{"id":23733,"date":"2025-09-15T04:59:06","date_gmt":"2025-09-15T04:59:06","guid":{"rendered":"https:\/\/jingyled.com\/?p=23733"},"modified":"2026-07-09T08:00:47","modified_gmt":"2026-07-09T08:00:47","slug":"obnovovaci-frekvence-led-obrazovky","status":"publish","type":"post","link":"https:\/\/jingyled.com\/cs\/led-screen-refresh-rate\/","title":{"rendered":"Obnovovac\u00ed frekvence LED obrazovky: Co pot\u0159ebujete v\u011bd\u011bt"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">Koncept vizu\u00e1ln\u00ed obnovovac\u00ed frekvence umo\u017en\u00ed lidem dos\u00e1hnout nejlep\u0161\u00edho v\u00fdkonu LED obrazovky v jak\u00e9mkoli podniku. <\/span><span style=\"font-weight: 400;\">Od n\u00e1vrh\u016f digit\u00e1ln\u00edch signage a\u017e po vys\u00edlac\u00ed studia se pou\u017e\u00edv\u00e1 spr\u00e1vn\u00e1 obnovovac\u00ed frekvence, aby se dos\u00e1hlo obrazu bez blik\u00e1n\u00ed, sn\u00ed\u017een\u00e9ho nam\u00e1h\u00e1n\u00ed o\u010d\u00ed a stabiln\u00ed ostrosti obrazu. Tento \u010dl\u00e1nek vysv\u011btluje pojmy obnovovac\u00ed frekvence a jak je spr\u00e1vn\u011b vybrat.<\/span><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_87 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\u0159epnout obsah\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">P\u0159epnout<\/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:\/\/jingyled.com\/cs\/led-screen-refresh-rate\/#What_Is_LED_Screen_Refresh_Rate\" >Co je obnovovac\u00ed frekvence LED obrazovky?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/jingyled.com\/cs\/led-screen-refresh-rate\/#Why_Refresh_Rate_Matters\" >Pro\u010d je obnovovac\u00ed frekvence d\u016fle\u017eit\u00e1<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/jingyled.com\/cs\/led-screen-refresh-rate\/#%C2%B7_Smoother_motion_and_reduced_flicker\" >\u00b7 Plynulej\u0161\u00ed pohyb a sn\u00ed\u017een\u00e9 blik\u00e1n\u00ed:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/jingyled.com\/cs\/led-screen-refresh-rate\/#%C2%B7_Visual_comfort_reduced_eye_strain\" >\u00b7 Vizu\u00e1ln\u00ed pohodl\u00ed a sn\u00ed\u017een\u00e1 \u00fanava o\u010d\u00ed:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/jingyled.com\/cs\/led-screen-refresh-rate\/#%C2%B7_Flicker%E2%80%91free_performance\" >\u00b7 V\u00fdkon bez blik\u00e1n\u00ed:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/jingyled.com\/cs\/led-screen-refresh-rate\/#%C2%B7_Gameplay_and_broadcast_clarity\" >\u00b7 Srozumitelnost hratelnosti a vys\u00edl\u00e1n\u00ed:<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/jingyled.com\/cs\/led-screen-refresh-rate\/#Technical_Factors_That_Determine_Refresh_Rate\" >Technick\u00e9 faktory, kter\u00e9 ur\u010duj\u00ed obnovovac\u00ed frekvenci<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/jingyled.com\/cs\/led-screen-refresh-rate\/#%C2%B7_Driver_chips_scanning_methods\" >\u00b7 \u010cipy ovlada\u010d\u016f a metody skenov\u00e1n\u00ed:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/jingyled.com\/cs\/led-screen-refresh-rate\/#%C2%B7_Hardware_limitations_cost_trade%E2%80%91offs\" >\u00b7 Hardwarov\u00e1 omezen\u00ed a cenov\u00e9 kompromisy:<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/jingyled.com\/cs\/led-screen-refresh-rate\/#Standard_vs_High_Refresh_Rate_What_Numbers_Mean\" >Standardn\u00ed vs. vysok\u00e1 obnovovac\u00ed frekvence: Co znamenaj\u00ed \u010d\u00edsla<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/jingyled.com\/cs\/led-screen-refresh-rate\/#%C2%B7_Common_ranges\" >\u00b7 B\u011b\u017en\u00e9 