{"id":171226,"date":"2019-09-12T13:15:07","date_gmt":"2019-09-12T12:15:07","guid":{"rendered":"http:\/\/zakrasnejsivimperk.cz\/?p=171226"},"modified":"2019-09-12T13:15:07","modified_gmt":"2019-09-12T12:15:07","slug":"dtest-blizi-se-konec-televizniho-vysilani-dvb-t","status":"publish","type":"post","link":"https:\/\/zakrasnejsivimperk.cz\/?p=171226","title":{"rendered":"dTEST: Bl\u00ed\u017e\u00ed se konec televizn\u00edho vys\u00edl\u00e1n\u00ed DVB-T"},"content":{"rendered":"<figure id=\"attachment_171227\" aria-describedby=\"caption-attachment-171227\" style=\"width: 960px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-171227 size-full\" src=\"http:\/\/zakrasnejsivimperk.cz\/wp-content\/uploads\/2019\/09\/12\/televize.jpg\" alt=\"\" width=\"960\" height=\"640\" srcset=\"https:\/\/zakrasnejsivimperk.cz\/wp-content\/uploads\/2019\/09\/12\/televize.jpg 960w, https:\/\/zakrasnejsivimperk.cz\/wp-content\/uploads\/2019\/09\/12\/televize-300x200.jpg 300w, https:\/\/zakrasnejsivimperk.cz\/wp-content\/uploads\/2019\/09\/12\/televize-768x512.jpg 768w, https:\/\/zakrasnejsivimperk.cz\/wp-content\/uploads\/2019\/09\/12\/televize-536x357.jpg 536w, https:\/\/zakrasnejsivimperk.cz\/wp-content\/uploads\/2019\/09\/12\/televize-725x483.jpg 725w\" sizes=\"(max-width: 960px) 100vw, 960px\" \/><figcaption id=\"caption-attachment-171227\" class=\"wp-caption-text\">Ilustra\u010dn\u00ed foto: pixabay<\/figcaption><\/figure>\n<p>&nbsp;<\/p>\n<h6>Vrchol druh\u00e9 vlny digitalizace televizn\u00edho vys\u00edl\u00e1n\u00ed se nezadr\u017eiteln\u011b bl\u00ed\u017e\u00ed. Vyp\u00edn\u00e1n\u00ed vys\u00edla\u010d\u016f \u0161\u00ed\u0159\u00edc\u00edch pozemn\u00ed sign\u00e1l ve st\u00e1vaj\u00edc\u00edm form\u00e1tu DVB-T odstartuje v Praze u\u017e 27. listopadu 2019 vypnut\u00edm vys\u00edl\u00e1n\u00ed \u010cesk\u00e9 televize. Hlavn\u00ed vlna vyp\u00edn\u00e1n\u00ed vys\u00edla\u010d\u016f DVB-T bude prob\u00edhat od ledna do \u010dervna 2020. Pro velkou \u010d\u00e1st obyvatel \u010cR to p\u0159edstavuje zm\u011bnu a n\u00e1klady spojen\u00e9 s technick\u00fdm \u0159e\u0161en\u00edm.<\/h6>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-131630 alignright\" src=\"http:\/\/zakrasnejsivimperk.cz\/wp-content\/uploads\/2018\/05\/29\/logo-dtest-114x300.jpg\" alt=\"\" width=\"114\" height=\"300\" srcset=\"https:\/\/zakrasnejsivimperk.cz\/wp-content\/uploads\/2018\/05\/29\/logo-dtest-114x300.jpg 114w, https:\/\/zakrasnejsivimperk.cz\/wp-content\/uploads\/2018\/05\/29\/logo-dtest.jpg 126w\" sizes=\"(max-width: 114px) 100vw, 114px\" \/>Je to teprve necel\u00fdch osm let od chv\u00edle, kdy nadobro skon\u010dilo analogov\u00e9 televizn\u00ed vys\u00edl\u00e1n\u00ed, a u\u017e se schyluje k dal\u0161\u00ed nevratn\u00e9 zm\u011bn\u011b. Takzvan\u00e1 druh\u00e1 vlna digitalizace, tedy p\u0159echod na nov\u00fd standard DVB-T2, p\u0159itom ji\u017e n\u011bjakou dobu prob\u00edh\u00e1. Dom\u00e1cnosti tak v sou\u010dasnosti mohou p\u0159ij\u00edmat sign\u00e1l nejen ve st\u00e1vaj\u00edc\u00edm form\u00e1tu DVB-T, ale d\u00edky p\u0159echodov\u00fdm s\u00edt\u00edm i v nov\u011bj\u0161\u00edm DVB-T2. To se v\u0161ak zanedlouho za\u010dne m\u011bnit.