{"id":101581,"date":"2019-05-22T08:04:25","date_gmt":"2019-05-22T06:04:25","guid":{"rendered":"http:\/\/riverdi.com\/blog\/quest-ce-qui-determine-la-resolution-des-ecrans-riverdi\/"},"modified":"2024-05-20T11:04:42","modified_gmt":"2024-05-20T09:04:42","slug":"quest-ce-qui-determine-la-resolution-des-ecrans-riverdi","status":"publish","type":"post","link":"https:\/\/riverdi.com\/fr\/blog\/quest-ce-qui-determine-la-resolution-des-ecrans-riverdi","title":{"rendered":"Qu&rsquo;est-ce qui d\u00e9termine la r\u00e9solution des \u00e9crans Riverdi ?"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/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=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #002175;color:#002175\" 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: #002175;color:#002175\" 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:\/\/riverdi.com\/fr\/blog\/quest-ce-qui-determine-la-resolution-des-ecrans-riverdi\/#Un_peu_plus_sur_le_pixel\" >Un peu plus sur le pixel<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/riverdi.com\/fr\/blog\/quest-ce-qui-determine-la-resolution-des-ecrans-riverdi\/#Dimensions_standard_des_presentoirs_Riverdi\" >Dimensions standard des pr\u00e9sentoirs Riverdi<\/a><\/li><\/ul><\/nav><\/div>\n<p>Dans cet article de blog de la s\u00e9rie <a href=\"https:\/\/riverdi.com\/category\/display-101\/\">Display 101<\/a>, nous expliquons la r\u00e9solution des \u00e9crans intelligents. Commen\u00e7ons donc par la <strong>d\u00e9finition de la r\u00e9solution d&rsquo;affichage<\/strong>.<\/p>\n<p>La r\u00e9solution d&rsquo;un \u00e9cran est le <strong>nombre de pixels horizontaux et verticaux<\/strong>, c&rsquo;est-\u00e0-dire d&rsquo;\u00e9l\u00e9ments d&rsquo;image, dans toutes les dimensions, qui peuvent \u00eatre affich\u00e9s.<\/p>\n<p>Les <a href=\"https:\/\/en.wikipedia.org\/wiki\/Pixel\">pixels<\/a> sont dispos\u00e9s en r\u00e9seau pour former des images &#8211; combin\u00e9es pour \u00e9clairer, projeter et r\u00e9orienter les optiques.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Un_peu_plus_sur_le_pixel\"><\/span>Un peu plus sur le pixel<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>La premi\u00e8re fois que l&rsquo;expression <strong>\u00ab\u00a0pixel\u00a0\u00bb<\/strong> a \u00e9t\u00e9 publi\u00e9e, c&rsquo;\u00e9tait en 1965, pour d\u00e9crire des \u00e9l\u00e9ments d&rsquo;images provenant de sondes spatiales. Il s&rsquo;agit de la plus petite repr\u00e9sentation contr\u00f4lable d&rsquo;une image affich\u00e9e.<\/p>\n<p><a href=\"https:\/\/riverdi.com\/wp-content\/uploads\/2019\/05\/What-determines-the-resolution-of-Riverdi-Displays-lcd-close-up.png\"><img decoding=\"async\" class=\"wp-image-7363 size-full aligncenter\" src=\"https:\/\/riverdi.com\/wp-content\/uploads\/2019\/05\/What-determines-the-resolution-of-Riverdi-Displays-lcd-close-up.png\" alt=\"Affichage 101 Riverdi pixels\" width=\"873\" height=\"523\"><\/a><\/p>\n<p>La solution la plus couramment utilis\u00e9e pour obtenir des couleurs sur l&rsquo;\u00e9cran consiste \u00e0 m\u00e9langer les trois couleurs primaires dans le syst\u00e8me RVB. <strong><br \/>\n  <span style=\"color: #ff0000\">le rouge<\/span><br \/>\n<\/strong>, <strong><br \/>\n  <span style=\"color: #00ff00\">vert<\/span><br \/>\n<\/strong>et le <strong><br \/>\n  <span style=\"color: #0000ff\">bleu<\/span><br \/>\n<\/strong>Le m\u00e9lange additif permet d&rsquo;obtenir une image en couleur.<\/p>\n<p>Chaque pixel de l&rsquo;image peut \u00eatre modifi\u00e9 ind\u00e9pendamment. <strong>Chaque pixel est compos\u00e9 de trois sous-pixels<\/strong>, \u00e9mettant de la lumi\u00e8re en rouge, vert et bleu.<\/p>\n<p>Le contr\u00f4le de l&rsquo;intensit\u00e9 d&rsquo;\u00e9mission des sous-composants permet d&rsquo;obtenir la couleur du pixel entier. Par cons\u00e9quent, pour la couleur noire, tous les sous-pixels sont att\u00e9nu\u00e9s. La couleur blanche correspond \u00e0 l&rsquo;intensit\u00e9 maximale des trois composantes.