug txiav lawm. Yog li ntawd, cov HD-DVD players tsis muaj lawm.
Kev siv, Blu-Ray thiab HD-DVD ob leeg ntiav tau siv Blue Laser technology (uas muaj ntau lub luv dua wavelength dua li lub tshuab siv laser liab siv hauv DVD tam sim no). Blu-duab tshav thiab HD-DVD ua rau ib qho disc qhov luaj li cas ntawm ib qho DVD disc tam sim no (tab sis, uas muaj peev xwm tshaj qhov muaj peev xwm tshaj li tus qauv DVD) los tuav ib zaj yeeb yaj kiab tag nrho ntawm HDTV daws teeb meem los yog cia tus neeg tau txais kev pab teev ob lub sij hawm hauv high definition video cov ntsiab lus.
Blu-duab tshav thiab HD-DVD Hom Paub meej
Txawm li cas los xij, muaj ib qho kev txhawj xeeb txog kev siab txhais DVD cov ntaub ntawv thiab playback. Txog rau xyoo 2008, muaj ob txoj kev sib tw uas tsis sib haum. Cia tus saib ntawm leej twg qab txhua hom ntawv thiab txhua hom ntawv dabtsi, thiab, thaum HD-DVD, nws tau ua dabtsi.
Blu-Ray Hom Ntawv Txhawb
Ntawm nws txoj kev taw qhia, Blu-ray tshev yeej tau txais kev txhawb nqa los ntawm cov khoom nruab ntug xws li Apple, Denon, Hitachi, LG, Matsushita (Panasonic), Pioneer, Philips, Samsung (kuj txhawb HD-DVD), Sharp, Sony, thiab Thomson (Lus cim: Thomson kuj txhawb HD-DVD).
Nyob rau sab nraud software, Blu-Ray yog pib los ntawm Lions Gate, MGM, Miramax, Twentieth Xyoo Fox, Walt Disney Studios, New Line, thiab Warner. Txawm li cas los xij, raws li qhov kev cuam tshuam ntawm HD-DVD, Universal, Paramount, thiab Dreamworks yog tam sim no ntawm kev teeb tsa nrog Blu-ray.
HD-DVD Format Support
Thaum HD-DVD tau qhia nws tau raug txhawb los ntawm NEC, Onkyo, Samsung (kuj txhawb Blu-duab tshav) Sanyo, Thomson (Ceeb toom: Thomson kuj txhawb Blu-duab tshav), thiab Toshiba.
Nyob rau sab software, HD-DVD tau txais kev txhawb los ntawm BCI, Dreamworks, Paramount Pictures, Studio Kwj Huam, thiab Universal Pictures, thiab Warner. Microsoft twb tseem qiv qiv nws cov nyiaj them yug rau HD-DVD, tab sis tsis ntev tom qab Toshiba thawm xyoo HD-DVD yug.
CEEB TOOM: Tag nrho HD-DVD kho vaj tse thiab kev pab cuam software raug txiav thiab txav mus rau Blu-duab tshav ntuj los ntawm nruab nrab-2008.
Blu-duab tshav - Cov Kev Qhia Taw Qhia:
- Cia Siab - Cov Khoom Yav Dhau Los Ua Ntej Playback (BD-ROM): Ib-txheej (25GB) - Dual-txheej (50GB)
- Cia Li Muaj: Cov Ntaub Ntawv Hauv Tsev (BD-R / BD-RE): Ib-txheej (25GB) - Dual-txheej (50GB)
- Tus nqi hloov mus rau: 36 mus rau 48 Mbps (Megabits thib ob) qhov nruab nrab - peev xwm txog 54 MPS - Qhov no tshaj 19.3 Mbps tus nqi xa mus rau HDTV tawm.
- Disc Properties: Hom Tshiab Yuav Tsum Tau Ntxiv thiab / lossis siv kev tsim tawm tshiab thiab cov nroj tsuag replication.
- Video Specifications: Tau txais MPEG2 Encoding tag nrho, zoo li MPEG4 thiab VC1. 3D siv MVC encoding yog nyob ntawm yeem.
