{"id":227082,"date":"2013-05-14T22:00:00","date_gmt":"2013-05-14T22:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/commutateur-rf-isolant-pour-les-infrastructures-sans-fil\/"},"modified":"2013-05-14T22:00:00","modified_gmt":"2013-05-14T22:00:00","slug":"commutateur-rf-isolant-pour-les-infrastructures-sans-fil","status":"publish","type":"post","link":"https:\/\/test.ecinews.fr\/fr\/commutateur-rf-isolant-pour-les-infrastructures-sans-fil\/","title":{"rendered":"Commutateur RF isolant pour les infrastructures sans fil"},"content":{"rendered":"<p>Tr&egrave;s performant, ce commutateur permet une capacit&eacute; r&eacute;seau accrue et des d&eacute;bits de donn&eacute;es plus &eacute;lev&eacute;s sur des applications d&rsquo;infrastructure telles que les stations de base (BTS), les t&ecirc;tes radio distantes (RHH) et les liaisons sans fil, ainsi que les appareils utilisant les bandes de fr&eacute;quence ISM con&ccedil;ues pour les applications industrielles, scientifiques et m&eacute;dicale, comprises entre 2,4 GHz et 5,8 GHz.<br \/>\n&quot;Nous entrons dans une p&eacute;riode d&rsquo;am&eacute;liorations majeures de la capacit&eacute; haut d&eacute;bit des r&eacute;seaux de t&eacute;l&eacute;phonie mobile&quot;, explique Mark Schrepferman, directeur de la ligne des produits de communications et industriels au sein de la division commerciale Solutions hautes performances chez Peregrine. &quot;Les &eacute;quipementiers r&eacute;seau doivent donc &ecirc;tre en mesure proposer aux op&eacute;rateurs des solutions r&eacute;trocompatibles et flexibles permettant de remplacer les produits des r&eacute;seaux 2G et 3G par des syst&egrave;mes compatibles LTE capables de supporter toutes sortes de standards. Parall&egrave;lement, ces d&eacute;bits de donn&eacute;es &eacute;lev&eacute;s exig&eacute;s requ&eacute;rant des performances r&eacute;seau accrues, le march&eacute; va sans doute conna&icirc;tre une forte demande en composants RF pr&eacute;sentant une lin&eacute;arit&eacute; et un niveau d&rsquo;isolation excellents. Le commutateur PE42420 permet aux &eacute;quipementiers de t&eacute;l&eacute;phonie mobile de satisfaire &agrave; ces exigences de modernisation des r&eacute;seaux.&quot;<br \/>\nPour optimiser les performances r&eacute;seau des syst&egrave;mes de communication sans fil de derni&egrave;re g&eacute;n&eacute;ration, il faut une excellente isolation de port &agrave; port pour &eacute;viter que le signal de sortie ne pollue les canaux radios et bandes de fr&eacute;quences adjacents. En outre, comme, dans ces syst&egrave;mes, le r&eacute;cepteur de pr&eacute;-distorsion num&eacute;rique (DPD) est commun &agrave; plusieurs amplificateurs de puissance, un niveau d&rsquo;isolation &eacute;lev&eacute; entre les diff&eacute;rents chemins permet de garantir que l&rsquo;amplificateur de puissance en cours d&rsquo;&eacute;chantillonnage ne soit pas contamin&eacute; par les autres signaux. Ce commutateur de 0,1 &agrave; 6 GHz &eacute;tant compatible avec une logique de contr&ocirc;le de 1,8 V, il est possible d&rsquo;utiliser des microcontr&ocirc;leurs &agrave; tension et puissance plus faibles. Gr&acirc;ce &agrave; une tol&eacute;rance &eacute;lev&eacute;e aux d&eacute;charges &eacute;lectrostatiques (DES) &agrave; hauteur de 2 kV, suivant le mod&egrave;le du corps humain HBM, sur toutes les broches, la fabrication se r&eacute;v&egrave;le plus simple et le produit final jouit d&rsquo;une meilleure fiabilit&eacute;.<br \/>\nCe circuit est encapsul&eacute; en bo&icirc;tiers LGA 20 broches de 4 x 4 mm. Une carte d&rsquo;&eacute;valuation est &eacute;galement propos&eacute;e pour le tester sur les applications propres des d&eacute;veloppeurs. <\/p>\n<\/p>\n<p><a title=\"www.psemi.com\" target=\"_blank\" href=\"http:\/\/www.psemi.com\" rel=\"noopener\">www.psemi.com<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Bas\u00e9 sur la technologie propri\u00e9taire UltraCMOS, le commutateur RF unipolaire bidirectionnel PE42420 de Peregrine Semiconductor affiche un niveau \u00e9lev\u00e9 d\u2019isolation de 64 dB \u00e0 4 GHz pour le march\u00e9 des infrastructures sans fil. En outre, il int\u00e8gre la technologie HaRP am\u00e9lior\u00e9e qui permet une meilleure lin\u00e9arit\u00e9, avec un IIP3 de 65 dBm. Gr\u00e2ce \u00e0 ces caract\u00e9ristiques \u00e9lev\u00e9es r\u00e9unies dans un bo\u00eetier miniature, ce circuit simplifie le syst\u00e8me de boucle de pr\u00e9-distorsion num\u00e9rique (DPD), r\u00e9duisant par l\u00e0 m\u00eame les co\u00fbts et les d\u00e9lais de mise sur le march\u00e9. <\/p>\n","protected":false},"author":22,"featured_media":227083,"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-227082","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Commutateur RF isolant pour les infrastructures sans fil ...<\/title>\n<meta name=\"description\" content=\"Bas\u00e9 sur la technologie propri\u00e9taire UltraCMOS, le commutateur RF unipolaire bidirectionnel PE42420 de Peregrine Semiconductor affiche un niveau \u00e9lev\u00e9...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/test.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/227082\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Commutateur RF isolant pour les infrastructures sans fil\" \/>\n<meta property=\"og:description\" content=\"Bas\u00e9 sur la technologie propri\u00e9taire UltraCMOS, le commutateur RF unipolaire bidirectionnel PE42420 de Peregrine Semiconductor affiche un niveau \u00e9lev\u00e9 d\u2019isolation de 64 dB \u00e0 4 GHz pour le march\u00e9 des infrastructures sans fil. En outre, il int\u00e8gre la technologie HaRP am\u00e9lior\u00e9e qui permet une meilleure lin\u00e9arit\u00e9, avec un IIP3 de 65 dBm. Gr\u00e2ce \u00e0 ces caract\u00e9ristiques \u00e9lev\u00e9es r\u00e9unies dans un bo\u00eetier miniature, ce circuit simplifie le syst\u00e8me de boucle de pr\u00e9-distorsion num\u00e9rique (DPD), r\u00e9duisant par l\u00e0 m\u00eame les co\u00fbts et les d\u00e9lais de mise sur le march\u00e9.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/test.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/227082\/\" \/>\n<meta property=\"og:site_name\" content=\"EENewsEurope\" \/>\n<meta property=\"article:published_time\" content=\"2013-05-14T22:00:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/test.ecinews.fr\/wp-content\/uploads\/import\/default\/files\/import\/eci6465_ps179-pe42420_lo.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2100\" \/>\n\t<meta property=\"og:image:height\" content=\"1500\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"eeNews Europe\" \/>\n<meta name=\"twitter:card\" 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