{"id":19915,"date":"2019-04-18T18:24:02","date_gmt":"2019-04-18T18:24:02","guid":{"rendered":"https:\/\/\/white_papers\/des-recepteurs-large-bande-pour-les-communications-5g-linstrumentation-et-les-applications-aeronautiques-et-militaires\/"},"modified":"2022-01-26T15:08:28","modified_gmt":"2022-01-26T15:08:28","slug":"des-recepteurs-large-bande-pour-les-communications-5g-linstrumentation-et-les-applications-aeronautiques-et-militaires","status":"publish","type":"white_papers","link":"https:\/\/www.ecinews.fr\/fr\/white_papers\/des-recepteurs-large-bande-pour-les-communications-5g-linstrumentation-et-les-applications-aeronautiques-et-militaires\/","title":{"rendered":"Des r\u00e9cepteurs large bande pour les communications 5G, l\u2019instrumentation, et les applications a\u00e9ronautiques et militaires"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"

Les limitations de la bande passante ont longtemps repr\u00e9sent\u00e9 un d\u00e9fi majeur pour les concepteurs de solutions radio. Nos pr\u00e9d\u00e9cesseurs estimaient que les fr\u00e9quences sup\u00e9rieures \u00e0 quelques centaines de kilohertz ne pr\u00e9sentaient aucun int\u00e9r\u00eat compte tenu des limites des d\u00e9tecteurs. Des pionniers tels qu\u2019\u00c9douard Branly, Reginald Fessenden ou Guglielmo Marconi, entre autres, se sont d\u00e9battus avec cette id\u00e9e, jusqu\u2019\u00e0 ce qu\u2019Edwin Armstrong et Lucien Levy perfectionnent la technique de d\u00e9tection h\u00e9t\u00e9rodyne (h\u00e9t\u00e9rodynage), ouvrant l\u2019acc\u00e8s \u00e0 des fr\u00e9quences plus \u00e9lev\u00e9es du spectre en les transposant \u00e0 des fr\u00e9quences inf\u00e9rieures, et permettant ainsi aux d\u00e9tecteurs de les traiter de fa\u00e7on appropri\u00e9e \u00e0 l\u2019aide des technologies disponibles. Si des fr\u00e9quences plus \u00e9lev\u00e9es ont \u00e9t\u00e9 ouvertes gr\u00e2ce au processus superh\u00e9t\u00e9rodyne, la bande passante demeurait cependant relativement limit\u00e9e.<\/p>\n","protected":false},"featured_media":19917,"template":"","tags":[],"company":[613],"wp_category":[],"ppma_author":[],"class_list":["post-19915","white_papers","type-white_papers","status-publish","has-post-thumbnail","hentry","company-analog-devices"],"acf":[],"yoast_head":"Des r\u00e9cepteurs large bande pour les communications 5G, l\u2019ins...<\/title>\n<meta name=\"description\" content=\"Les limitations de la bande passante ont longtemps repr\u00e9sent\u00e9 un d\u00e9fi majeur pour les concepteurs de solutions radio. Nos pr\u00e9d\u00e9cesseurs estimaient que...\" \/>\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\/white_papers\/19915\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Des r\u00e9cepteurs large bande pour les communications 5G, l\u2019instrumentation, et les applications a\u00e9ronautiques et militaires\" \/>\n<meta property=\"og:description\" content=\"Les limitations de la bande passante ont longtemps repr\u00e9sent\u00e9 un d\u00e9fi majeur pour les concepteurs de solutions radio. Nos pr\u00e9d\u00e9cesseurs estimaient que les fr\u00e9quences sup\u00e9rieures \u00e0 quelques centaines de kilohertz ne pr\u00e9sentaient aucun int\u00e9r\u00eat compte tenu des limites des d\u00e9tecteurs. Des pionniers tels qu\u2019\u00c9douard Branly, Reginald Fessenden ou Guglielmo Marconi, entre autres, se sont d\u00e9battus avec cette id\u00e9e, jusqu\u2019\u00e0 ce qu\u2019Edwin Armstrong et Lucien Levy perfectionnent la technique de d\u00e9tection h\u00e9t\u00e9rodyne (h\u00e9t\u00e9rodynage), ouvrant l\u2019acc\u00e8s \u00e0 des fr\u00e9quences plus \u00e9lev\u00e9es du spectre en les transposant \u00e0 des fr\u00e9quences inf\u00e9rieures, et permettant ainsi aux d\u00e9tecteurs de les traiter de fa\u00e7on appropri\u00e9e \u00e0 l\u2019aide des technologies disponibles. Si des fr\u00e9quences plus \u00e9lev\u00e9es ont \u00e9t\u00e9 ouvertes gr\u00e2ce au processus superh\u00e9t\u00e9rodyne, la bande passante demeurait cependant relativement limit\u00e9e.