HDMI yog ib lub xov tooj cua ntawm cov teeb liab uas yog tom qab hloov mus rau cov duab, video thiab suab. Niaj hnub no yog qhov kev tshaj tawm kev xaiv thiab feem ntau yuav siv txhua qhov kev sib tw, qhov twg cov zis tawm suab - los ntawm cov smartphone rau tus kheej cov computers.
Txog HDMI
Qhov chaw nres nkoj muaj 19 cov npe nyob rau hauv tag nrho cov kev hloov. Lub connector tseem muab faib ua ob peb hom, raws li qhov uas koj xav tau yuav tsum tau yuav tsum tau cable los yog tus adapter rau nws. Cov hom nram qab no muaj:
- Cov feem ntau thiab "loj" yog hom A thiab B, uas muaj nyob rau hauv cov saib, computers, laptops, gaming consoles, televisions. B-hom yog xav tau kev sib kis zoo dua;
- C-hom yog ib daim me me ntawm qhov chaw nres nkoj dhau los, uas yog siv ntau hauv netbooks, tablets, PDAs;
- Hom D - yog tsawg kawg, raws li nws muaj qhov tsawg tshaj plaws ntawm tag nrho cov chaw nres nkoj. Siv feem ntau hauv cov ntsiav tshuaj me me thiab smartphones;
- E-hom - qhov chaw nres nkoj nrog lub cim no muaj kev tiv thaiv tshwj xeeb tiv thaiv plua av, noo, kub kub, siab thiab txuam ua haujlwm. Vim nws qhov xwm txheej, nws tau muab tso rau ntawm computers hauv computer thiab hauv cov cuab yeej tshwj xeeb.
Hom kev ports yuav distinguished los ntawm txhua lwm yam tsos los yog los ntawm tshwj xeeb kos rau hauv ib daim ntawv ntawm ib tsab ntawv Latin (tsis muaj tag nrho cov chaw nres nkoj).
Cov lus qhia txog kab mob ntev ntev
Rau cov neeg siv khoom noj, HDMI cables li 10 meters ntev, tab sis lawv kuj tuaj yeem pom muaj txog 20 meters, uas yog txaus rau nruab nrab neeg siv. Muaj ntau lub lag luam, cov chaw zov me nyuam, IT tuam txhab lag luam tuaj yeem yuav cables ntawm 20, 50, 80 thiab ntau tshaj li 100 meters rau lawv cov kev xav tau. Rau kev siv hauv tsev, koj yuav tsum tsis txhob siv lub cable "nrog ib npoo", nws yuav yog qhov kev xaiv txaus rau 5 los yog 7.5 meters.
Cables rau kev siv hauv tsev yog ua los ntawm cov tooj liab tshwj xeeb, uas yooj yim yog lub teeb liab hla lub sijhawm luv. Txawm li cas los, muaj ib tug nyob ntawm kev zoo ntawm luam ntawm ntau yam tooj liab los ntawm uas lub cable yog ua, thiab nws cov tuab.
Piv txwv, cov qauv ntawm cov kws kho mob tshwj xeeb uas tau muab coj los ua, "Lab", yog li ntawm 24 AWG tuab (qhov no yog qhov sib npaug ntawm cheeb tsam sib npaug los txog 0.204 hli2) muaj peev xwm xa ib lub teeb liab ntawm ib tug deb ntawm tsis tshaj 10 meters nyob rau hauv kev daws teeb meem ntawm 720 × 1080 pixels nrog ib qho screen refresh tus nqi ntawm 75 MHz. Ib tug zoo xws li cable, tab sis ua siv High Speed technology (lub siab ceev cim tau pom muaj) nrog lub thickness ntawm 28 AWG (0.08 hli thoob plaws2) yog twb muaj peev xwm ntawm kev xa tawm lub teeb liab li 1080 × 2160 pixels nrog ntau zaus ntawm 340 MHz.
Txheeb xyuas qhov zaus ntawm qhov kev hloov tshiab ntawm qhov cable (nws tau teev nyob hauv cov ntaub ntawv qhia lossis sau rau ntawm pob). Kom saib cov yees duab thiab kev ua si, saib tib neeg qhov muag xav txog 60-70 MHz. Vim li no, chasing cov zauv thiab qhov teeb meem ntawm cov zis tawm yog tsim nyog tsuas yog thaum:
- Koj lub monitor thiab video daim card txhawb 4K daws thiab koj xav siv lawv cov peev xwm 100%;
- Yog hais tias koj muaj kev koom nrog kev yees duab editing thiab / los yog 3D rendering.