rozsahy:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/jingyled.com\/cs\/led-screen-refresh-rate\/#%C2%B7_Performance_expectations\" >\u00b7 O\u010dek\u00e1van\u00fd v\u00fdkon:<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/jingyled.com\/cs\/led-screen-refresh-rate\/#How_to_Select_the_Ideal_Refresh_Rate_for_Your_Needs\" >Jak vybrat ide\u00e1ln\u00ed obnovovac\u00ed frekvenci pro va\u0161e pot\u0159eby<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/jingyled.com\/cs\/led-screen-refresh-rate\/#According_to_Application\" >Podle aplikace:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/jingyled.com\/cs\/led-screen-refresh-rate\/#Viewing_Conditions\" >Podm\u00ednky pro prohl\u00ed\u017een\u00ed:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/jingyled.com\/cs\/led-screen-refresh-rate\/#Technical_Budget_Considerations\" >Technick\u00e9 a rozpo\u010dtov\u00e9 aspekty:<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/jingyled.com\/cs\/led-screen-refresh-rate\/#Conclusion\" >Z\u00e1v\u011br<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"What_Is_LED_Screen_Refresh_Rate\"><\/span><b>Co je obnovovac\u00ed frekvence LED obrazovky?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-23833 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/What-Is-LED-Screen-Refresh-Rate.jpg\" alt=\"Co je obnovovac\u00ed frekvence LED obrazovky\" width=\"1280\" height=\"720\" \/><noscript><img decoding=\"async\" class=\"alignnone size-full wp-image-23833 lazyload\" src=\"https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/What-Is-LED-Screen-Refresh-Rate.jpg\" alt=\"Co je obnovovac\u00ed frekvence LED obrazovky\" width=\"1280\" height=\"720\" srcset=\"https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/What-Is-LED-Screen-Refresh-Rate.jpg 1280w, https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/What-Is-LED-Screen-Refresh-Rate-768x432.jpg 768w, https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/What-Is-LED-Screen-Refresh-Rate-18x10.jpg 18w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/noscript><\/p>\n<p><span style=\"font-weight: 400;\">Vizu\u00e1ln\u00ed obnovovac\u00ed frekvence LED obrazovky ud\u00e1v\u00e1, kolikr\u00e1t za sekundu dok\u00e1\u017ee displej s LED diodami obnovit sv\u016fj obraz. <\/span><span style=\"font-weight: 400;\">Obnovovac\u00ed frekvence p\u0159\u00edmo ud\u00e1v\u00e1 v\u00fdznam frekvence aktualizac\u00ed. M\u016f\u017eete ji m\u011b\u0159it v hertzech (Hz). Vy\u0161\u0161\u00ed obnovovac\u00ed frekvence potla\u010duj\u00ed<\/span><a href=\"https:\/\/en.wikipedia.org\/wiki\/Flicker_(screen)\"> <span style=\"font-weight: 400;\">blikat<\/span><\/a> <span style=\"font-weight: 400;\">a zvy\u0161uj\u00ed jasnost pohybu. Tuto funkci v\u011bt\u0161inou vyu\u017e\u00edvaj\u00ed v\u00fdrobci a medi\u00e1ln\u00ed pracovn\u00edci, proto\u017ee jim pom\u00e1h\u00e1 vytv\u00e1\u0159et dynamick\u00fd obsah na LED obrazovk\u00e1ch.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Why_Refresh_Rate_Matters\"><\/span><b>Pro\u010d je obnovovac\u00ed frekvence d\u016fle\u017eit\u00e1<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-23834 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/Why-Refresh-Rate-Matters.jpg\" alt=\"Pro\u010d je obnovovac\u00ed frekvence d\u016fle\u017eit\u00e1\" width=\"1280\" height=\"720\" \/><noscript><img decoding=\"async\" class=\"alignnone size-full wp-image-23834 lazyload\" src=\"https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/Why-Refresh-Rate-Matters.jpg\" alt=\"Pro\u010d je obnovovac\u00ed frekvence