- Cov Kev Qhia: Cov Tswb Nyiaj Txiag Xwb Dolby Digital , DTS , thiab Uncompressed PCM yuav tsum muaj rau tag nrho cov players. Txawm li cas los xij, cov hom nram qab no yog nyob ntawm koj xaiv - Dolby Digital Plus, Dolby TrueHD , DTS-HD Master Audio (yuav luag txhua zaus nrog rau thawj tus cim ntawm cov players).
- Network Muaj Peev Xwm: Txawm tias Blu-ray hom txhawb kev sib tham thiab kev siv internet, muaj kev sib tham nrog thiab sib tham ntawm Ethernet ntawm Blu-Ray Disc Players yog nyob ntawm tus thawj ob peb tiam. Txawm li cas los, yuav luag tag nrho Blu-duab Disc players tam sim no muaj kev sib txuas hauv internet thiab kev sib txuas lus. Xa mus rau hom qee hom thiab qauv uas koj yuav tau xaiv.
HD-DVD - Cov Kev Qhia Kom Paub
- Cia Siab - Cov ntaub ntawv teev ua ntej (HD-DVD-ROM): Single-layer (15GB) - Dual-layer (30GB) - Triple Layer (51GB - tsim, tab sis tsis tuaj yeem coj mus ua lag luam).
- Cia Siab - Cov Ntaub Ntawv Hauv Tsev (HD-DVD-R / HD-DVD-Rewritable): Ib-txheej (20 GB) - Dual-Sided Disc (40GB) - Dual txheej (35GB - npaj siab).
- Cov Ntaus Tus Nqi Them: 36 MBPS (Megabits ib Thib Ob) - Qhov no tshaj 19.3 Mbps tus nqi xa mus rau HDTV broadcasts.
- Disc Properties: Hom ntawv uas zoo ib yam li cov qauv DVD uas twb muaj lawm, yuav tsum tau ua kom tsawg dua tshiab thiab rov ua dua cov DVD qub tsim thiab cov nroj tsuag replication.
- Video Specifications: Tau tshaj MPEG2, MPEG4, thiab VC1 Encoding. 3D twb tsis tso raws li ib feem ntawm HD-DVD kev xaiv raws li hom ntawv tau txiav ua ntej 3D twb nkag tau.
- Cov Kev Qhia: Cov HD-DVD players yuav tsum tau muaj cov hauv qab no - Dolby Digital Plus, Dolby TrueHD, DTS-HD, thiab Uncompressed PCM , nrog rau tus qauv Dolby Digital thiab DTS.
- Network Muaj Peev Xwm: Txhua tus HD-DVD players yuav tsum tau network enabled thiab yuav tsum tau nruab nrog ib lub chaw nruab nrog Ethernet rau kev downloading firmware tshiab thiab lwm yam sib tham sib nta.
Blu-Ray Disc Format thiab Neeg Txheeb Zaj Profile
Ntxiv nrog rau cov qauv Blu-Ray Disc Disc Format thiab Player Specifications. Muaj peb "Profiles" uas cov neeg tau txais kev pab yuav tsum paub txog. Cov kev qhia no muaj feem xyuam ntawm Blu-ray Disc players, thiab tau ua raws li Blu-ray Disc Association li nram no:
- Profile 1.0 - Qhov profile no npog txhua Blu-duab Disc players ua ntej lub Kaum Ib Hlis 2007. Players hauv pawg no muaj ib qho video decoder thiab tsis muaj kev txuas hauv internet. Qhov no txhais tau hais tias cov players no tuaj yeem nkag tsis tau PIP (Duab-hauv-Duab) embedded cov ntsiab lus ntawm Blu-Ray Discs, thiab lawv tsis nkag tau cov Web-enabled cov ntsiab lus muaj nyob hauv tej Blu-Ray Discs. Raws li ib sab ntawv, tag nrho cov HD-DVD players yuav tsum muaj cov peev xwm ua tau los ntawm ib hnub ib.
