{"id":14299,"date":"2025-03-24T10:40:15","date_gmt":"2025-03-24T09:40:15","guid":{"rendered":"https:\/\/reuniwatt.com\/fr\/?p=14299"},"modified":"2025-03-27T10:46:25","modified_gmt":"2025-03-27T09:46:25","slug":"coat-2025-communications-et-observations-a-travers-les-turbulences-atmospheriques","status":"publish","type":"post","link":"https:\/\/reuniwatt.com\/fr\/actu-industrie\/coat-2025-communications-et-observations-a-travers-les-turbulences-atmospheriques\/","title":{"rendered":"COAT 2025 : Communications et observations \u00e0 travers les turbulences atmosph\u00e9riques"},"content":{"rendered":"<div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1144px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-1\" style=\"--awb-text-transform:none;\"><p><strong>Rencontrez-nous \u00e0 COAT Oberpfaffenhofen pour d\u00e9couvrir comment le r\u00e9seau d&rsquo;observation et le catalogue de donn\u00e9es de Reuniwatt peuvent vous permettre d&rsquo;acc\u00e9der \u00e0 des donn\u00e9es pr\u00e9cieuses provenant d&rsquo;installations situ\u00e9es dans toute l&rsquo;Europe.<\/strong><\/p>\n<h2>COAT 2025 &#8211; Communications et observations \u00e0 travers les turbulences atmosph\u00e9riques<\/h2>\n<p>COAT 2025 est un atelier multidisciplinaire visant \u00e0 relever les plus grands d\u00e9fis en mati\u00e8re de propagation optique en espace libre, de l&rsquo;astronomie aux liaisons optiques par satellite.<\/p>\n<p>La surveillance et la pr\u00e9vision des nuages sont essentielles pour de nombreuses industries. Avec les outils de Reuniwatt, vous pouvez surveiller la couverture nuageuse en temps r\u00e9el et faire des pr\u00e9visions pr\u00e9cises pour augmenter l&rsquo;efficacit\u00e9 de vos services. Nos produits comprennent deux imageurs tout ciel \u00e0 la pointe de la technologie : Sky InSight&trade; utilise le spectre thermique infrarouge, ce qui permet de pr\u00e9voir avec pr\u00e9cision les mouvements des nuages et le GHI \u00e0 venir avant m\u00eame le lever du soleil. Sky Cam Vision utilise le spectre de la lumi\u00e8re visible.<\/p>\n<h2><strong>Observation continue<\/strong> de<strong> tout le ciel avec l&rsquo;imageur infrarouge thermiqueSky InSight\u2122<\/strong><\/h2>\n<p>En moyenne, les nuages couvrent environ 67 % de la surface de la Terre, ce qui rend cruciales des donn\u00e9es pr\u00e9cises sur la couverture nuageuse et le ciel d\u00e9gag\u00e9 pour des applications efficaces d&rsquo;observation de la Terre. Ces informations sont vitales pour divers domaines, notamment la t\u00e9l\u00e9d\u00e9tection et les communications par satellite.<\/p>\n<p>Les communications optiques en espace libre (FSOC), ou communications laser, ont consid\u00e9rablement \u00e9volu\u00e9 ces derni\u00e8res ann\u00e9es, avec la possibilit\u00e9 de fournir une couverture mondiale \u00e0 large bande. Cependant, deux d\u00e9fis majeurs subsistent pour atteindre des performances comparables \u00e0 celles des r\u00e9seaux terrestres \u00e0 fibre optique longue distance :<\/p>\n<ol class=\"marker:text-textOff list-decimal\">\n<li>\n<p class=\"my-0\">Atteindre des d\u00e9bits de donn\u00e9es de l&rsquo;ordre du t\u00e9rabit : Alors que le FSOC passe de la fibre \u00e0 l&rsquo;espace libre, de nouveaux d\u00e9fis apparaissent pour atteindre des d\u00e9bits de donn\u00e9es ultra-\u00e9lev\u00e9s.<\/p>\n<\/li>\n<li>\n<p class=\"my-0\">Perturbations atmosph\u00e9riques : Les nuages et autres effets atmosph\u00e9riques constituent des obstacles importants \u00e0 la fiabilit\u00e9 des liaisons sol-espace et espace-sol.<\/p>\n<\/li>\n<\/ol>\n<p class=\"my-0\">Pour relever ces d\u00e9fis et am\u00e9liorer la fiabilit\u00e9 et les performances du FSOC, plusieurs facteurs cl\u00e9s sont n\u00e9cessaires :<\/p>\n<ul class=\"marker:text-textOff list-disc\">\n<li>\n<p class=\"my-0\">D\u00e9veloppement d&rsquo;un r\u00e9seau de stations terrestres optiques<\/p>\n<\/li>\n<li>\n<p class=\"my-0\">Mise en \u0153uvre de syst\u00e8mes avanc\u00e9s de pr\u00e9visions m\u00e9t\u00e9orologiques<\/p>\n<\/li>\n<li>\n<p class=\"my-0\">Am\u00e9liorer les techniques d&rsquo;att\u00e9nuation des turbulences atmosph\u00e9riques<\/p>\n<\/li>\n<li>\n<p class=\"my-0\">Am\u00e9lioration des technologies de r\u00e9f\u00e9rence et de distribution d&rsquo;\u00e9nergie optique<\/p>\n<\/li>\n<\/ul>\n<div class=\"relative default font-sans text-base text-textMain dark:text-textMainDark selection:bg-super\/50 selection:text-textMain dark:selection:bg-superDuper\/10 dark:selection:text-superDark\">\n<div class=\"min-w-0 break-words &#091;word-break:break-word&#093;\">\n<div id=\"markdown-content-0\" class=\"gap-y-md flex flex-col\" dir=\"auto\">\n<div class=\"relative\">\n<div class=\"prose text-pretty dark:prose-invert inline leading-normal break-words min-w-0 &#091;word-break:break-word&#093;\">\n<p class=\"my-0\"><strong>Vous souhaitez am\u00e9liorer vos capacit\u00e9s en mati\u00e8re de communications optiques en espace libre (FSOC) ? Rencontrez Reuniwatt pour explorer des solutions de pointe pour la surveillance des nuages en temps r\u00e9el et la caract\u00e9risation de l&rsquo;atmosph\u00e8re \u00e0 COAT 2025, du 7 au 9 avril 2025, ou contactez-nous pour organiser une consultation.<\/strong><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"flex items-center justify-between\">\n<div class=\"-ml-sm gap-xs flex items-center\"><\/div>\n<\/div>\n<div><\/div>\n<div><\/div>\n<div class=\"gap-xs flex items-center border-borderMain\/50 ring-borderMain\/50 divide-borderMain\/50 dark:divide-borderMainDark\/50 dark:ring-borderMainDark\/50 dark:border-borderMainDark\/50 bg-transparent\"><\/div>\n<\/div>\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f4171-o1\" lang=\"en-US\" dir=\"ltr\" data-wpcf7-id=\"4171\">\n<div class=\"screen-reader-response\"><p role=\"status\" aria-live=\"polite\" aria-atomic=\"true\"><\/p> <ul><\/ul><\/div>\n<form action=\"\/fr\/wp-json\/wp\/v2\/posts\/14299#wpcf7-f4171-o1\" method=\"post\" 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