{"id":35469,"date":"2018-07-30T09:52:38","date_gmt":"2018-07-30T07:52:38","guid":{"rendered":"http:\/\/visualled.com\/?p=35469"},"modified":"2025-08-29T10:11:07","modified_gmt":"2025-08-29T08:11:07","slug":"lecteurs-video","status":"publish","type":"glosario","link":"https:\/\/visualled.com\/fr\/glossaire\/lecteurs-video\/","title":{"rendered":"Lecteurs vid\u00e9o"},"content":{"rendered":"\n<div class=\"wp-block-stackable-heading stk-block-heading stk-block-heading--v2 stk-block stk-2d15c9e\" id=\"lecteurs-video\" data-block-id=\"2d15c9e\"><h1 class=\"stk-block-heading__text has-text-align-center stk-block-heading--use-theme-margins\">LECTEURS VID\u00c9O<\/h1><\/div>\n\n\n\n\n\n\n\n<div class=\"alignfull wp-block-ugb-container ugb-container ugb-d45613e ugb-container--v2 ugb-container--design-plain ugb-main-block ugb--has-custom-content-width ugb-main-block--inner-center ugb--has-block-background\"><style>.ugb-d45613e.ugb-container > .ugb-inner-block{max-width:1440px !important}.ugb-d45613e{padding:0 !important}@media screen and (min-width:768px){.ugb-d45613e.ugb-container{padding-top:50px !important;padding-right:0px !important;padding-left:0px !important}}@media screen and (min-width:768px){.ugb-d45613e > .ugb-inner-block > .ugb-block-content > *{padding-top:35px !important}}<\/style><div class=\"ugb-inner-block ugb-inner-block--center\"><div class=\"ugb-block-content\"><div class=\"ugb-container__wrapper ugb-d45613e-wrapper\"><div class=\"ugb-container__side\"><div class=\"ugb-container__content-wrapper ugb-d45613e-content-wrapper\">\n<p class=\"wp-block-paragraph\"><strong>Les lecteurs vid\u00e9o \u00e0 LED ou lecteur LED sont les syst\u00e8mes qui reproduisent et stockent le contenu vid\u00e9o et l\u2019image des \u00e9crans \u00e0 LED.&nbsp;<\/strong>Nous y cr\u00e9ons les listes de lecture qui seront reproduites sur les \u00e9crans. Cette fonctionnalit\u00e9 peut \u00eatre li\u00e9e \u00e0 un hardware (syst\u00e8mes asynchrones) ou au logiciel de lecture (syst\u00e8mes synchrones). Ces acteurs ont plusieurs options de fonctionnement en commun:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&#8211;&nbsp; &nbsp; <strong><strong>T\u00e9l\u00e9chargement de vid\u00e9os et d\u2019images<\/strong><\/strong><br>&#8211;&nbsp; &nbsp; <strong>P<strong>rogrammation vid\u00e9o par calendrier<\/strong><\/strong><br>&#8211;&nbsp; &nbsp; <strong><strong>Programmation horaire de la luminosit\u00e9 de l\u2019\u00e9cran<\/strong><\/strong><\/p>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"alignfull wp-block-ugb-container ugb-container ugb-5d1caed ugb-container--v2 ugb-container--design-plain ugb-main-block ugb--has-custom-content-width ugb-main-block--inner-center ugb--has-block-background\"><style>.ugb-5d1caed.ugb-container > .ugb-inner-block{max-width:1440px !important}.ugb-5d1caed{padding:0 !important}@media screen and (min-width:768px){.ugb-5d1caed.ugb-container{padding-top:10px !important;padding-right:0px !important;padding-left:0px !important}}<\/style><div class=\"ugb-inner-block ugb-inner-block--center\"><div class=\"ugb-block-content\"><div class=\"ugb-container__wrapper ugb-5d1caed-wrapper\"><div class=\"ugb-container__side\"><div class=\"ugb-container__content-wrapper ugb-5d1caed-content-wrapper\">\n<h2 class=\"wp-block-heading\">TYPES DE PLAYERS POUR LES \u00c9CRANS \u00c0 LED<\/h2>\n\n\n\n<div class=\"wp-block-ugb-columns ugb-columns ugb-4d152d2 ugb-columns--design-plain ugb-columns--columns-2 ugb-main-block\"><style>.ugb-4d152d2-content-wrapper{grid-column-gap:80px !important}.ugb-4d152d2-content-wrapper > .ugb-column{align-items:center !important}.ugb-4d152d2-content-wrapper > .ugb-column > .ugb-inner-block{height:auto !important}<\/style><div class=\"ugb-inner-block\"><div class=\"ugb-block-content\"><div class=\"ugb-columns__item ugb-4d152d2-content-wrapper\">\n<div class=\"wp-block-ugb-column ugb-column ugb-47b4c3e ugb-column--design-plain ugb-main-block\"><style>@media screen and (min-width:768px){.ugb-47b4c3e > .ugb-inner-block > .ugb-block-content > *{justify-content:flex-start}}.ugb-47b4c3e > .ugb-inner-block > .ugb-block-content > *{justify-content:flex-start !important}<\/style><div class=\"ugb-inner-block\"><div class=\"ugb-block-content\"><div class=\"ugb-column__item ugb-47b4c3e-column-wrapper\"><div class=\"ugb-column__content-wrapper\">\n<p class=\"wp-block-paragraph\">Il existe sur le march\u00e9 une grande vari\u00e9t\u00e9 de syst\u00e8mes de lecture de contenus (players) pour \u00e9crans \u00e0 LED. Chacun d\u2019entre eux poss\u00e8de des fonctionnalit\u00e9s sp\u00e9cifiques et il existe m\u00eame des mod\u00e8les qui combinent des capacit\u00e9s de diff\u00e9rents types, y compris diff\u00e9rents ports pour connecter des sources vid\u00e9o, la m\u00e9moire interne, l\u2019acc\u00e8s et le contr\u00f4le par r\u00e9seaux, entre autres.