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Dimensions_standard_des_presentoirs_Riverdi\"><\/span>Dimensions standard des pr\u00e9sentoirs Riverdi<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Riverdi propose des <a href=\"https:\/\/riverdi.com\/catalogue-des-produits\">\u00e9crans<\/a> industriels standard avec les r\u00e9solutions suivantes :<\/p>\n<table style=\"height: 219px\" width=\"50%\">\n<tbody style=\"border-bottom: 1px solid grey\">\n<tr style=\"border-bottom: 1px solid grey\">\n<td style=\"border: 1px solid grey;padding: 10px;background-color: #dadada\"><b>taille<\/b><\/td>\n<td style=\"border: 1px solid grey;padding: 10px;background-color: #dadada\"><b>r\u00e9solution<\/b><\/td>\n<td style=\"border: 1px solid grey;padding: 10px;background-color: #dadada\"><b>nom abr\u00e9g\u00e9 de la r\u00e9solution<\/b><\/td>\n<\/tr>\n<tr style=\"border-bottom: 1px solid grey\">\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">3.5&Prime;<\/span><\/td>\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">320&#215;240<\/span><\/td>\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">QVGA<\/span><\/td>\n<\/tr>\n<tr style=\"border-bottom: 1px solid grey\">\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">4.3&Prime;<\/span><\/td>\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">480&#215;272<\/span><\/td>\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">WQVGA<\/span><\/td>\n<\/tr>\n<tr style=\"border-bottom: 1px solid grey\">\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">5.0&Prime;<\/span><\/td>\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">800&#215;480<\/span><\/td>\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">WVGA<\/span><\/td>\n<\/tr>\n<tr style=\"border-bottom: 1px solid grey\">\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">7.0&Prime;<\/span><\/td>\n<td style=\"border: 1px solid grey;padding: 10px\">1024&#215;600<\/td>\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">WVGA<\/span><\/td>\n<\/tr>\n<tr style=\"border-bottom: 1px solid grey\">\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">10.0&Prime;<\/span><\/td>\n<td style=\"border: 1px solid grey;padding: 10px\">1280&#215;800<\/td>\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">WXGA<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Ci-dessus, vous trouverez la r\u00e9solution d&rsquo;affichage la plus courante pour ces tailles, ainsi que de br\u00e8ves descriptions pour une reconnaissance plus rapide.<\/p>\n<p>La r\u00e9solution la plus \u00e9lev\u00e9e disponible dans un produit standard est <strong>WXGA<\/strong> &#8211; elle d\u00e9crit une r\u00e9solution de <span class=\"nowrap\"><br \/>\n  <span data-sort-value=\"1024000 !\">1280 \u00d7 800<\/span><br \/>\n<\/span> pixels, avec un rapport hauteur\/largeur de 16:10 &#8211; bien connu dans l&rsquo;\u00e9lectronique grand public, comme les ordinateurs portables ou les tablettes. Pour un \u00e9cran de 10,0 pouces, cette r\u00e9solution offre une grande lisibilit\u00e9, en pr\u00e9sentant des images d\u00e9taill\u00e9es avec des couleurs vives et nettes.<\/p>\n<p>Ci-dessous sont expliqu\u00e9es les autres r\u00e9solutions disponibles dans les diff\u00e9rentes tailles d&rsquo;affichage propos\u00e9es par Riverdi.