{"id":229094,"date":"2014-02-06T23:00:00","date_gmt":"2014-02-06T23:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/demodulateur-dpd-hautes-performances-pour-station-de-base-sans-fil\/"},"modified":"2014-02-06T23:00:00","modified_gmt":"2014-02-06T23:00:00","slug":"demodulateur-dpd-hautes-performances-pour-station-de-base-sans-fil","status":"publish","type":"post","link":"https:\/\/test.ecinews.fr\/fr\/demodulateur-dpd-hautes-performances-pour-station-de-base-sans-fil\/","title":{"rendered":"D\u00e9modulateur DPD hautes performances, pour station de base sans fil"},"content":{"rendered":"<p>Ces solutions tout-int&eacute;gr&eacute; comprennent un d&eacute;modulateur, un att&eacute;nuateur num&eacute;rique &agrave; rapports pr&eacute;d&eacute;finis DSA et un commutateur unipolaire deux positions SP2T, ce qui r&eacute;duit le co&ucirc;t du syst&egrave;me, l&#8217;empreinte sur carte et la nomenclature. L&rsquo;architecture et la conception innovantes de ces dispositifs, associ&eacute;es &agrave; leur niveau d&rsquo;int&eacute;gration &eacute;lev&eacute;, permettent d&rsquo;&eacute;conomiser plus d&rsquo;un W par rapport aux solutions conventionnelles. Ceci se traduit par une moindre dissipation thermique et une consommation plus faible qui minimisent les besoins de refroidissement, favorisent la miniaturisation des &eacute;quipements et abaissent les co&ucirc;ts d&rsquo;exploitation. En outre, ces circuits DPD offrent une excellente lin&eacute;arit&eacute; et une bande passante &eacute;lev&eacute;e, ce qui en fait des outils bien adapt&eacute;s et tr&egrave;s souples pour lin&eacute;ariser n&rsquo;importe quel type d&rsquo;&eacute;metteur BTS.<br \/>\n&quot;Le nouveau d&eacute;modulateur DPD d&rsquo;IDT apporte &agrave; nos clients d&rsquo;&eacute;normes avantages en termes de performance et d&rsquo;int&eacute;gration,&quot; affirme Christian Kermarrec, Vice-Pr&eacute;sident et Directeur G&eacute;n&eacute;ral d&rsquo;IDT. &quot;Nos techniques de conception innovantes nous ont permis d&rsquo;int&eacute;grer plusieurs fonctions majeures dans une m&ecirc;me puce pour produire une solution ultra-compacte &agrave; faible consommation, avec une lin&eacute;arit&eacute; exceptionnelle et une bande passante &eacute;lev&eacute;e. Cela permet &agrave; nos clients de r&eacute;duire leurs co&ucirc;ts, de simplifier leurs cartes, et de limiter au maximum la dissipation thermique, des facteurs critiques pour la conception de stations de base sans fil de nouvelle g&eacute;n&eacute;ration. Ces dispositifs viennent compl&eacute;ter notre offre d&eacute;j&agrave; tr&egrave;s riche de produits pour cartes radio, comprenant des m&eacute;langeurs RF, des amplificateurs &agrave; gain variable, des att&eacute;nuateurs num&eacute;riques &agrave; rapports pr&eacute;d&eacute;finis (DSA), des convertisseurs de donn&eacute;es, et des circuits de synchronisation hautes-performances.&quot;<br \/>\nCes circuits int&egrave;grent un commutateur SP2T &agrave; isolement &eacute;lev&eacute; qui assure une int&eacute;gration facile dans les syst&egrave;mes &agrave; entr&eacute;es et sorties multiples MIMO, tandis que l&rsquo;att&eacute;nuateur DSA &quot;Glitch-Free&quot; permet d&rsquo;ajuster dynamiquement la puissance du signal entrant dans le d&eacute;modulateur. En outre, le d&eacute;modulateur &quot;Zero-Distortion&quot; est capable de conduire les convertisseurs A\/N directement, en &eacute;vitant le recours &agrave; des amplificateurs &agrave; gain variable de fr&eacute;quence interm&eacute;diaire (FIVGA) dans la plupart des applications.