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Les lecteurs ou players les plus courants sont : players pour logiciels, players pour hardware asynchrone, players pour hardware synchrone, et syst\u00e8me vid\u00e9o processeur compresseur.<\/strong><\/p>\n<\/div><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-ugb-column ugb-column ugb-292363d ugb-column--design-plain ugb-main-block\"><div class=\"ugb-inner-block\"><div class=\"ugb-block-content\"><div class=\"ugb-column__item ugb-292363d-column-wrapper\"><div class=\"ugb-column__content-wrapper\">\n<figure class=\"wp-block-image aligncenter\"><img decoding=\"async\" src=\"https:\/\/visualled.com\/wp-content\/uploads\/2020\/07\/reproductor-asincrono.jpg\" alt=\"La imagen tiene un atributo ALT vac\u00edo; su nombre de archivo es reproductor-asincrono.jpg\" title=\"\"><\/figure>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><strong><strong>Lecteur asynchrone<\/strong><\/strong><\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-heading stk-block-heading stk-block-heading--v2 stk-block stk-8b746b4\" id=\"lecteur-asynchrone\" data-block-id=\"8b746b4\"><h1 class=\"stk-block-heading__text has-text-align-center stk-block-heading--use-theme-margins\">LECTEUR ASYNCHRONE<\/h1><\/div>\n\n\n\n<div class=\"alignfull wp-block-ugb-container ugb-container ugb-8bf6644 ugb-container--v2 ugb-container--design-plain ugb-main-block ugb--has-custom-content-width ugb-main-block--inner-center ugb--has-block-background\"><style>.ugb-8bf6644.ugb-container > .ugb-inner-block{max-width:1440px !important}.ugb-8bf6644{padding:0 !important}@media screen and (min-width:768px){.ugb-8bf6644.ugb-container{padding-top:0px !important;padding-right:0px !important;padding-left:0px !important}}<\/style><div class=\"ugb-inner-block ugb-inner-block--center\"><div class=\"ugb-block-content\"><div class=\"ugb-container__wrapper ugb-8bf6644-wrapper\"><div class=\"ugb-container__side\"><div class=\"ugb-container__content-wrapper ugb-8bf6644-content-wrapper\">\n<h2 class=\"wp-block-heading\">QU\u2019EST-CE QUE LE SYST\u00c8ME ASYNCHRONE (ASYNC) POUR \u00c9CRANS \u00c0 LED?<\/h2>\n\n\n\n<div class=\"wp-block-ugb-columns ugb-columns ugb-f40be6e ugb-columns--design-plain ugb-columns--columns-2 ugb-main-block\"><style>.ugb-f40be6e-content-wrapper{grid-column-gap:100px !important}<\/style><div class=\"ugb-inner-block\"><div class=\"ugb-block-content\"><div class=\"ugb-columns__item ugb-f40be6e-content-wrapper\">\n<div class=\"wp-block-ugb-column ugb-column ugb-9f2a2e6 ugb-column--design-plain ugb-main-block\"><div class=\"ugb-inner-block\"><div class=\"ugb-block-content\"><div class=\"ugb-column__item ugb-9f2a2e6-column-wrapper\"><div class=\"ugb-column__content-wrapper\">\n<p class=\"wp-block-paragraph\">Dans ce type de syst\u00e8me, le lecteur est enti\u00e8rement int\u00e9gr\u00e9 dans l\u2019\u00e9cran LED. Ces syst\u00e8mes asynchrones sont de petites cartes \u00e9lectroniques situ\u00e9es \u00e0 l\u2019int\u00e9rieur de l\u2019\u00e9cran, accessibles par Wifi, connexion directe par c\u00e2ble r\u00e9seau ou Internet. Il existe des centaines de fabricants qui proposent ce type de syst\u00e8mes pour \u00e9crans \u00e0 LED, dont 99 % sont d\u2019origine asiatique. Un lecteur asynchrone se caract\u00e9rise par la possibilit\u00e9 de lire du contenu vid\u00e9o num\u00e9rique stock\u00e9 dans une m\u00e9moire (disque dur, cl\u00e9 USB, cartes SD, etc.) sans avoir besoin d\u2019une source vid\u00e9o avec lecteur externe. Les lecteurs asynchrones peuvent avoir une m\u00e9moire interne et des ports de connexion USB suppl\u00e9mentaires pour les m\u00e9moires externes.