{"id":92646,"date":"2021-03-17T08:10:28","date_gmt":"2021-03-17T07:10:28","guid":{"rendered":"https:\/\/botland.com.pl\/blog\/wyswietlacze-lcd-led-oled-co-to-jest-i-jak-dziala-czyli-maly-przewodnik\/"},"modified":"2024-10-14T11:05:53","modified_gmt":"2024-10-14T09:05:53","slug":"lcd-led-oled-co-to-je-a-jak-to-funguje-maly-pruvodce","status":"publish","type":"post","link":"https:\/\/botland.cz\/blog\/lcd-led-oled-co-to-je-a-jak-to-funguje-maly-pruvodce\/","title":{"rendered":"LCD, LED, OLED&#8230; Co to je a jak to funguje &#8211; mal\u00fd pr\u016fvodce"},"content":{"rendered":"<span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">\u010cas \u010dten\u00ed:<\/span> <span class=\"rt-time\"> 5<\/span> <span class=\"rt-label rt-postfix\">min.<\/span><\/span>\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"92646\" class=\"elementor elementor-92646 elementor-18031\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d0f1c77 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d0f1c77\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-882d9a7\" data-id=\"882d9a7\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7a454e3 elementor-widget elementor-widget-text-editor\" data-id=\"7a454e3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><b>D\u00edv\u00e1me se na n\u011b ka\u017ed\u00fd den. Obklopuj\u00ed n\u00e1s odev\u0161ad. Jsou tvo\u0159eny miliony pixel\u016f a jejich kvalita, respektive kvalita displeje, se k nim vztahuje: nap\u0159\u00edklad displej 4K se skl\u00e1d\u00e1 z 3840 x 2160 nebo 4096 x 2160 pixel\u016f. Pixel se skl\u00e1d\u00e1 ze t\u0159\u00ed subpixel\u016f: \u010derven\u00e9ho, modr\u00e9ho a zelen\u00e9ho &#8211; b\u011b\u017en\u011b ozna\u010dovan\u00fdch jako RGB. \u017dlut\u00e1 barva &#8220;elektronicky neexistuje&#8221;. &#8211; je sm\u011bs\u00ed z\u00e1kladn\u00edch barev. Kdy\u017e se v pixelu zm\u011bn\u00ed kombinace barev subpixel\u016f, m\u016f\u017ee vzniknout jin\u00e1 barva.     <\/b> <\/p>\n<p>&#8230;a tady v\u011bt\u0161inou obecn\u00e9 znalosti o LCD displej\u00edch kon\u010d\u00ed. St\u00e1le je\u0161t\u011b existuj\u00ed \u00fahlop\u0159\u00ed\u010dky v palc\u00edch a n\u011bkolik n\u00e1zv\u016f v\u00fdrobc\u016f, ale co bude d\u00e1l? \u010cek\u00e1 v\u00e1s spousta siln\u011b zhu\u0161t\u011bn\u00fdch znalost\u00ed.   <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b3aa318 elementor-widget elementor-widget-heading\" data-id=\"b3aa318\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Technologie LCD displeje<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-808a293 elementor-widget elementor-widget-text-editor\" data-id=\"808a293\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Americk\u00fd vyn\u00e1lezce James Fergason vytvo\u0159il v roce 1970 prvn\u00ed funk\u010dn\u00ed displej z tekut\u00fdch krystal\u016f. P\u0159edt\u00edm tato za\u0159\u00edzen\u00ed spot\u0159ebov\u00e1vala p\u0159\u00edli\u0161 mnoho energie, jejich \u017eivotnost byla omezen\u00e1 a kontrast obrazu byl na n\u00edzk\u00e9 \u00farovni. Nov\u00fd typ monitoru, LCD, byl p\u0159edstaven o rok pozd\u011bji. Tekut\u00e9 krystaly byly objeveny v roce 1888 a vlastn\u011b n\u00e1hodou. Rakousk\u00fd botanik Friedrich Reinitzer si v\u0161iml, \u017ee benzoan cholesterolu z mrkve m\u00e1 dva body t\u00e1n\u00ed. P\u0159i teplot\u011b 145 \u00b0C t\u00e1l a m\u011bnil skupenstv\u00ed na kapalinu, kter\u00e1 z\u016fst\u00e1vala ml\u00e9\u010dn\u011b b\u00edl\u00e1 a\u017e do teploty 179 \u00b0C, teprve nad touto teplotou se st\u00e1vala pr\u016fhlednou.     <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-db80228 elementor-widget elementor-widget-text-editor\" data-id=\"db80228\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-size: 1rem;\">Vlivem elektrick\u00e9ho proudu mohou molekuly tekut\u00fdch krystal\u016f m\u011bnit svou orientaci, a t\u00edm m\u011bnit vlastnosti sv\u011bteln\u00e9ho paprsku, kter\u00fd jimi proch\u00e1z\u00ed. Na z\u00e1klad\u011b tohoto objevu a dal\u0161\u00edho v\u00fdzkumu se poda\u0159ilo odhalit vztah mezi zv\u00fd\u0161en\u00edm elektrick\u00e9ho nap\u011bt\u00ed a zm\u011bnou orientace molekul krystalu, kter\u00e1 by zajistila vznik obrazu. Zpo\u010d\u00e1tku se tekut\u00e9 krystaly pou\u017e\u00edvaly v displej\u00edch kalkula\u010dek a k\u0159emenn\u00fdch hodinek, aby se pozd\u011bji uplatnily v monitorech. V sou\u010dasn\u00e9 dob\u011b se d\u00edky pokroku v t\u00e9to oblasti staly obrazovky velmi popul\u00e1rn\u00ed ve stoln\u00edch po\u010d\u00edta\u010d\u00edch a mnoha dal\u0161\u00edch za\u0159\u00edzen\u00edch.   <\/span><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fc3da5e elementor-widget elementor-widget-video\" data-id=\"fc3da5e\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/www.youtube.com\\\/watch?v=gWOHUebImPg&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2c9b5b7 elementor-widget elementor-widget-text-editor\" data-id=\"2c9b5b7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Technologie LCD je pom\u011brn\u011b jednoduch\u00e1: monitory LCD obsahuj\u00edc\u00ed displej z tekut\u00fdch krystal\u016f jsou pasivn\u00ed za\u0159\u00edzen\u00ed, co\u017e znamen\u00e1, \u017ee nevyd\u00e1vaj\u00ed \u017e\u00e1dn\u00e9 sv\u011btlo pro zobrazen\u00ed znak\u016f, obr\u00e1zk\u016f, videa a animac\u00ed. LCD displeje m\u011bn\u00ed sv\u011btlo, kter\u00e9 jimi proch\u00e1z\u00ed. Vnit\u0159n\u00ed konstrukce ukazuje, jak se sv\u011btlo m\u011bn\u00ed, aby se vytvo\u0159ily prakticky jak\u00e9koli znaky a obr\u00e1zky.  <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-693c96c elementor-widget elementor-widget-text-editor\" data-id=\"693c96c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Displej LCD se skl\u00e1d\u00e1 ze dvou sklen\u011bn\u00fdch desek, mezi nimi\u017e je speci\u00e1ln\u00ed kapalina. Zvl\u00e1\u0161tnost\u00ed t\u00e9to kapaliny je, \u017ee ot\u00e1\u010d\u00ed nebo &#8220;krout\u00ed&#8221; rovinu polarizovan\u00e9ho sv\u011btla. Tento efekt je ovlivn\u011bn generov\u00e1n\u00edm elektrick\u00e9ho pole. Sklen\u011bn\u00e9 desky jsou proto pota\u017eeny velmi tenkou kovovou vrstvou. K z\u00edsk\u00e1n\u00ed polarizovan\u00e9ho sv\u011btla se na spodn\u00ed sklen\u011bnou desku nanese polariza\u010dn\u00ed f\u00f3lie neboli polariz\u00e1tor. Na spodn\u00ed sklen\u011bnou desku se mus\u00ed nan\u00e9st dal\u0161\u00ed f\u00f3lie, tentokr\u00e1t v\u0161ak s rovinou polarizace sto\u010denou o 90\u00b0. Tato f\u00f3lie se ozna\u010duje jako analyz\u00e1tor.      <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-9d48a12 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9d48a12\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-372b86b\" data-id=\"372b86b\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-de4b6e7 elementor-widget elementor-widget-image\" data-id=\"de4b6e7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"250\" height=\"250\" src=\"https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/03\/botland.jpg\" class=\"attachment-medium size-medium wp-image-55986\" alt=\"\" srcset=\"https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/03\/botland.jpg 250w, https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/03\/botland-150x150.jpg 150w\" sizes=\"(max-width: 250px) 100vw, 250px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">displeje OLED<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4325310 elementor-align-center elementor-widget elementor-widget-button\" data-id=\"4325310\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/botland.cz\/599-oled-displeje\" target=\"_blank\" data-wpel-link=\"internal\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">POD\u00cdVEJTE SE NA<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-a434406\" data-id=\"a434406\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e61534b elementor-widget elementor-widget-image\" data-id=\"e61534b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"250\" height=\"250\" src=\"https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/03\/alfanumer.jpg\" class=\"attachment-medium size-medium wp-image-55983\" alt=\"\" srcset=\"https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/03\/alfanumer.jpg 250w, https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/03\/alfanumer-150x150.jpg 150w\" sizes=\"(max-width: 250px) 100vw, 250px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Alfanumerick\u00e9 a grafick\u00e9 displeje<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-370e373d elementor-align-center elementor-widget elementor-widget-button\" data-id=\"370e373d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/botland.cz\/392-alfanumericke-a-graficke-displeje\" target=\"_blank\" data-wpel-link=\"internal\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">POD\u00cdVEJTE SE NA<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-20e7d43\" data-id=\"20e7d43\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-10f5a48 elementor-widget elementor-widget-image\" data-id=\"10f5a48\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"250\" height=\"250\" src=\"https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/03\/oled.jpg\" class=\"attachment-medium size-medium wp-image-55985\" alt=\"\" srcset=\"https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/03\/oled.jpg 250w, https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/03\/oled-150x150.jpg 150w\" sizes=\"(max-width: 250px) 100vw, 250px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Displeje TFT a IPS LCD<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3e0756b elementor-align-center elementor-widget elementor-widget-button\" data-id=\"3e0756b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/botland.cz\/596-lcd-tft-a-ips-displeje\" target=\"_blank\" data-wpel-link=\"internal\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">POD\u00cdVEJTE SE NA<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-0dcc525 elementor-widget elementor-widget-spacer\" data-id=\"0dcc525\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-301ac0c elementor-widget elementor-widget-text-editor\" data-id=\"301ac0c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Displeje z tekut\u00fdch krystal\u016f (LCD) jsou obl\u00edbenou volbou pro ty, kte\u0159\u00ed se zab\u00fdvaj\u00ed elektronikou a