d\u016fle\u017eit\u00e1\" width=\"1280\" height=\"720\" srcset=\"https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/Why-Refresh-Rate-Matters.jpg 1280w, https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/Why-Refresh-Rate-Matters-768x432.jpg 768w, https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/Why-Refresh-Rate-Matters-18x10.jpg 18w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/noscript><\/p>\n<p><span style=\"font-weight: 400;\">Obnovovac\u00ed frekvence ovliv\u0148uje kvalitu pohybu, kompatibilitu kamer a tak\u00e9 pohodl\u00ed lid\u00ed v LED aplikac\u00edch a pracovn\u00edch postupech:<\/span><\/p>\n<h4><span class=\"ez-toc-section\" id=\"%C2%B7_Smoother_motion_and_reduced_flicker\"><\/span><b>\u00b7 <\/b><b>Plynulej\u0161\u00ed pohyb a sn\u00ed\u017een\u00e9 blik\u00e1n\u00ed:<\/b><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p><span style=\"font-weight: 400;\">Plynulej\u0161\u00edho pohybu si v\u0161imnete p\u0159i 3840 Hz nebo 7680 Hz. Minimalizuj\u00ed blik\u00e1n\u00ed a artefakty skenov\u00e1n\u00ed p\u0159i p\u0159ehr\u00e1v\u00e1n\u00ed rychl\u00e9ho obsahu.<\/span><\/p>\n<h4><span class=\"ez-toc-section\" id=\"%C2%B7_Visual_comfort_reduced_eye_strain\"><\/span><b>\u00b7 <\/b><b>Vizu\u00e1ln\u00ed pohodl\u00ed a sn\u00ed\u017een\u00e1 \u00fanava o\u010d\u00ed:<\/b><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p><span style=\"font-weight: 400;\">P\u0159i n\u00edzk\u00fdch frekvenc\u00edch je modulace sv\u011btla znateln\u00e1 a nep\u0159\u00edjemn\u00e1. Pro posunut\u00ed modulace za hranice f\u00faze blik\u00e1n\u00ed by m\u011bly b\u00fdt pou\u017eity vy\u0161\u0161\u00ed obnovovac\u00ed frekvence. Minimalizac\u00ed n\u00edzkofrekven\u010dn\u00edho \u0161umu m\u016f\u017eete maximalizovat sn\u00ed\u017een\u00ed nam\u00e1h\u00e1n\u00ed o\u010d\u00ed.<\/span><a href=\"https:\/\/en.wikipedia.org\/wiki\/Pulse-width_modulation\"> <span style=\"font-weight: 400;\">Expozice PWM<\/span><\/a><span style=\"font-weight: 400;\"> p\u0159i prohl\u00ed\u017een\u00ed. D\u00e1le se to shoduje s<\/span><a href=\"https:\/\/standards.ieee.org\/\"> <span style=\"font-weight: 400;\">Asociace pro standardy IEEE<\/span><\/a><span style=\"font-weight: 400;\">.<\/span><\/p>\n<h4><span class=\"ez-toc-section\" id=\"%C2%B7_Flicker%E2%80%91free_performance\"><\/span><b>\u00b7 <\/b><b>V\u00fdkon bez blik\u00e1n\u00ed:<\/b><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p><span style=\"font-weight: 400;\">Kamery vzorkuj\u00ed sv\u011btlo v r\u00e1mci expozi\u010dn\u00edch limit\u016f. Dechov\u00e9 z\u00e1blesky a nep\u0159esnosti PWM zp\u016fsobuj\u00ed pruhy a \u010d\u00e1ry. P\u0159i sn\u00edm\u00e1n\u00ed pou\u017eijte panely s frekvenc\u00ed 3840 Hz a genlock nebo ShutterSync pro stabilizaci expozice.<\/span><\/p>\n<h4><span class=\"ez-toc-section\" id=\"%C2%B7_Gameplay_and_broadcast_clarity\"><\/span><b>\u00b7 <\/b><b>Srozumitelnost hratelnosti a vys\u00edl\u00e1n\u00ed:<\/b><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p><span style=\"font-weight: 400;\">Velk\u00e9 LED displeje maj\u00ed artefakty z pohybu a vysok\u00e1 obnovovac\u00ed frekvence je sni\u017euje. Vys\u00edlac\u00ed kamery vy\u017eaduj\u00ed synchronizovanou obnovovac\u00ed frekvenci, aby se eliminovaly \u0159\u00e1dky skenov\u00e1n\u00ed. Standardn\u00ed z\u00e1znam pou\u017e\u00edv\u00e1 3840 Hz, z\u00e1znam s vysokou sn\u00edmkovou frekvenc\u00ed 7680 Hz.