{"id":550,"date":"2022-03-01T11:39:00","date_gmt":"2022-03-01T10:39:00","guid":{"rendered":"https:\/\/blog.exasoft.cz\/?p=550"},"modified":"2022-03-02T15:11:24","modified_gmt":"2022-03-02T14:11:24","slug":"poznate-rozdil-mezi-led-oled-a-qled-tv","status":"publish","type":"post","link":"https:\/\/blog.exasoft.cz\/index.php\/poznate-rozdil-mezi-led-oled-a-qled-tv\/","title":{"rendered":"V\u00edte, jak\u00fd je rozd\u00edl mezi LED, OLED a QLED TV?"},"content":{"rendered":"\n

Nen\u00ed to tak d\u00e1vno, co jsme byli nad\u0161en\u00ed z \u201eplacat\u00fdch\u201c televiz\u00ed,\nkter\u00e9 m\u011bly obrovsk\u00e9 r\u00e1me\u010dky, nevaln\u00e9 rozli\u0161en\u00ed a pon\u011bkud vybledl\u00e9 barvy. Oproti\nnevzhledn\u00fdm velk\u00fdm CRT televizor\u016fm to byl obrovsk\u00fd pokrok. Mohlo by se zd\u00e1t, \u017ee\nod t\u00e9 doby se nic p\u0159evratn\u00e9ho v oblasti televizor\u016f neud\u00e1lo. Opak je ale\npravdou.<\/p>\n\n\n\n

V\u00fdvoj nezastav\u00ed\u0161<\/strong><\/p>\n\n\n\n

S postupn\u00fdm zvy\u0161ov\u00e1n\u00edm kvality z\u00e1znam\u016f p\u0159i\u0161el i tlak na vy\u0161\u0161\u00ed rozli\u0161en\u00ed <\/strong>obrazovek, v\u011brn\u011bj\u0161\u00ed obraz a \u017eiv\u011bj\u0161\u00ed barvy. Samoz\u0159ejm\u011b se v\u00edce a v\u00edce za\u010dala \u0159e\u0161it i designov\u00e1 str\u00e1nka. Nejen tyto aspekty daly vzniknout technologi\u00edm OLED a QLED, kter\u00e9 svou kvalitou p\u0159edb\u011bhly klasick\u00e9 LEDky. Jak\u00fd je mezi nimi rozd\u00edl a co p\u0159in\u00e1\u0161\u00ed?<\/p>\n\n\n\n

LED technologie<\/strong><\/p>\n\n\n\n

LED TV je ozna\u010den\u00ed LCD obrazovek (displej z tekut\u00fdch krystal\u016f), kter\u00e9 pou\u017e\u00edvaj\u00ed pro sv\u00e9 podsv\u00edcen\u00ed LED diody <\/strong>poskl\u00e1dan\u00e9 do s\u00edt\u011b pokr\u00fdvaj\u00edc\u00ed celou obrazovku. Sv\u011btlo LED diod pak proch\u00e1z\u00ed vrstvou tekut\u00fdch krystal\u016f<\/strong> a barevn\u00fdm filtrem a \u0159\u00edd\u00edc\u00ed jednotka skl\u00e1d\u00e1 v\u00fdsledn\u00fd obraz. Oproti dnes ji\u017e p\u0159ekonan\u00fdm klasick\u00fdm LCD obrazovk\u00e1m nab\u00edzej\u00ed ni\u017e\u0161\u00ed spot\u0159ebu elektrick\u00e9 energie, vy\u0161\u0161\u00ed \u017eivotnost<\/strong> a lep\u0161\u00ed dynamick\u00fd kontrast.<\/p>\n\n\n\n

Z LED TV m\u016f\u017eete vyb\u00edrat zde<\/a>.<\/h4>\n\n\n\n
\"\"<\/figure>\n\n\n\n

QLED technologie<\/strong><\/p>\n\n\n\n

S technologi\u00ed QLED TV, neboli Quantum Dot technologie<\/strong>, p\u0159i\u0161la spole\u010dnost Samsung a vych\u00e1z\u00ed z klasick\u00e9 LED obrazovky. Nejde tedy o technologii novou, ale o zda\u0159ilou inovaci st\u00e1vaj\u00edc\u00ed LED technologie. Samsung ve sv\u00e9m panelu vyu\u017e\u00edv\u00e1 nav\u00edc anorganick\u00e9 krystaly kovov\u00fdch materi\u00e1l\u016f, d\u00edky \u010demu\u017e QLED nab\u00edz\u00ed lep\u0161\u00ed pod\u00e1n\u00ed barev<\/strong>. QLED panely pokr\u00fdvaj\u00ed t\u00e9m\u011b\u0159 cel\u00fd barevn\u00fd gamut DCI-P3<\/strong>, lidov\u011b \u0159e\u010deno – zobraz\u00ed cel\u00e9 barevn\u00e9 spektrum, kter\u00e9 je lidsk\u00e9 oko schopno vn\u00edmat, nav\u00edc oproti klasick\u00e9mu LED i z velk\u00fdch pozorovac\u00edch \u00fahl\u016f.<\/p>\n\n\n\n

Z QLED TV si m\u016f\u017eete vybrat zde<\/a>.<\/h4>\n\n\n\n
\"V\u00c3\u00bdsledek<\/figure>\n\n\n\n