programov\u00e1n\u00edm, a to jak z pohledu amat\u00e9rsk\u00e9ho, tak profesion\u00e1ln\u00edho. Vestav\u011bn\u00e9 rozhran\u00ed a specializovan\u00e9 \u0159\u00eddic\u00ed obvody umo\u017e\u0148uj\u00ed snadn\u00e9 p\u0159ipojen\u00ed LCD displeje k mikrokontrol\u00e9ru. Displeje z tekut\u00fdch krystal\u016f, se pou\u017e\u00edvaj\u00ed mj. Displeje z tekut\u00fdch krystal\u016f se pou\u017e\u00edvaj\u00ed mimo jin\u00e9 v ovl\u00e1dac\u00edch panelech pra\u010dek, spor\u00e1k\u016f, klimatizac\u00ed, prodejn\u00edch automat\u016f a tak\u00e9 v mnoha automatiza\u010dn\u00edch za\u0159\u00edzen\u00edch. Nab\u00edz\u00edme displeje s r\u016fzn\u00fdmi barvami podsv\u00edcen\u00ed a rozli\u0161en\u00edm obrazovky.    <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-46789e6 elementor-widget elementor-widget-heading\" data-id=\"46789e6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Displeje OLED<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8d04df4 elementor-widget elementor-widget-text-editor\" data-id=\"8d04df4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Organick\u00e1 sv\u011bteln\u00e1 dioda (OLED nebo organick\u00e1 LED) je dioda, jej\u00ed\u017e emisn\u00ed vrstva je tvo\u0159ena vrstvou organick\u00e9 slou\u010deniny. Vyza\u0159uje sv\u011btlo v reakci na elektrick\u00fd proud. Je um\u00edst\u011bna mezi dv\u011bma elektrodami a obvykle je alespo\u0148 jedna z t\u011bchto elektrod pr\u016fhledn\u00e1. OLED se pou\u017e\u00edvaj\u00ed k vytv\u00e1\u0159en\u00ed digit\u00e1ln\u00edch displej\u016f v za\u0159\u00edzen\u00edch, jako jsou televizn\u00ed obrazovky, po\u010d\u00edta\u010dov\u00e9 monitory, chytr\u00e9 telefony, kapesn\u00ed hern\u00ed konzole, GPS navig\u00e1tory nebo dnes ji\u017e zna\u010dn\u011b zastaral\u00e9 PDA. D\u016fle\u017eitou oblast\u00ed v\u00fdzkumu je v\u00fdvoj za\u0159\u00edzen\u00ed OLED pro polovodi\u010dov\u00e9 osv\u011btlen\u00ed.    <\/p>\n<p>Spole\u010dnost Sony se stala pr\u016fkopn\u00edkem v oblasti OLED &#8211; po objevu vyza\u0159ov\u00e1n\u00ed sv\u011btla p\u016fsoben\u00edm elektrick\u00e9ho nap\u011bt\u00ed na polymer PPV (PPVE) na univerzit\u011b v Cambridge v roce 1989 trvalo dlouho, ne\u017e spole\u010dnost v roce 2004 vytvo\u0159ila prvn\u00ed PDA zalo\u017een\u00fd na displeji OLED. V roce 2007 v\u0161ak byl zve\u0159ejn\u011bn film spole\u010dnosti Sony, kter\u00fd ukazoval ohebn\u00fd displej OLED s rozli\u0161en\u00edm 120&#215;160 px, co\u017e v t\u00e9 dob\u011b nebylo p\u0159\u00edli\u0161 p\u016fsobiv\u00e9.  <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-607c176 elementor-widget elementor-widget-text-editor\" data-id=\"607c176\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul>\n<li>Siln\u00e9 str\u00e1nky: nejvy\u0161\u0161\u00ed kontrast mezi sou\u010dasn\u00fdmi displeji, vy\u0161\u0161\u00ed barevn\u00e1 \u0161k\u00e1la a jas ne\u017e u LCD a rychlej\u0161\u00ed odezva. <\/li>\n<li>Nev\u00fdhody: krat\u0161\u00ed \u017eivotnost (modr\u00e1 OLED &#8211; nejkrat\u0161\u00ed), n\u00e1chylnost k vlhkosti, vy\u0161\u0161\u00ed spot\u0159eba energie.