{"id":235298,"date":"2016-01-05T23:00:00","date_gmt":"2016-01-05T23:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/un-capteur-time-of-flight-miniature-offrant-de-nouvelles-perspectives\/"},"modified":"2016-01-05T23:00:00","modified_gmt":"2016-01-05T23:00:00","slug":"un-capteur-time-of-flight-miniature-offrant-de-nouvelles-perspectives","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/un-capteur-time-of-flight-miniature-offrant-de-nouvelles-perspectives\/","title":{"rendered":"Un capteur Time-of-Flight miniature offrant de nouvelles perspectives"},"content":{"rendered":"<p>D&rsquo;un format r&eacute;duit de 4,4 x 2,4 x 1 mm, ce capteur est non seulement un des plus petits modules de mesure du temps de vol (Time-of-Flight) au monde, mais &eacute;galement un des premiers &agrave; int&eacute;grer une source de lumi&egrave;re laser VCSEL &agrave; 940 nm, un d&eacute;tecteur de photons de type SPAD et un microcontr&ocirc;leur de haute performance pour g&eacute;rer la fonction compl&egrave;te de d&eacute;tection de distance. Utilisant la lumi&egrave;re &eacute;mise &agrave; 940 nm et dot&eacute; de filtres infrarouge de pointe, il assure une immunit&eacute; optimale &agrave; la lumi&egrave;re ambiante et est, &agrave; pr&eacute;sent, invisible &agrave; l&rsquo;&oelig;il humain. Le microcontr&ocirc;leur embarqu&eacute; et les algorithmes num&eacute;riques minimisent &agrave; la fois les t&acirc;ches de traitement h&ocirc;te et la consommation d&rsquo;&eacute;nergie du syst&egrave;me dans l&rsquo;application finale.<\/p>\n<\/p>\n<p>&quot;Les avanc&eacute;es technologiques accomplies par ST dans le domaine des capteurs de mesure de la distance en temps de vol am&eacute;liorent l&rsquo;exp&eacute;rience de millions de consommateurs, r&eacute;volutionnant la mani&egrave;re dont ils prennent des photos et enregistrent des vid&eacute;os avec leurs smartphones ou leurs tablettes,&quot; a d&eacute;clar&eacute; Eric Aussedat, directeur g&eacute;n&eacute;ral de la division Imaging de ST. &quot;En 2014, ST a lanc&eacute; sur le march&eacute; le premier capteur de mesure de la distance en temps de vol enti&egrave;rement int&eacute;gr&eacute;. Ce capteur a ensuite &eacute;t&eacute; adopt&eacute; avec succ&egrave;s par plusieurs &eacute;quipementiers de premier plan pour la fonction de mise au point automatique de l&rsquo;appareil photo assist&eacute;e par laser. Aujourd&rsquo;hui, avec le mod&egrave;le VL53L0 de prochaine g&eacute;n&eacute;ration, ST d&eacute;finit une nouvelle r&eacute;f&eacute;rence de performance pour la d&eacute;tection de distance et ouvre la voie au d&eacute;veloppement de nouvelles applications dans les secteurs de la robotique et de l&rsquo;Internet des objets.&quot;\n<\/p>\n<hr \/>\n<p>Ce capteur est capable d&rsquo;effectuer une mesure compl&egrave;te en une trame d&rsquo;image, c&rsquo;est-&agrave;-dire en moins de 30 ms, &agrave; des distances pouvant d&eacute;passer 2 m. Avec de telles performances, le syst&egrave;me de prise de vue peut effectuer une mise au point instantan&eacute; en modes vid&eacute;o et rafale, m&ecirc;me lorsque l&rsquo;&eacute;clairage est insuffisant ou le contraste peu &eacute;lev&eacute;, des t&acirc;ches particuli&egrave;rement d&eacute;licates pour les cam&eacute;ras qui ne sont pas &eacute;quip&eacute;es de la technologie FlightSense.<br \/>\nDot&eacute; d&rsquo;une une haute pr&eacute;cision, ce dispositif optimise &eacute;galement les applications charg&eacute;es sur les smartphones, y compris la cartographie en profondeur &agrave; double cam&eacute;ra, et offre de formidables opportunit&eacute;s aux secteurs de la robotique, de la d&eacute;tection d&rsquo;utilisateurs, des drones, de l&rsquo;Internet des Objets et de l&rsquo;&eacute;lectronique port&eacute;e (produits wearables).<br \/>\nD&rsquo;utilisation ais&eacute;e, ce module de seulement 6 broches dispose d&rsquo;une interface I2C et est livr&eacute; avec une panoplie compl&egrave;te de pilotes pour interfaces API et toute la documentation n&eacute;cessaire pour une int&eacute;gration simple et rapide. Il peut &ecirc;tre soud&eacute; plusieurs fois, r&eacute;pond aux sp&eacute;cifications RoHS et est enti&egrave;rement compatible pour une int&eacute;gration sous une vitre protectrice. <\/p>\n<\/p>\n<p><a title=\"www.st.com\/VL53L0\" target=\"_blank\" href=\"http:\/\/www.st.com\/web\/en\/catalog\/mmc\/FM132\/SC1934\/PF261818?icmp=tt3204_gl_pron_jan2016\" rel=\"noopener\">www.st.com\/VL53L0<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Bas\u00e9 sur la technologie propri\u00e9taire FlightSense, le capteur de d\u00e9tection de distance laser de deuxi\u00e8me g\u00e9n\u00e9ration VL53L0 de STMicroelectronics se caract\u00e9rise par une capacit\u00e9 de d\u00e9tection plus rapide sur des distances accrues avec une plus grande pr\u00e9cision. Ainsi, il am\u00e9liore consid\u00e9rablement les performances des appareils photos int\u00e9gr\u00e9s aux tablettes et smartphones, et ouvre de nouvelles perspectives pour la robotique et l&rsquo;IoT.<\/p>\n","protected":false},"author":22,"featured_media":235299,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[],"domains":[47],"ppma_author":[1149],"class_list":["post-235298","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Un capteur Time-of-Flight miniature offrant de nouvelles perspe...<\/title>\n<meta name=\"description\" content=\"Bas\u00e9 sur la technologie propri\u00e9taire FlightSense, le capteur de d\u00e9tection de distance laser de deuxi\u00e8me g\u00e9n\u00e9ration VL53L0 de STMicroelectronics se...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/235298\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Un capteur Time-of-Flight miniature offrant de nouvelles perspectives\" \/>\n<meta property=\"og:description\" content=\"Bas\u00e9 sur la technologie propri\u00e9taire FlightSense, le capteur de d\u00e9tection de distance laser de deuxi\u00e8me g\u00e9n\u00e9ration VL53L0 de STMicroelectronics se caract\u00e9rise par une capacit\u00e9 de d\u00e9tection plus rapide sur des distances accrues avec une plus grande pr\u00e9cision. 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