HDMI (siab txhais multimedia interface) yog tus qauv kev sib txuas uas tau lees paub rau kev xa cov yees duab thiab suab digitally los ntawm qhov chaw mus rau cov khoom siv video lossis lwm yam khoom siv lom zem hauv tsev.
HDMI nta
HDMI suav nrog cov kev cai rau:
- HDMI-CEC (kev tswj hwm hluav taws xob siv hluav taws xob): Tso cai rau cov chaw taws teeb tswj ntawm ntau qhov txuas HDMI cov khoom siv los ntawm ib lub chaw taws teeb. Ib qho piv txwv yuav yog siv cov chaw taws teeb TV los tswj qee qhov haujlwm ntawm Blu-duab tshav Disc player, lub tsev ua yeeb yam, lossis lub suab nrov txuas nrog TV ntawm HDMI.
- HDCP (high-bandwidth digital luam tiv thaiv): Tso cai rau cov neeg muab kev pabcuam los tiv thaiv lawv cov ntsiab lus los ntawm kev luam tawm tsis raug cai los ntawm cov khoom siv txuas nrog siv HDMI kev sib txuas.
Yuav ua li cas daws teeb meem kev sib txuas HDMI
HDMI pom nyob rau hauv TVs thiab lwm yam khoom siv los ntawm ntau lub tuam txhab, suav nrog, tab sis tsis txwv rau, cov tsim los ntawm LG, Samsung, Panasonic, Sony, thiab Vizio.
Cov khoom siv uas yuav suav nrog HDMI kev sib txuas suav nrog:
- HD thiab Ultra HD TVs, video thiab PC saib, thiab video projectors.
- Lub tsev ua yeeb yam hauv tsev, tsev-theatre-hauv-ib-lub thawv, thiab lub suab nrov.
- Upscaling DVD, Blu-duab tshav, thiab Ultra HD Blu-duab tshav players.
- Media streamers thiab network media player.
- HD cable thiab satellite thawv.
- DVD recorders thiab DVD recorder/VCR combos (rau playback xwb).
- Smartphones (ua ke nrog MHL).
- koob yees duab thiab camcorders.
- Desktop thiab laptop PCs.
- Game consoles.
Nws Yog Txhua Yam Txog Versions
Ntau qhov ntawm HDMI tau siv ntau xyoo. Nyob rau hauv txhua rooj plaub, lub cev connector yog tib yam, tab sis muaj peev xwm tau ntxiv.
- Lub sijhawm lub sijhawm koj yuav ib qho HDMI-enabled tivthaiv txiav txim siab HDMI version lub cuab yeej muaj.
- Txhua qhov kev ua tiav ntawm HDMI suav nrog tag nrho cov yam ntxwv thiab rov qab sib xws nrog cov qauv dhau los. Txawm li cas los xij, koj tsis tuaj yeem nkag mus rau tag nrho cov yam ntxwv ntawm tus tshiab version ntawm cov cuab yeej qub.
- Tsis yog txhua lub TV thiab cov tsev ua yeeb yam hauv tsev tau tshaj tawm tias ua raws li cov qauv tshwj xeeb ntawm HDMI tau muab tag nrho cov yam ntxwv ntawm qhov ntawd. Txhua lub chaw tsim khoom xaiv cov yam ntxwv los ntawm cov xaiv HDMI version uas nws xav muab tso rau hauv nws cov khoom.
- Raws li xyoo 2020, cov qauv tam sim no yog HDMI 2.1. Cov cuab yeej siv cov ntawv qub tseem nyob hauv khw thiab ua haujlwm hauv tsev. Tias yog vim li cas cov no suav nrog, raws li cov version cuam tshuam rau lub peev xwm ntawm HDMI cov cuab yeej uas koj tuaj yeem muaj thiab siv.
Cov HDMI versions tau teev thiab piav qhia hauv qab no, pib nrog cov ntawv tsis ntev los no thiab xaus nrog cov laus tshaj plaws. Yog tias koj xav tau, ua haujlwm koj txoj hauv kev los ntawm qhov qub tshaj plaws mus rau qhov tshiab tshaj plaws, pib ntawm qhov kawg ntawm cov npe thiab scroll rov qab.
HDMI 2.1
HDMI version 2.1 tau tshaj tawm thaum ntxov 2017 tab sis tsis tau tsim muaj rau daim ntawv tso cai thiab kev siv kom txog rau thaum lub Kaum Ib Hlis 2017. Cov khoom siv suav nrog ntau lossis tag nrho HDMI version 2.1 nta tau pib muaj pib nrog xyoo 2019.