<\/p>\n\n\n\n<div class=\"wp-block-ugb-spacer ugb-spacer ugb-05eeb9b ugb-spacer--v2 ugb-main-block\"><div class=\"ugb-inner-block\"><div class=\"ugb-block-content\"><div class=\"ugb-spacer--inner\"><\/div><\/div><\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">QUELS AVANTAGES OFFRE UN SYST\u00c8ME ASYNCHRONE?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Comme il est int\u00e9gr\u00e9 \u00e0 l\u2019\u00e9cran, il est plus facile de ne pas d\u00e9pendre de lecteurs de contenu externes.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-ugb-column ugb-column ugb-f38a6df ugb-column--design-plain ugb-main-block\"><div class=\"ugb-inner-block\"><div class=\"ugb-block-content\"><div class=\"ugb-column__item ugb-f38a6df-column-wrapper\"><div class=\"ugb-column__content-wrapper\">\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/visualled.com\/wp-content\/uploads\/2020\/07\/reproductor-software.jpg\" alt=\"La imagen tiene un atributo ALT vac\u00edo; su nombre de archivo es reproductor-software.jpg\" title=\"\"><\/figure>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><strong>Reproductor pc por software<\/strong><\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center\">QUELS INCONV\u00c9NIENTS COMPORTE UN SYST\u00c8ME ASYNCHRONE?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Les prestations d\u2019un syst\u00e8me asynchrone sont tr\u00e8s limit\u00e9es et il n\u2019est pas possible de les \u00e9tendre, en plus d\u2019\u00eatre un syst\u00e8me de lecture d\u2019un fabricant particulier, nous sommes compl\u00e8tement ferm\u00e9s \u00e0 l\u2019utilisation de cette application, ne pouvant en choisir une autre dans le futur.<\/p>\n\n\n\n<div class=\"wp-block-ugb-columns ugb-columns ugb-ea3615c ugb-columns--design-plain ugb-columns--columns-2 ugb-main-block\"><style>.ugb-ea3615c-content-wrapper{grid-column-gap:100px !important}.ugb-ea3615c-content-wrapper > .ugb-column{align-items:center !important}.ugb-ea3615c-content-wrapper > .ugb-column > .ugb-inner-block{height:auto !important}<\/style><div class=\"ugb-inner-block\"><div class=\"ugb-block-content\"><div class=\"ugb-columns__item ugb-ea3615c-content-wrapper\">\n<div class=\"wp-block-ugb-column ugb-column ugb-2487c2a ugb-column--design-plain ugb-main-block\"><div class=\"ugb-inner-block\"><div class=\"ugb-block-content\"><div class=\"ugb-column__item ugb-2487c2a-column-wrapper\"><div class=\"ugb-column__content-wrapper\">\n<figure class=\"wp-block-image aligncenter is-resized\"><img decoding=\"async\" src=\"https:\/\/visualled.com\/wp-content\/uploads\/2020\/07\/video-procesador.jpg\" alt=\"La imagen tiene un atributo ALT vac\u00edo; su nombre de archivo es video-procesador.jpg\" style=\"width:653px;height:517px\" title=\"\"><\/figure>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><strong><strong><strong>Vid\u00e9o processeur compresseur<\/strong><\/strong><\/strong><\/p>\n<\/div><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-ugb-column ugb-column ugb-2c61f1a ugb-column--design-plain ugb-main-block\"><div class=\"ugb-inner-block\"><div class=\"ugb-block-content\"><div class=\"ugb-column__item ugb-2c61f1a-column-wrapper\"><div class=\"ugb-column__content-wrapper\">\n<h2 class=\"wp-block-heading\">APPLICATIONS D&rsquo;UN SYST\u00c8ME ASYNCHRONE<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Les syst\u00e8mes asynchrones, \u00e9tant plus basiques que les syst\u00e8mes synchrones, sont utilis\u00e9s pour les petits \u00e9crans \u00e0 LED qui ne n\u00e9cessitent pas une utilisation avanc\u00e9e dans la lecture de leur contenu. Par exemple:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><a href=\"https:\/\/visualled.com\/fr\/secteurs\/ecrans-led-pour-pharmacies\/\">\u2013 \u00c9crans \u00e0 LED pour les pharmacies<\/a><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><a href=\"https:\/\/visualled.com\/fr\/ecran-led-vitrine\/\" data-type=\"link\" data-id=\"https:\/\/visualled.com\/fr\/ecran-led-vitrine\/\">\u2013&nbsp;\u00c9crans \u00e0 LED pour magasins et commerces&nbsp;avec publicit\u00e9 tr\u00e8s r\u00e9p\u00e9titive<\/a><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2013<strong><a href=\"https:\/\/visualled.com\/fr\/ecran-led-geant\/\">&nbsp;\u00c9crans \u00e0 LED g\u00e9ants pour la publicit\u00e9 ext\u00e9rieure<\/a>.