{"id":2327,"date":"2025-06-04T06:44:52","date_gmt":"2025-06-04T06:44:52","guid":{"rendered":"https:\/\/touchscreenmfg.com\/?p=2327"},"modified":"2025-06-04T07:02:37","modified_gmt":"2025-06-04T07:02:37","slug":"tft-vs-lcd-screens-which-display-tech-wins","status":"publish","type":"post","link":"https:\/\/touchscreenmfg.com\/cs\/tft-vs-lcd-screens-which-display-tech-wins\/","title":{"rendered":"TFT vs. LCD obrazovky: Kter\u00e1 zobrazovac\u00ed technologie v\u00edt\u011bz\u00ed?"},"content":{"rendered":"<div class=\"row\"  id=\"row-1968608613\">\n\n\t<div id=\"col-1926229158\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Obsah<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"P\u0159epnut\u00ed tabulky obsahu\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">P\u0159ep\u00edna\u010d<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/touchscreenmfg.com\/cs\/tft-vs-lcd-screens-which-display-tech-wins\/#Abstract\" >Abstrakt<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/touchscreenmfg.com\/cs\/tft-vs-lcd-screens-which-display-tech-wins\/#1_Technology-driven_nature_the_gap_between_passive_and_active\" >1. P\u0159\u00edroda \u0159\u00edzen\u00e1 technologiemi: rozd\u00edl mezi pasivn\u00edm a aktivn\u00edm p\u0159\u00edstupem<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/touchscreenmfg.com\/cs\/tft-vs-lcd-screens-which-display-tech-wins\/#2_Brightness_and_contrast_the_cornerstone_of_visual_impact\" >2. Jas a kontrast: z\u00e1klad vizu\u00e1ln\u00edho dojmu<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/touchscreenmfg.com\/cs\/tft-vs-lcd-screens-which-display-tech-wins\/#3_Response_time_and_refresh_rate_the_lifeline_of_dynamic_images\" >3. Doba odezvy a obnovovac\u00ed frekvence: z\u00e1chrann\u00e1 brzda dynamick\u00e9ho obrazu<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/touchscreenmfg.com\/cs\/tft-vs-lcd-screens-which-display-tech-wins\/#4_Viewing_angle_inclusiveness_of_sharing_images\" >4. \u00dahel pohledu: inkluzivita sd\u00edlen\u00ed obr\u00e1zk\u016f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/touchscreenmfg.com\/cs\/tft-vs-lcd-screens-which-display-tech-wins\/#5_Color_accuracy_and_expression_the_mirror_of_the_real_world\" >5. P\u0159esnost barev a v\u00fdraz: zrcadlo skute\u010dn\u00e9ho sv\u011bta<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/touchscreenmfg.com\/cs\/tft-vs-lcd-screens-which-display-tech-wins\/#6_Power_efficiency_battery_life_and_environmental_protection_considerations\" >6. Energetick\u00e1 \u00fa\u010dinnost: \u017eivotnost baterie a ochrana \u017eivotn\u00edho prost\u0159ed\u00ed<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/touchscreenmfg.com\/cs\/tft-vs-lcd-screens-which-display-tech-wins\/#7_Cost_and_cost-effectiveness_the_real_law_of_market_selection\" >7. N\u00e1klady a n\u00e1kladov\u00e1 efektivita: skute\u010dn\u00fd z\u00e1kon v\u00fdb\u011bru