HDMI 2.1 txhawb nqa cov peev txheej hauv qab no:
- Video daws teeb meem thiab tus nqi txhawb nqa: Txog 4K 50/60 (fps), 4K 100/120, 5K 50/60, 5K 100/120, 8K 50/ 60, 8K 100/120, 10K 50/60, thiab 10K 100/120.
- Kev txhawb xim: Dav xim gamut (BT2020) ntawm 10, 12, thiab 16 ntsis.
- Kev txhawb nqa HDR: Thaum Dolby Vision, HDR10, thiab hybrid log gamma tau sib xws nrog HDMI 2.0a / b, HDMI 2.1 txhawb nqa txhua hom HDR yav tom ntej uas yuav tsis tau txais kev txhawb nqa los ntawm HDMI version 2.0a/b.
- Audio support: Raws li nrog HDMI 2.0 thiab 2.0a, tag nrho cov suab ib puag ncig hauv kev siv yog sib xws. HDMI 2.1 kuj ntxiv eARC, uas yog lub suab rov qab hloov kho dua tshiab uas muab kev sib txuas ntawm lub suab muaj peev xwm ua rau lub suab nrov ib puag ncig ntawm cov TVs sib xws, cov neeg ua yeeb yam hauv tsev, thiab suab paj nruag. eARC yog sib xws nrog Dolby Digital Plus, Dolby TrueHD, Dolby Atmos, DTS-HD High-Resolution Audio / DTS HD Master Audio, thiab DTS: X.
- Gaming support: Kev hloov pauv hloov tshiab (VRR) tau txais kev txhawb nqa. Qhov no ua rau lub 3D graphics processor los tso saib cov duab thaum nws ua, tso cai rau cov kua dej thiab cov ncauj lus kom ntxaws gameplay, suav nrog kev txo lossis tshem tawm ntawm kev lag luam, kev hais lus tsis sib haum, thiab cov ncej tearing.
- Cable support: Bandwidth muaj peev xwm nce mus txog 48 Gbps. Txhawm rau nkag mus rau tag nrho cov peev xwm ntawm HDMI 2.1 enabled li, ib qho HDMI cable uas txhawb nqa 48 Gbps hloov pauv tus nqi yuav tsum tau.
kab hauv qab
Qhia thaum Lub Peb Hlis 2016, HDMI 2.0b txuas ntxiv HDR kev txhawb nqa rau hybrid log gamma hom, uas yog npaj los siv hauv 4K Ultra HD TV tshaj tawm platforms, xws li ATSC 3.0 (NextGen TV tshaj tawm).
HDMI 2.0a
Qhia thaum lub Plaub Hlis 2015, HDMI 2.0a ntxiv kev txhawb nqa rau kev ua haujlwm siab (HDR) technologies xws li HDR10 thiab Dolby Vision.
Qhov no txhais tau li cas rau cov neeg siv khoom yog tias 4K Ultra HD TVs uas suav nrog HDR thev naus laus zis tuaj yeem tso saib ntau qhov ci thiab qhov sib txawv, uas ua rau cov xim zoo nkauj dua li qhov nruab nrab 4K Ultra HD TV.
Rau koj coj kom zoo dua HDR, cov ntsiab lus yuav tsum tau encoded nrog qhov tsim nyog HDR metadata. Yog tias los ntawm qhov chaw sab nraud, cov metadata no raug xa mus rau TV los ntawm kev sib txuas ntawm HDMI. HDR-encoded cov ntsiab lus muaj nyob ntawm Ultra HD Blu-duab tshav Disc hom thiab xaiv cov chaw muab streaming.
HDMI 2.0
Qhia thaum lub Cuaj Hlis 2013, HDMI 2.0 muab cov hauv qab no:
- Txoj kev daws teeb meem: nthuav tawm 4K (2160p) kev daws teeb meem sib raug ntawm HDMI 1.4 / 1.4a kom lees txais 50- lossis 60-hertz ncej tus nqi (qhov siab tshaj 18 Gbps hloov pauv tus nqi nrog 8-ntsis xim).
- Kev nthuav tawm suab txhawb: tuaj yeem lees txais mus txog 32 ib txhij ntawm cov suab uas tuaj yeem txhawb nqa cov suab ib puag ncig, xws li Dolby Atmos, DTS: X, thiab Auro 3D suab.
- ob npaug video kwj: tuaj yeem xa ob daim yeeb yaj kiab ywj pheej rau saib ntawm tib lub vijtsam.
- Plaub lub suab: tuaj yeem xa mus txog plaub lub suab sib cais rau ntau tus neeg mloog.
- Txhawb nqa 21:9 (2.35:1) nam piv.
- Dynamic synchronization ntawm cov yeeb yaj kiab thiab suab.
- Kev nthuav dav ntawm HDMI-CEC muaj peev xwm.
