Dolby Atmos yog ib puag ncig lub suab hom qhia los ntawm Dolby Labs hauv xyoo 2012. Nws yog tag nrho cov suab immersion kev paub koj hnov hauv kev lag luam xinesmas ib puag ncig. Nws muab txog li 64 channels ntawm ib puag ncig lub suab los ntawm kev sib txuas rau pem hauv ntej, sab, nraub qaum, nraub qaum, thiab cov neeg hais lus nyiaj siv ua haujlwm nrog cov txheej txheem ua suab nrov uas ntxiv cov ntaub ntawv spatial.
Dolby koom tes nrog ntau tus neeg txais AV thiab cov neeg hais lus tsim kom coj Dolby Atmos kev paub rau hauv tsev ua yeeb yam tom qab nws pib ua tiav hauv xinesmas. Dolby Labs tau muab cov tuam txhab tsim khoom no nrog lub cev ntsuas-down version uas tsim nyog thiab pheej yig rau cov neeg feem coob.
Dolby Atmos Basics
Ntau lub tsev ua yeeb yam hauv tsev muaj cov txheej txheem ua haujlwm ib puag ncig, xws li Dolby Prologic IIz thiab Yamaha Presence. Vim tias qhov no, koj tuaj yeem ntxiv lub suab nrov pem hauv ntej, thiab Audyssey DSX nyob rau sab suab paj nruag. Txawm li cas los xij, thaum lub suab txav los ntawm cov channel mus rau channel thiab nyiaj siv ua haujlwm, koj tuaj yeem hnov lub suab dips, qhov khoob, thiab dhia. Tam sim no lub suab nyob ntawm no, thiab lub suab nyob ntawd.
Piv txwv li, thaum lub nyoob hoom qav taub ya nyob ib ncig ntawm chav tsev lossis Godzilla ua rau muaj kev puas tsuaj, lub suab yuav zoo li wobbly es tsis du zoo li tus neeg ua yeeb yaj kiab npaj. Tej zaum koj yuav tsis hnov qab lub suab nrov txuas ntxiv thaum yuav tsum muaj. Dolby Atmos sau rau hauv cov suab ib puag ncig.
Spatial Coding
Lub ntsiab ntawm Dolby Atmos thev naus laus zis yog Spatial Coding (tsis yog yuav tsum tsis meej pem nrog MPEG Spatial Audio Coding), uas nws muab cov khoom siv suab rau qhov chaw tsis yog ib qho tshwj xeeb channel lossis tus hais lus.
Lub Dolby Atmos ua cov nti txiav txim siab cov metadata encoded nrog cov ntsiab lus bitstream (xws li Blu-duab tshav disc lossis streaming yeeb yaj kiab) ntawm yoov thaum rov ua haujlwm hauv tsev ua yeeb yam txais lossis AV processor. Lub receiver lossis processor ua rau lub suab khoom spatial assignments raws li cov channel los yog teeb tsa cov khoom siv playback.
Setup
A Dolby Atmos-enabled home theatre receiver lossis AV processor thiab amp ua ke yuav muaj cov ntawv qhia zaub mov uas nug cov lus nug no los pab koj teeb tsa cov kev xaiv mloog zoo tshaj rau koj lub tsev ua yeeb yam:
- Koj muaj pes tsawg tus hais lus?
- Tus hais lus loj npaum li cas?
- Cov neeg hais lus nyob hauv chav nyob qhov twg?
EQ, Chav Kho Qhov Systems, thiab Qhov Siab Channel
Dolby Atmos yog sib xws nrog cov uas twb muaj lawm tsis siv neeg hais lus teeb, EQ, thiab kho chav tsev, xws li Audyssey, MCACC, thiab YPAO.
Qhov siab raws yog qhov tseem ceeb ntawm Dolby Atmos kev paub. Kom tau txais kev nkag mus rau qhov siab, nruab cov neeg hais lus mounted rau ntawm lub qab nthab lossis siv ob hom tshiab ntawm kev teeb tsa yooj yim thiab kev xaiv qhov chaw:
- Ntxiv cov lus hais tom qab kev lag luam uas nyob rau sab saum toj ntawm koj tam sim no pem hauv ntej sab laug / sab xis thiab ib puag ncig cov neeg hais lus.
- Ntxiv tus hais lus nrog ob sab pem hauv ntej thiab vertically firing tsav encased nyob rau hauv tib lub txee.
Tus tsav tsheb ntsug hauv ob txoj kev xaiv no qhia lub suab uas cov neeg hais lus hauv qab nthab feem ntau tsim rau lub qab nthab, xav txog cov neeg mloog. Yog tias tsim nyog muab tso rau ntawm lub qab nthab qis, nws muaj qhov sib txawv me ntsis ntawm hom kev hais lus no piv rau siv cov neeg hais lus sib txawv hauv qab nthab.
