Mafi girman Ma'anar Multimedia Interface (neman karamin aiki ga mahimmin bayani) a mafi yawan lokuta ana samunsu ne a cikin na'urori da yawa. Abun takaitawa ga wannan suna sananne ne kuma yana tartsatsi. HDMI, wanda shine daidaitaccen yanayin aiki don haɗa fasahar multimedia wacce ke tallafawa fitarwa na hoto mai girma (daga FullHD da mafi girma). Mai haɗa haɗin don za a iya shigar dashi a cikin katin bidiyo, saka idanu, SmartTV da wasu na'urori waɗanda ke iya nuna hotuna akan allo.
Menene igiyoyin HDMI
HDMI galibi ana amfani dashi don haɗa kayan aikin gida: bangarori masu girma, televisions, katunan bidiyo da kwamfyutocin kwamfyutoci - duk waɗannan na'urorin zasu iya samun tashar tashar HDMI. An tabbatar da irin wannan sanannan da kuma mamayewar ta hanyar babban adadin canja wurin bayanai, da kuma rashin murdiya da amo. A cikin wannan labarin, zamuyi magana game da nau'ikan igiyoyin HDMI, nau'ikan masu haɗin, kuma a cikin wane yanayi ne mafi kyawun amfani da ɗaya ko wani nau'insu.
Nau'in mai haɗawa
A yau, akwai nau'i biyar ne kawai na masu haɗin kebul na HDMI. An yi masu alama da haruffan Latin daga A zuwa E (A, B, C, D, E). Mafi yawan lokuta, ana amfani da uku: Cikakken Girma (A), Girma Mini (C), Girman Micro (D). Yi la'akari da kowane ɗayan a cikin ƙarin daki-daki:
- Nau'in A shine mafi yawan gama gari, masu haɗin haɗin saboda ana iya kasancewa a kan katunan bidiyo, kwamfyutocin, TVs, consoles game da sauran na'urorin watsa shirye-shirye.
- Nau'in C shine kawai ƙaramin nau'in Type A. An shigar dashi a cikin ƙananan na'urori - wayoyi, Allunan, da PDAs.
- Nau'in D shine mafi ƙarancin HDMI. Hakanan ana amfani dashi a cikin ƙananan na'urori, amma galibi sau da yawa.
- An tsara nau'in B don aiki tare da babban ƙuduri (3840 x 2400 pixels, wanda shine mafi girma sau hudu fiye da Cikakken HD), amma ba a yi amfani da shi ba - yana jira a nan gaba mai haske.
- An yi amfani da alamar bambanci E don haɗa na'urorin watsa shirye-shirye zuwa tashoshin watsa labarai na mota.
Masu haɗin basu dace da juna ba.
Nau'in kebul
Ofayan babbar rikicewa tare da HDMI shine babban adadin ƙayyadaddun bayanai. Yanzu akwai 5 daga cikinsu, na ƙarshe daga cikinsu - an gabatar da HDMI 2.1 a ƙarshen Nuwamba 2017. Duk bayanai dalla-dalla sun dace da juna, amma masu haɗin kebul ɗin ba su da su. Farawa da takamaiman 1.3, sun kasu kashi biyu: Standart da Babban sauri. Sun bambanta da ingancin siginar da bandwidth.
Da ace akwai wasu ƙayyadaddun bayanai na ƙa'idodin da aka tallafawa - wannan cikakken al'ada ne lokacin da fasaha ɗaya ta wanzu shekaru, inganta da ɗaukar sabbin abubuwa. Amma yana da mahimmanci a kula da gaskiyar cewa ban da wannan, akwai nau'ikan USB 4 waɗanda aka kafe don aiki don aiwatar da wasu ayyuka. Idan kebul na HDMI bai dace da aikin da aka siya ba, to wannan na iya kasancewa tare da ɓarna da bayyanar kayayyakin tarihi a cikin watsa hotuna, sauti da hoto daga cikin daidaitawa.
Irin nau'ikan igiyoyin HDMI:
- Tabbataccen HDMI Cable - zaɓi na kasafin kuɗi, wanda aka tsara don watsa bidiyo a HD da ingancin FullHD (mitarsa 75 MHz, bandwidth shine 2.25 Gbit / s, wanda ya dace da waɗannan ƙuduri). Amfani da shi a cikin playersan wasan DVD, masu kar TVar TV mai tauraron dan adam, plasmas da televisions. Cikakke ga waɗanda ba sa buƙatar cikakken hoto da sauti mai inganci.