- Txhim kho HDCP kev tiv thaiv kev tiv thaiv yog hu ua HDCP 2.2.
HDMI 1.4
Qhia thaum lub Tsib Hlis 2009, HDMI version 1.4 txhawb nqa cov hauv qab no:
- HDMI Ethernet channel: Ntxiv internet thiab kev sib txuas hauv tsev rau HDMI. Hauv lwm lo lus, ob qho tib si Ethernet thiab HDMI ua haujlwm muaj nyob rau hauv ib qho kev sib txuas cable.
- Audio rov channel: Suab rov qab channel (HDMI-ARC) muab ib qho HDMI kev sib txuas ntawm lub TV thiab lub tsev ua yeeb yam txais tos. Nws kis tau suab / video signals los ntawm lub receiver mus rau lub TV thiab kuj kis lub suab los ntawm lub TV tuner mus rau lub receiver. Hauv lwm lo lus, thaum mloog lub suab nkag los ntawm TV lub tuner, koj tsis tas yuav muaj kev sib txuas ntawm lub suab los ntawm TV mus rau lub tsev ua yeeb yam hauv tsev.
- 3D dhau HDMI: HDMI 1.4 haum 3D Blu-duab tshav Disc qauv. Nws tuaj yeem dhau ob lub teeb liab 1080p ib txhij siv ib qho kev sib txuas. Ib qho kev hloov tshiab (HDMI 1.4a, tso tawm Lub Peb Hlis 2010) ntxiv kev txhawb nqa rau 3D hom uas yuav siv tau hauv TV tshaj tawm, cable, thiab satellite txau. Ib qho kev hloov tshiab ntxiv (HDMI 1.4b, tso tawm Lub Kaum Hli 2011) txuas ntxiv muaj peev xwm 3D los ntawm kev tso cai hloov 3D video ntawm 120 Hz (60 Hz ib lub qhov muag).
- 4K x 2K kev daws teeb meem kev txhawb nqa: HDMI 1.4 tuaj yeem haum 4K kev daws teeb meem ntawm 30-hertz ncej tus nqi.
- Kev txhawb xim nthuav dav rau cov koob yees duab digital: Tso cai kom muaj xim zoo dua qub thaum pom cov duab tseem duab los ntawm HDMI-txuas nrog cov koob yees duab tseem ceeb.
- Micro-connector: Txawm hais tias HDMI mini-connector tau qhia hauv version 1.3, raws li cov khoom siv txuas ntxiv me dua, HDMI micro-connector tau qhia rau siv txawm tias me dua. cov khoom siv, xws li smartphones. Lub micro-connector txhawb nqa txog 1080p daws teeb meem.
- Automotive txuas system: Nrog rau kev nce hauv lub tsheb digital audio thiab video, HDMI 1.4 tuaj yeem tswj kev vibration, cua sov, thiab suab nrov uas yuav cuam tshuam rau lub suab zoo. thiab ua yeeb yaj kiab.
HDMI 1.3 / HDMI 1.3a
Qhia thaum Lub Rau Hli 2006, HDMI 1.3 txhawb nqa cov hauv qab no:
- Kev nthuav dav bandwidth thiab hloov ceev: Nrog kev qhia txog Blu-duab tshav Disc thiab HD-DVD, version 1.3 ntxiv cov xim dav dua thiab kev txhawb nqa cov ntaub ntawv sai dua (txog 10.2 Gbps).
- Txoj kev daws teeb meem: Kev txhawb nqa yog muab rau cov kev daws teeb meem siab dua 1080p tab sis qis dua 4K.
- Kev txhawb nqa suab ntxiv: Txhawm rau txhawb Blu-duab tshav thiab HD-DVD ntawm sab suab, version 1.3 haum rau Dolby Digital Plus, Dolby TrueHD, thiab DTS-HD Master Suab puag ncig lub suab suab hom.
- Duab sync: Ntxiv cov di ncauj synchronization tsis siv neeg los them nyiaj rau cov teebmeem ntawm lub sijhawm ua suab thiab video ntawm cov yeeb yaj kiab thiab cov yeeb yaj kiab / suab.
- Mini-connector: Qhia tus tshiab mini-connector kom zoo dua kom haum cov khoom siv compact, xws li cov camcorders thiab koob yees duab.
HDMI 1.3a ntxiv me ntsis tweaks rau version 1.3 thiab tau tshaj tawm thaum lub Kaum Ib Hlis 2006.
kab hauv qab
Qhia thaum Lub Yim Hli 2005, HDMI 1.2 suav nrog lub peev xwm hloov SACD suab cov cim hauv cov ntawv digital los ntawm cov neeg ua haujlwm sib raug zoo mus rau tus txais.