<\/strong><\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-ugb-columns ugb-columns ugb-15f1e73 ugb-columns--design-plain ugb-columns--columns-2 ugb-main-block\"><style>.ugb-15f1e73 > .ugb-inner-block > .ugb-block-content > .ugb-columns__item{grid-template-columns:1.20fr 0.80fr !important}.ugb-15f1e73-content-wrapper{grid-column-gap:100px !important}.ugb-15f1e73-content-wrapper > .ugb-column{align-items:center !important}.ugb-15f1e73-content-wrapper > .ugb-column > .ugb-inner-block{height:auto !important}<\/style><div class=\"ugb-inner-block\"><div class=\"ugb-block-content\"><div class=\"ugb-columns__item ugb-15f1e73-content-wrapper\">\n<div class=\"wp-block-ugb-column ugb-column ugb-a000cb7 ugb-column--design-plain ugb-main-block\"><div class=\"ugb-inner-block\"><div class=\"ugb-block-content\"><div class=\"ugb-column__item ugb-a000cb7-column-wrapper\"><div class=\"ugb-column__content-wrapper\">\n<h2 class=\"wp-block-heading\">FONCTIONS DES SYST\u00c8MES DE LECTURE ASYNCHRONE<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">En plus des fonctions habituelles de contr\u00f4le de la luminosit\u00e9 et de l\u2019alimentation, ils permettent la cr\u00e9ation de listes de lecture et de programmes automatis\u00e9s pour lire le contenu \u00e0 des dates et heures sp\u00e9cifiques. Les lectures asynchrones disposent g\u00e9n\u00e9ralement d\u2019un logiciel de contr\u00f4le sp\u00e9cifique pour programmer leurs fonctions avanc\u00e9es, compatible avec de multiples types de fichiers image et vid\u00e9o (jpg, png, tif, gif, avi, wmv, mp4, etc.).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Certains mod\u00e8les de lecture asynchrones peuvent incorporer des fonctionnalit\u00e9s sp\u00e9cifiques pour la commande r\u00e9seau, la commande par capteur et l\u2019\u00e9lectronique de commande, ainsi que des ports vid\u00e9o pour le fonctionnement en mode synchrone.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-ugb-column ugb-column ugb-4ca8365 ugb-column--design-plain ugb-main-block\"><div class=\"ugb-inner-block\"><div class=\"ugb-block-content\"><div class=\"ugb-column__item ugb-4ca8365-column-wrapper\"><div class=\"ugb-column__content-wrapper\">\n<figure class=\"wp-block-image is-resized\"><img decoding=\"async\" src=\"https:\/\/visualled.com\/wp-content\/uploads\/2020\/07\/reproductor-sincrono.jpg\" alt=\"La imagen tiene un atributo ALT vac\u00edo; su nombre de archivo es reproductor-sincrono.jpg\" style=\"width:653px;height:225px\" title=\"\"><\/figure>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><strong><strong>Lecteur synchrone<\/strong><\/strong><\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-ugb-spacer ugb-spacer ugb-c87ada5 ugb-spacer--v2 ugb-main-block\"><style>@media screen and (min-width:768px){.ugb-c87ada5.ugb-spacer{height:150px !important}}<\/style><div class=\"ugb-inner-block\"><div class=\"ugb-block-content\"><div class=\"ugb-spacer--inner\"><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-ugb-spacer ugb-spacer ugb-624a438 ugb-spacer--v2 ugb-main-block\"><style>@media screen and (min-width:768px){.ugb-624a438.ugb-spacer{height:50px !important}}<\/style><div class=\"ugb-inner-block\"><div class=\"ugb-block-content\"><div class=\"ugb-spacer--inner\"><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"alignfull wp-block-ugb-container ugb-container ugb-fa3fba7 ugb-container--v2 ugb-container--design-plain ugb-main-block ugb--has-custom-content-width ugb-main-block--inner-center ugb--has-block-background\"><style>.ugb-fa3fba7.ugb-container > .ugb-inner-block{max-width:1440px !important}.ugb-fa3fba7{padding:0 !important}@media screen and (min-width:768px){.ugb-fa3fba7.ugb-container{margin-bottom:0px !important;padding-top:0px !important;padding-right:0px !important;padding-left:0px !important}}<\/style><div class=\"ugb-inner-block ugb-inner-block--center\"><div class=\"ugb-block-content\"><div class=\"ugb-container__wrapper ugb-fa3fba7-wrapper\"><div class=\"ugb-container__side\"><div class=\"ugb-container__content-wrapper ugb-fa3fba7-content-wrapper\">\n<div class=\"wp-block-stackable-heading stk-block-heading stk-block-heading--v2 stk-block stk-ffef712\" id=\"player-synchrone\" data-block-id=\"ffef712\"><h1 class=\"stk-block-heading__text has-text-align-center stk-block-heading--use-theme-margins\">PLAYER SYNCHRONE<\/h1><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center\">QU&rsquo;EST-CE QU&rsquo;UN SYST\u00c8ME SYNCHRONE POUR \u00c9CRANS \u00c0 LED?