trhu<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/touchscreenmfg.com\/cs\/tft-vs-lcd-screens-which-display-tech-wins\/#8_Reliability_and_bad_pixel_risk_a_lasting_test_of_quality\" >8. Spolehlivost a riziko \u0161patn\u00fdch pixel\u016f: trval\u00fd test kvality<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/touchscreenmfg.com\/cs\/tft-vs-lcd-screens-which-display-tech-wins\/#Summary_Demand_scenarios_are_the_ultimate_judge\" >Shrnut\u00ed: Popt\u00e1vkov\u00e9 sc\u00e9n\u00e1\u0159e jsou kone\u010dn\u00fdm soudcem<\/a><\/li><\/ul><\/nav><\/div>\n<h2 id=\"abstract\"><span class=\"ez-toc-section\" id=\"Abstract\"><\/span>Abstrakt<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>V oslniv\u00e9 nab\u00eddce zobrazovac\u00edch za\u0159\u00edzen\u00ed se \u010dasto zam\u011b\u0148uj\u00ed obrazovky TFT a LCD. Tento \u010dl\u00e1nek d\u016fkladn\u011b analyzuje rozd\u00edly mezi nimi v osmi z\u00e1kladn\u00edch dimenz\u00edch, v\u010detn\u011b technick\u00fdch princip\u016f, kontrastu jasu, rychlosti odezvy, pozorovac\u00edho \u00fahlu, p\u0159esnosti barev, energetick\u00e9 \u00fa\u010dinnosti, n\u00e1klad\u016f a spolehlivosti. Z\u00e1v\u011br je jasn\u00fd: pro dynamickou plynulost a \u0161irok\u00fd pozorovac\u00ed \u00fahel zvolte TFT a LCD je lep\u0161\u00ed pro statickou p\u0159esnost a n\u00e1kladovou efektivitu - volba nakonec z\u00e1vis\u00ed na z\u00e1kladn\u00edm sc\u00e9n\u00e1\u0159i va\u0161ich po\u017eadavk\u016f.<\/p>\n<p>V dne\u0161n\u00ed dob\u011b, kdy jsou elektronick\u00e1 za\u0159\u00edzen\u00ed hluboce integrov\u00e1na do na\u0161ich \u017eivotn\u00edch kapil\u00e1r, se obrazovka stala hlavn\u00edm oknem pro z\u00edsk\u00e1v\u00e1n\u00ed informac\u00ed. Tv\u00e1\u0159\u00ed v tv\u00e1\u0159 dv\u011bma b\u011b\u017en\u00fdm t\u00e1bor\u016fm technologi\u00ed displej\u016f z tekut\u00fdch krystal\u016f TFT a LCD na trhu se spot\u0159ebitel\u00e9 \u010dasto dost\u00e1vaj\u00ed do zmatku p\u0159i v\u00fdb\u011bru. V podstat\u011b, <a href=\"https:\/\/touchscreenmfg.com\/cs\/lcd-touch-screen\/\">LCD (displej z tekut\u00fdch krystal\u016f)<\/a> je z\u00e1kladn\u00ed technick\u00e1 architektura, zat\u00edmco <a href=\"https:\/\/touchscreenmfg.com\/cs\/tft-touch-screen\/\">TFT (tenkovrstv\u00fd tranzistor)<\/a> je kl\u00ed\u010dov\u00fdm technick\u00fdm odv\u011btv\u00edm pro realizaci aktivn\u00edho pohonu LCD. Tento \"souboj obrazovek\" nen\u00ed jednoduchou bin\u00e1rn\u00ed opozic\u00ed, ale probl\u00e9mem p\u0159esn\u00e9ho slad\u011bn\u00ed sc\u00e9n\u00e1\u0159\u016f aplikac\u00ed a z\u00e1kladn\u00edch pot\u0159eb. N\u00e1sleduj\u00edc\u00edch 8 kl\u00ed\u010dov\u00fdch rozm\u011br\u016f v\u00e1m pom\u016f\u017ee proniknout mlhou:<\/p>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-1816886048\">\n\n\t<div id=\"col-1385025133\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_690713313\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/touchscreenmfg.com\/wp-content\/uploads\/2025\/06\/95eef01f3a292df5d972d58aae315c6035a873ff11.jpg\" class=\"attachment-original