{"id":61277,"date":"2025-09-24T17:46:48","date_gmt":"2025-09-24T15:46:48","guid":{"rendered":"https:\/\/www.inovallee.com\/?p=61277"},"modified":"2025-09-24T17:46:50","modified_gmt":"2025-09-24T15:46:50","slug":"quand-escadrone-reinvente-la-navigation-ancestrale-a-lestime-pour-la-robotique-sous-marine-en-integrant-les-rovs-de-deep-trekker","status":"publish","type":"post","link":"https:\/\/www.inovallee.com\/en\/quand-escadrone-reinvente-la-navigation-ancestrale-a-lestime-pour-la-robotique-sous-marine-en-integrant-les-rovs-de-deep-trekker\/","title":{"rendered":"Quand Escadrone r\u00e9invente la navigation ancestrale \u00e0 l\u2019estime pour la robotique sous-marine en int\u00e9grant les ROVs de Deep Trekker"},"content":{"rendered":"<h3 class=\"wp-block-heading\">Gr\u00e2ce aux ROVs et aux technologies de pointe, la m\u00e9thode mill\u00e9naire du \u00ab dead reckoning \u00bb devient un pilier strat\u00e9gique pour naviguer sans GPS<\/h3>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>Dans un monde satur\u00e9 par le GPS, l\u2019id\u00e9e de revenir \u00e0 la <strong>navigation \u00e0 l\u2019estime<\/strong> pourrait sembler r\u00e9tro. Pourtant, cette m\u00e9thode historique des marins \u2014 calculer sa position \u00e0 partir d\u2019un point connu en int\u00e9grant cap, vitesse et temps \u2014 conna\u00eet aujourd\u2019hui une seconde vie.<\/p>\n\n\n\n<p>Pourquoi ? Parce que sous l\u2019eau, dans des environnements o\u00f9 les signaux satellites sont inexistants, <strong>cette technique ancestrale devient indispensable<\/strong>. Et <a href=\"https:\/\/escadrone.com\/\">Escadrone<\/a>, en int\u00e9grant les ROVs de <strong>Deep Trekker<\/strong>, est en premi\u00e8re ligne de cette r\u00e9volution.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">La \u00ab dead reckoning \u00bb : de l\u2019art marin \u00e0 la robotique sous-marine<\/h3>\n\n\n\n<p>Longtemps rel\u00e9gu\u00e9e au rang de technique d\u2019appoint, la navigation \u00e0 l\u2019estime est redevenue centrale gr\u00e2ce aux avanc\u00e9es des <strong>capteurs inertiels (IMU)<\/strong>, des <strong>Doppler Velocity Logs (DVL)<\/strong> et des <strong>algorithmes de fusion de donn\u00e9es<\/strong>.<br>Ces technologies permettent aux drones sous-marins (ROVs) d\u2019\u00e9voluer dans des conditions extr\u00eames \u2014 <strong>z\u00e9ro GPS, visibilit\u00e9 r\u00e9duite, turbulences<\/strong> \u2014 tout en conservant une <strong>localisation fiable et temps r\u00e9el<\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">Des ROVs autonomes pour des missions impossibles<\/h3>\n\n\n\n<p>Gr\u00e2ce \u00e0 leur <strong>architecture capteurs + logiciel propri\u00e9taire BRIDGE<\/strong>, les mini-ROVs de Deep Trekker peuvent :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Inspecter des coques de navires sans plongeurs humains<\/li>\n\n\n\n<li>Cartographier des pipelines et c\u00e2bles sous-marins<\/li>\n\n\n\n<li>Intervenir en recherche et sauvetage dans des eaux troubles<\/li>\n\n\n\n<li>Documenter des sites arch\u00e9ologiques marins<\/li>\n<\/ul>\n\n\n\n<p>Autant d\u2019applications o\u00f9 <strong>l\u2019autonomie op\u00e9rationnelle et la pr\u00e9cision sans GPS changent la donne<\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">L\u2019innovation qui corrige les d\u00e9rives<\/h3>\n\n\n\n<p>La navigation \u00e0 l\u2019estime a un d\u00e9fi : la <strong>d\u00e9rive cumulative<\/strong>.