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Technical_Factors_That_Determine_Refresh_Rate\"><\/span><b>Technick\u00e9 faktory, kter\u00e9 ur\u010duj\u00ed obnovovac\u00ed frekvenci<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-23835 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/Technical-Factors-That-Determine-Refresh-Rate.jpg\" alt=\"Technick\u00e9 faktory, kter\u00e9 ur\u010duj\u00ed obnovovac\u00ed frekvenci\" width=\"1280\" height=\"720\" \/><noscript><img decoding=\"async\" class=\"alignnone size-full wp-image-23835 lazyload\" src=\"https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/Technical-Factors-That-Determine-Refresh-Rate.jpg\" alt=\"Technick\u00e9 faktory, kter\u00e9 ur\u010duj\u00ed obnovovac\u00ed frekvenci\" width=\"1280\" height=\"720\" srcset=\"https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/Technical-Factors-That-Determine-Refresh-Rate.jpg 1280w, https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/Technical-Factors-That-Determine-Refresh-Rate-768x432.jpg 768w, https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/Technical-Factors-That-Determine-Refresh-Rate-18x10.jpg 18w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/noscript><\/p>\n<p><span style=\"font-weight: 400;\">Obnovovac\u00ed frekvence je zalo\u017eena na ovlada\u010di\/elektronice a skenovac\u00ed technice, \u0161\u00ed\u0159ce p\u00e1sma v syst\u00e9mu a u LED displej\u016f.<\/span><\/p>\n<h4><span class=\"ez-toc-section\" id=\"%C2%B7_Driver_chips_scanning_methods\"><\/span><b>\u00b7 <\/b><b>\u010cipy ovlada\u010d\u016f a metody skenov\u00e1n\u00ed:<\/b><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p><span style=\"font-weight: 400;\">Tak\u00e9 si vyberete integrovan\u00e9 obvody ovlada\u010d\u016f, kter\u00e9 maj\u00ed SRAM a intern\u00ed PWM pro spolehliv\u00e9 udr\u017een\u00ed vysok\u00fdch \u00farovn\u00ed obnovov\u00e1n\u00ed. Pom\u011br skenov\u00e1n\u00ed, nap\u0159\u00edklad 1\/16 nebo 1\/3, 2 ur\u010duje m\u00edru multiplexov\u00e1n\u00ed a omezuje dobu prodlevy \u0159\u00e1dk\u016f.<\/span><\/p>\n<h4><span class=\"ez-toc-section\" id=\"%C2%B7_Hardware_limitations_cost_trade%E2%80%91offs\"><\/span><b>\u00b7 <\/b><b>Hardwarov\u00e1 omezen\u00ed a cenov\u00e9 kompromisy:<\/b><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p><span style=\"font-weight: 400;\">Roz\u0161\u00ed\u0159en\u00e9 po\u017eadavky na obnovov\u00e1n\u00ed zv\u00fd\u0161ily \u0161\u00ed\u0159ku p\u00e1sma dat na port a vylep\u0161ily<\/span><a href=\"https:\/\/en.wikipedia.org\/wiki\/Field-programmable_gate_array\"><span style=\"font-weight: 400;\"> FPGA procesory<\/span><\/a><span style=\"font-weight: 400;\">. Sn\u00ed\u017een\u00e9 pom\u011bry skenov\u00e1n\u00ed zvy\u0161uj\u00ed po\u010det \u0159idi\u010d\u016f a <a href=\"https:\/\/jingyled.com\/cs\/spotreba-energie-led-displeje\/\">spot\u0159eba energie<\/a>, ale vylep\u0161it rezervy jasu a stability.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Standard_vs_High_Refresh_Rate_What_Numbers_Mean\"><\/span><b>Standardn\u00ed vs. vysok\u00e1 obnovovac\u00ed frekvence: Co znamenaj\u00ed \u010d\u00edsla<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-23836 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/Standard-vs-High-Refresh-Rate-What-Numbers-Mean.jpg\" alt=\"Standardn\u00ed vs. vysok\u00e1 obnovovac\u00ed frekvence: Co znamenaj\u00ed \u010d\u00edsla?\" width=\"1280\" height=\"720\" \/><noscript><img decoding=\"async\" class=\"alignnone size-full wp-image-23836 lazyload\" src=\"https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/Standard-vs-High-Refresh-Rate-What-Numbers-Mean.jpg\" alt=\"Standardn\u00ed vs. vysok\u00e1 obnovovac\u00ed frekvence: Co znamenaj\u00ed \u010d\u00edsla?