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Dans les \u00e9crans \u00e0 LED, le syst\u00e8me synchrone fait r\u00e9f\u00e9rence au syst\u00e8me pour lequel une source externe de lecture est requise. En d\u2019autres termes, l\u2019\u00e9cran int\u00e8gre une entr\u00e9e num\u00e9rique de vid\u00e9o ou de donn\u00e9es sur laquelle il est n\u00e9cessaire de connecter une source de vid\u00e9o.<\/p>\n\n\n\n<div class=\"wp-block-ugb-columns ugb-columns ugb-1697f39 ugb-columns--design-plain ugb-columns--columns-2 ugb-main-block\"><style>.ugb-1697f39-content-wrapper{grid-column-gap:100px !important}@media screen and (min-width:768px){.ugb-1697f39.ugb-columns{margin-top:50px !important;margin-bottom:0px !important;padding-top:0px !important;padding-right:0px !important;padding-bottom:0px !important;padding-left:0px !important}}<\/style><div class=\"ugb-inner-block\"><div class=\"ugb-block-content\"><div class=\"ugb-columns__item ugb-1697f39-content-wrapper\">\n<div class=\"wp-block-ugb-column ugb-column ugb-2f8599f ugb-column--design-plain ugb-main-block\"><div class=\"ugb-inner-block\"><div class=\"ugb-block-content\"><div class=\"ugb-column__item ugb-2f8599f-column-wrapper\"><div class=\"ugb-column__content-wrapper\">\n<h2 class=\"wp-block-heading\">QUELS SONT LES AVANTAGES DES SYST\u00c8MES SYNCHRONES DANS LES \u00c9CRANS \u00c0 LED?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Le principal avantage de ces syst\u00e8mes est la libert\u00e9 de pouvoir connecter n\u2019importe quel appareil de lecture aux \u00e9crans \u00e0 LED, comme s\u2019il s\u2019agissait d\u2019un t\u00e9l\u00e9viseur classique avec entr\u00e9e vid\u00e9o externe.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-ugb-column ugb-column ugb-46e7ef9 ugb-column--design-plain ugb-main-block\"><div class=\"ugb-inner-block\"><div class=\"ugb-block-content\"><div class=\"ugb-column__item ugb-46e7ef9-column-wrapper\"><div class=\"ugb-column__content-wrapper\">\n<h2 class=\"wp-block-heading\">QUEL EST L&rsquo;INCONV\u00c9NIENT DES SYST\u00c8MES SYNCHRONES?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Les syst\u00e8mes synchrones utilisent un petit \u00e9l\u00e9ment appel\u00e9 carte convertisseur de signal ou sending card. Cette carte convertit le signal d\u2019image d\u2019entr\u00e9e HDMI ou DVI et le convertit pour que l\u2019\u00e9cran \u00e0 LED puisse le reproduire. Cet \u00e9l\u00e9ment, bien que de dimensions tr\u00e8s r\u00e9duites, doit \u00eatre situ\u00e9 entre le syst\u00e8me de lecture et l\u2019\u00e9cran \u00e0 LED.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">L&rsquo;UTILISATION ET L&rsquo;APPLICATION DU SYST\u00c8ME SYNCHRONE<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Le syst\u00e8me Synchrone est g\u00e9n\u00e9ralement utilis\u00e9 pour les \u00e9crans \u00e0 LED qui n\u00e9cessitent la connexion de signaux vid\u00e9o externes tels que:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2013 Applications en direct (connexion de cam\u00e9ras vid\u00e9o)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2013 Connexion des signaux de t\u00e9l\u00e9vision (TNT, satellite\u2026)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2013 Lecteurs e contenu (digital signage)<\/p>\n\n\n\n<div class=\"calculadora-form \">\n    <div class=\"calculadora-contenedor\">\n        <form action=\"https:\/\/visualled.com\/wp-content\/themes\/visualled-child\/calculadora\/calc.php\" class=\"calform\" method=\"POST\">\n\n            <div class=\"intro\">\n                <div class=\"texto\">\n                    <h2>CALCULATEUR DE PRIX DES \u00c9CRANS \u00c0 LED<\/h2>\n                    <p>Introduisez la mesure souhait\u00e9e et vous obtiendrez automatiquement le meilleur prix du march\u00e9.