<\/li>\n<\/ul>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4ed462f elementor-widget elementor-widget-text-editor\" data-id=\"4ed462f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>S dotykov\u00fdmi displeji se setkal ka\u017ed\u00fd, kdo n\u011bkdy pou\u017e\u00edval smartphone, tablet nebo po\u010d\u00edta\u010d s dotykovou matic\u00ed. Funguj\u00ed &#8220;ob\u011bma sm\u011bry&#8221;. &#8211; Funguj\u00ed jako funkce dotykov\u00e9ho vstupu a z\u00e1rove\u0148 zobrazuj\u00ed v\u00fdstupn\u00ed informace. Jejich p\u0159\u00edstupov\u00e1 doba je bleskov\u00e1 a jejich ostrost a kontrast jsou na \u00fachvatn\u00e9 \u00farovni. Krom\u011b technologie OLED existuje i ji\u017e zm\u00edn\u011bn\u00fd LCD TFT &#8211; typ varianty LCD. Nejedn\u00e1 se o maticov\u00fd typ, ale o typ tranzistorov\u00e9 technologie. Vyzna\u010duje se rozhodn\u011b hor\u0161\u00ed kvalitou zobrazen\u00ed, a proto se t\u011b\u017eko srovn\u00e1v\u00e1 s v\u00fdkonem OLED, nato\u017e AMOLED. Na druhou stranu je m\u00e9n\u011b &#8220;energeticky n\u00e1ro\u010dn\u00e1&#8221; a hod\u00ed se pro jednoduch\u00e9 projekty. Mnoho z nich pracuje s po\u010d\u00edta\u010di a deskami <b><a href=\"https:\/\/botland.cz\/234-arduino\" data-wpel-link=\"internal\">Arduino<\/a><\/b>, <a style=\"font-weight: bold;\" href=\"https:\/\/botland.cz\/399-raspberry-pi\" data-wpel-link=\"internal\">Raspberry Pi<\/a>,<b> <a href=\"https:\/\/botland.cz\/689-odroid\" data-wpel-link=\"internal\">Odroid <\/a><\/b>nebo <b><a href=\"https:\/\/botland.cz\/300-beaglebone\" data-wpel-link=\"internal\">BeagleBone<\/a><\/b>.       <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c4b1512 elementor-widget elementor-widget-image\" data-id=\"c4b1512\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"897\" height=\"225\" src=\"https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/03\/wyswietlacze.jpg\" class=\"attachment-full size-full wp-image-55982\" alt=\"\" srcset=\"https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/03\/wyswietlacze.jpg 897w, https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/03\/wyswietlacze-300x75.jpg 300w, https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/03\/wyswietlacze-768x193.jpg 768w, https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/03\/wyswietlacze-640x161.jpg 640w\" sizes=\"(max-width: 897px) 100vw, 897px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9745562 elementor-widget elementor-widget-heading\" data-id=\"9745562\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Jak vybrat displej?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8d6a238 elementor-widget elementor-widget-text-editor\" data-id=\"8d6a238\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Jak vybrat displej a ur\u010dit jeho kompatibilitu? Kl\u00ed\u010dov\u00e1 ot\u00e1zka: rozhran\u00ed. Pokud je to HDMI, bude kompatibiln\u00ed s \u010d\u00edmkoli, co m\u00e1 takovou z\u00e1suvku. V opa\u010dn\u00e9m p\u0159\u00edpad\u011b se mus\u00edme pod\u00edvat na rozhran\u00ed\/typ p\u0159ipojen\u00ed, tj. zda m\u00e1me DSI, UART, <span style=\"font-size: 1rem;\">SPI<\/span><span style=\"font-size: 1rem;\"> nebo p\u0159ipojen\u00ed p\u0159es <\/span><span style=\"font-size: 1rem;\">I2C, pop\u0159. <\/span>    <span style=\"font-size: 1rem;\">Piny GPIO. S t\u00edm v\u00e1m pom\u016f\u017ee praktick\u00e9 filtrov\u00e1n\u00ed na str\u00e1nce obchodu Botland.  <\/span><\/p>\n<p><span style=\"font-size: 1rem;\">D\u00e1le se rozli\u0161uj\u00ed odporov\u00e9 a kapacitn\u00ed obrazovky. <\/span>Odporov\u00e1 obrazovka je podep\u0159ena dv\u011bma plastov\u00fdmi deskami. Povrchov\u00e1 deska je na spodn\u00ed stran\u011b pokryta tenkou vrstvou oxidu c\u00ednu a oxidu india, kter\u00e9 vedou elektrick\u00fd proud. Pod vodiv\u00fdm materi\u00e1lem je druh\u00e1 deska, mezi nimi\u017e doch\u00e1z\u00ed ke kontaktu, kdy\u017e se u\u017eivatel dotkne displeje prstem nebo stylusem. Tento zkrat indikuje procesoru m\u00edsto kontaktu m\u011b\u0159en\u00edm horizont\u00e1ln\u00edho a vertik\u00e1ln\u00edho odporu.    <\/p>\n<ul>\n<li>Siln\u00e9 str\u00e1nky:<span style=\"font-size: 1rem;\">dobr\u00e1 viditelnost,<\/span><span style=\"font-size: 1rem;\">umo\u017e\u0148uje pou\u017eit\u00ed rukopisu<\/span>.<\/li>\n<li>Nev\u00fdhody:<span style=\"font-size: 1rem;\">viditelnost na slunci v\u00fdrazn\u011b kles\u00e1,<\/span><span style=\"font-size: 1rem;\">chyb\u00ed multitouch<\/span>.<\/li>\n<\/ul>\n<p>Kapacitn\u00ed obrazovka se naproti tomu skl\u00e1d\u00e1 ze sklen\u011bn\u00e9 tabule pokryt\u00e9 izol\u00e1torem. P\u0159i dotyku skla se p\u0159eru\u0161\u00ed tok proudu a bod dotyku s obrazovkou se m\u011b\u0159\u00ed ze \u010dty\u0159 roh\u016f obrazovky.  <span style=\"font-size: 1rem;\">Za\u0159\u00edzen\u00ed s nov\u011bj\u0161\u00edmi kapacitn\u00edmi obrazovkami jsou tak\u00e9 v\u00fdrazn\u011b dra\u017e\u0161\u00ed.<\/span><span style=\"font-size: 1rem;\"> <\/span><\/p>\n<ul>\n<li>Siln\u00e9 str\u00e1nky:<span style=\"font-size: 1rem;\">slu\u0161n\u00e1 viditelnost i na slunci,<\/span><span style=\"font-size: 1rem;\">podpora technologie multitouch<\/span>.<\/li>\n<li>Nev\u00fdhody:<span style=\"font-size: 1rem;\">ovl\u00e1d\u00e1n\u00ed pouze prsty a vodiv\u00e9 materi\u00e1ly &#8211; nepohodln\u00e9 zejm\u00e9na v rukavic\u00edch,<\/span><span style=\"font-size: 1rem;\">n\u00e1chylnost k &#8220;vy\u0161ilov\u00e1n\u00ed&#8221; p\u0159i teplot\u00e1ch pod bodem mrazu<\/span>.<\/li>\n<\/ul>\n<p><span style=\"font-size: 1rem;\">Zb\u00fdvaj\u00edc\u00ed ot\u00e1zky jsou ponech\u00e1ny na na\u0161\u00ed volb\u011b. Za pozornost stoj\u00ed rozm\u011bry, tedy \u00fahlop\u0159\u00ed\u010dka v palc\u00edch, rozli\u0161en\u00ed displeje a to, zda je v\u016fbec dotykov\u00fd. Pokud m\u00e1 slou\u017eit pouze k zobrazen\u00ed dan\u00fdch informac\u00ed, nap\u0159\u00edklad na pracovi\u0161ti, nez\u0159\u00eddka je tato funkce jednodu\u0161e zbyte\u010dn\u00e1.   <\/span><\/p>\n<p><b>V\u017edy se tak\u00e9 m\u016f\u017eete obr\u00e1tit na na\u0161e technick\u00e9 odd\u011blen\u00ed. A zde je bonus: <\/b><\/p>\n<p><strong style=\"color: #363b40; font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 0px; text-align: justify;\">A proto\u017ee za\u0159\u00edzen\u00ed s kapacitn\u00edmi obrazovkami jsou v\u00fdrazn\u011b dra\u017e\u0161\u00ed ne\u017e jejich prot\u011bj\u0161ky s odporov\u00fdmi obrazovkami.<\/strong><span style=\"color: #ffffff; font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 0px; text-align: justify;\"> Pokud si m\u016f\u017eete dovolit utratit o n\u011bco v\u00edce, zam\u011b\u0159te se na kapacitn\u00ed obrazovky. Pr\u00e1ce s nimi je skute\u010dn\u00fdm pot\u011b\u0161en\u00edm. Va\u0161e prsty se neunav\u00ed tolik jako p\u0159i pou\u017e\u00edv\u00e1n\u00ed telefon\u016f s obrazovkami z p\u0159edchoz\u00ed \u00e9ry. Sta\u010d\u00ed jemn\u00fd dotyk a telefon za\u010dne reagovat.   <\/span><strong style=\"color: #363b40; font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 0px; text-align: justify;\">Za\u0159\u00edzen\u00ed s kapacitn\u00edmi obrazovkami jsou v\u00fdrazn\u011b dra\u017e\u0161\u00ed ne\u017e jejich prot\u011bj\u0161ky s odporov\u00fdmi obrazovkami.