\" width=\"1280\" height=\"720\" srcset=\"https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/Standard-vs-High-Refresh-Rate-What-Numbers-Mean.jpg 1280w, https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/Standard-vs-High-Refresh-Rate-What-Numbers-Mean-768x432.jpg 768w, https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/Standard-vs-High-Refresh-Rate-What-Numbers-Mean-18x10.jpg 18w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/noscript><\/p>\n<p><span style=\"font-weight: 400;\">\u010c\u00edsla v obnovovac\u00edch frekvenc\u00edch ur\u010duj\u00ed kvalitu viditeln\u00e9ho pohybu a chov\u00e1n\u00ed kamer v nasazen\u00edch <a href=\"https:\/\/jingyled.com\/cs\/led-videosteny\/\">LED videost\u011bny<\/a>.<\/span><\/p>\n<h4><span class=\"ez-toc-section\" id=\"%C2%B7_Common_ranges\"><\/span><b>\u00b7 <\/b><b>B\u011b\u017en\u00e9 rozsahy:<\/b><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p><span style=\"font-weight: 400;\">\u25cb <\/span> <b>Norma:<\/b><\/p>\n<p><span style=\"font-weight: 400;\">Standardn\u00ed LED ovlada\u010de a budi\u010de maj\u00ed frekvenci 960 Hz a\u017e 1920 Hz. Jako referenci pro signage a celkovou spolehlivost p\u0159ehr\u00e1v\u00e1n\u00ed videa vezm\u011bte 1920 Hz.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u25cb <\/span> <b>LED displeje (videost\u011bny):<\/b><\/p>\n<p><span style=\"font-weight: 400;\">Sou\u010dasn\u00e9 videost\u011bny propaguj\u00ed jako obvyklou vysokou frekvenci v kamerov\u00fdch aplikac\u00edch 3840 Hz. Jin\u00e9 syst\u00e9my pou\u017e\u00edvaj\u00ed 7680 Hz p\u0159i vysok\u00e9 sn\u00edmkov\u00e9 frekvenci pro virtu\u00e1ln\u00ed produk\u010dn\u00ed z\u00e1znam.<\/span><\/p>\n<h4><span class=\"ez-toc-section\" id=\"%C2%B7_Performance_expectations\"><\/span><b>\u00b7 <\/b><b>O\u010dek\u00e1van\u00fd v\u00fdkon:<\/b><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p><span style=\"font-weight: 400;\">U kamer se m\u016f\u017ee objevit t\u0159esk\u00e1n\u00ed p\u0159i frekvenc\u00edch 960 a\u017e 1920 Hz. <a href=\"https:\/\/jingyled.com\/cs\/vnitrni-led-obrazovka\/\">Vnit\u0159n\u00ed zna\u010den\u00ed<\/a> a \u017eiv\u00e9 p\u0159ehr\u00e1v\u00e1n\u00ed, kde je tolerance blik\u00e1n\u00ed, by m\u011blo pou\u017e\u00edvat tyto \u00farovn\u011b.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"How_to_Select_the_Ideal_Refresh_Rate_for_Your_Needs\"><\/span><b>Jak vybrat ide\u00e1ln\u00ed obnovovac\u00ed frekvenci pro va\u0161e pot\u0159eby<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-23837 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/How-to-Select-the-Ideal-Refresh-Rate-for-Your-Needs.jpg\" alt=\"Jak vybrat ide\u00e1ln\u00ed obnovovac\u00ed frekvenci pro va\u0161e pot\u0159eby\" width=\"1280\" height=\"720\" \/><noscript><img decoding=\"async\" class=\"alignnone size-full wp-image-23837 lazyload\" src=\"https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/How-to-Select-the-Ideal-Refresh-Rate-for-Your-Needs.jpg\" alt=\"Jak vybrat ide\u00e1ln\u00ed obnovovac\u00ed frekvenci pro va\u0161e pot\u0159eby\" width=\"1280\" height=\"720\" srcset=\"https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/How-to-Select-the-Ideal-Refresh-Rate-for-Your-Needs.jpg 1280w, https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/How-to-Select-the-Ideal-Refresh-Rate-for-Your-Needs-768x432.jpg 768w, https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/How-to-Select-the-Ideal-Refresh-Rate-for-Your-Needs-18x10.jpg 18w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/noscript><\/p>\n<p><span style=\"font-weight: 400;\">Vyberte rychlost obsahu a p\u0159\u00edtomnost kamery pro nastaven\u00ed obnovovac\u00ed frekvence a osv\u011btlen\u00ed pro stabilizaci v\u00fdkonu.