<\/p>\n                <\/div>\n            <\/div>\n            <ul>\n                                \n                    \n\n                    <li class=\"largo\">\n                        <i class=\"fas fa-arrows-alt-h\"><\/i>\n                        <input type=\"text\" name=\"width\" value=\"\" required pattern=\"[0-9]*\" inputmode=\"numeric\" placeholder=\"Largeur\">\n                    <\/li>\n\n                    <li class=\"alto\">\n                        <i class=\"fas fa-arrows-alt-v\"><\/i>\n                        <input type=\"text\" name=\"height\" value=\"\" required pattern=\"[0-9]*\" inputmode=\"numeric\" placeholder=\"Hauteur\">\n                    <\/li>\n\n                                            <li class=\"ubicacion\">\n                            <i class=\"fas fa-umbrella\"><\/i>\n                            <select name=\"location\" required>\n                                <option  value=\"1\">Non prot\u00e9g\u00e9 de la pluie<\/option>\n                                <option  value=\"2\"><i class=\"fas fa-umbrella\"><\/i> Prot\u00e9g\u00e9 de la pluie<\/option>\n                            <\/select>\n                        <\/li>\n                    \n                \n                <li class=\"boton-ofertas\">\n                    <button type=\"submit\"><i class=\"fas fa-search-dollar\"><\/i> CALCULER LE PRIX<\/button>\n                    <!-- <a href=\"\"><i class=\"fa fa-info-circle\"><\/i><\/a> -->\n                <\/li>\n\n            <\/ul>\n\n            <input type=\"hidden\" name=\"page\" value=\"search\">\n            <input type=\"hidden\" name=\"ofertaPage\" value=\"https:\/\/visualled.com\/fr\/detail-offre\/\">\n                                <\/form>\n    <\/div>\n    <div class=\"calloading\" style=\"display:none\">\n        <div class=\"carga\">\n            <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" style=\"margin:-150px auto 0; background: transparent; display: block;\" width=\"500px\" height=\"200px\" viewBox=\"0 0 100 100\" preserveAspectRatio=\"xMidYMid\">\n                <circle cx=\"84\" cy=\"50\" r=\"10\" fill=\"#d64238\">\n                    <animate attributeName=\"r\" repeatCount=\"indefinite\" dur=\"0.25s\" calcMode=\"spline\" keyTimes=\"0;1\" values=\"10;0\" keySplines=\"0 0.5 0.5 1\" begin=\"0s\"><\/animate>\n                    <animate attributeName=\"fill\" repeatCount=\"indefinite\" dur=\"1s\" calcMode=\"discrete\" keyTimes=\"0;0.25;0.5;0.75;1\" 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fill=\"#23bbee\">\n                    <animate attributeName=\"r\" repeatCount=\"indefinite\" dur=\"1s\" calcMode=\"spline\" keyTimes=\"0;0.25;0.5;0.75;1\" values=\"0;0;10;10;10\" keySplines=\"0 0.5 0.5 1;0 0.5 0.5 1;0 0.5 0.5 1;0 0.5 0.5 1\" begin=\"-0.75s\"><\/animate>\n                    <animate attributeName=\"cx\" repeatCount=\"indefinite\" dur=\"1s\" calcMode=\"spline\" keyTimes=\"0;0.25;0.5;0.75;1\" values=\"16;16;16;50;84\" keySplines=\"0 0.5 0.5 1;0 0.5 0.5 1;0 0.5 0.5 1;0 0.5 0.5 1\" begin=\"-0.75s\"><\/animate>\n                <\/circle>\n            <\/svg>\n        <\/div>\n    <\/div>\n    <div class=\"calresults\"><\/div>\n    <div id=\"modal-size-variants\" class=\"modal\">\n        <div class=\"contenedor-variant\">\n            <div class=\"img\">\n                <img decoding=\"async\" src=\"https:\/\/media.visualled.com\/images\/pantalla-led-960-960-111024.webp\" id=\"modal-size-variants-img\" data-skip-lazy=\"1\" alt=\"\" title=\"\">\n            <\/div>\n            <div class=\"precios\">\n                <p class=\"available-sizes\">Tailles disponibles<\/p>\n                \n                <div class=\"seleccion-precios\">\n                    <p>Choisissez l&rsquo;une des tailles<\/p>\n                    <div id=\"size-options\"><\/div>\n                    <button id=\"size-options-button\">VOIR PLUS D&rsquo;INFORMATIONS <\/button>\n                <\/div>\n                <!