OLED technologie<\/strong><\/p>\n\n\n\n

OLED technologie, cel\u00fdm n\u00e1zvem Organic light-emitting diode<\/strong>, vyu\u017e\u00edv\u00e1 syst\u00e9m, kter\u00fd je tvo\u0159en z organick\u00fdch sv\u011bteln\u00fdch bod\u016f<\/strong>. Ka\u017ed\u00fd z nich produkuje vlastn\u00ed sv\u011btlo. Miliony sv\u011bteln\u00fdch bod\u016f pak vytv\u00e1\u0159\u00ed mozaiku barev, kterou pak lidsk\u00e9 o\u010di vn\u00edmaj\u00ed jako kompletn\u00ed obraz. Hlavn\u00ed v\u00fdhodou t\u00e9to technologie jsou v\u011brn\u00e9 a pln\u00e9 barvy spolu s mo\u017enost\u00ed zten\u010den\u00ed samotn\u00e9 obrazovky na neuv\u011b\u0159iteln\u011b tenou\u010dkou placku. Nev\u00fdhodou m\u016f\u017ee b\u00fdt v ur\u010dit\u00fdch p\u0159\u00edpadech po dlouhodob\u00e9m zobrazov\u00e1n\u00ed statick\u00e9ho obrazu mo\u017enost vypalov\u00e1n\u00ed obrazovky<\/strong>. Oproti QLED televiz\u00edm vynikaj\u00ed OLED obrazovky naprosto v\u011brn\u00fdm pod\u00e1n\u00edm \u010dern\u00e9 barvy a lep\u0161\u00edm kontrastem obrazu.<\/p>\n\n\n\n

Z OLED TV si m\u016f\u017eete vybrat zde<\/a>.<\/h4>\n\n\n\n
\"V\u00c3\u00bdsledek<\/figure>\n\n\n\n

Co tedy vybrat?<\/strong><\/p>\n\n\n\n

Pokud m\u00e1te r\u00e1di nov\u00e9 technologie a chcete si vychutnat syt\u00e9 a \u017eiv\u00e9 barvy, pak vyb\u00edrejte mezi technologiemi QLED a OLED. V p\u0159\u00edm\u00e9m porovn\u00e1n\u00ed m\u00edv\u00e1 OLED d\u00edky lep\u0161\u00edmu pod\u00e1n\u00ed \u010dern\u00e9 a v\u011bt\u0161\u00edmu kontrastu pocitov\u011b lep\u0161\u00ed obraz, na druhou stranu m\u016f\u017eete m\u00edt v opravdu ojedin\u011bl\u00fdch p\u0159\u00edpadech probl\u00e9m s vypalov\u00e1n\u00edm obrazu. <\/p>\n\n\n\n

Pokud kladete d\u016fraz na po\u0159izovac\u00ed cenu, zvolte klasickou LED TV, kter\u00e1 je nyn\u00ed ji\u017e dostupn\u00e1 opravdu ka\u017ed\u00e9mu a pro nen\u00e1ro\u010dn\u00e9ho u\u017eivatele je naprosto dosta\u010duj\u00edc\u00ed. <\/p>\n\n\n\n

Prohl\u00e9dn\u011bte si nab\u00eddku v\u0161ech TV >><\/a><\/h4>\n\n\n\n

<\/p>\n","protected":false},"excerpt":{"rendered":"

Nen\u00ed to tak d\u00e1vno, co jsme byli nad\u0161en\u00ed z \u201eplacat\u00fdch\u201c televiz\u00ed, kter\u00e9 m\u011bly obrovsk\u00e9 r\u00e1me\u010dky, nevaln\u00e9 rozli\u0161en\u00ed a pon\u011bkud vybledl\u00e9 barvy. Oproti nevzhledn\u00fdm velk\u00fdm CRT televizor\u016fm to byl obrovsk\u00fd pokrok. Mohlo by se zd\u00e1t, \u017ee od t\u00e9 doby se nic p\u0159evratn\u00e9ho v oblasti televizor\u016f neud\u00e1lo. Opak je ale pravdou. V\u00fdvoj nezastav\u00ed\u0161 S postupn\u00fdm zvy\u0161ov\u00e1n\u00edm kvality z\u00e1znam\u016f p\u0159i\u0161el i […]<\/p>\n","protected":false},"author":2,"featured_media":551,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[17,8],"tags":[],"class_list":["post-550","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-jak-na","category-pruvodce-nakupem","et-has-post-format-content","et_post_format-et-post-format-standard"],"_links":{"self":[{"href":"https:\/\/blog.exasoft.cz\/index.php\/wp-json\/wp\/v2\/posts\/550"}],"collection":[{"href":"https:\/\/blog.exasoft.cz\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.exasoft.cz\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.exasoft.cz\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.exasoft.cz\/index.php\/wp-json\/wp\/v2\/comments?post=550"}],"version-history":[{"count":9,"href":"https:\/\/blog.exasoft.cz\/index.php\/wp-json\/wp\/v2\/posts\/550\/revisions"}],"predecessor-version":[{"id":1740,"href":"https:\/\/blog.exasoft.cz\/index.php\/wp-json\/wp\/v2\/posts\/550\/revisions\/1740"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.exasoft.cz\/index.php\/wp-json\/wp\/v2\/media\/551"}],"wp:attachment":[{"href":"https:\/\/blog.exasoft.cz\/index.php\/wp-json\/wp\/v2\/media?parent=550"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.exasoft.cz\/index.php\/wp-json\/wp\/v2\/categories?post=550"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.exasoft.cz\/index.php\/wp-json\/wp\/v2\/tags?post=550"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}