{"id":127780,"date":"2018-03-11T23:40:44","date_gmt":"2018-03-11T23:40:44","guid":{"rendered":"https:\/\/\/un-testeur-de-radiocommunications-avec-la-signalisation-ieee-802-11ax%e2%80%a8\/"},"modified":"2018-03-11T23:40:44","modified_gmt":"2018-03-11T23:40:44","slug":"un-testeur-de-radiocommunications-avec-la-signalisation-ieee-802-11ax%e2%80%a8","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/un-testeur-de-radiocommunications-avec-la-signalisation-ieee-802-11ax%e2%80%a8\/","title":{"rendered":"Un testeur de radiocommunications avec la signalisation IEEE 802.11ax\u2028"},"content":{"rendered":"<p>Auparavant, les propri\u00e9t\u00e9s RF des stations WLAN (STA) \u00e9taient principalement test\u00e9es en fonctionnement artificiel de contr\u00f4le \u00e0 distance, le mode de non-signalisation. Pour la IEEE 802.11ax, cela n&rsquo;est possible que jusqu\u2019\u00e0 un certain point. L&rsquo;IEEE 802.11ax utilise la technologie OFDMA afin d&rsquo;augmenter de mani\u00e8re significative le rendement des r\u00e9seaux WLAN. La bande passante disponible est partag\u00e9e entre plusieurs stations (STA) qui transmettent simultan\u00e9ment vers le point d&rsquo;acc\u00e8s. Ceci n\u00e9cessite une synchronisation pr\u00e9cise de toutes les stations STA, et les niveaux de puissance doivent \u00eatre contr\u00f4l\u00e9s individuellement. L&rsquo;innovante IEEE 802.11ax pr\u00e9sente de nouveaux d\u00e9fis pour tous ceux qui \u00e9taient concern\u00e9s par le test de composants WLAN \u2013 du d\u00e9veloppement jusqu&rsquo;\u00e0 la production.<br \/>\nRohde &amp; Schwarz pr\u00e9sente une solution reposant sur un appareil r\u00e9put\u00e9,&nbsp;<a href=\"https:\/\/www.rohde-schwarz.com\/fr\/produit\/cmw270-page-de-demarrage-produits_63493-9552.html\">le testeur de radiocommunications R&amp;S CMW270<\/a>&nbsp;qui dispose d&rsquo;une nouvelle bande passante \u00e9tendue \u00e0 160 MHz. Les utilisateurs ont \u00e9galement besoin d&rsquo;une nouvelle option mat\u00e9rielle, l&rsquo;unit\u00e9 de mesure avanc\u00e9e R&amp;S CMW-B100H, qui leur permet d&rsquo;\u00e9muler un point d&rsquo;acc\u00e8s 802.11ax afin de tester les propri\u00e9t\u00e9s et la performance RF d&rsquo;une station STA dans des conditions r\u00e9alistes. Le R&amp;S CMW270 peut \u00e9galement tester simultan\u00e9ment et int\u00e9gralement d&rsquo;autres appareils, comme par exemple des objets Bluetooth. Il sera disponible d\u00e8s avril 2018 aupr\u00e8s de Rohde &amp; Schwarz.&nbsp;<\/p>\n<p><a href=\"http:\/\/www.rohde-schwarz.com\/mwc\">www.rohde-schwarz.com\/mwc<\/a><\/p>\n<h3 class=\"title\"><a href=\"http:\/\/www.electronique-eci.com\/news\/rohde-schwarz-obtient-la-certification-tsa-pour-son-scanner-de-surete-rs-qps200\">Rohde &amp; Schwarz obtient la certification TSA pour son scanner de s\u00fbret\u00e9 R&amp;S QPS200\u2028<\/a><\/h3>\n<h3 class=\"title\"><a href=\"http:\/\/www.electronique-eci.com\/news\/rohde-schwarz-chamboule-le-marche-des-oscilloscopes\">Rohde &amp; Schwarz chamboule le march\u00e9 des oscilloscopes\u2028&nbsp;\u2028<\/a><\/h3>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Le testeur de radiocommunications R&amp;S CMW270 est le premier testeur au monde \u00e0 \u00e9muler toutes les normes IEEE 802.11a\/b\/g\/n\/ac, incluant la 802.11ax. En mode signalisation, les utilisateurs peuvent tester les propri\u00e9t\u00e9s RF des stations WLAN dans des conditions r\u00e9elles.\u2028<\/p>\n","protected":false},"author":9,"featured_media":127781,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[],"domains":[47],"ppma_author":[1141],"class_list":["post-127780","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Un testeur de radiocommunications avec la signalisation IEEE 80...<\/title>\n<meta name=\"description\" content=\"Le testeur de radiocommunications R&amp;S CMW270 est le premier testeur au monde \u00e0 \u00e9muler toutes les normes IEEE 802.11a\/b\/g\/n\/ac, incluant la 802.11ax. En...\" \/>\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\/127780\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Un testeur de radiocommunications avec la signalisation IEEE 802.11ax\u2028\" \/>\n<meta property=\"og:description\" content=\"Le testeur de radiocommunications R&amp;S CMW270 est le premier testeur au monde \u00e0 \u00e9muler toutes les normes IEEE 802.11a\/b\/g\/n\/ac, incluant la 802.11ax. En mode signalisation, les utilisateurs peuvent tester les propri\u00e9t\u00e9s RF des stations WLAN dans des conditions r\u00e9elles.\u2028\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/127780\/\" \/>\n<meta property=\"og:site_name\" content=\"EENewsEurope\" \/>\n<meta property=\"article:published_time\" content=\"2018-03-11T23:40:44+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.ecinews.fr\/wp-content\/uploads\/import\/default\/files\/sites\/default\/files\/images\/eci6235_rohde_schwarz_.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1890\" \/>\n\t<meta property=\"og:image:height\" content=\"1418\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Alain Dieul\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Alain Dieul\" \/>\n\t<meta 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