<\/strong><span style=\"color: #ffffff; font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 0px; text-align: justify;\"> Pokud si m\u016f\u017eete dovolit utratit o n\u011bco v\u00edce, zam\u011b\u0159te se na kapacitn\u00ed obrazovky. Pr\u00e1ce s nimi je skute\u010dn\u00fdm pot\u011b\u0161en\u00edm. Va\u0161e prsty se neunav\u00ed tolik jako p\u0159i pou\u017e\u00edv\u00e1n\u00ed telefon\u016f s obrazovkami z p\u0159edchoz\u00ed \u00e9ry. Sta\u010d\u00ed lehk\u00fd dotyk a telefon za\u010dne reagovat.   <\/span><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-fba62fa elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"fba62fa\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-4f53df1\" data-id=\"4f53df1\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0c2295b elementor-widget elementor-widget-image\" data-id=\"0c2295b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"250\" height=\"250\" src=\"https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/03\/led.jpg\" class=\"attachment-large size-large wp-image-55988\" alt=\"\" srcset=\"https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/03\/led.jpg 250w, https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/03\/led-150x150.jpg 150w\" sizes=\"(max-width: 250px) 100vw, 250px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Segmentov\u00e9 displeje a matice LED<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-290e9f3 elementor-align-center elementor-widget elementor-widget-button\" data-id=\"290e9f3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/botland.cz\/706-segmentove-displeje-a-led-matice\" target=\"_blank\" data-wpel-link=\"internal\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">POD\u00cdVEJTE SE NA<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-982d605\" data-id=\"982d605\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-98acd6d elementor-widget elementor-widget-image\" data-id=\"98acd6d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"250\" height=\"250\" src=\"https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/03\/epaper.jpg\" class=\"attachment-large size-large wp-image-55989\" alt=\"\" srcset=\"https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/03\/epaper.jpg 250w, https:\/\/botland.cz\/blog\/wp-content\/uploads\/2021\/03\/epaper-150x150.jpg 150w\" sizes=\"(max-width: 250px) 100vw, 250px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">E-paper displeje<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-000f3cf elementor-align-center elementor-widget elementor-widget-button\" data-id=\"000f3cf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/botland.cz\/790-e-papir-displeje\" target=\"_blank\" data-wpel-link=\"internal\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">POD\u00cdVEJTE SE NA<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8fce989 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8fce989\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6de070a\" data-id=\"6de070a\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b4ac0d3 elementor-widget elementor-widget-text-editor\" data-id=\"b4ac0d3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div id=\"k-faq-accord\">\n<h2>Displeje LCD, LED, OLED &#8211; FAQ<\/h2>\n<div class=\"tabs\">\n<div class=\"tab\">\n\n<input id=\"chck1\" type=\"checkbox\">\n<h3><label class=\"tab-label\" for=\"chck1\">Co znamen\u00e1 LCD?