-- <div class=\"incluye\">\n                    <h3>Comprend<\/h3>\n                    <div class=\"iconos\">\n                        <div class=\"1\">\n                            <img decoding=\"async\" src=\"https:\/\/visualled.com\/img\/incluye-cabinets.webp\" alt=\"incluye cabinets\" title=\"\">\n                            <p>\u00c9cran modulaire<\/p>\n                        <\/div>\n                        <div class=\"2\">\n                            <img decoding=\"async\" src=\"https:\/\/visualled.com\/img\/incluye-play.webp\" alt=\"incluye cabinets\" title=\"\">\n                            <p>Joueur<\/p>\n                        <\/div>\n                        <div class=\"3\">\n                            <img decoding=\"async\" src=\"https:\/\/visualled.com\/img\/incluye-soft.webp\" alt=\"incluye cabinets\" title=\"\">\n                            <p>Logiciel<\/p>\n                        <\/div>\n                        <div class=\"4\">\n                            <img decoding=\"async\" src=\"https:\/\/visualled.com\/img\/incluye-manuales.webp\" alt=\"incluye cabinets\" title=\"\">\n                            <p>Manuels<\/p>\n                        <\/div>\n                    <\/div>\n                <\/div> -->\n            <\/div>\n\n        <\/div>\n    <\/div>\n<\/div>\n\n\n\n<div class=\"aligncenter wp-block-ugb-container ugb-container ugb-30376f8 ugb-container--v2 ugb-container--design-plain ugb-main-block ugb--has-custom-content-width\"><style>.ugb-30376f8.ugb-container > .ugb-inner-block{max-width:1440px !important}@media screen and (min-width:768px){.ugb-30376f8.ugb-container{padding-top:60px !important;padding-right:0px !important;padding-bottom:80px !important;padding-left:0px !important}}<\/style><div class=\"ugb-inner-block\"><div class=\"ugb-block-content\"><div class=\"ugb-container__wrapper ugb-30376f8-wrapper\"><div class=\"ugb-container__side\"><div class=\"ugb-container__content-wrapper ugb-30376f8-content-wrapper\"><div class=\"aligncenter wp-block-ugb-blog-posts ugb-blog-posts ugb-b05b2d6 ugb-blog-posts--v2 ugb-blog-posts--design-portfolio ugb-blog-posts--columns-4 ugb-blog-posts--has-bg-color ugb-main-block ugb--has-custom-content-width\"><style>.ugb-b05b2d6 .ugb-blog-posts__title a{color:#ffffff !important}.ugb-b05b2d6 .ugb-blog-posts__title a:hover{opacity:0.8}.ugb-b05b2d6 .ugb-blog-posts__title{font-size:30px !important;font-weight:900 !important;text-transform:uppercase !important;text-align:center !important;margin-bottom:0px !important}.ugb-b05b2d6 .ugb-inner-block{text-align:center}.ugb-b05b2d6.ugb-blog-posts > .ugb-inner-block{max-width:1440px !important}.ugb-b05b2d6 .ugb-block-title{line-height:2em !important;text-align:center}.ugb-b05b2d6 .ugb-blog-posts__item{border-radius:5px !important;background-color:var(--ast-global-color-5) !important}@media screen and (min-width:768px){.ugb-b05b2d6.ugb-blog-posts{margin-top:0px !important;margin-bottom:0px !important;margin-right:0px !important;margin-left:0px !important;padding-top:0px !important;padding-right:0px !important;padding-bottom:0px !important;padding-left:0px !important}}@media screen and (min-width:768px){.ugb-b05b2d6 > .ugb-inner-block > .ugb-block-content > *{padding-top:100px !important;padding-bottom:100px !important;padding-right:0px !important;padding-left:0px !important}}<\/style> <style>.ugb-b05b2d6.ugb-blog-posts .ugb-blog-posts__title a{font-size:20px !important;text-shadow:1px 1px 1px black !important}<\/style>\r\n<div class=\"ugb-inner-block\">\r\n<h2 class=\"ugb-block-title\">Poste connexe<\/h2>\r\n<div class=\"ugb-block-content\"><article class=\"ugb-blog-posts__item\"><div class=\"ugb-blog-posts__content\"><p class=\"ugb-blog-posts__title\"><a href=\"https:\/\/visualled.com\/fr\/glossaire\/technologies-de-protection-pour-les-modules-led-aob-et-gob\/\">Technologies de protection pour les modules LED : AOB et GOB<\/a><\/p><\/div><\/article><article class=\"ugb-blog-posts__item\"><div class=\"ugb-blog-posts__featured-image-background\" style=\"background-image: url(https:\/\/visualled.com\/wp-content\/uploads\/2020\/07\/CALIBRACION-DEL-LED.jpg)\"><\/div><div class=\"ugb-blog-posts__content\"><p class=\"ugb-blog-posts__title\"><a href=\"https:\/\/visualled.com\/fr\/glossaire\/calibrage-des-led\/\">Calibrage des led<\/a><\/p><\/div><\/article><article class=\"ugb-blog-posts__item\"><div class=\"ugb-blog-posts__featured-image-background\" style=\"background-image: url(https:\/\/visualled.com\/wp-content\/uploads\/2020\/07\/placas-led.jpg)\"><\/div><div class=\"ugb-blog-posts__content\"><p class=\"ugb-blog-posts__title\"><a href=\"https:\/\/visualled.com\/fr\/glossaire\/module-a-led-platine-a-led\/\">Module \u00e0 Led \/ Platine \u00e0 Led<\/a><\/p><\/div><\/article><article class=\"ugb-blog-posts__item\"><div class=\"ugb-blog-posts__featured-image-background\" style=\"background-image: url(https:\/\/visualled.com\/wp-content\/uploads\/2020\/07\/consumo-electrico.jpg)\"><\/div><div class=\"ugb-blog-posts__content\"><p class=\"ugb-blog-posts__title\"><a href=\"https:\/\/visualled.com\/fr\/glossaire\/consommation-electrique-des-ecrans-a-led\/\">Consommation \u00e9lectrique des \u00e9crans \u00e0 led<\/a><\/p><\/div><\/article><\/div>\r\n<\/div>\r\n<\/div><\/div><\/div><\/div><\/div><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>LECTEURS VID\u00c9O Les lecteurs vid\u00e9o \u00e0 LED ou lecteur LED sont les syst\u00e8mes qui reproduisent et stockent le contenu vid\u00e9o et l\u2019image des \u00e9crans \u00e0 LED.&nbsp;Nous y [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":41852,"comment_status":"closed","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"default","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":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","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 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center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-35469","glosario","type-glosario","status-publish","has-post-thumbnail","hentry"],"featured_image_urls_v2":{"full":["https:\/\/visualled.com\/wp-content\/uploads\/2020\/07\/reproductores-de-pantallas-led.jpg",710,400,false],"thumbnail":["https:\/\/visualled.com\/wp-content\/uploads\/2020\/07\/reproductores-de-pantallas-led-150x150.jpg",150,150,true],"medium":["https:\/\/visualled.com\/wp-content\/uploads\/2020\/07\/reproductores-de-pantallas-led-300x169.jpg",300,169,true],"medium_large":["https:\/\/visualled.com\/wp-content\/uploads\/2020\/07\/reproductores-de-pantallas-led.jpg",710,400,false],"large":["https:\/\/visualled.com\/wp-content\/uploads\/2020\/07\/reproductores-de-pantallas-led.jpg",710,400,false],"1536x1536":["https:\/\/visualled.com\/wp-content\/uploads\/2020\/07\/reproductores-de-pantallas-led.jpg",710,400,false],"2048x2048":["https:\/\/visualled.com\/wp-content\/uploads\/2020\/07\/reproductores-de-pantallas-led.jpg",710,400,false],"menu-24x24":["https:\/\/visualled.com\/wp-content\/uploads\/2020\/07\/reproductores-de-pantallas-led.jpg",24,14,false],"menu-34x34":["https:\/\/visualled.com\/wp-content\/uploads\/2020\/07\/reproductores-de-pantallas-led.jpg",34,19,false],"menu-48x48":["https:\/\/visualled.com\/wp-content\/uploads\/2020\/07\/reproductores-de-pantallas-led.jpg",48,27,false]},"post_excerpt_stackable_v2":"<p>LECTEURS VID\u00c9O Les lecteurs vid\u00e9o \u00e0 LED ou lecteur LED sont les syst\u00e8mes qui reproduisent et stockent le contenu vid\u00e9o et l\u2019image des \u00e9crans \u00e0 LED.&nbsp;Nous y cr\u00e9ons les listes de lecture qui seront reproduites sur les \u00e9crans. Cette fonctionnalit\u00e9 peut \u00eatre li\u00e9e \u00e0 un hardware (syst\u00e8mes asynchrones) ou au logiciel de lecture (syst\u00e8mes synchrones). Ces acteurs ont plusieurs options de fonctionnement en commun: &#8211;&nbsp; &nbsp; T\u00e9l\u00e9chargement de vid\u00e9os et d\u2019images&#8211;&nbsp; &nbsp; Programmation vid\u00e9o par calendrier&#8211;&nbsp; &nbsp; Programmation horaire de la luminosit\u00e9 de l\u2019\u00e9cran TYPES DE PLAYERS POUR LES \u00c9CRANS \u00c0 LED Il existe sur le march\u00e9 une grande vari\u00e9t\u00e9\u2026<\/p>\n","category_list_v2":"","author_info_v2":{"name":"Samuel Fernandez","url":"https:\/\/visualled.com\/fr\/author\/samuel\/"},"comments_num_v2":"0 commentaire","_links":{"self":[{"href":"https:\/\/visualled.com\/fr\/wp-json\/wp\/v2\/glosario\/35469","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/visualled.com\/fr\/wp-json\/wp\/v2\/glosario"}],"about":[{"href":"https:\/\/visualled.com\/fr\/wp-json\/wp\/v2\/types\/glosario"}],"author":[{"embeddable":true,"href":"https:\/\/visualled.com\/fr\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/visualled.com\/fr\/wp-json\/wp\/v2\/comments?post=35469"}],"version-history":[{"count":0,"href":"https:\/\/visualled.com\/fr\/wp-json\/wp\/v2\/glosario\/35469\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/visualled.com\/fr\/wp-json\/wp\/v2\/media\/41852"}],"wp:attachment":[{"href":"https:\/\/visualled.com\/fr\/wp-json\/wp\/v2\/media?parent=35469"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}