Qhov ceev thiab zoo ntawm cov teeb liab kis tau zoo nyob ntawm qhov ntev, yog li nws yog qhov zoo tshaj plaws los yuav ib lub cable nrog ib ntus ntev. Yog tias qee yam koj xav tau ib tug qauv ntev, nws yog qhov zoo dua los them nqi rau cov kev xaiv nrog cov nram qab no kos:
- CAT - tso cai rau koj xa ib lub teeb liab dhau ntawm ib qho chaw nyob ntawm 90 meters yam tsis muaj kev ceebtoom pom zoo nyob rau hauv kev nyab xeeb thiab zaus. Nws muaj qee cov qauv uas nws tau muab sau rau hauv cov lus tshaj tawm tias qhov siab tshaj plaws qhov kev xa tawm ntev tshaj 90 meters. Yog hais tias koj tau ntsib ib tug qauv zoo ib yam nyob qhov twg, nws yog qhov zoo dua rau tsis kam mus yuav, vim lub teeb liab zoo yuav poob qab me ntsis. Cov cim no muaj cov qauv 5 thiab 6, uas tseem yuav muaj cov ntawv sau qhia, qhov teebmeem ntawm qhov no tsis cuam tshuam txog tus yam ntxwv;
- Lub cable ua los ntawm coaxial tshuab yog ib tug qauv nrog ib tus neeg xyuas lub hauv paus thiab ib tus neeg xyuas sab nraud, uas yog sib cais los ntawm ib txheej insulating. Cwj pwm yog ua los ntawm ntshiab tooj liab. Qhov siab tshaj plaws kis ntawm kab no yuav ncav cuag 100 meters, tsis tau poob zoo thiab kho tshiab ntawm kev yees duab;
- Fiber optic cable yog qhov tseem kim tshaj thiab qhov zoo tshaj plaws rau cov neeg uas xav hloov cov yees duab thiab cov ntsiab lus ntev ntev uas tsis tau zoo. Kev nrhiav hauv khw muag khoom yuav nyuaj, vim nws tsis zoo rau vim qee yam tshwj xeeb. Muaj peev xwm xa ib lub teeb liab mus rau deb ntawm ntau tshaj 100 meters.
HDMI versions
Ua tsaug rau kev sib koom tes ntawm cov tuam txhab lag luam loj loj, HDMI 1.0 tau tso tawm rau xyoo 2002. Niaj hnub no, yuav luag tag nrho cov kev txhim kho ntxiv thiab kev nce qib ntawm qhov kev sib txuas no nrog cov tuam txhab American Silicon Image. Xyoo 2013, feem ntau cov qauv tshiab tuaj tawm - 2.0, uas yog tsis tau tshaj lwm yam kev sibtham, yog li nws yog qhov zoo uas yuav yog ib qho HDMI cable ntawm no version tsuas yog tias koj paub tseeb tias qhov chaw nres nkoj ntawm lub computer / TV / monitor / lwm yam khoom kuj muaj qhov no.
Qhov kev pom zoo yuav yog version 1.4, uas tau tso tawm 2009, raws li nws tau tshaj versions 1.3 thiab 1.3b, uas tau tso tawm rau xyoo 2006 thiab 2007 thiab yog qhov ntau tshaj. Qib 1.4 muaj qee qhov kev hloov kho - 1.4a, 1.4b, uas tseem tau tshaj 1.4 tsis muaj kev hloov kho, 1.3, 1.3b versions.
Hom ntawv xov cable 1.4
Txij li qhov no yog qhov kev pom zoo muas version, xav txog nws nyob rau hauv ntau yam. Nyob rau hauv tag nrho muaj tsib ntau yam: Txheem, Kev kub ceev, Txheem nrog Ethernet, Kev kub ceev nrog Ethernet thiab Standard Automotive. Xav txog txhua tus ntawm lawv hauv kev xav paub ntau tshaj.
Txuj - tsim kev sib txuas ntawm kev siv cov cuab yeej siv hauv tsev. Kev txhawb 720p kev daws teeb meem. Nws muaj cov yeeb yam nram qab no:
- 5 Gbit / s - qhov siab tshaj plaws hauv cov qhab-nees bandwidth;
- 24 cov khoom - ntau qhov xim tob;
- 165 MP - qhov tau txais kev tso cai ntau zaus.