size-original\" alt=\"TFT vs. LCD obrazovky\" srcset=\"https:\/\/touchscreenmfg.com\/wp-content\/uploads\/2025\/06\/95eef01f3a292df5d972d58aae315c6035a873ff11.jpg 800w, https:\/\/touchscreenmfg.com\/wp-content\/uploads\/2025\/06\/95eef01f3a292df5d972d58aae315c6035a873ff11-300x300.jpg 300w, https:\/\/touchscreenmfg.com\/wp-content\/uploads\/2025\/06\/95eef01f3a292df5d972d58aae315c6035a873ff11-150x150.jpg 150w, https:\/\/touchscreenmfg.com\/wp-content\/uploads\/2025\/06\/95eef01f3a292df5d972d58aae315c6035a873ff11-768x768.jpg 768w, https:\/\/touchscreenmfg.com\/wp-content\/uploads\/2025\/06\/95eef01f3a292df5d972d58aae315c6035a873ff11-12x12.jpg 12w, https:\/\/touchscreenmfg.com\/wp-content\/uploads\/2025\/06\/95eef01f3a292df5d972d58aae315c6035a873ff11-600x600.jpg 600w, https:\/\/touchscreenmfg.com\/wp-content\/uploads\/2025\/06\/95eef01f3a292df5d972d58aae315c6035a873ff11-100x100.jpg 100w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_690713313 {\n  width: 44%;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<h2 id=\"1-technology-driven-nature-the-gap-between-passive-and-active\"><span class=\"ez-toc-section\" id=\"1_Technology-driven_nature_the_gap_between_passive_and_active\"><\/span>1. P\u0159\u00edroda \u0159\u00edzen\u00e1 technologiemi: rozd\u00edl mezi pasivn\u00edm a aktivn\u00edm p\u0159\u00edstupem<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Tradi\u010dn\u00ed LCD displeje (\u010dasto se jedn\u00e1 o obrazovky s pasivn\u00ed matic\u00ed, jako jsou TN\/VA) se spol\u00e9haj\u00ed na extern\u00ed nap\u011bt\u00ed, kter\u00e9 pomalu poh\u00e1n\u00ed celou \u0159adu\/sloupec pixel\u016f. TFT-LCD integruje mikrotenk\u00e9 filmov\u00e9 tranzistory jako nez\u00e1visl\u00e9 sp\u00edna\u010de u ka\u017ed\u00e9ho pixelu, aby bylo dosa\u017eeno p\u0159esn\u00e9ho a rychl\u00e9ho \u0159\u00edzen\u00ed n\u00e1boje. Americk\u00fd N\u00e1rodn\u00ed institut pro standardy a technologie (NIST) ve sv\u00e9 zpr\u00e1v\u011b o z\u00e1kladech zobrazovac\u00ed technologie zd\u016fraznil, \u017ee aktivn\u00ed maticov\u00e1 struktura TFT je kl\u00ed\u010dovou inovac\u00ed, kter\u00e1 \u0159e\u0161\u00ed zpo\u017ed\u011bn\u00ed a p\u0159eslechy odezvy tekut\u00fdch krystal\u016f. Z\u00e1kladn\u00ed rozd\u00edl: TFT-LCD m\u00e1 schopnost \"individu\u00e1ln\u00edho p\u0159esn\u00e9ho \u0159\u00edzen\u00ed\", zat\u00edmco pasivn\u00ed LCD m\u00e1 \"kolektivn\u00ed rozs\u00e1hl\u00e9 \u0159\u00edzen\u00ed\".