<br \/>\nEnfin, la dynamique extr&ecirc;mement &eacute;lev&eacute;e de ces composants autorise d&rsquo;excellentes performances au niveau de la boucle DPD, ce qui se traduit par un rapport ACLR, ou taux de fuite entre canaux adjacents et une magnitude de vecteur d&rsquo;erreur EVM minimums. Ces caract&eacute;ristiques favorisent les performances globales des &eacute;metteurs et permet aux op&eacute;rateurs sans-fil de proposer des services Internet et de donn&eacute;es &agrave; des d&eacute;bits sup&eacute;rieurs sur les bandes de fr&eacute;quence existantes, ce qui constitue un d&eacute;fi majeur pour les infrastructures de communication sans fil &agrave; fort taux d&rsquo;utilisation d&rsquo;aujourd&rsquo;hui.<br \/>\nCes d&eacute;modulateurs sont actuellement &eacute;chantillonn&eacute;s en bo&icirc;tier VFQ FPN 36 broches compact de 6 x 6 mm.<\/p>\n<\/p>\n<p><a title=\"www.idt.com\/go\/RF\" href=\"http:\/\/www.idt.com\/products\/analog-rf\/rf-signal-path?utm_campaign=interface_connectivity&amp;utm_source=press_release&amp;utm_medium=press_release&amp;utm_content=npa077_f1320_f1370_demod_140121\" target=\"_blank\" rel=\"noopener\">www.idt.com\/go\/RF<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Les d\u00e9modulateurs num\u00e9riques \u00e0 pr\u00e9-distorsion DPD IDTF1320 et IDTF 1370 d\u2019Integrated Device Technology sont respectivement optimis\u00e9s pour les syst\u00e8mes sans fil de 400 \u00e0 1200 MHz et de 1300 \u00e0 2900 MHz. Ils am\u00e9liorent les performances syst\u00e8me tout en r\u00e9duisant les co\u00fbts, les dimensions et la consommation des stations de base sans-fil et des r\u00e9p\u00e9teurs 4G, 3G, et 2G.<\/p>\n","protected":false},"author":22,"featured_media":229095,"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-229094","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>D\u00e9modulateur DPD hautes performances, pour station de base san...<\/title>\n<meta name=\"description\" content=\"Les d\u00e9modulateurs num\u00e9riques \u00e0 pr\u00e9-distorsion DPD IDTF1320 et IDTF 1370 d\u2019Integrated Device Technology sont respectivement optimis\u00e9s pour les...\" \/>\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\/229094\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"D\u00e9modulateur DPD hautes performances, pour station de base sans fil\" \/>\n<meta property=\"og:description\" content=\"Les d\u00e9modulateurs num\u00e9riques \u00e0 pr\u00e9-distorsion DPD IDTF1320 et IDTF 1370 d\u2019Integrated Device Technology sont respectivement optimis\u00e9s pour les syst\u00e8mes sans fil de 400 \u00e0 1200 MHz et de 1300 \u00e0 2900 MHz. Ils am\u00e9liorent les performances syst\u00e8me tout en r\u00e9duisant les co\u00fbts, les dimensions et la consommation des stations de base sans-fil et des r\u00e9p\u00e9teurs 4G, 3G, et 2G.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/test.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/229094\/\" \/>\n<meta property=\"og:site_name\" content=\"EENewsEurope\" \/>\n<meta property=\"article:published_time\" content=\"2014-02-06T23:00:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/test.ecinews.fr\/wp-content\/uploads\/import\/default\/files\/import\/eci6760_idt_npa-077_lres.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"360\" \/>\n\t<meta property=\"og:image:height\" content=\"288\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"eeNews Europe\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" 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