<\/p>\n<p>Le <strong>QVGA<\/strong> correspond \u00e0 Quarter Video Graphics Array. Cette br\u00e8ve description a des raisons historiques. Le <strong>VGA<\/strong> \u00e9tait la norme industrielle \u00e0 la fin des ann\u00e9es 1980 (\u00e0 cause des produits IBM), et la r\u00e9solution 320&#215;240 correspond \u00e0 1\/4 de cette image :<\/p>\n<p><a href=\"https:\/\/riverdi.com\/wp-content\/uploads\/2019\/05\/What-determines-the-resolution-of-Riverdi-Displays-qvga-vga.png\"><img decoding=\"async\" class=\"wp-image-7364 size-full aligncenter\" src=\"https:\/\/riverdi.com\/wp-content\/uploads\/2019\/05\/What-determines-the-resolution-of-Riverdi-Displays-qvga-vga.png\" alt=\"Riverdi Display 101 R\u00e9solution VGA\" width=\"873\" height=\"523\"><\/a><\/p>\n<p>Le <strong>rapport d&rsquo;aspect du QVGA est de 4:3<\/strong>. La d\u00e9finition WQVGA d\u00e9crit plus d&rsquo;une r\u00e9solution. Il caract\u00e9rise les r\u00e9solutions d&rsquo;affichage de m\u00eame hauteur (donn\u00e9e en pixels), mais plus large.<\/p>\n<p>Variantes de WQVGA :<\/p>\n<table style=\"height: 219px\" width=\"50%\">\n<tbody style=\"border-bottom: 1px solid grey\">\n<tr style=\"border-bottom: 1px solid grey\">\n<td style=\"border: 1px solid grey;padding: 10px;background-color: #dadada\"><b>Hauteur  [pixel]<\/b><\/td>\n<td style=\"border: 1px solid grey;padding: 10px;background-color: #dadada\"><b>Large  [pixel]<\/b><\/td>\n<\/tr>\n<tr style=\"border-bottom: 1px solid grey\">\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">360<\/span><\/td>\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">240<\/span><\/td>\n<\/tr>\n<tr style=\"border-bottom: 1px solid grey\">\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">376<\/span><\/td>\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">240<\/span><\/td>\n<\/tr>\n<tr style=\"border-bottom: 1px solid grey\">\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">384<\/span><\/td>\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">240<\/span><\/td>\n<\/tr>\n<tr style=\"border-bottom: 1px solid grey\">\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">400<\/span><\/td>\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">240<\/span><\/td>\n<\/tr>\n<tr style=\"border-bottom: 1px solid grey\">\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">428<\/span><\/td>\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">240<\/span><\/td>\n<\/tr>\n<tr style=\"border-bottom: 1px solid grey\">\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">432<\/span><\/td>\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">240<\/span><\/td>\n<\/tr>\n<tr style=\"border-bottom: 1px solid grey\">\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">480<\/span><\/td>\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">270<\/span><\/td>\n<\/tr>\n<tr style=\"border-bottom: 1px solid grey\">\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">480<\/span><\/td>\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">272<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Le rapport d&rsquo;aspect pour le WQVGA est diff\u00e9rent pour chaque hauteur. Le format du Riverdi 4.3&Prime; est de 16:9.<\/p>\n<p>Les Riverdi 5.0&Prime; et 7.0&Prime; sont WVGA, ce qui signifie Wide VGA (la r\u00e8gle est la m\u00eame que pour WQVGA &#8211; la hauteur reste la m\u00eame que pour VGA). Il existe \u00e9galement des variantes plus populaires de WVGA :<span style=\"font-weight: 400\"><br \/>\n<\/span><\/p>\n<table style=\"height: 219px\" width=\"50%\">\n<tbody style=\"border-bottom: 1px solid grey\">\n<tr style=\"border-bottom: 1px solid grey\">\n<td style=\"border: 1px solid grey;padding: 10px;background-color: #dadada\"><b>Hauteur  [pixel]<\/b><\/td>\n<td style=\"border: 1px solid grey;padding: 10px;background-color: #dadada\"><b>Large  [pixel]<\/b><\/td>\n<\/tr>\n<tr style=\"border-bottom: 1px solid grey\">\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">640<\/span><\/td>\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">360<\/span><\/td>\n<\/tr>\n<tr style=\"border-bottom: 1px solid grey\">\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">640<\/span><\/td>\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">384<\/span><\/td>\n<\/tr>\n<tr style=\"border-bottom: 1px solid