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Malingaliro odziwika a HDMI (High-Definition Multimedia Interface)

Zamgulu Nkhani

Malingaliro odziwika a HDMI (High-Definition Multimedia Interface)

2024-08-31

   9e417bfe790cefba1814e08b010a893.pngHDMI ndikukweza kwa digito kwanthawi yayitali ya kanema wa analogi.

HDMI imatsatira muyezo wa EIA/CEA-861, womwe umatanthawuza mawonekedwe a kanema ndi mawonekedwe a mawonekedwe, njira yopatsira mawu oponderezedwa komanso osasunthika (kuphatikiza ma audio a LPCM), kukonza kwa data yothandizira, komanso kukhazikitsidwa kwa VESA EDID. Ndizofunikira kudziwa kuti chizindikiro cha CEA-861 chonyamulidwa ndi HDMI chimagwirizana kwathunthu ndi chizindikiro cha CEA-861 chomwe chimagwiritsidwa ntchito ndi mawonekedwe a digito (DVI), zomwe zikutanthauza kuti mukamagwiritsa ntchito adaputala ya DVI ku HDMI, palibe chifukwa cha chizindikiro. kutembenuka ndipo palibe imfa ya khalidwe kanema.

Kuonjezera apo, HDMI imakhalanso ndi ntchito ya CEC (Consumer Electronics Control), yomwe imalola zipangizo za HDMI kulamulirana pakafunika, kotero kuti ogwiritsa ntchito amatha kugwiritsa ntchito zipangizo zambiri ndi makina amodzi okha. Kuyambira kutulutsidwa koyamba kwa ukadaulo wa HDMI, matembenuzidwe angapo adayambitsidwa, koma mitundu yonse imagwiritsa ntchito zingwe ndi zolumikizira zomwezo. Mtundu watsopano wa HDMI umaperekanso zida zapamwamba kwambiri, monga chithandizo cha 3D, kulumikizana kwa data ya Ethernet, komanso kukhathamiritsa kwamawu ndi makanema, mphamvu ndi kusamvana.

Kupanga kwa ogula HDMI mankhwala kunayamba kumapeto kwa 2003. Ku Ulaya, malinga ndi HD Ready label specification pamodzi ndi EICTA ndi SES Astra mu 2005, HDTV TV ayenera kuthandizira DVI-HDCP kapena HDMI mawonekedwe. Kuyambira 2006, HDMI yawonekera pang'onopang'ono m'makamera a TV apamwamba kwambiri komanso makamera a digito. Kuyambira pa Januwale 8, 2013 (chaka chakhumi chitatha kutulutsidwa kwa mafotokozedwe oyambirira a HDMI), zipangizo zoposa 3 biliyoni za HDMI zagulitsidwa padziko lonse lapansi.