- Profile 1.1 - Qhov profile no ntxiv ib suab / duab ua suab paj nruag thiab 256 MB ntawm kev nco cia rau tag nrho Blu-duab tshav Disc neeg ua si qauv pib tom qab lub Kaum Ib Hlis 1, 2007. Qhov no pub rau kev nkag ntawm PIP tawm tswv yim cov ntsiab lus thiab lwm yam sib tham sib ntim nrog rau ib co Blu- Ray Discs (kuj raug xa mus rau "Bonus View"). Qee Profile 1.1 players tseem cia lawv nkag tau mus rau qhov web-available firmware hloov khoom dua tshiab. Txawm li cas los xij, nws tsis yog ib qho Blu-Ray Disc player uas muaj kev txuas hauv internet kom tsim nyog raws li Profile 1.1 tus neeg uas ua tau zoo tshaj.
- Profile 2.0 - Qhov profile no yog hu ua "BD-Live". Nws yog zoo li Profile 1.1, tab sis ntxiv ib 1GB nco cia peev thiab tseem yuav tsum muaj kev sib txuas ntawm Ethernet kev twb kev txuas, uas ua rau muaj kev yooj yim dua hauv kev nkag mus ntxiv cov nta uas muaj nyob rau ntawm Blu-Ray Discs thiab ntau dua kev siv web-enabled feature nkag ntawm qhov chaw nres nkoj high-speed internet. Qhov no ua rau Blu-Ray Disc hom ntawv mus rau qhov chaw qub li HD-DVD players tau los ntawm qhov pib qhia txog tias tam sim no-defunct hom.
Lub tswv yim yog tias tag nrho cov Blu-duab Discs, tsis muaj teeb meem dab tsi Profile lawv khi rau, yuav playable rau tag nrho cov Blu-duab Disc players. Txawm li cas los xij, tej yam tshwj xeeb hauv cov ntsiab lus ntawm Profile 1.1 los yog 2.0 yuav tsis yooj yim rau Profile 1.0 players, thiab Profile 2.0 cov ntsiab lus tsis pub siv tau los ntawm Profile Profile 1.0 los yog 1.1 uas muaj qhov ntaus ntawv.
Ntawm qhov tod tes, Qee Profile 1.1 players yuav ua lag luam thiab nco tau upgradeable (ntawm lwm daim eeb), muab lawv twb muaj kev sib txuas ntawm ethernet thiab USB input qhov txuas, thaum Sony Playstation 3 Blu-txoj kab nruab nrab kev ua si console yuav tsum upgraded 2.0 nrog ib tug downloadable firmware upgrade xwb.
CEEB TOOM: HD-DVD hom tsis tsim nrog lub kaw lus profile. Txhua tus HD-DVD players uas tau tso tawm, mus txog rau thaum lawv cov kev lag luam, los ntawm qhov tsawg tshaj plaws kim, mus rau feem ntau kim, pub cov neeg siv tau tag nrho cov kev sib tham sib thiab internet nta nrog HD-DVDs uas siv cov nta.
Yuav ua li cas Blu-Ray thiab HD-DVD cuam tshuam rau Kev Pab Neeg Khomob
Raws li nws kim heev ntawm kev kho vajtse los ntawm manufacturers rau Blu-Ray hom, nws yuav tshwm li lub tsho tshaj tawm Blu-txoj sab ci tshwm sim raws li tus txheej txheem rau high-txhais disc playback, tab sis HD-DVD puas tau ib qho tseem ceeb zoo dua. Hmoov tsis zoo, qhov kev zoo dua ntawd tsis muaj peev xwm pab txhawb kev txhawb nqa kev txhawb zog rau Blu-ray.
Rau Blu-ray, cov chaw tshiab tsim nyog rau kev tsim txav thiab players nrog rau kev ua yeeb yaj kiab replication. Txawm li cas los xij, vim tias lub cev ua haujlwm rau HD-DVD muaj ntau heev hauv cov txheej txheem DVD, feem ntau ntawm cov nroj tsuag tsim ua cov DVD players, discs, thiab yeeb yaj kiab yuav siv rau HD-DVD.
Thaum HD-DVD muaj qhov kom zoo dua nrog rau kev zuj zus thaum pib start-up, nrog cov nqi qis dua, qhov tseem ceeb ntawm Blu-Ray tshaj HD-DVD yog qhov muaj peev xwm. Vim hais tias muaj peev txheej loj, Blu-ray disc ntau yooj yim rau cov duab yeeb yaj duab full-length thiab nta ntxiv.