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"According_to_Application\"><\/span><b>Podle aplikace:<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><b>Statick\u00e9 zna\u010den\u00ed nebo displeje s velk\u00fdm mno\u017estv\u00edm textu<\/b><span style=\"font-weight: 400;\">:<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Aplikace pro digit\u00e1ln\u00ed signage podporuj\u00ed 1920 Hz p\u0159i nasazen\u00ed statick\u00e9ho textu a pomal\u00e9 animace. 3840 Hz pou\u017eijte v p\u0159\u00edpadech, kdy telefony nebo kamery nahr\u00e1vaj\u00ed, nebo v p\u0159\u00edpadech, kdy si div\u00e1ci st\u011b\u017euj\u00ed na viditeln\u00e9 blik\u00e1n\u00ed.<\/span><\/p>\n<ul>\n<li><b>Zrychlen\u00fd obsah (hry, sport, \u017eiv\u00e9 p\u0159enosy)<\/b><span style=\"font-weight: 400;\">:<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Rychl\u00fd pohyb a velk\u00e9 obrazovky vy\u017eaduj\u00ed v\u00edce obnovovac\u00edch bod\u016f pro stabilizaci pohybliv\u00fdch okraj\u016f. Zajist\u011bte 3840 Hz nebo 7680 Hz s procesory s vysokou sn\u00edmkovou frekvenc\u00ed a synchronizac\u00ed.<\/span><\/p>\n<ul>\n<li><b>Nat\u00e1\u010den\u00ed\/fotografov\u00e1n\u00ed obrazovek<\/b><span style=\"font-weight: 400;\">:<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Pokud jsou obnovovac\u00ed frekvence a rychlost z\u00e1v\u011brky v\u017edy v bezpe\u010dn\u00e9m rozsahu expozice, nedojde k prou\u017ekov\u00e1n\u00ed. Nastavte minim\u00e1ln\u00ed hodnotu 3840 Hz a zapn\u011bte synchronizaci fotoapar\u00e1tu, abyste minimalizovali \u0159\u00e1dkov\u00e1n\u00ed sn\u00edmku.<\/span><\/p>\n<ul>\n<li><b>Virtu\u00e1ln\u00ed produkce nebo XR<\/b><span style=\"font-weight: 400;\">:<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">P\u0159i n\u00edzk\u00fdch pom\u011brech skenov\u00e1n\u00ed (7680 Hz) si zajist\u00edte \u010dist\u00fd obraz i p\u0159i sledov\u00e1n\u00ed pohyb\u016f. Eliminujte roluj\u00edc\u00ed p\u00e1sy p\u0159i pr\u00e1ci s vysokou sn\u00edmkovou frekvenc\u00ed pomoc\u00ed synchronizace kamery a ovl\u00e1d\u00e1n\u00ed procesorem.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Viewing_Conditions\"><\/span><b>Podm\u00ednky pro prohl\u00ed\u017een\u00ed:<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><b>T\u011bsn\u00e1 bl\u00edzkost nebo velk\u00e9 LED st\u011bny<\/b><span style=\"font-weight: 400;\">:<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">V aplikac\u00edch s kamerami s rychl\u00fdmi z\u00e1v\u011brkami nebo prom\u011bnnou sn\u00edmkovou frekvenc\u00ed pou\u017eijte vy\u0161\u0161\u00ed obnovovac\u00ed frekvenci. Pou\u017eijte 3840 Hz nebo v\u00edce s vysokofrekven\u010dn\u00ed PWM a genlockem, abyste zabr\u00e1nili pruhov\u00e1n\u00ed a blik\u00e1n\u00ed.<\/span><\/p>\n<ul>\n<li><b>Venkovn\u00ed prost\u0159ed\u00ed<\/b><span style=\"font-weight: 400;\">:<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">P\u0159i pou\u017eit\u00ed velk\u00fdch LED videost\u011bn lze artefakty skenov\u00e1n\u00ed snadno vid\u011bt na kr\u00e1tkou vzd\u00e1lenost i p\u0159i vysok\u00e9m pohybu.