{"id":12431,"date":"2025-02-02T03:38:05","date_gmt":"2025-02-02T00:38:05","guid":{"rendered":"https:\/\/global.tab-tv.com\/hu\/?p=12431"},"modified":"2025-02-02T03:38:06","modified_gmt":"2025-02-02T00:38:06","slug":"digitalis-audio-dekoder-2-1-5-1-mi-ez","status":"publish","type":"post","link":"https:\/\/global.tab-tv.com\/hu\/digitalis-audio-dekoder-2-1-5-1-mi-ez\/","title":{"rendered":"Digit\u00e1lis audi\u00f3 dek\u00f3der 2.1, 5.1 \u2013 mi ez?"},"content":{"rendered":"\n<p>A digit\u00e1lis eszk\u00f6z\u00f6kben a hangot <strong>szoftveres dek\u00f3dol\u00e1si<\/strong> m\u00f3dszerekkel is feldolgozhatj\u00e1k. P\u00e9ld\u00e1ul a laptopokban a k\u00f6zponti processzor kulcsszerepet j\u00e1tszik a hangfolyam dek\u00f3dol\u00e1s\u00e1ban. A megfelel\u0151 lej\u00e1tsz\u00e1s biztos\u00edt\u00e1s\u00e1hoz speci\u00e1lis programokra, \u00fagynevezett <strong>kodekekre<\/strong> van sz\u00fcks\u00e9g. Azonban ez a megk\u00f6zel\u00edt\u00e9s leterheli a processzort, \u00e9s elhaszn\u00e1lja annak er\u0151forr\u00e1sait.<\/p>\n\n\n\n<p>A k\u00f6zponti processzor terhel\u00e9s\u00e9nek cs\u00f6kkent\u00e9s\u00e9re a gy\u00e1rt\u00f3k <strong>hardveres audi\u00f3 dek\u00f3der<\/strong> megold\u00e1sokat alkalmaznak. Ezek lehetnek <strong>speci\u00e1lis chipek<\/strong>, amelyek az alaplapra vannak integr\u00e1lva, vagy k\u00fcl\u00f6n\u00e1ll\u00f3 eszk\u00f6z\u00f6k be\u00e9p\u00edtett audi\u00f3processzorokkal. Ebben az esetben a hangfeldolgoz\u00e1st nem a k\u00f6zponti processzor v\u00e9gzi, hanem egy <strong>dedik\u00e1lt dek\u00f3der<\/strong>, amely m\u00e1r tartalmazza a sz\u00fcks\u00e9ges kodekeket.<\/p>\n\n\n\n<p>A m\u00faltban a <strong>k\u00fcl\u00f6n\u00e1ll\u00f3 audi\u00f3 dek\u00f3der<\/strong> eszk\u00f6z\u00f6k sz\u00e9les k\u00f6rben elterjedtek az asztali sz\u00e1m\u00edt\u00f3g\u00e9pekben. A telev\u00edzi\u00f3kban azonban az audi\u00f3 dek\u00f3der \u00e1ltal\u00e1ban <strong>integr\u00e1lva van az alaplapba<\/strong>. Ezeket k\u00fcl\u00f6nb\u00f6z\u0151 gy\u00e1rt\u00f3k fejleszthetik, p\u00e9ld\u00e1ul a <strong>Dolby MS12<\/strong>, egy be\u00e9p\u00edtett audi\u00f3 dek\u00f3der, amely t\u00e1mogatja az alapvet\u0151 kodekeket \u00e9s a <strong>Dolby form\u00e1tumokat<\/strong>.<\/p>\n\n\n\n<p>Ezek az eszk\u00f6z\u00f6k lehetnek <strong>k\u00fcl\u00f6n\u00e1ll\u00f3 chipek az alaplapon<\/strong>, vagy <strong>k\u00fcls\u0151 modulok<\/strong>. Az ut\u00f3bbi esetben els\u0151sorban arra szolg\u00e1lnak, hogy <strong>hangot biztos\u00edtsanak a hangsug\u00e1rz\u00f3 rendszerekhez<\/strong>, \u00e9s \u00fagy vannak tervezve, hogy <strong>digit\u00e1lis audi\u00f3jeleket<\/strong> (<strong>optikai vagy HDMI<\/strong>) dolgozzanak fel, \u00e9s anal\u00f3g form\u00e1tumba alak\u00edtj\u00e1k \u00e1t \u0151ket, amelyet a hangsz\u00f3r\u00f3k k\u00e9pesek lej\u00e1tszani.