Txheem nrog Ethernet - muaj cov cwj pwm zoo tib yam nrog tus qauv analog, qhov sib txawv ntawm qhov sib txawv yog tias muaj kev txhawb nqa rau Internet txuas uas tuaj yeem hloov cov ntaub ntawv ntawm kev ceev tsis tshaj 100 Mbps hauv ob qho kev qhia.
Kev Kub Ceev lossis Siab Siab. Nws muaj kev txhawb nqa rau kev siv tshuab tob tob, 3D thiab ARC. Lub tom kawg yuav tsum tau xav txog ntau yam. Audio Return Channel - pub rau, nrog rau kev yees duab xa tawm thiab suab nrov puv nkaus. Yav dhau los, xav kom ua tiav zoo suab zoo, piv txwv li, ntawm TV nrog lub laptop, nws tsim nyog siv ib qho ntxiv pob ntseg. Qhov siab tshaj plaws kev daws teeb meem yog 4096 × 2160 (4K). Cov lus qhia nram qab no muaj:
- 5 Gbit / s - qhov siab tshaj plaws hauv cov qhab-nees bandwidth;
- 24 cov khoom - ntau qhov xim tob;
- 165 MP - qhov tau txais kev tso cai ntau zaus.
Muaj ib lub xov tooj cua nrog rau Internet. Cov ntaub ntawv xa tawm hauv Internet kuj yog 100 Mbps.
Txheem Automotive - siv nyob rau hauv lub tsheb thiab tsuas yog txuas nrog lub HDMI E-hom. Specifications rau no ntau yam zoo sib xws rau tus qauv version. Qhov kev zam tsuas yog kev nce qib kev tiv thaiv thiab qhov ARC-system built-in, uas tsis yog nyob hauv tus qauv xaim.
Kev pom zoo rau kev xaiv
Kev ua haujlwm ntawm kev lag luam yog cuam tshuam tsis yog los ntawm nws tus yam ntxwv, cov khoom siv ntawm kev tsim khoom, tab sis kuj yog qhov tsim kom zoo, uas tsis yog sau ntawv nyob qhov twg thiab nws yog qhov nyuaj rau kev txiav txim siab ntawm xub thawj siab ib muag. Siv cov tswv yim no kom txuag me ntsis thiab xaiv qhov zoo tshaj plaws. Sau cov lus pom zoo:
- Muaj ib qho kev tsis sib haum xeeb uas cov hlua nrog cov khoom kub kub nqa lub teeb liab zoo dua. Qhov no tsis yog qhov teeb meem. Gilding yog siv kom tiv thaiv tau cov neeg sib txuas los ntawm kev ya raws thiab txhua yam teeb meem. Yog li, nws yog qhov zoo los xaiv cov neeg uas muaj cov xaws xoom, chrome-plated los yog titanium txheej, vim lawv muab kev tiv thaiv zoo dua thiab pheej yig dua (tshwj tsis yog titanium txheej). Yog tias koj siv lub xov tooj cua tom tsev, nws ua rau tsis muaj kev pom zoo los yuav ib lub xov tooj nrog kev tiv thaiv kev tiv thaiv ntxiv;
- Cov neeg uas xav kom xa ib lub teeb liab dhau 10 m ntawm lub tsheb yuav tsum tau them sai sai rau qhov muaj qhov rov ua dua tshiab rau cov teebmeem nrov, los yog yuav ib qho kev hloov tshwj xeeb. Them rau lub cheeb tsam hauv cheeb tsam (ntsuas hauv AWG) - tus nqi me me, qhov zoo tshaj qhov teeb liab yuav kis tau ntev ntev;
- Sim ua cov cab cab uas tiv thaiv los yog tiv thaiv tshwj xeeb hauv daim ntawv cylindrical. Nws yog tsim los txhawb txoj kev sib kis zoo (tiv thaiv cuam tshuam) txawm nyob ntawm nyias nyias cables.
Ua kom raws li txoj kev xaiv, koj yuav tsum nqa mus rau hauv txhua qhov ntawm tus qauv thiab qhov chaw nres tsheb hauv HDMI. Yog tias qhov cable thiab qhov chaw nres nkoj tsis sib dhos, koj yuav tsum tau los yuav ib qho tshwj xeeb ntawm tus neeg teb xov tooj lossis hloov qhov cable.