Los tiv thaiv qhov no, HD-DVD tau siv cov ntim ntau cov disked, thiab cov tswv lag luam VC1 compression technology, uas tso cai rau ntau cov ntsiab lus, tsis muaj qhov tsis zoo, ntawm nws qhov chaw cia me me cia. Qhov no enabled HD-DVD hom kom haum rau cov qauv ntxiv thiab ntev films ntawm ib zaug xwb.
Blu-duab tshav thiab HD-DVD Txaus Siab
Blu-Ray Disc players yog dav thoob ntiaj teb, thaum cov HD-DVD players tshiab tsis muaj, siv los yog tsis muaj HD-DVD units tej zaum tseem muaj nyob rau ntawm lawv cov tog (xws li eBay). Raws li xyoo 2017, tseem tsis tau pom dua Blu-Ray Disc Recorders rau cov neeg tau txais kev pab tawm hauv North American ua lag luam.
Ib qho ntawm cov kev tuav pov hwm nrog rau cov ntaub ntawv ntawm Blu-ray Disc cov ntaub ntawv (HD-DVD yog ib qhov zoo tshaj) rau cov kev tiv thaiv uas yuav pab tau cov kev xav tau ntawm ob qho tibsi broadcasters thiab movie studios. Tsis tas li ntawd, qhov tseem ceeb ntawm HD-TIVO thiab HD-Cable / Satellite DVRs kuj yog ib qho kev sib tw.
Ntawm qhov tod tes, muaj cov kab lus Blu-duab hom ntawv rau cov PCs. Tseem muaj ob peb Blu-ray Disc recorder rau kev siv, tab sis lawv tsis muaj cov built-in HDTV tuners thiab tsis muaj kev txhais cov kev txhais hauv siab. Tib txoj kev uas yuav hloov cov kev txhais cov yees duab siab hauv cov koog no yog kev sib txuas ntawm lub siab txhais cov yees duab (ntawm USB los yog Firewire) lossis ntawm kev txhais cov yees duab siab ntawm cov flash drives los nco card.
Muaj cov yeeb yaj kiab thiab cov yeeb yaj kiab uas muaj nyob hauv ob qho tib si Blu-ray thiab HD-DVD hom ntawv (Tshiab HD-DVD tawm qhov twg los ntawm qhov kawg ntawm xyoo 2008). Muaj zoo tshaj 20,000 lub npe ntawm Blu-Ray, nrog lub npe tso tawm rau txhua lub limtiam. Tsis tas li ntawd, muaj ob peb puas HD-DVD tawm uas tseem muaj nyob rau ntawm kev ua lag luam secondary. Cov nqi rau Blu-ray lub npe yog li ntawm $ 5-lossis- $ 10 ntau tshaj cov DVDs tam sim no. Nqi rau cov yeeb yaj duab, ib yam li rau cov players, mus txuas ntxiv mus raws sij hawm, raws li kev sib tw nrog tus qauv DVD nce. Tam sim no muaj qee cov Blu-Ray Disc players luv nqi li $ 79.
Blu-ray Thaj Tsam Xeev:
- Cheeb Tsam A: Asmeskas, Nyiv, Latin America, East Asia (tshwj tsis yog Xov Tshoj).
- Thaj av B: Tebchaws Europe, Tebchaws Africa, Australia, New Zealand
- Cheeb Tsam C: Suav Tebchaws, Russia, Cov tebchaws.
Muaj (yog) tsis muaj cheeb tsam Coding DVR rau HD-DVD.
Lwm Yam Cuam Tshuam
Thaum qhia txog Blu-duab tshav thiab HD-DVD cim tau qhov tseem ceeb hauv kev siv hluav taws xob keeb kwm yav dhau los, thiab Blu-Ray tau ua qhov loj hauv kev muag khoom ntawm ob leeg players thiab software, nws yuav tsis kav DVD dhau mus. DVD yog tam sim no yog qhov zoo tshaj plaws kev lom zem hom hauv keeb kwm, thiab tag nrho cov Blu-duab Disc players (thiab txhua tus HD-DVD players tseem siv) yuav ua si txheem DVDs . Qhov no tsis yog qhov teeb meem nrog VHS rau DVD turnover, raws li DVD / VHS combo players tsis tuaj rau hauv kev ua lag luam kom txog thaum qee xyoo tom qab qhov qhia txog DVD.