<\/p>\n<h2 id=\"2-brightness-and-contrast-the-cornerstone-of-visual-impact\"><span class=\"ez-toc-section\" id=\"2_Brightness_and_contrast_the_cornerstone_of_visual_impact\"><\/span>2. Jas a kontrast: z\u00e1klad vizu\u00e1ln\u00edho dojmu<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>TFT-LCD m\u016f\u017ee d\u00edky sv\u00fdm aktivn\u00edm \u0159\u00eddic\u00edm vlastnostem \u00fa\u010dinn\u011bji \u0159\u00eddit propustnost molekul tekut\u00fdch krystal\u016f a obvykle m\u00e1 vy\u0161\u0161\u00ed \u0161pi\u010dkov\u00fd jas a hlub\u0161\u00ed tmav\u00e9 pole. \u00dadaje ukazuj\u00ed, \u017ee kontrast b\u011b\u017en\u00fdch obrazovek TFT m\u016f\u017ee dosahovat 1000:1 a\u017e 3000:1, co\u017e je v\u00fdrazn\u011b lep\u0161\u00ed ne\u017e u b\u011b\u017en\u00fdch LCD displej\u016f v rozmez\u00ed 500:1-1000:1. Vy\u0161\u0161\u00ed dynamick\u00fd rozsah p\u0159in\u00e1\u0161\u00ed siln\u011bj\u0161\u00ed vizu\u00e1ln\u00ed vrstven\u00ed a kompatibilitu s obsahem HDR.<\/p>\n<h2 id=\"3-response-time-and-refresh-rate-the-lifeline-of-dynamic-images\"><span class=\"ez-toc-section\" id=\"3_Response_time_and_refresh_rate_the_lifeline_of_dynamic_images\"><\/span>3. Doba odezvy a obnovovac\u00ed frekvence: z\u00e1chrann\u00e1 brzda dynamick\u00e9ho obrazu<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Tranzistory TFT p\u0159ep\u00ednaj\u00ed velmi rychle a doba odezvy ve stupn\u00edch \u0161edi (GTG) se obvykle pohybuje mezi 1 ms a 5 ms, u \u0161pi\u010dkov\u00fdch hern\u00edch obrazovek dokonce pod 1 ms. Doba odezvy pasivn\u00edch LCD displej\u016f se v\u011bt\u0161inou pohybuje mezi 5 ms a 20 ms nebo v\u00edce. Bleskurychl\u00e1 odezva v kombinaci s obnovovac\u00edmi frekvencemi 144 Hz, 240 Hz nebo dokonce vy\u0161\u0161\u00edmi (vy\u017eaduje podporu panelu a koordinaci obvod\u016f) \u010din\u00ed z TFT-LCD z\u00e1ruku pro vysokorychlostn\u00ed pohybliv\u00fd obraz (nap\u0159. elektronick\u00e9 sporty a ak\u010dn\u00ed filmy) bez rozmaz\u00e1v\u00e1n\u00ed a trh\u00e1n\u00ed. Podrobn\u00e1 data z test\u016f DisplayNinja potvrzuj\u00ed dominanci TFT v oblasti dynamick\u00e9 \u010distoty.<\/p>\n<h2 id=\"4-viewing-angle-inclusiveness-of-sharing-images\"><span class=\"ez-toc-section\" id=\"4_Viewing_angle_inclusiveness_of_sharing_images\"><\/span>4. \u00dahel pohledu: inkluzivita sd\u00edlen\u00ed obr\u00e1zk\u016f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Prvn\u00ed TN-LCD m\u011bly \u00fazk\u00e9 pozorovac\u00ed \u00fahly a p\u0159i pohledu ze strany doch\u00e1zelo k v\u00fdrazn\u00e9mu zkreslen\u00ed barev. Hlavn\u00ed proudy TFT-LCD (zejm\u00e9na technologie IPS\/PLS) dosahuj\u00ed \u0161irok\u00e9ho pozorovac\u00edho \u00fahlu 178 stup\u0148\u016f d\u00edky optimalizaci uspo\u0159\u00e1d\u00e1n\u00ed tekut\u00fdch krystal\u016f a jas barev z\u016fst\u00e1v\u00e1 stabiln\u00ed, kdy\u017e se d\u00edv\u00e1 v\u00edce lid\u00ed nebo je za\u0159\u00edzen\u00ed naklon\u011bn\u00e9. Datab\u00e1ze test\u016f pozorovac\u00edch \u00fahl\u016f autoritativn\u00ed organizace pro hodnocen\u00ed obrazovek RTINGS ukazuje, \u017ee ztr\u00e1ta p\u0159esnosti barev \u0161pi\u010dkov\u00fdch obrazovek IPS p\u0159i posunu o 60 stup\u0148\u016f je mnohem ni\u017e\u0161\u00ed ne\u017e u tradi\u010dn\u00edch obrazovek VA\/TN.