HDMI 1.1
Qhia thaum lub Tsib Hlis 2004, HDMI 1.1 muab lub peev xwm hloov cov vis dis aus thiab ob-channel suab dhau ib lub xov tooj, nrog rau kev muaj peev xwm hloov Dolby Digital, DTS, thiab DVD-Audio puag ncig cov cim txog 7.1 raws. ntawm PCM audio.
kab hauv qab
Qhia thaum Lub Kaum Ob Hlis Ntuj xyoo 2002, HDMI 1.0 tau pib los ntawm kev txhawb nqa lub peev xwm hloov cov teeb liab video (tus qauv lossis siab txhais) nrog ob lub suab teeb liab hla ib kab, xws li ntawm HDMI- nruab DVD player thiab TV lossis video projector.
HDMI Cables
Thaum koj mus kav rau HDMI cables, muaj yim yam khoom muaj nyob:
- Standard HDMI cable
- Standard nrog Ethernet HDMI cable
- Standard tsheb HDMI cable
- High-speed HDMI cable
- High-ceev nrog Ethernet HDMI cable
- High-speed tsheb HDMI cable
- Ultra high-speed (8K daim ntawv thov) HDMI cable
Yog xav paub ntxiv txog lub peev xwm ntawm txhua hom cable nrog rau ntau hom kev sib txuas ntawm HDMI, xa mus rau peb tus khub tshooj: Txhua Yam Koj Yuav Tsum Paub Txog HDMI Cable Hom.
Txoj kab hauv qab
HDMI yog tus qauv kev sib txuas suab / yees duab txuas ntxiv uas tau hloov kho tas li kom tau raws li kev hloov pauv video thiab lub hom xav tau.
- Yog tias koj muaj cov khoom siv uas muaj cov qauv HDMI qub, koj tuaj yeem nkag tsis tau cov yam ntxwv ntawm cov qauv tom ntej. Txawm li cas los xij, koj tuaj yeem siv koj cov khoom qub HDMI nrog cov khoom tshiab, tab sis koj tsis tuaj yeem nkag mus rau cov yam ntxwv tshiab tshiab (nyob ntawm seb cov chaw tsim khoom suav nrog cov khoom tshwj xeeb).
- HDMI tuaj yeem siv ua ke nrog Ethernet thiab wireless kis tau tus mob rau cov ntawv thov txuas ntxiv.
- HDMI kuj tau sib xws nrog DVI kev sib txuas lus qub los ntawm kev sib txuas adapter. Txawm li cas los xij, DVI tsuas yog hloov cov teeb liab video. Yog tias koj xav tau suab, koj xav tau ib qho analog lossis digital txuas ntxiv rau lub hom phiaj ntawd.
FAQ
Thaum twg HDMI CEC tawm los?
HDMI CEC (Consumer Electronics Control) tau tshaj tawm raws li qhov tshwj xeeb ntawm HDMI 1.2 rov qab rau xyoo 2005. Niaj hnub no, HDMI CEC yog ib feem ntawm cov khoom siv niaj hnub streaming xws li Rokus, Amazon Hluav Taws TV, Android TV, thiab thib plaub. -gen Apple TV.
HDMI ARC yog dab tsi?
HDMI ARC (Audio Return Channel) yog qhov tshwj xeeb qhia hauv HDMI version 1.4. Nws yog ib txoj hauv kev yooj yim xa suab los ntawm TV mus rau lwm tus neeg hais lus sab nraud lossis tus txais kev ua yeeb yam hauv tsev. Nrog HDMI ARC, koj tsis xav tau cov xov tooj ntxiv ntawm lub TV thiab lub tsev ua yeeb yam hauv tsev vim tias HDMI cable tuaj yeem hloov suab hauv ob qho lus qhia.
HDMI eARC yog dab tsi?
HDMI eARC (Txhim kho Lub Suab Rov Qab Channel) yog HDMI ARC tiam tom ntej, uas muaj kev ceev thiab bandwidth txhim kho. Nrog HDMI eARC, koj tuaj yeem xa cov suab zoo dua ntawm koj lub TV rau koj lub tsev ua yeeb yam.
Kuv yuav txuas lub xov tooj rau TV nrog HDMI li cas?
Txhawm rau txuas koj lub xov tooj Android rau TV nrog HDMI, yog tias koj lub xov tooj muaj USB-C chaw nres nkoj, siv USB-C rau HDMI adapter. Txuas lub adapter rau hauv koj lub xov tooj, txuas ib kawg ntawm HDMI cable rau hauv koj lub xov tooj thiab lwm qhov rau hauv koj lub TV. Txhawm rau ua qhov no, koj lub xov tooj yuav tsum txhawb HDMI "Duab" Hom alt="