<\/p>\n<p>Zm\u011bna se dot\u00fdk\u00e1 v\u0161ech, kdo pro p\u0159\u00edjem televizn\u00edho vys\u00edl\u00e1n\u00ed vyu\u017e\u00edvaj\u00ed klasickou ant\u00e9nu, tedy zhruba poloviny \u010desk\u00fdch div\u00e1k\u016f. Ostatn\u00ed, kte\u0159\u00ed sleduj\u00ed televizi p\u0159es satelit (DVB-S), kabel (DVB-C) \u010di internet (IPTV), p\u0159echod nijak \u0159e\u0161it nemus\u00ed. Jednou z mo\u017enost\u00ed, jak se s koncem vys\u00edl\u00e1n\u00ed v DVB-T vypo\u0159\u00e1dat, je krom\u011b po\u0159\u00edzen\u00ed nov\u00e9ho televizoru \u010di set-top boxu pr\u00e1v\u011b p\u0159echod na satelit, kabel \u010di internetovou televizi. By\u0165 je sporn\u00e9, zda jde z dlouhodob\u00e9ho hlediska o tu nejlevn\u011bj\u0161\u00ed variantu. Na rozd\u00edl od p\u0159\u00edjmu p\u0159es ant\u00e9nu jsou toti\u017e ostatn\u00ed zp\u016fsoby zpoplatn\u011bn\u00e9.<\/p>\n<p>Po vypnut\u00ed vys\u00edl\u00e1n\u00ed v DVB-T bude mo\u017en\u00e9 sledovat televizi p\u0159es ant\u00e9nu pouze na p\u0159\u00edstroj\u00edch s tunerem DVB-T2 podporuj\u00edc\u00edm kodek HEVC\/H.265. Pro \u0159adu div\u00e1k\u016f se star\u0161\u00edm televizorem to znamen\u00e1 nutnost po\u0159\u00edzen\u00ed nov\u00e9ho modelu nebo alespo\u0148 vhodn\u00e9ho set-top boxu.<em> \u201eJestli\u017ee v\u00e1\u0161 st\u00e1vaj\u00edc\u00ed televizor ani set-top box nov\u00fd form\u00e1t nepodporuj\u00ed a i nad\u00e1le chcete vys\u00edl\u00e1n\u00ed p\u0159ij\u00edmat zdarma p\u0159es ant\u00e9nu, je tou nejlevn\u011bj\u0161\u00ed variantou nov\u00fd set-top box. M\u016f\u017eete samoz\u0159ejm\u011b investovat v\u011bt\u0161\u00ed obnos a po\u0159\u00eddit si nov\u00fd televizor, ide\u00e1ln\u00ed je \u0159\u00eddit se p\u0159i v\u00fdb\u011bru v\u00fdsledky nez\u00e1visl\u00fdch test\u016f,\u201c<\/em> \u0159\u00edk\u00e1 \u0161\u00e9fredaktorka \u010dasopisu dTest Hana Hoffmannov\u00e1.<\/p>\n<p>Televizory a set-top boxy kompatibiln\u00ed s form\u00e1tem DVB-T2 HEVC\/H.265 se na trhu objevuj\u00ed ji\u017e n\u011bkolik let. <em>\u201ePokud je st\u00e1\u0159\u00ed va\u0161eho p\u0159\u00edstroje zhruba do dvou \u010di t\u0159\u00ed let, je pravd\u011bpodobn\u00e9, \u017ee s p\u0159\u00edjmem nov\u00e9ho form\u00e1tu nebudete m\u00edt probl\u00e9m. Ov\u0161em zejm\u00e9na star\u0161\u00ed za\u0159\u00edzen\u00ed s tunerem DVB-T2 mohou b\u00fdt kompatibiln\u00ed pouze se standardem H.264, kter\u00fd se u n\u00e1s pou\u017e\u00edvat nebude. Samotn\u00fd fakt, \u017ee m\u00e1 p\u0159\u00edstroj tuner DVB-T2, tedy nutn\u011b neznamen\u00e1, \u017ee m\u00e1te vyhr\u00e1no,\u201c<\/em> \u0159\u00edk\u00e1 Hana Hoffmannov\u00e1 a dod\u00e1v\u00e1: <em>\u201ePokud si nejste jist\u00ed, \u017ee va\u0161e za\u0159\u00edzen\u00ed je pro nov\u00fd zp\u016fsob vys\u00edl\u00e1n\u00ed vhodn\u00e9, najd\u011bte si jeho technick\u00e9 specifikace na webov\u00fdch str\u00e1nk\u00e1ch v\u00fdrobce \u010di v manu\u00e1lu a ov\u011b\u0159te, jestli je v nich podpora DVB-T2 HEVC\/H.265 uvedena. Pou\u017e\u00edt m\u016f\u017eete tak\u00e9 seznam p\u0159\u00edstroj\u016f ov\u011b\u0159en\u00fdch pro p\u0159\u00edjem DVB-T2 \u010cesk\u00fdmi Radiokomunikacemi na <a href=\"https:\/\/www.dvbt2overeno.cz\/\" target=\"_blank\" rel=\"noopener\"><strong>www.DVBT2overeno.cz<\/strong><\/a>.