Txawm hais tias txhua tus hais lus kab rov tav / ntsug txo tus naj npawb ntawm tus neeg hais lus, nws tsis txo cov neeg hais lus xov tooj. Koj tseem yuav tsum txuas cov tsav tsheb kab rov tav thiab ntsug kom cais cov neeg hais lus tso tawm los ntawm lub receiver.
Txoj kev daws teeb meem zaum kawg yuav yog tus kheej-powered wireless hais lus, xws li muab los ntawm Damson.
Hardware thiab cov ntsiab lus muaj
Dolby Atmos tau tshaj Blu-duab tshav thiab Ultra HD Blu-duab tshav Disc hom lus tshwj xeeb, thiab muaj ntau cov ntsiab lus muaj. Dolby Atmos-encoded Blu-duab tshav Disc kuj tseem playback-rov qab sib xws nrog feem ntau Blu-duab tshav Disc players.
Txhawm rau nkag mus rau Dolby Atmos suab paj nruag, Blu-duab tshav Disc neeg uas ua ntawv xav tau HDMI version 1.3 lossis cov zis tawm tshiab dua, thiab koj yuav tsum tua tus neeg uas ua ntawv lub suab tso tawm thib ob. Koj yuav tsum siv Dolby Atmos-enabled home theater receiver lossis A/V processor ua ib feem ntawm cov saw.
Cov suab thib ob feem ntau yog qhov chaw xws li tus thawj coj cov lus tawm tswv yim nkag mus.
Dolby TrueHD thiab Dolby Digital Plus
Dolby Atmos metadata haum hauv Dolby TrueHD thiab Dolby Digital Plus hom. Yog tias koj tsis tuaj yeem nkag mus rau Dolby Atmos suab paj nruag, tsuav yog koj lub Blu-duab tshav Disc player thiab lub tsev ua yeeb yam hauv tsev yog Dolby TrueHD lossis Dolby Digital Plus tau tshaj, koj tuaj yeem nkag mus rau lub suab seev hauv cov qauv, yog tias lub disc lossis cov ntsiab lus suav nrog lawv..
Vim Dolby Atmos tuaj yeem muab tso rau hauv Dolby Digital Plus cov qauv, koj tuaj yeem siv Dolby Atmos hauv streaming thiab mobile audio applications.
Kev Ua Haujlwm rau Cov Ntsiab Lus Tsis-Dolby Atmos
Muab qhov kev paub zoo li Dolby Atmos rau tam sim no muaj 2.0, 5.1, thiab 7.1 cov ntsiab lus, Dolby Surround upmixer uas qiv ntawm lub tswv yim ua haujlwm los ntawm Dolby Pro-Logic suab ua tsev neeg, suav nrog feem ntau Dolby Atmos -equiped home theatre receivers. Nrhiav qhov feature no.
Dolby Atmos Speaker Placement Options
Muaj plaub yam koj yuav tsum nkag mus rau qhov tseeb Dolby Atmos kev paub:
- A Dolby Atmos-nrog tsev ua yeeb yam hauv tsev txais tos, soundbar, lossis tus hais lus ntse.
- A Blu-duab tshav lossis Ultra HD Blu-duab tshav Disc player (tus qauv tsis ntev los no Blu-duab tshav Disc players tau tshaj) lossis tus neeg ua si sib xws.
- Dolby Atmos-encoded Blu-duab tshav Disc lossis streaming cov ntsiab lus.
- Ntau tus hais lus.
Aw No! Tsis hais ntau
Raws li kev teeb tsa hauv tsev ua yeeb yam tuaj yeem ua rau nyuaj, xav txog kev yuav ib lub xov tooj loj ntawm tus neeg hais lus yog tias koj npaj yuav nkag mus hauv lub ntiaj teb ntawm Dolby Atmos. Thaum koj xav tias koj tuaj yeem lis 5.1, 7.1, thiab 9.1, tam sim no koj yuav tsum tau siv rau qee qhov kev hais lus tshiab, raws li pom hauv daim duab saum toj no, xws li 5.1.2, 5.1.4, 7.1.2, lossis 7.1. 4.
Ntawm no yog qhov 5.1.2, 5.1.4, 7.1.2, thiab 7.1.4 tus qauv txhais tau tias:
- 5 thiab 7 sawv cev li cas cov neeg hais lus feem ntau teeb tsa nyob ib puag ncig ntawm chav nyob hauv kab rov tav.
- Tus.1 sawv cev rau lub subwoofer. Qee zaum,.1 yuav yog.2 yog tias koj muaj ob lub subwoofer.
- Tus lej kawg yog sawv cev rau cov hais lus qab nthab. Cov piv txwv saum toj no yuav hais txog kev teeb tsa nrog ob lossis plaub tus neeg hais lus saum taub hau.