<\/p>\n<h2 id=\"5-color-accuracy-and-expression-the-mirror-of-the-real-world\"><span class=\"ez-toc-section\" id=\"5_Color_accuracy_and_expression_the_mirror_of_the_real_world\"><\/span>5. P\u0159esnost barev a v\u00fdraz: zrcadlo skute\u010dn\u00e9ho sv\u011bta<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>N\u011bkter\u00e9 \u0161pi\u010dkov\u00e9 profesion\u00e1ln\u00ed LCD displeje (nap\u0159. star\u00e9 modely s vysoce kvalitn\u00edmi VA panely nebo CCFL podsv\u00edcen\u00edm) mohou po kalibraci z v\u00fdroby dos\u00e1hnout extr\u00e9mn\u011b vysok\u00e9 p\u0159esnosti barev (Delta E 100% sRGB a dokonce 90%+ DCI-P3 barevn\u00fd gamut d\u00edky technologick\u00fdm iterac\u00edm (nap\u0159. kvantov\u00e9 te\u010dky) a tov\u00e1rn\u00ed kalibrace je st\u00e1le popul\u00e1rn\u011bj\u0161\u00ed. V seznamu doporu\u010den\u00fdch displej\u016f profesion\u00e1ln\u00ed fotografick\u00e9 komunity PetaPixel se obrazovky IPS zalo\u017een\u00e9 na technologii TFT staly hlavn\u00ed silou pro pr\u00e1ci s barvami. Trend: Ka\u017ed\u00fd z nich m\u00e1 v oblasti \u0161pi\u010dkov\u00fdch technologi\u00ed sv\u00e9 vlastn\u00ed v\u00fdhody a komplexn\u00ed v\u00fdkon obrazovek TFT-IPS spot\u0159ebitelsk\u00e9 t\u0159\u00eddy je vyv\u00e1\u017een\u011bj\u0161\u00ed.<\/p>\n<h2 id=\"6-power-efficiency-battery-life-and-environmental-protection-considerations\"><span class=\"ez-toc-section\" id=\"6_Power_efficiency_battery_life_and_environmental_protection_considerations\"><\/span>6. Energetick\u00e1 \u00fa\u010dinnost: \u017eivotnost baterie a ochrana \u017eivotn\u00edho prost\u0159ed\u00ed<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Aktivn\u00ed obvod pohonu TFT-LCD s\u00e1m o sob\u011b do ur\u010dit\u00e9 m\u00edry zvy\u0161uje spot\u0159ebu energie. Modern\u00ed technologie TFT (nap\u0159. n\u00edzkoteplotn\u00ed polysilikon LTPS) v\u0161ak m\u016f\u017ee v\u00fdrazn\u011b sn\u00ed\u017eit spot\u0159ebu tranzistoru a m\u016f\u017ee p\u0159esn\u011bji \u0159\u00eddit rozd\u011blen\u00ed podsv\u00edcen\u00ed (lok\u00e1ln\u00ed stm\u00edv\u00e1n\u00ed), aby se dos\u00e1hlo vy\u0161\u0161\u00edch pom\u011br\u016f energetick\u00e9 \u00fa\u010dinnosti. Datab\u00e1ze energetick\u00fdch \u0161t\u00edtk\u016f EU ukazuje, \u017ee displeje vyu\u017e\u00edvaj\u00edc\u00ed modern\u00ed technologii TFT a LED podsv\u00edcen\u00ed maj\u00ed obecn\u011b lep\u0161\u00ed hodnoty energetick\u00e9 \u00fa\u010dinnosti ne\u017e star\u00e9 LCD displeje s CCFL podsv\u00edcen\u00edm. V mobiln\u00edch za\u0159\u00edzen\u00edch je kr\u00e1lem spot\u0159eby energie OLED (non-LCD), ale v oblasti LCD maj\u00ed v\u00edce v\u00fdhod vysoce \u00fa\u010dinn\u00e1 \u0159e\u0161en\u00ed TFT. Modern\u00ed vysoce \u00fa\u010dinn\u00e9 TFT-LCD** (zejm\u00e9na s vyu\u017eit\u00edm technologie LTPS a podsv\u00edcen\u00ed Mini LED).