{"id":2188,"date":"2022-02-02T07:53:44","date_gmt":"2022-02-02T07:53:44","guid":{"rendered":"https:\/\/www.uffizio.com\/?p=1218"},"modified":"2026-05-19T13:48:30","modified_gmt":"2026-05-19T13:48:30","slug":"all-about-how-gps-works","status":"publish","type":"post","link":"https:\/\/uffizio.com\/fr\/blog\/all-about-how-gps-works\/","title":{"rendered":"Tout savoir sur le fonctionnement du syst\u00e8me GPS"},"content":{"rendered":"<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"960\" height=\"540\" class=\"wp-image-2596\" src=\"https:\/\/www.uffizio.com\/wp-content\/uploads\/2022\/06\/what-is-gps.jpg\" alt=\"what-is-gps\" srcset=\"https:\/\/uffizio.com\/wp-content\/uploads\/2022\/06\/what-is-gps.jpg 960w, https:\/\/uffizio.com\/wp-content\/uploads\/2022\/06\/what-is-gps-300x169.jpg 300w, https:\/\/uffizio.com\/wp-content\/uploads\/2022\/06\/what-is-gps-768x432.jpg 768w, https:\/\/uffizio.com\/wp-content\/uploads\/2022\/06\/what-is-gps-440x248.jpg 440w\" sizes=\"(max-width: 960px) 100vw, 960px\" \/><\/figure>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\" id=\"h-what-is-gps\">Qu'est-ce que le GPS\u00a0?\u00a0<\/h2>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Le GPS est un\u00a0<a href=\"https:\/\/uffizio.com\/fr\/resources\/blog\/post\/what-is-gps-tracking-software-and-how-it-work\/\" target=\"_blank\" rel=\"noreferrer noopener\">syst\u00e8me de navigation par satellite<\/a>\u00a0qui peut vous indiquer pr\u00e9cis\u00e9ment votre position. Des satellites en orbite autour de la Terre envoient en permanence des signaux vers celle-ci. Une fois que le r\u00e9cepteur re\u00e7oit ces signaux d'au moins quatre satellites, il peut d\u00e9terminer votre position et votre vitesse. Aujourd'hui, gr\u00e2ce au GPS, des entreprises comme la logistique et\u00a0<a href=\"https:\/\/uffizio.com\/fr\/vehicle-tracking-fmcg-industry\/\" target=\"_blank\" rel=\"noreferrer noopener\">Produits de grande consommation<\/a>\u00a0ont minimis\u00e9 leurs pertes. En plus d'\u00eatre un outil de navigation pr\u00e9cieux, le GPS permet aux utilisateurs de suivre leurs v\u00e9hicules en temps r\u00e9el, d'estimer leur heure d'arriv\u00e9e et d'am\u00e9liorer la s\u00e9curit\u00e9 routi\u00e8re.<\/p>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\" id=\"h-how-does-the-gps-system-work\">Comment fonctionne le syst\u00e8me GPS ?<\/h2>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">31 satellites artificiels orbitent autour de la Terre avec pr\u00e9cision, \u00e9mettant des signaux que les r\u00e9cepteurs GPS peuvent lire et d\u00e9coder. Ces signaux contiennent des informations essentielles, comme l'heure, la date et la position orbitale du satellite. Le r\u00e9cepteur a alors une t\u00e2che importante\u00a0: il enregistre l'heure d'\u00e9mission du signal par le satellite et la compare \u00e0 l'heure de r\u00e9ception. Cette diff\u00e9rence de temps permet de calculer la distance entre le r\u00e9cepteur et le satellite.\u00a0<a href=\"https:\/\/uffizio.com\/fr\/gps-tracker\/\" target=\"_blank\" rel=\"noreferrer noopener\">appareils GPS<\/a>\u00a0Le GPS re\u00e7oit des signaux d'au moins trois satellites, utilis\u00e9s pour d\u00e9terminer ses coordonn\u00e9es de latitude et de longitude. Ce processus de d\u00e9termination de la position d'un appareil GPS \u00e0 partir des distances d'au moins trois points de r\u00e9f\u00e9rence est appel\u00e9 trilat\u00e9ration.<\/p>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\" id=\"h-how-is-it-different-from-gnss\">En quoi est-ce diff\u00e9rent du GNSS\u00a0?<\/h2>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Le GPS est la propri\u00e9t\u00e9 du d\u00e9partement de la D\u00e9fense des \u00c9tats-Unis (USDOD) et est g\u00e9r\u00e9 par ce dernier. Ces satellites de navigation ont \u00e9t\u00e9 lanc\u00e9s en 1978 \u00e0 des fins militaires, puis mis \u00e0 la disposition des civils. Il existe d'autres syst\u00e8mes similaires au GPS, class\u00e9s comme syst\u00e8mes mondiaux de navigation par satellite (GNSS). Par exemple, GLONASS est un syst\u00e8me de constellation de satellites d\u00e9velopp\u00e9 par la Russie, BeiDou par la Chine et [nom manquant] par l'Inde.\u00a0<a href=\"https:\/\/uffizio.com\/fr\/blog\/isro-launch-made-in-india-gps-navlc\/\" target=\"_blank\" rel=\"noreferrer noopener\">NavIC<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>What is GPS?\u00a0 The GPS is a\u00a0satellite-based navigation system\u00a0that can precisely tell you where you are. Satellites that orbit the earth are continuously sending signals back to earth. Once the receiver gets these signals from 4 or more satellites\u2014it can figure out where you are or what speed you\u2019re traveling. Today, with the help of [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2596,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[29],"tags":[31],"class_list":["post-2188","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-gps-software"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.7 (Yoast SEO v27.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>What is GPS | How GPS system works<\/title>\n<meta name=\"description\" content=\"Know everything about GPS here, what is GPS, how GPS system works. You can make the best use of GPS when you understand it completely.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/uffizio.com\/fr\/blog\/all-about-how-gps-works\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"All about how GPS system works\" \/>\n<meta property=\"og:description\" content=\"Know everything about GPS here, what is GPS, how GPS system works. 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