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Technical_Budget_Considerations\"><\/span><b>Technick\u00e9 a rozpo\u010dtov\u00e9 aspekty:<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Mus\u00edte kompromisn\u011b vyv\u00e1\u017eit po\u017eadavky na obnovov\u00e1n\u00ed a \u0161\u00ed\u0159ku p\u00e1sma \u0159adi\u010de., <a href=\"https:\/\/jingyled.com\/cs\/led-ic-cipy\/\">ovlada\u010d integrovan\u00e9ho obvodu<\/a> kapacitu a v\u00fdpo\u010detn\u00ed v\u00fdkon syst\u00e9mu. Zv\u00fd\u0161en\u00e1 obnovovac\u00ed frekvence zvy\u0161uje n\u00e1klady a energetickou n\u00e1ro\u010dnost hardwaru a sni\u017euje v\u00fdkon obnovovac\u00ed frekvence a stabilitu v n\u00e1ro\u010dn\u00fdch aplikac\u00edch.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><b>Z\u00e1v\u011br<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-23838 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/Conclusion.jpg\" alt=\"Z\u00e1v\u011br\" width=\"1280\" height=\"720\" \/><noscript><img decoding=\"async\" class=\"alignnone size-full wp-image-23838 lazyload\" src=\"https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/Conclusion.jpg\" alt=\"Z\u00e1v\u011br\" width=\"1280\" height=\"720\" srcset=\"https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/Conclusion.jpg 1280w, https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/Conclusion-768x432.jpg 768w, https:\/\/jingyled.com\/wp-content\/uploads\/2025\/09\/Conclusion-18x10.jpg 18w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/noscript><\/p>\n<p><span style=\"font-weight: 400;\">V\u00fdb\u011br vhodn\u00e9 obnovovac\u00ed frekvence LED obrazovky zaru\u010duje div\u00e1kovi jasn\u00fd obraz, jas kamery a pohodl\u00ed na v\u0161ech signagech, akc\u00edch a vys\u00edl\u00e1n\u00ed. Va\u0161e volba je ur\u010dena faktory, jako jsou \u010dipy budi\u010d\u016f, pom\u011bry skenov\u00e1n\u00ed a po\u017eadavky aplikace.<\/span><a href=\"https:\/\/jingyled.com\/cs\/\"> <span style=\"font-weight: 400;\">JYLED<\/span><\/a> <span style=\"font-weight: 400;\">poskytuje pokro\u010dil\u00e9 LED osv\u011btlen\u00ed s vysok\u00fdm obnovovac\u00edm v\u00fdkonem, kter\u00e9 spl\u0148uje pot\u0159eby profesion\u00e1l\u016f. Prohledejte si na\u0161e produkty a maximalizujte sv\u00e9 projekty.<\/span><a href=\"https:\/\/jingyled.com\/cs\/kontaktujte-nas\/\"> <span style=\"font-weight: 400;\">Kontaktujte n\u00e1s je\u0161t\u011b dnes<\/span><\/a><span style=\"font-weight: 400;\"> abychom se dozv\u011bd\u011bli o va\u0161ich pot\u0159eb\u00e1ch v oblasti displej\u016f a vybrali ten, kter\u00fd jim nejl\u00e9pe vyhovuje.<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>The concept of visual refresh frequency will enable people to achieve the best LED screen performance in any business. From digital signage designs to broadcast studios, the correct refresh rate is employed in order to deliver flicker-free images, decreased eye-stretching, and work-stable clarity. This article explains the terms of refresh [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":23839,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"disabled","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-23733","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>LED Screen Refresh Rate: What You Need to Know - JingyLED<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/jingyled.com\/cs\/obnovovaci-frekvence-led-obrazovky\/\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"LED Screen Refresh Rate: What You Need to Know - JingyLED\" \/>\n<meta property=\"og:description\" content=\"The concept of visual refresh frequency will enable people to achieve the best LED screen performance in any business. From digital signage designs to broadcast studios, the correct refresh rate is employed in order to deliver flicker-free images, decreased eye-stretching, and work-stable clarity. 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