<\/p>\n<h2 id=\"7-cost-and-cost-effectiveness-the-real-law-of-market-selection\"><span class=\"ez-toc-section\" id=\"7_Cost_and_cost-effectiveness_the_real_law_of_market_selection\"><\/span>7. N\u00e1klady a n\u00e1kladov\u00e1 efektivita: skute\u010dn\u00fd z\u00e1kon v\u00fdb\u011bru trhu<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Pasivn\u00ed maticov\u00fd LCD displej m\u00e1 relativn\u011b jednoduchou konstrukci a n\u00edzk\u00e9 historick\u00e9 n\u00e1klady a kdysi byl prvn\u00ed volbou pro z\u00e1kladn\u00ed za\u0159\u00edzen\u00ed. \u00daspory z rozsahu a technologick\u00e1 vysp\u011blost v\u0161ak zna\u010dn\u011b sn\u00ed\u017eily n\u00e1klady na TFT-LCD (zejm\u00e9na TN a mainstreamov\u00fd IPS) a u\u010dinily z n\u011bj absolutn\u00ed mainstream. Na trhu mobiln\u00edch telefon\u016f, po\u010d\u00edta\u010dov\u00fdch monitor\u016f a dal\u0161\u00edch trz\u00edch lze jen st\u011b\u017e\u00ed naj\u00edt nov\u00e9 LCD obrazovky, kter\u00e9 by nebyly poh\u00e1n\u011bny technologi\u00ed TFT. Sledov\u00e1n\u00ed cen podle Consumer Reports ukazuje, \u017ee cenov\u00fd rozd\u00edl mezi hlavn\u00edm proudem TFT a star\u00fdmi LCD displeji bez TFT se stejn\u00fdmi specifikacemi velikosti je zanedbateln\u00fd. Sou\u010dasn\u00e1 situace: TFT-LCD se stal absolutn\u00edm hlavn\u00edm proudem cenov\u011b v\u00fdhodn\u00fdch LCD displej\u016f.<\/p>\n<h2 id=\"8-reliability-and-bad-pixel-risk-a-lasting-test-of-quality\"><span class=\"ez-toc-section\" id=\"8_Reliability_and_bad_pixel_risk_a_lasting_test_of_quality\"><\/span>8. Spolehlivost a riziko \u0161patn\u00fdch pixel\u016f: trval\u00fd test kvality<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>P\u016fvodn\u00ed u\u017eivatel se zm\u00ednil, \u017ee vzhledem k velk\u00e9mu po\u010dtu tranzistor\u016f (miliony) je pravd\u011bpodobnost selh\u00e1n\u00ed jednoho tranzistoru, kter\u00e9 vede ke \"\u0161patn\u00e9mu pixelu\" (jasn\u00fd\/tmav\u00fd pixel), teoreticky o n\u011bco vy\u0161\u0161\u00ed ne\u017e u pasivn\u00edho LCD s jednodu\u0161\u0161\u00ed strukturou. Modern\u00ed v\u00fdrobn\u00ed postupy (nap\u0159. redundantn\u00ed konstrukce a p\u0159\u00edsn\u00e1 kontrola kvality) v\u0161ak v\u00fdrazn\u011b sn\u00ed\u017eily m\u00edru v\u00fdskytu \u0161patn\u00fdch pixel\u016f. Mezin\u00e1rodn\u00ed norma ISO 9241-307 povoluje velmi omezen\u00fd po\u010det \u0161patn\u00fdch pixel\u016f a b\u011b\u017en\u00e9 zna\u010dky maj\u00ed p\u0159\u00edsnou kontrolu nad m\u00edrou v\u00fdt\u011b\u017enosti. P\u0159esto\u017ee m\u00e1 pasivn\u00ed LCD jednoduchou strukturu, existuj\u00ed i dal\u0161\u00ed z\u00e1vady (nap\u0159. nerovnom\u011brn\u00e9 podsv\u00edcen\u00ed a probl\u00e9my s IC ovlada\u010dem). U v\u00fdrobk\u016f b\u011b\u017en\u00fdch zna\u010dek je skute\u010dn\u00fd rozd\u00edl ve spolehlivosti mezi nimi velmi mal\u00fd, tak\u017ee nen\u00ed t\u0159eba se p\u0159\u00edli\u0161 ob\u00e1vat.