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center\"><strong>K\u00fcl\u00f6n\u00e1ll\u00f3 audi\u00f3 dek\u00f3der k\u00e1rty\u00e1k PC-khez<\/strong><\/h2>\n\n\n\n<p>Ez a konfigur\u00e1ci\u00f3 kor\u00e1bban sz\u00e9les k\u00f6rben elterjedt volt, de ma m\u00e1r sokkal kev\u00e9sb\u00e9 elterjedt. A f\u0151 okok k\u00f6z\u00e9 tartozik a <strong>bonyolultabb kialak\u00edt\u00e1s<\/strong> \u00e9s az, hogy <strong>tov\u00e1bbi hangfokoz\u00f3kra<\/strong> van sz\u00fcks\u00e9g a hangsz\u00f3r\u00f3khoz val\u00f3 csatlakoztat\u00e1shoz. Sokkal egyszer\u0171bb a dek\u00f3dert k\u00f6zvetlen\u00fcl az audi\u00f3 rendszerbe integr\u00e1lni.<\/p>\n\n\n\n<p>Az al\u00e1bbiakban egy p\u00e9ld\u00e1t l\u00e1thatunk egy PC-hez k\u00e9sz\u00fclt audi\u00f3 dek\u00f3der k\u00e1rty\u00e1r\u00f3l.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"476\" src=\"https:\/\/global.tab-tv.com\/hu\/wp-content\/uploads\/sites\/3\/2025\/02\/audio-decoder-5.1-for-PC.webp\" alt=\"\" class=\"wp-image-12432\" srcset=\"https:\/\/global.tab-tv.com\/hu\/wp-content\/uploads\/sites\/3\/2025\/02\/audio-decoder-5.1-for-PC.webp 800w, https:\/\/global.tab-tv.com\/hu\/wp-content\/uploads\/sites\/3\/2025\/02\/audio-decoder-5.1-for-PC-300x179.webp 300w, https:\/\/global.tab-tv.com\/hu\/wp-content\/uploads\/sites\/3\/2025\/02\/audio-decoder-5.1-for-PC-768x457.webp 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center\"><strong>K\u00fcls\u0151 audi\u00f3 dek\u00f3der<\/strong><\/h2>\n\n\n\n<p>Vannak olyan <strong>k\u00fcl\u00f6n\u00e1ll\u00f3 audi\u00f3 dek\u00f3der<\/strong> eszk\u00f6z\u00f6k, amelyek k\u00fcl\u00f6nb\u00f6z\u0151 c\u00e9lokra szolg\u00e1lnak. P\u00e9ld\u00e1ul, ha van egy <strong>r\u00e9gi hangrendszered vagy er\u0151s\u00edt\u0151d<\/strong>, amely nem t\u00e1mogatja a modern hangform\u00e1tumokat, vagy hi\u00e1nyoznak bel\u0151le az <strong>optikai vagy HDMI bemenetek<\/strong>, de m\u00e9g mindig j\u00f3l m\u0171k\u00f6dik er\u0151s\u00edt\u0151k\u00e9nt, akkor egy <strong>k\u00fcl\u00f6n\u00e1ll\u00f3 dek\u00f3der<\/strong> v\u00e1s\u00e1rl\u00e1s\u00e1val friss\u00edtheted a rendszeredet a modern szabv\u00e1nyoknak megfelel\u0151en.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"490\" height=\"365\" src=\"https:\/\/global.tab-tv.com\/hu\/wp-content\/uploads\/sites\/3\/2025\/02\/audiodecoder-5.1.webp\" alt=\"\" class=\"wp-image-12433\" srcset=\"https:\/\/global.tab-tv.com\/hu\/wp-content\/uploads\/sites\/3\/2025\/02\/audiodecoder-5.1.webp 490w, https:\/\/global.tab-tv.com\/hu\/wp-content\/uploads\/sites\/3\/2025\/02\/audiodecoder-5.1-300x223.webp 300w, https:\/\/global.tab-tv.com\/hu\/wp-content\/uploads\/sites\/3\/2025\/02\/audiodecoder-5.1-80x60.webp 80w\" sizes=\"auto, (max-width: 490px) 100vw, 490px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center\"><strong>Mi az a hangdek\u00f3der?<\/strong><\/h2>\n\n\n\n<p>N\u00e9h\u00e1ny <strong>alapvet\u0151 hangdek\u00f3der<\/strong> csak <strong>sztere\u00f3 hangot<\/strong> k\u00e9pes feldolgozni, \u00e9s csak k\u00e9t csatorn\u00e1t dek\u00f3dol: <strong>bal \u00e9s jobb (2.0)<\/strong>. Egy <strong>2.1-es dek\u00f3der<\/strong> nemcsak a sztere\u00f3 csatorn\u00e1kat dek\u00f3dolja, hanem a <strong>m\u00e9ly frekvenci\u00e1s jeleket<\/strong> is kinyeri a m\u00e9lynyom\u00f3hoz.