\u201c<\/em><\/p>\n<p>P\u0159i n\u00e1kupu pak tyto ov\u011b\u0159en\u00e9 p\u0159\u00edstroje pozn\u00e1te podle kulat\u00e9 zlat\u00e9 n\u00e1lepky s n\u00e1pisem \u201eCRA DVB-T2 ov\u011b\u0159eno\u201c. Ov\u011b\u0159en\u00ed v\u00e1m d\u00e1v\u00e1 jistotu bezprobl\u00e9mov\u00e9ho p\u0159\u00edjmu.<\/p>\n<p>Pro\u010d ke zm\u011bn\u011b doch\u00e1z\u00ed? Zm\u011bna vys\u00edlac\u00edho standardu je pot\u0159ebn\u00e1 kv\u016fli uvoln\u011bn\u00ed kmito\u010dtov\u00e9ho p\u00e1sma 700 MHz (694\u2013790 MHz), v sou\u010dasnosti pou\u017e\u00edvan\u00e9ho k \u0161\u00ed\u0159en\u00ed televizn\u00edho sign\u00e1lu, pro dal\u0161\u00ed rozvoj mobiln\u00edho vysokorychlostn\u00edho internetu.<\/p>\n<p>Aby byl zachov\u00e1n st\u00e1vaj\u00edc\u00ed rozsah televizn\u00edho vys\u00edl\u00e1n\u00ed, bylo rozhodnuto o p\u0159echodu na efektivn\u011bj\u0161\u00ed standard DVB-T2 (HEVC\/H.265). Pokud by k t\u00e9to zm\u011bn\u011b nedo\u0161lo, musel by se rozsah vys\u00edl\u00e1n\u00ed v DVB-T pom\u011brn\u011b v\u00fdrazn\u011b omezit.<\/p>\n<p>V\u00edce informac\u00ed v\u010detn\u011b konkr\u00e9tn\u00edch term\u00edn\u016f vyp\u00edn\u00e1n\u00ed vys\u00edl\u00e1n\u00ed v DVB-T a zap\u00edn\u00e1n\u00ed fin\u00e1ln\u00edch DVB-T2 multiplex\u016f najdete v \u010dl\u00e1nku: <a href=\"https:\/\/www.dtest.cz\/clanek-7527\/konec-dvb-t-je-na-spadnuti\" target=\"_blank\" rel=\"noopener\"><strong>www.dtest.cz\/dvb-t2<\/strong><\/a>. Datab\u00e1zi v\u00edce ne\u017e 240 otestovan\u00fdch televizor\u016f najdete na <a href=\"https:\/\/www.dtest.cz\/testy-vyrobku-401\/televizory\" target=\"_blank\" rel=\"noopener\"><strong>www.dtest.cz\/televizory<\/strong><\/a>. Nejnov\u011bj\u0161\u00ed test televizor\u016f vy\u0161el v z\u00e1\u0159ijov\u00e9m vyd\u00e1n\u00ed \u010dasopisu dTest.<\/p>\n<p><strong>dTEST<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; Vrchol <\/p>\n","protected":false},"author":2,"featured_media":171228,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"gallery","meta":{"footnotes":""},"categories":[87],"tags":[],"jetpack_featured_media_url":"https:\/\/zakrasnejsivimperk.cz\/wp-content\/uploads\/2019\/09\/12\/r\u00e1me\u010dek-dtest.jpg","_links":{"self":[{"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=\/wp\/v2\/posts\/171226"}],"collection":[{"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=171226"}],"version-history":[{"count":1,"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=\/wp\/v2\/posts\/171226\/revisions"}],"predecessor-version":[{"id":171229,"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=\/wp\/v2\/posts\/171226\/revisions\/171229"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=\/wp\/v2\/media\/171228"}],"wp:attachment":[{"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=171226"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=171226"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=171226"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}