<\/p>\n<h2 id=\"summary-demand-scenarios-are-the-ultimate-judge\"><span class=\"ez-toc-section\" id=\"Summary_Demand_scenarios_are_the_ultimate_judge\"><\/span>Shrnut\u00ed: Popt\u00e1vkov\u00e9 sc\u00e9n\u00e1\u0159e jsou kone\u010dn\u00fdm soudcem<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>TFT a LCD nejsou jen \"kdo koho eliminuje\", ale zt\u011blesn\u011bn\u00edm r\u016fzn\u00fdch odv\u011btv\u00ed ve v\u00fdvoji technologie pro uspokojen\u00ed r\u016fzn\u00fdch pot\u0159eb: P\u0159ijm\u011bte TFT-LCD: Pokud usilujete o rychlou odezvu (elektronick\u00e9 sporty\/ak\u010dn\u00ed filmy), \u0161irok\u00fd pozorovac\u00ed \u00fahel (sd\u00edlen\u00ed v\u00edce osob\/spolupr\u00e1ce na v\u00edce obrazovk\u00e1ch), vysok\u00fd kontrast jasu (z\u00e1bava HDR) a b\u011b\u017en\u00e9 n\u00e1klady, je modern\u00ed TFT-LCD (zejm\u00e9na typ IPS\/VA) bezpochyby lep\u0161\u00edm \u0159e\u0161en\u00edm, kter\u00e9 definovalo standard dne\u0161n\u00edch LCD displej\u016f. Pochopte hodnotu tradi\u010dn\u00edho LCD: V ur\u010dit\u00fdch aplikac\u00edch s velmi n\u00edzk\u00fdmi n\u00e1klady nebo v n\u011bkter\u00fdch oblastech statick\u00e9ho zobrazov\u00e1n\u00ed na profesion\u00e1ln\u00ed \u00farovni, kter\u00e9 sleduj\u00ed extr\u00e9mn\u00ed tov\u00e1rn\u00ed p\u0159esnost barev (konkr\u00e9tn\u00ed model panelu je t\u0159eba pe\u010dliv\u011b identifikovat), maj\u00ed n\u011bkter\u00e9 netransform\u00e1torov\u00e9 nebo speci\u00e1ln\u00ed LCD displeje st\u00e1le sv\u00e9 historick\u00e9 postaven\u00ed.<\/p>\n<p>V\u00fdb\u011br technologie obrazovky je nakonec hlubok\u00fdm dialogem s vlastn\u00ed popt\u00e1vkou. V \u00e9\u0159e, kdy dominuje TFT, m\u00e1me p\u0159ehled o jeho komplexn\u00edch v\u00fdhod\u00e1ch; v segmentovan\u00fdch sc\u00e9n\u00e1\u0159\u00edch nep\u0159ehl\u00e9dneme perly konkr\u00e9tn\u00edch LCD - pouze samotn\u00e1 popt\u00e1vka m\u016f\u017ee rozsv\u00edtit obrazovku, kter\u00e1 v\u00e1m nejl\u00e9pe vyhovuje.<\/p>\n<hr \/>\n<p><strong>Autoritativn\u00ed referen\u010dn\u00ed zdroje:<\/strong><\/p>\n<ol>\n<li><strong>NIST Display Technology Foundation:<\/strong>\u00a0<a href=\"https:\/\/www.nist.gov\/programs-projects\/display-metrology\" target=\"_blank\" rel=\"noopener\">https:\/\/www.nist.gov\/programs-projects\/display-metrology<\/a>\u00a0(N\u00e1rodn\u00ed institut pro standardy a technologie)<\/li>\n<li><strong>Srovn\u00e1n\u00ed technologi\u00ed obrazovek DisplayNinja:<\/strong>\u00a0<a href=\"https:\/\/www.displayninja.com\/lcd-vs-led-vs-oled\/\" target=\"_blank\" rel=\"noopener\">https:\/\/www.displayninja.com\/lcd-vs-led-vs-oled\/<\/a>\u00a0(Zn\u00e1m\u00fd nez\u00e1visl\u00fd web pro hodnocen\u00ed displej\u016f)<\/li>\n<li><strong>Metodika a datab\u00e1ze test\u016f pozorovac\u00edch \u00fahl\u016f RTINGS:<\/strong>\u00a0<a href=\"https:\/\/www.rtings.com\/tv\/tests\/picture-quality\/viewing-angle\" target=\"_blank\" rel=\"noopener\">https:\/\/www.rtings.com\/tv\/tests\/picture-quality\/viewing-angle<\/a><\/li>\n<li><strong>Doporu\u010den\u00ed PetaPixel pro nejlep\u0161\u00ed fotografick\u00fd displej:<\/strong>\u00a0<a