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/white_papers\/19915\/\" \/>\n<meta property=\"og:site_name\" content=\"EENewsEurope\" \/>\n<meta property=\"article:modified_time\" content=\"2022-01-26T15:08:28+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.ecinews.fr\/wp-content\/uploads\/import\/default\/files\/eci7916_analog_applic_brad_brannon_responsable_de_lingenierie_systeme_pour_les_architectures_de_reception_4g_et_5g.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1408\" \/>\n\t<meta property=\"og:image:height\" content=\"1748\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.ecinews.fr\/fr\/white_papers\/des-recepteurs-large-bande-pour-les-communications-5g-linstrumentation-et-les-applications-aeronautiques-et-militaires\/\",\"url\":\"https:\/\/www.ecinews.fr\/fr\/white_papers\/des-recepteurs-large-bande-pour-les-communications-5g-linstrumentation-et-les-applications-aeronautiques-et-militaires\/\",\"name\":\"Des r\u00e9cepteurs large bande pour les communications 5G, l\u2019instrumentation, et les applications a\u00e9ronautiques et militaires -\",\"isPartOf\":{\"@id\":\"https:\/\/www.eenewseurope.com\/en\/#website\"},\"datePublished\":\"2019-04-18T18:24:02+00:00\",\"dateModified\":\"2022-01-26T15:08:28+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.ecinews.fr\/fr\/white_papers\/des-recepteurs-large-bande-pour-les-communications-5g-linstrumentation-et-les-applications-aeronautiques-et-militaires\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.ecinews.fr\/fr\/white_papers\/des-recepteurs-large-bande-pour-les-communications-5g-linstrumentation-et-les-applications-aeronautiques-et-militaires\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.ecinews.fr\/fr\/white_papers\/des-recepteurs-large-bande-pour-les-communications-5g-linstrumentation-et-les-applications-aeronautiques-et-militaires\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.ecinews.fr\/fr\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Des r\u00e9cepteurs large bande pour les communications 5G, l\u2019instrumentation, et les applications a\u00e9ronautiques et militaires\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.eenewseurope.com\/en\/#website\",\"url\":\"https:\/\/www.eenewseurope.com\/en\/\",\"name\":\"EENewsEurope\",\"description\":\"Just another WordPress site\",\"publisher\":{\"@id\":\"https:\/\/www.eenewseurope.com\/en\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.eenewseurope.com\/en\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.eenewseurope.com\/en\/#organization\",\"name\":\"EENewsEurope\",\"url\":\"https:\/\/www.eenewseurope.com\/en\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/www.eenewseurope.com\/en\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.ecinews.fr\/wp-content\/uploads\/2022\/02\/logo-1.jpg\",\"contentUrl\":\"https:\/\/www.ecinews.fr\/wp-content\/uploads\/2022\/02\/logo-1.jpg\",\"width\":283,\"height\":113,\"caption\":\"EENewsEurope\"},\"image\":{\"@id\":\"https:\/\/www.eenewseurope.com\/en\/#\/schema\/logo\/image\/\"}}]}<\/script>","yoast_head_json":{"title":"Des r\u00e9cepteurs large bande pour les communications 5G, l\u2019ins...","description":"Les limitations de la bande passante ont longtemps repr\u00e9sent\u00e9 un d\u00e9fi majeur pour les concepteurs de solutions radio. Nos pr\u00e9d\u00e9cesseurs estimaient que...","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/white_papers\/19915\/","og_locale":"fr_FR","og_type":"article","og_title":"Des r\u00e9cepteurs large bande pour les communications 5G, l\u2019instrumentation, et les applications a\u00e9ronautiques et militaires","og_description":"Les limitations de la bande passante ont longtemps repr\u00e9sent\u00e9 un d\u00e9fi majeur pour les concepteurs de solutions radio. Nos pr\u00e9d\u00e9cesseurs estimaient que les fr\u00e9quences sup\u00e9rieures \u00e0 quelques centaines de kilohertz ne pr\u00e9sentaient aucun int\u00e9r\u00eat compte tenu des limites des d\u00e9tecteurs. Des pionniers tels qu\u2019\u00c9douard Branly, Reginald Fessenden ou Guglielmo Marconi, entre autres, se sont d\u00e9battus avec cette id\u00e9e, jusqu\u2019\u00e0 ce qu\u2019Edwin Armstrong et Lucien Levy perfectionnent la technique de d\u00e9tection h\u00e9t\u00e9rodyne (h\u00e9t\u00e9rodynage), ouvrant l\u2019acc\u00e8s \u00e0 des fr\u00e9quences plus \u00e9lev\u00e9es du