grey\">\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">720<\/span><\/td>\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">480<\/span><\/td>\n<\/tr>\n<tr style=\"border-bottom: 1px solid grey\">\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">768<\/span><\/td>\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">480<\/span><\/td>\n<\/tr>\n<tr style=\"border-bottom: 1px solid grey\">\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">800<\/span><\/td>\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">450<\/span><\/td>\n<\/tr>\n<tr style=\"border-bottom: 1px solid grey\">\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">800<\/span><\/td>\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">480<\/span><\/td>\n<\/tr>\n<tr style=\"border-bottom: 1px solid grey\">\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">848<\/span><\/td>\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">480<\/span><\/td>\n<\/tr>\n<tr style=\"border-bottom: 1px solid grey\">\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">852<\/span><\/td>\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">480<\/span><\/td>\n<\/tr>\n<tr style=\"border-bottom: 1px solid grey\">\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">853<\/span><\/td>\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">480<\/span><\/td>\n<\/tr>\n<tr style=\"border-bottom: 1px solid grey\">\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">854<\/span><\/td>\n<td style=\"border: 1px solid grey;padding: 10px\"><span style=\"font-weight: 400\">480<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Le rapport d&rsquo;aspect des produits Riverdi de WVGA est de 5:3 (\u00e9galement d\u00e9crit comme 15:9).<\/p>\n<p>Nous esp\u00e9rons que cet article vous a apport\u00e9 quelque chose de nouveau et que vous \u00eates pr\u00eat pour le prochain article de la s\u00e9rie Display 101. Si vous avez un sujet que vous aimeriez que nous traitions, envoyez-nous un message sur nos m\u00e9dias sociaux.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Le prochain article de notre s\u00e9rie Display 101 explique la r\u00e9solution des \u00e9crans intelligents. Commen\u00e7ons donc par la d\u00e9finition de la r\u00e9solution d&rsquo;affichage.<\/p>\n","protected":false},"author":19,"featured_media":100111,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"categories":[1457],"tags":[1405,4713,854,855],"class_list":["post-101581","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-affichage-101","tag-affichage-101-2","tag-affichage-101-fr","tag-pixel","tag-resolution"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Qu&#039;est-ce qui d\u00e9termine la r\u00e9solution des \u00e9crans Riverdi ? - Riverdi<\/title>\n<meta name=\"description\" content=\"La r\u00e9solution dans les \u00e9crans intelligents expliqu\u00e9e. La r\u00e9solution d&#039;un \u00e9cran est le nombre de pixels horizontaux et verticaux, c&#039;est-\u00e0-dire d&#039;\u00e9l\u00e9ments d&#039;image, dans toutes les dimensions, qui peuvent \u00eatre affich\u00e9s. Les pixels sont dispos\u00e9s en r\u00e9seau pour former des images - combin\u00e9es pour \u00e9clairer, projeter et r\u00e9orienter les optiques.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/riverdi.com\/fr\/blog\/quest-ce-qui-determine-la-resolution-des-ecrans-riverdi\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Qu&#039;est-ce qui d\u00e9termine la r\u00e9solution des \u00e9crans Riverdi ? - Riverdi\" \/>\n<meta property=\"og:description\" content=\"La r\u00e9solution dans les \u00e9crans intelligents expliqu\u00e9e. La r\u00e9solution d&#039;un \u00e9cran est le nombre de pixels horizontaux et verticaux, c&#039;est-\u00e0-dire d&#039;\u00e9l\u00e9ments d&#039;image, dans toutes les dimensions, qui peuvent \u00eatre affich\u00e9s. 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