- Cable na HDMI na USB tare da Ethernet - ba ya bambanta da ingantaccen kebul, sai faɗin kasancewar tashar watsa shirye-shiryen watsa labarai ta Ethernet HDMI, farashin musayar bayanai wanda zai iya kaiwa 100 Mb / s. Irin wannan igiyar tana ba da haɗin Intanet mai sauri kuma yana ba da damar rarraba abun ciki da aka karɓa daga cibiyar sadarwa zuwa wasu na'urorin da aka haɗa ta hanyar HDMI. Tallan Audio Return na Tallafi, wanda zai baka damar canja wurin bayanan sauti ba tare da amfani da ƙarin igiyoyi ba (S / PDIF). Daidaitan USB bashi da goyan baya ga wannan fasaha.
- Babban Haɗin HDMI Cable - yana samar da ingantaccen tashar don watsa bayanai. Tare da shi, zaku iya canja wurin hoto tare da ƙuduri na har zuwa 4K. Goyan bayan duk tsarin fayil na bidiyo, da 3D da Deep Color. Ana amfani dashi a cikin Blu-ray, HDD-yan wasa. Yana da matsakaicin matsakaicin matsakaici na 24 Hz da bandwidth na 10.2 Gbit / s - wannan zai isa ya kalli fina-finai, amma idan har ana yada fayiloli daga wasan kwamfuta tare da babban adadin firam ta hanyar USB, bazai yi kyau sosai ba, saboda hoton zai kasance kamar ragged da matukar jinkirin.
- Babban Haɗin HDMI na USB tare da Ethernet - Guda iri ɗaya kamar na Babban Speed HDMI Cable, amma kuma yana ba da damar Intanet mai sauri HDMI Ethernet - har zuwa 100 Mb / s.
Dukkanin dalla-dalla banda Standard HDMI Cable goyan bayan ARC, wanda ke kawar da buƙatar ƙarin kebul na odiyo.
Tsayin USB
Kebul ɗin har tsawon mita 10 galibi ana sayar da shi a cikin shagunan. Mai amfani na yau da kullun zai isa fiye da isa na mita 20, sayan wanda bai kamata ya zama da wahala ba. A cikin manyan masana'antu, gwargwadon nau'ikan bayanan bayanai, cibiyoyin IT-don aiki, zaku iya buƙatar igiyoyi zuwa tsayin mita 100, don yin magana "tare da gefe". Don amfani da HDMI a gida, yawanci mita 5 ko 8 ya isa.
Zaɓuɓɓuka waɗanda aka kirkira don siyarwa ga masu amfani na yau da kullun an yi su ne da jan ƙarfe na musamman, wanda zai iya watsa bayanin ba tare da tsangwama ko murdiya ba a cikin ɗan gajeren nesa. Koyaya, ingancin kayan aikin da aka yi amfani da shi wajen ƙirƙirar, da kazantarsa na iya yin tasiri sosai ga aikin gaba ɗaya aikin.
Dogayen igiyoyi na wannan karamin aikin ana iya yinsu ta amfani da:
- Twisted Twist - irin wannan waya yana da ikon watsa siginar a nesa har zuwa mita 90, ba tare da bayar da wani murdiya ko tsangwama ba. Zai fi kyau kar a sayi irin wannan kebul ɗin da ya fi mita 90, saboda za a iya gurbata mita da ingancin bayanan da aka watsa.
- Coaxial na USB - ya ƙunshi a cikin gininsa na mai gudanarwa na waje da na tsakiya, waɗanda keɓaɓɓen rufi ya raba shi. An yi kwaskwarima daga tagulla mai inganci. Yana ba da kyawun siginar sigina a cikin USB har zuwa mita 100.
- Fiber na gani sune mafi tsada da tasiri na zaɓuɓɓukan da aka lissafa a sama. Neman guda a kan siyarwa ba zai zama da sauƙi ba, saboda babu buƙata da yawa. Tana watsa sigina a nesa nesa fiye da mita 100.
Kammalawa
A cikin wannan kayan, an yi la'akari da irin waɗannan kaddarorin igiyoyin HDMI a matsayin nau'in haɗi, nau'in kebul da tsawon sa. Hakanan an ba da bayani akan kayan da aka samar, yawan watsa bayanai akan kebul da kuma dalilin sa. Muna fatan cewa wannan labarin ya kasance da amfani kuma ya ba ku damar koya sabon abu don kanku.
Duba kuma: Zaɓi na USB HDMI