Easy-rau-Add Speaker Solution Possibilities
Dolby Atmos feem ntau xav tau ntxiv cov neeg hais lus ntxiv. Dolby thiab nws cov neeg koom tes tsim khoom tau los nrog qee qhov kev daws teeb meem uas tsis txhais tau tias koj yuav tsum tau dai lub cev lossis tso cov neeg hais lus hauv koj lub qab nthab.
Ib qho kev daws teeb meem yog me me Dolby Atmos-tshaj vertically firing speaker modules. Hauv koj qhov kev teeb tsa tam sim no, cov qauv no tuaj yeem nyob rau sab saum toj ntawm sab laug / sab xis thiab sab laug / sab xis ib puag ncig cov neeg hais lus. Nws tsis tau tshem ntawm cov kab lus hais ntxiv. Txawm li cas los xij, nws ua rau nws zoo nkauj dua li cov neeg hais lus xaim ntawm koj phab ntsa lossis yuav tsum nkag mus rau hauv phab ntsa.
Lwm txoj kev xaiv yog cov neeg hais lus uas suav nrog kab rov tav thiab ntsug tua cov tsav tsheb hauv tib lub txee. Qhov kev teeb tsa no yog qhov ua tau zoo yog tias koj tab tom tsim lub kaw lus los ntawm kos lossis hloov tawm koj qhov teeb tsa hais lus tam sim no. Nws kuj txo tus naj npawb ntawm lub cev ntawm cov khoom hais lus xav tau. Txawm li cas los xij, nws tsis tas yuav txiav cov xov tooj ntawm cov hais lus koj xav tau.
Tus hais lus module lossis tag nrho-hauv-ib kab rov tav / ntsug hais lus ua haujlwm vim tias cov neeg hais lus vertically firing tsav tsheb muaj kev taw qhia siab. Cov kab ke no ua rau cov neeg hais lus ua suab nrov uas tawm ntawm lub qab nthab ua ntej tawg mus rau hauv chav.
Nws tsim lub suab nrov uas zoo nkaus li los ntawm saum taub hau. Feem ntau cov chav uas tuaj yeem ua tau raws li lub tsev ua yeeb yam hauv tsev muaj cov hais lus-rau-qab nthab uas yuav ua haujlwm.
Chav nrog lub kaum sab xis ntawm lub tsev teev ntuj yuav yog qhov teeb meem. Vertical suab projection thiab qab nthab reflection tsis zoo los tsim qhov zoo tshaj plaws lub suab paj nruag. Rau qhov xwm txheej no, cov tswv yim muab tso rau hauv qab nthab yuav yog qhov kev xaiv nkaus xwb.
Lub tsev ua yeeb yam tau nruab nrog Dolby Atmos raug nqi nyob qhov twg los ntawm $ 400 txog $ 1, 299 lossis $ 1, 300 thiab nce.
Dolby Atmos hauv Soundbars, Ntse Hais Lus, thiab TVs
Dhau li ntawm kev teeb tsa hauv tsev ua yeeb yam xav tau cov neeg hais lus ntxiv, Dolby Atmos tau muab tso rau hauv cov suab nrov, cov neeg hais lus ntse (xws li Amazon Echo Studio), thiab TVs (feem ntau xaiv cov qauv ntawm LG).
Tom qab Dolby Atmos cov khoom siv tau txiav txim siab lossis tsis yog Dolby Atmos cov ntsiab lus tau sib xyaw ua ke, kev sib xyaw ua ke ntawm cov neeg hais lus tua hluav taws ua rau hauv lub tshuab suab nrov hauv cov neeg hais lus ntse thiab TVs tau ua haujlwm kom xa cov nyhuv Dolby Atmos immersive.
Txawm hais tias tsis yog qhov tseeb raws li Dolby Atmos system nrog cov lus hais lub cev ntxiv nyob ib puag ncig ntawm chav tsev thiab ntawm phab ntsa sab saud lossis qab nthab, nws ua rau muaj kev paub ntau dua ib puag ncig lub suab rau qhov chaw me thiab pob nyiaj siv.
Txoj kab hauv qab
Qhov loj takeaway nrog Dolby Atmos yog tias nws yog qhov hloov pauv kev ua si rau lub tsev ua yeeb yam suab.
Pib nrog kev kaw suab thiab sib tov mus rau qhov kev mloog zaum kawg, Dolby Atmos tso lub suab ntawd los ntawm cov kev txwv tam sim no ntawm cov neeg hais lus thiab cov channel thiab nyob ib puag ncig tus neeg mloog los ntawm txhua lub ntsiab lus thiab dav hlau uas lub suab tso tau.
Los ntawm cov noog lossis lub nyoob hoom qav taub ya saum taub hau, los nag los ntawm saum toj, xob quaj thiab xob laim los ntawm txhua qhov kev taw qhia, kom rov tsim cov suab nrov ntawm sab nrauv lossis sab hauv ib puag ncig, Dolby Atmos ua rau muaj kev mloog zoo heev.