spectre en les transposant \u00e0 des fr\u00e9quences inf\u00e9rieures, et permettant ainsi aux d\u00e9tecteurs de les traiter de fa\u00e7on appropri\u00e9e \u00e0 l\u2019aide des technologies disponibles. Si des fr\u00e9quences plus \u00e9lev\u00e9es ont \u00e9t\u00e9 ouvertes gr\u00e2ce au processus superh\u00e9t\u00e9rodyne, la bande passante demeurait cependant relativement limit\u00e9e.","og_url":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/white_papers\/19915\/","og_site_name":"EENewsEurope","article_modified_time":"2022-01-26T15:08:28+00:00","og_image":[{"width":1408,"height":1748,"url":"https:\/\/www.ecinews.fr\/wp-content\/uploads\/import\/default\/files\/eci7916_analog_applic_brad_brannon_responsable_de_lingenierie_systeme_pour_les_architectures_de_reception_4g_et_5g.jpg","type":"image\/jpeg"}],"twitter_card":"summary_large_image","schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.ecinews.fr\/fr\/white_papers\/des-recepteurs-large-bande-pour-les-communications-5g-linstrumentation-et-les-applications-aeronautiques-et-militaires\/","url":"https:\/\/www.ecinews.fr\/fr\/white_papers\/des-recepteurs-large-bande-pour-les-communications-5g-linstrumentation-et-les-applications-aeronautiques-et-militaires\/","name":"Des r\u00e9cepteurs large bande pour les communications 5G, l\u2019instrumentation, et les applications a\u00e9ronautiques et militaires -","isPartOf":{"@id":"https:\/\/www.eenewseurope.com\/en\/#website"},"datePublished":"2019-04-18T18:24:02+00:00","dateModified":"2022-01-26T15:08:28+00:00","breadcrumb":{"@id":"https:\/\/www.ecinews.fr\/fr\/white_papers\/des-recepteurs-large-bande-pour-les-communications-5g-linstrumentation-et-les-applications-aeronautiques-et-militaires\/#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.ecinews.fr\/fr\/white_papers\/des-recepteurs-large-bande-pour-les-communications-5g-linstrumentation-et-les-applications-aeronautiques-et-militaires\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.ecinews.fr\/fr\/white_papers\/des-recepteurs-large-bande-pour-les-communications-5g-linstrumentation-et-les-applications-aeronautiques-et-militaires\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.ecinews.fr\/fr\/"},{"@type":"ListItem","position":2,"name":"Des r\u00e9cepteurs large bande pour les communications 5G, l\u2019instrumentation, et les applications a\u00e9ronautiques et militaires"}]},{"@type":"WebSite","@id":"https:\/\/www.eenewseurope.com\/en\/#website","url":"https:\/\/www.eenewseurope.com\/en\/","name":"EENewsEurope","description":"Just another WordPress site","publisher":{"@id":"https:\/\/www.eenewseurope.com\/en\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.eenewseurope.com\/en\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"fr-FR"},{"@type":"Organization","@id":"https:\/\/www.eenewseurope.com\/en\/#organization","name":"EENewsEurope","url":"https:\/\/www.eenewseurope.com\/en\/","logo":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.eenewseurope.com\/en\/#\/schema\/logo\/image\/","url":"https:\/\/www.ecinews.fr\/wp-content\/uploads\/2022\/02\/logo-1.jpg","contentUrl":"https:\/\/www.ecinews.fr\/wp-content\/uploads\/2022\/02\/logo-1.jpg","width":283,"height":113,"caption":"EENewsEurope"},"image":{"@id":"https:\/\/www.eenewseurope.com\/en\/#\/schema\/logo\/image\/"}}]}},"_links":{"self":[{"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/white_papers\/19915"}],"collection":[{"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/white_papers"}],"about":[{"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/types\/white_papers"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/media\/19917"}],"wp:attachment":[{"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/media?parent=19915"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/tags?post=19915"},{"taxonomy":"company","embeddable":true,"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/company?post=19915"},{"taxonomy":"wp_category","embeddable":true,"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/wp_category?post=19915"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/ppma_author?post=19915"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}