<br>Escadrone et Deep Trekker r\u00e9pondent \u00e0 ce probl\u00e8me via :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>La fusion de capteurs<\/strong> (IMU + DVL + compas)<\/li>\n\n\n\n<li><strong>Des calibrations r\u00e9guli\u00e8res<\/strong><\/li>\n\n\n\n<li><strong>Des algorithmes hybrides<\/strong> qui recalent la position sur des points de rep\u00e8re<\/li>\n<\/ul>\n\n\n\n<p>R\u00e9sultat : des ROVs capables d\u2019op\u00e9rer dans des milieux auparavant trop complexes ou risqu\u00e9s.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">Une boussole algorithmique pour l\u2019avenir<\/h3>\n\n\n\n<p>Cette renaissance du \u00ab dead reckoning \u00bb est plus qu\u2019un retour aux sources : c\u2019est <strong>une brique technologique cl\u00e9 pour les ROVs, AUVs et syst\u00e8mes autonomes de demain<\/strong>. Dans l\u2019\u00e9nergie offshore, la d\u00e9fense, la recherche environnementale ou la maintenance d\u2019infrastructures, la navigation \u00e0 l\u2019estime permet de <strong>s\u2019affranchir des balises et du GPS<\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">Escadrone, pionnier fran\u00e7ais de la robotique autonome<\/h3>\n\n\n\n<p>Depuis 2014, <strong>Escadrone accompagne entreprises et organismes publics dans l\u2019int\u00e9gration des drones et ROVs<\/strong>.<br>Pionni\u00e8re dans la <strong>vente, l\u2019homologation, la formation et l\u2019accompagnement<\/strong>, l\u2019\u00e9quipe propose une <strong>expertise sur toute la cha\u00eene de valeur<\/strong>, du choix mat\u00e9riel \u00e0 l\u2019exploitation des donn\u00e9es.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\ud83d\udd0e <strong>En bref : pourquoi c\u2019est r\u00e9volutionnaire<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\ud83c\udf0a Naviguer sans GPS gr\u00e2ce \u00e0 la fusion capteurs + algorithmes<\/li>\n\n\n\n<li>\u26a1 Autonomie accrue dans des missions critiques<\/li>\n\n\n\n<li>\ud83e\udde0 Un pont entre savoir-faire ancestral et technologies d\u2019avenir<\/li>\n<\/ul>\n\n\n\n<p>source : <a href=\"https:\/\/escadrone.com\/publication\/navigation-estime-renaissance-pilier_ere-mini-rovs\/?cid=bc27e9f9-f695-4619-afad-e04711468e73&amp;utm_plz_email_id=a92f0e39-3f86-4069-bf01-a8c6f4104530&amp;utm_campaign=Newsletter+Q3+25&amp;utm_medium=email&amp;utm_source=plezi-email&amp;cn-reloaded=1\">Blog escadrone<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Gr\u00e2ce aux ROVs et aux technologies de pointe, la m\u00e9thode mill\u00e9naire du \u00ab dead reckoning \u00bb devient un pilier strat\u00e9gique pour naviguer sans GPS Dans un monde satur\u00e9 par le GPS, l\u2019id\u00e9e de revenir \u00e0 la navigation \u00e0 l\u2019estime pourrait sembler r\u00e9tro. Pourtant, cette m\u00e9thode historique des marins \u2014 calculer sa position \u00e0 partir d\u2019un [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":61278,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[28,29],"tags":[427,428],"class_list":["post-61277","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actus-entreprises","category-evenements","tag-escadrone","tag-robotique"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Quand Escadrone r\u00e9invente la navigation ancestrale \u00e0 l\u2019estime pour la robotique sous-marine en int\u00e9grant les ROVs de Deep Trekker - inovall\u00e9e<\/title>\n<meta name=\"description\" content=\"Escadrone, avec ses ROVs Deep Trekker, fait revivre la m\u00e9thode mill\u00e9naire de la navigation \u00e0 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