href=\"https:\/\/petapixel.com\/best-monitors-for-photo-editing\/\" target=\"_blank\" rel=\"noopener\">https:\/\/petapixel.com\/best-monitors-for-photo-editing\/<\/a><\/li>\n<li><strong>Datab\u00e1ze energetick\u00fdch \u0161t\u00edtk\u016f EU (v\u010detn\u011b monitor\u016f):<\/strong>\u00a0<a href=\"https:\/\/eprel.ec.europa.eu\/\" target=\"_blank\" rel=\"noopener\">https:\/\/eprel.ec.europa.eu\/<\/a><\/li>\n<li><strong>ISO 9241-307 Ergonomie interakce \u010dlov\u011bka s po\u010d\u00edta\u010dem, \u010d\u00e1st 307: Po\u017eadavky na elektronick\u00e9 vizu\u00e1ln\u00ed displeje:<\/strong>\u00a0<a href=\"https:\/\/www.iso.org\/standard\/39285.html\" target=\"_blank\" rel=\"noopener\">https:\/\/www.iso.org\/standard\/39285.html<\/a>\u00a0(Mezin\u00e1rodn\u00ed organizace pro normalizaci)<\/li>\n<li><strong>Wikipedia - TFT LCD:<\/strong>\u00a0<a href=\"https:\/\/en.wikipedia.org\/wiki\/TFT_LCD\" target=\"_blank\" rel=\"noopener\">https:\/\/en.wikipedia.org\/wiki\/TFT_LCD<\/a>\u00a0(spolehliv\u00fd zdroj pro p\u0159ehled technick\u00fdch princip\u016f)<\/li>\n<\/ol>","protected":false},"excerpt":{"rendered":"<p>1. Technologick\u00e1 povaha: rozd\u00edl mezi pasivn\u00edmi a aktivn\u00edmi Tradi\u010dn\u00ed LCD displeje (\u010dasto ozna\u010dovan\u00e9 jako obrazovky s pasivn\u00ed matric\u00ed, nap\u0159. TN\/VA) jsou z\u00e1visl\u00e9 na extern\u00edm nap\u011bt\u00ed, kter\u00e9 pomalu poh\u00e1n\u00ed celou \u0159adu\/sloupec pixel\u016f. TFT-LCD integruje mikrotenk\u00e9 filmov\u00e9 tranzistory jako nez\u00e1visl\u00e9 sp\u00edna\u010de u ka\u017ed\u00e9ho pixelu, aby bylo dosa\u017eeno p\u0159esn\u00e9ho a rychl\u00e9ho \u0159\u00edzen\u00ed n\u00e1boje. N\u00e1rodn\u00ed institut pro standardy [...]","protected":false},"author":1,"featured_media":2329,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/touchscreenmfg.com\/cs\/wp-json\/wp\/v2\/posts\/2327"}],"collection":[{"href":"https:\/\/touchscreenmfg.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/touchscreenmfg.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/touchscreenmfg.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/touchscreenmfg.com\/cs\/wp-json\/wp\/v2\/comments?post=2327"}],"version-history":[{"count":2,"href":"https:\/\/touchscreenmfg.com\/cs\/wp-json\/wp\/v2\/posts\/2327\/revisions"}],"predecessor-version":[{"id":2330,"href":"https:\/\/touchscreenmfg.com\/cs\/wp-json\/wp\/v2\/posts\/2327\/revisions\/2330"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/touchscreenmfg.com\/cs\/wp-json\/wp\/v2\/media\/2329"}],"wp:attachment":[{"href":"https:\/\/touchscreenmfg.com\/cs\/wp-json\/wp\/v2\/media?parent=2327"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/touchscreenmfg.com\/cs\/wp-json\/wp\/v2\/categories?post=2327"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/touchscreenmfg.com\/cs\/wp-json\/wp\/v2\/tags?post=2327"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}