<\/p>\n\n\n\n<p>Az <strong>5.1-es dek\u00f3der<\/strong> k\u00e9pes hat csatorn\u00e1n feldolgozni a hangot:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Bal (Front Left)<\/strong><\/li>\n\n\n\n<li><strong>Jobb (Front Right)<\/strong><\/li>\n\n\n\n<li><strong>K\u00f6z\u00e9ps\u0151 (Center)<\/strong><\/li>\n\n\n\n<li><strong>K\u00e9t h\u00e1ts\u00f3 csatorna (Rear Left \u00e9s Rear Right)<\/strong><\/li>\n\n\n\n<li><strong>M\u00e9lynyom\u00f3 (Subwoofer)<\/strong><\/li>\n<\/ul>\n\n\n\n<p>A <strong>7.1-es dek\u00f3der<\/strong> k\u00e9t tov\u00e1bbi oldals\u00f3 csatorn\u00e1t ad hozz\u00e1, tov\u00e1bb jav\u00edtva a t\u00e9rhat\u00e1s\u00fa hangz\u00e1st.<\/p>\n\n\n\n<p>A <strong>Dolby Atmos dek\u00f3der<\/strong> m\u00e9g tov\u00e1bb megy, \u00e9s <strong>3D hangot<\/strong> hoz l\u00e9tre, amely m\u00e9g val\u00f3s\u00e1gh\u0171bb \u00e9s t\u00e9rbeli hallgat\u00e1si \u00e9lm\u00e9nyt k\u00edn\u00e1l.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A digit\u00e1lis eszk\u00f6z\u00f6kben a hangot szoftveres dek\u00f3dol\u00e1si m\u00f3dszerekkel is feldolgozhatj\u00e1k. P\u00e9ld\u00e1ul a laptopokban a k\u00f6zponti processzor kulcsszerepet j\u00e1tszik a hangfolyam dek\u00f3dol\u00e1s\u00e1ban. A megfelel\u0151 lej\u00e1tsz\u00e1s biztos\u00edt\u00e1s\u00e1hoz speci\u00e1lis programokra, \u00fagynevezett kodekekre van sz\u00fcks\u00e9g. Azonban ez a megk\u00f6zel\u00edt\u00e9s leterheli a processzort, \u00e9s elhaszn\u00e1lja annak er\u0151forr\u00e1sait. A k\u00f6zponti processzor terhel\u00e9s\u00e9nek cs\u00f6kkent\u00e9s\u00e9re a gy\u00e1rt\u00f3k hardveres audi\u00f3 dek\u00f3der megold\u00e1sokat alkalmaznak. Ezek [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":12434,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[5,87],"tags":[88],"class_list":{"0":"post-12431","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-audio","8":"category-technologia","9":"tag-technologia"},"_links":{"self":[{"href":"https:\/\/global.tab-tv.com\/hu\/wp-json\/wp\/v2\/posts\/12431","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/global.tab-tv.com\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/global.tab-tv.com\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/global.tab-tv.com\/hu\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/global.tab-tv.com\/hu\/wp-json\/wp\/v2\/comments?post=12431"}],"version-history":[{"count":2,"href":"https:\/\/global.tab-tv.com\/hu\/wp-json\/wp\/v2\/posts\/12431\/revisions"}],"predecessor-version":[{"id":12436,"href":"https:\/\/global.tab-tv.com\/hu\/wp-json\/wp\/v2\/posts\/12431\/revisions\/12436"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/global.tab-tv.com\/hu\/wp-json\/wp\/v2\/media\/12434"}],"wp:attachment":[{"href":"https:\/\/global.tab-tv.com\/hu\/wp-json\/wp\/v2\/media?parent=12431"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/global.tab-tv.com\/hu\/wp-json\/wp\/v2\/categories?post=12431"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/global.tab-tv.com\/hu\/wp-json\/wp\/v2\/tags?post=12431"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}