Txawm hais tias Blu-duab tshav thiab HD-DVD players rov qab tshaj tus txheem DVD, lawv tsis sib xws. Cov ntawv xov xwm thiab cov yeeb yaj kiab hauv ib hom ntawv yuav tsis ua si hauv lwm hom ntawv. Hauv lwm lo lus, koj tuaj yeem tsis ua si ntawm Blu-duab tshav duab rau tus neeg ua haujlwm HD-DVD, lossis lwm yam.
Tej Kev Xiam Oob Khoos Tshua uas Yuav Tau Txais Blu-Ray Disc thiab HD-DVD Conflicts
Ib qho kev daws teeb meem uas yuav daws tau qhov tsis txaus siab ntawm Blu-Ray Disc thiab HD-DVD tau muab tso tawm los ntawm LG, nkag siab ib Blu-Ray Disc / HD-DVD combo player. Rau ntxiv, xyuas seb kuv Review ntawm LG BH100 Blu-sab / HD-DVD Super Zov Blue Disc Neeg uas ua ntawv . Tsis tas li ntawd, LG kuj qhia txog Combo Combo, tus BH200. Samsung kuj qhia ib Blu-Ray Disc / HD-DVD combo player. Tam sim no hais tias HD-DVD yog tsis muaj ntau, nws yog tsis zoo li cov tshiab combo players yuav ua.
Tsis tas li ntawd, ob qho tibsi ntawm Blu-Ray thiab HD-DVD camps tau hais tias lawv yuav tsim tau ib lub paj disc uas yuav yog ib tus qauv DVD ntawm ib sab thiab Blu-Ray lossis HD-DVD rau lwm qhov. HD-DVD / DVD hybrid discs tau muaj txog thaum kawg ntawm hom ntawv. Cov tswv cuab tam sim no cov ntaub ntawv no muaj peev xwm nkag mus rau ib qho qauv DVD version uas yuav ua playable ntawm ob hom ntawv tus neeg uas ua ntawv, txawm tias tsis yog hauv nws daim ntawv txhais lus.
Ntxiv thiab, Warner Bros ib zaug tshaj tawm thiab qhia txog Blu-xaim / HD-DVD hybrid disc. Qhov no yuav ua rau muaj ib zaj yeeb yaj kiab los yog tso rau hauv ib qho hauv tib qho Blu-ray thiab HD-DVD tawm tswv yim. Yog li ntawd, nws tsis muaj teeb meem ntawm tus neeg uas ua ntawv koj xav tau. Txawm li cas los, txij li HD-DVD tau tam sim no tau txiav lawm, Blu-ray / HD-DVD hybrid yuav tsis siv.
Ntau Info
Yog xav paub ntxiv txog dab tsi tshwm sim los ntawm Blu-duab tshav (los yog HD-DVD) neeg uas ua ntawv, nrog rau cov tswv yim yuav khoom siv, kos kuv phau ntawv qhia txog Blu-Ray thiab Blu-Ray Disc Players .
Tsis tas li ntawd, thaum lub sijhawm xyoo 2015, muaj kev tshaj tawm tshiab tawm suab thiab pib tuaj rau ntawm cov khw muag khoom thaum xyoo 2016, uas yog lub npe hu ua Ultra HD Blu - ray. Hom ntawv no coj 4 k rooj lus thiab lwm yam duab ntxiv rau ib qho kev ua yeeb yaj duab raws li kev siv video.
Yog xav paub ntxiv, xws li Ultra HD Blu-Ray tshua txog DVD thiab Blu-duab tshav, nyeem peb tus khub ntawv ua ntej koj yuav Ultra HD Blu-Ray Disc Player .
Mus saib peb cov ntaub ntawv kho mob zoo tshaj plaws Blu-Ray thiab Ultra HD Disc Players .