{"id":197160,"date":"2016-09-30T00:00:00","date_gmt":"2016-09-30T00:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/convertisseurs-augmentant-la-fiabilite-des-infrastructures-mobiles\/"},"modified":"2016-09-30T00:00:00","modified_gmt":"2016-09-30T00:00:00","slug":"convertisseurs-augmentant-la-fiabilite-des-infrastructures-mobiles","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/convertisseurs-augmentant-la-fiabilite-des-infrastructures-mobiles\/","title":{"rendered":"Convertisseurs augmentant la fiabilit\u00e9 des infrastructures mobiles"},"content":{"rendered":"<p>Ces convertisseurs embarquent un large \u00e9ventail de fonctions et remplacent plusieurs composants discrets pour constituer une solution de hautes performances dans une source unique pour les infrastructures de \u00abbackhaul\u00bb hyperfr\u00e9quences. Le nombre r\u00e9duit de composants utilis\u00e9s simplifiant la conception, les fabricants peuvent d\u00e9sormais lancer leurs produits plus rapidement sur le march\u00e9. En outre, la r\u00e9duction significative des dimensions de la carte \u00e9lectronique, ainsi que de la consommation d\u2019\u00e9nergie correspondante, augmente par ailleurs la fiabilit\u00e9 tout en r\u00e9duisant \u00e0 la fois le co\u00fbt syst\u00e8me et les d\u00e9penses op\u00e9rationnelles. Dot\u00e9s d\u2019une plus grande fiabilit\u00e9 op\u00e9rationnelle, les \u00e9quipements de t\u00e9l\u00e9communications permettent aux op\u00e9rateurs de r\u00e9seaux mobiles de fournir \u00e0 leurs abonn\u00e9s un service de qualit\u00e9 accrue.<\/p>\n<p>Le circuit de r\u00e9ception (Rx) en fr\u00e9quences interm\u00e9diaires (FI) convertit les signaux d\u2019entr\u00e9e RF compris entre 800 MHz et 4000&nbsp;MHz en un unique signal FI asym\u00e9trique \u00e0 140&nbsp;MHz en sortie. Il embarque deux amplificateurs de gain en tension, trois d\u00e9tecteurs de puissance, un bloc de contr\u00f4le de gain automatique programmable et plusieurs filtres passe-bande int\u00e9gr\u00e9s (bande passante de 14, 28, 56 et 112&nbsp;MHz). Ce r\u00e9cepteur prend \u00e9galement en charge toutes les bandes de fr\u00e9quences hyperfr\u00e9quences standard comprises entre 6 GHz et 42 GHz. Il est encapsul\u00e9 en bo\u00eetier LFCSP-40&nbsp;de 6 x 6&nbsp;mm<\/p>\n<p>Le circuit d\u2019\u00e9mission (Tx) en fr\u00e9quences interm\u00e9diaires (FI) convertit le signal d\u2019entr\u00e9e FI standard compris entre 300 MHz et 400&nbsp;MHz en un signal de sortie RF asym\u00e9trique compris entre 800 MHz et 4000&nbsp;MHz. Avec une plage de puissance d\u2019entr\u00e9e en FI comprise entre -31 et +4&nbsp;dBm, ce circuit assure un contr\u00f4le de gain num\u00e9rique de 35&nbsp;dB par pas de 1&nbsp;dB, tandis qu\u2019un amplificateur de gain en tension analogique contr\u00f4le en permanence la puissance de sortie de l\u2019\u00e9metteur entre -20 et +5&nbsp;dBm. Cet \u00e9metteur dispose \u00e9galement de trois d\u00e9tecteurs de puissance int\u00e9gr\u00e9s. Il est propos\u00e9 en bo\u00eetier KFCSP-32&nbsp;de 5 x 5&nbsp;mm.<\/p>\n<p><a href=\"http:\/\/www.analog.com\/HMC8100\" target=\"_blank\" rel=\"noopener\">analog.com\/HMC8100<\/a><\/p>\n<p><a href=\"http:\/\/www.analog.com\/en\/products\/rf-microwave\/integrated-transceivers-transmitters-receivers\/microwave-mmwave-tx-rx\/hmc8200.html\" target=\"_blank\" rel=\"noopener\">analog.com\/HMC8200<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>D\u2019un haut niveau d\u2019int\u00e9gration, les convertisseurs Rx (r\u00e9ception) HMC8100 et Tx (\u00e9mission) HMC8200 d\u2019Analog Devices permettent aux fabricants d\u2019\u00e9quipements de t\u00e9l\u00e9communications et aux op\u00e9rateurs mobiles en ondes millim\u00e9triques et hyperfr\u00e9quences d\u2019augmenter consid\u00e9rablement la fiabilit\u00e9 de leurs produits ainsi que de r\u00e9duire les co\u00fbts et les d\u00e9lais de commercialisation.<\/p>\n","protected":false},"author":9,"featured_media":197161,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[916],"domains":[47],"ppma_author":[1141],"class_list":["post-197160","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","tag-rf-transmission-fr","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Convertisseurs augmentant la fiabilit\u00e9 des infrastructures mob...<\/title>\n<meta name=\"description\" content=\"D\u2019un haut niveau d\u2019int\u00e9gration, les convertisseurs Rx (r\u00e9ception) HMC8100 et Tx (\u00e9mission) HMC8200 d\u2019Analog Devices permettent aux fabricants...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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