<label><\/label><\/label><\/h3>\n<div class=\"tab-content\">\n<div>Zkratka LCD z <em>Liquid Crystal Display <\/em>znamen\u00e1 doslova displej z tekut\u00fdch krystal\u016f. <a href=\"https:\/\/botland.cz\/69-displeje-a-obrazovky\" data-wpel-link=\"internal\">LCD monitory<\/a> nebo televizory jsou vybaveny dv\u011bma sklen\u011bn\u00fdmi deskami.  Mezi deskami je specifick\u00e1 kapalina, jej\u00ed\u017e hlavn\u00ed funkc\u00ed je m\u011bnit polarizovan\u00e9 sv\u011btlo.<\/div>\n<\/div>\n<\/div>\n<div class=\"tab\">\n\n<input id=\"chck2\" type=\"checkbox\">\n<h3><label class=\"tab-label\" for=\"chck2\">Jak funguje LCD televizor?<\/label><\/h3>\n<div class=\"tab-content\">\n<div>LCD televizor, p\u0159esn\u011bji \u0159e\u010deno displej, je vybaven dv\u011bma sklen\u011bn\u00fdmi deskami. Mezi nimi je velmi tenk\u00e1 vrstva kapaliny se specifick\u00fdmi vlastnostmi. Za zm\u00ednku stoj\u00ed, \u017ee <a href=\"https:\/\/botland.cz\/69-displeje-a-obrazovky\" data-wpel-link=\"internal\">displeje LCD<\/a> neboli displeje z tekut\u00fdch krystal\u016f pracuj\u00ed pasivn\u00edm zp\u016fsobem.   To znamen\u00e1, \u017ee samy sv\u011btlo nevytv\u00e1\u0159ej\u00ed (nejsou zdrojem sv\u011btla), ale pouze ho m\u011bn\u00ed.<\/div>\n<\/div>\n<\/div>\n<div class=\"tab\">\n\n<input id=\"chck3\" type=\"checkbox\">\n<h3><label class=\"tab-label\" for=\"chck3\">Jak\u00fd je rozd\u00edl mezi obrazovkou OLED a LCD?<\/label><\/h3>\n<div class=\"tab-content\">\n<div>Televizory OLED, p\u0159esn\u011bji \u0159e\u010deno displeje OLED, se skl\u00e1daj\u00ed z velk\u00e9ho po\u010dtu organick\u00fdch diod. To znamen\u00e1, \u017ee vyza\u0159uj\u00ed vlastn\u00ed sv\u011btlo (jsou zdrojem sv\u011btla). Naproti tomu displeje LCD nevyza\u0159uj\u00ed vlastn\u00ed sv\u011btlo, ale pouze ho m\u011bn\u00ed. Jeho zdrojem (sv\u011btla) je podsv\u00edcen\u00ed za displejem LED.   <\/div>\n<\/div>\n<\/div>\n<div class=\"tab\">\n\n<input id=\"chck4\" type=\"checkbox\">\n<h3><label class=\"tab-label\" for=\"chck4\">Co je LCD displej v telefonu?<\/label><\/h3>\n<div class=\"tab-content\">\n<div>LCD v telefonu je term\u00edn ozna\u010duj\u00edc\u00ed typ displeje (v \u0161ir\u0161\u00edm smyslu obrazovky) a konkr\u00e9tn\u011bji technologii, kterou je vyroben. LCD <em>(Liquid Crystal Display<\/em> ) doslova znamen\u00e1 displej z tekut\u00fdch krystal\u016f. Tato technologie zahrnuje pou\u017eit\u00ed speci\u00e1ln\u00ed kapaliny mezi sklen\u011bn\u00fdmi deskami. Tato l\u00e1tka m\u00e1 schopnost &#8220;kroutit&#8221; nebo ot\u00e1\u010det rovinu tzv. polarizovan\u00e9ho sv\u011btla.   <\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Mezi b\u011b\u017en\u00e9 znalosti o displej\u00edch, obrazovk\u00e1ch a monitorech pat\u0159\u00ed kvalita, palce, mo\u017en\u00e1 v\u00fdrobce&#8230;.. P\u0159itom LCD nebo LED displej v sob\u011b skr\u00fdv\u00e1 mnohem v\u00edc.  <\/p>\n","protected":false},"author":10,"featured_media":61622,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[548,549],"tags":[],"class_list":["post-92646","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-elektronika-cs","category-kompendium-cs"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>LCD, LED, OLED... Co to je a jak to funguje - mal\u00fd pr\u016fvodce - Botland<\/title>\n<meta name=\"description\" content=\"Mezi b\u011b\u017en\u00e9 znalosti o displej\u00edch, obrazovk\u00e1ch a monitorech pat\u0159\u00ed kvalita, palce, mo\u017en\u00e1 v\u00fdrobce..... 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