{"id":58180,"date":"2023-06-22T14:24:35","date_gmt":"2023-06-22T12:24:35","guid":{"rendered":"https:\/\/www.iemn.fr\/?p=58180"},"modified":"2023-07-21T14:25:13","modified_gmt":"2023-07-21T12:25:13","slug":"mesure-du-canal-v2i-dans-les-reseaux-de-vehicules","status":"publish","type":"post","link":"https:\/\/www.iemn.fr\/en\/newsletter\/mesure-du-canal-v2i-dans-les-reseaux-de-vehicules.html","title":{"rendered":"Mesure du canal V2I dans les r\u00e9seaux de v\u00e9hicules sans cellule \u00e0 l\u2019aide du sondeur de canal distribu\u00e9 MaMIMOSA"},"content":{"rendered":"<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-m6lylg-3717c8c1a848983f399e95da08e769e6\">\n.flex_column.av-m6lylg-3717c8c1a848983f399e95da08e769e6{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-m6lylg-3717c8c1a848983f399e95da08e769e6 av_one_full  avia-builder-el-0  el_before_av_one_full  avia-builder-el-first  first flex_column_div av-zero-column-padding'     ><section  class='av_textblock_section av-lj74h1kl-679b3e18445ec2150a7540e09d56a9b1'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><h2 style=\"text-align: center;\"><span style=\"color: #1d5b70;\">Mesure du canal V2I dans les r\u00e9seaux de v\u00e9hicules sans cellule \u00e0 l\u2019aide du sondeur de canal distribu\u00e9 MaMIMOSA<\/span><\/h2>\n<\/div><\/section><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-j6scxw-0a0be2eabae97821084a68e8a3c113de\">\n.flex_column.av-j6scxw-0a0be2eabae97821084a68e8a3c113de{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-j6scxw-0a0be2eabae97821084a68e8a3c113de av_one_full  avia-builder-el-2  el_after_av_one_full  el_before_av_one_full  first flex_column_div av-zero-column-padding  column-top-margin'     ><section  class='av_textblock_section av-lj7485k0-06f570ab676bf903c5cf9981970db41f'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p><a href=\"https:\/\/www.iemn.fr\/wp-content\/uploads\/2023\/06\/POSTER-OFFICIEL-FINAL.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-58182 aligncenter\" src=\"https:\/\/www.iemn.fr\/wp-content\/uploads\/2023\/06\/POSTER-OFFICIEL-FINAL-300x168.jpg\" alt=\"\" width=\"700\" height=\"393\" srcset=\"https:\/\/www.iemn.fr\/wp-content\/uploads\/2023\/06\/POSTER-OFFICIEL-FINAL-300x168.jpg 300w, https:\/\/www.iemn.fr\/wp-content\/uploads\/2023\/06\/POSTER-OFFICIEL-FINAL-1030x578.jpg 1030w, https:\/\/www.iemn.fr\/wp-content\/uploads\/2023\/06\/POSTER-OFFICIEL-FINAL-768x431.jpg 768w, https:\/\/www.iemn.fr\/wp-content\/uploads\/2023\/06\/POSTER-OFFICIEL-FINAL-18x10.jpg 18w, https:\/\/www.iemn.fr\/wp-content\/uploads\/2023\/06\/POSTER-OFFICIEL-FINAL-705x396.jpg 705w, https:\/\/www.iemn.fr\/wp-content\/uploads\/2023\/06\/POSTER-OFFICIEL-FINAL.jpg 1416w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/a><\/p>\n<\/div><\/section><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-1aub9k4-6bb5cc72d48a830847b81a77e1d2ec9f\">\n.flex_column.av-1aub9k4-6bb5cc72d48a830847b81a77e1d2ec9f{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-1aub9k4-6bb5cc72d48a830847b81a77e1d2ec9f av_one_full  avia-builder-el-4  el_after_av_one_full  el_before_av_one_half  first flex_column_div av-zero-column-padding  column-top-margin'     ><section  class='av_textblock_section av-lj73r4dw-5f990b513d334078724f4d10ef41ea9b'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><h4><strong><span style=\"color: #1d5b70;\">Dans cet article, nous pr\u00e9sentons une architecture MIMO massive (entr\u00e9es multiples, sorties multiples) sans cellule v\u00e9hiculaire, petite mais r\u00e9aliste, d\u00e9ploy\u00e9e \u00e0 l\u2019Universit\u00e9 de Lille dans un environnement suburbain typique, dans des conditions d\u2019ombrage \u00e0 la fois en ligne de mire (LOS) et en LOS obstru\u00e9e (OLOS).<\/span><\/strong><\/h4>\n<\/div><\/section><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-15y78tg-a6f59815658e88c05e22797844e79ff4\">\n.flex_column.av-15y78tg-a6f59815658e88c05e22797844e79ff4{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-15y78tg-a6f59815658e88c05e22797844e79ff4 av_one_half  avia-builder-el-6  el_after_av_one_full  el_before_av_one_half  first flex_column_div av-zero-column-padding  column-top-margin'     ><section  class='av_textblock_section av-lj73r4dw-5f990b513d334078724f4d10ef41ea9b'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p>Les canaux radio ont \u00e9t\u00e9 acquis \u00e0 l\u2019aide d\u2019une mise \u00e0 niveau RF-sur-fibre (RoF) distribu\u00e9e du sondeur de canaux en temps r\u00e9el MaMIMOSA. Le syst\u00e8me fonctionne \u00e0 5,89 GHz avec une largeur de bande de 80 MHz, ce qui correspond \u00e0 la bande de fr\u00e9quence ITS offerte par les technologies ITS-G5 et CV2X. Quatre antennes de r\u00e9ception omnidirectionnelles ont \u00e9t\u00e9 plac\u00e9es sur le toit d\u2019une camionnette se d\u00e9pla\u00e7ant \u00e0 une vitesse de 25 km\/h. Le canal de propagation a \u00e9t\u00e9 mesur\u00e9 pour diff\u00e9rentes configurations d\u2019antennes de transmission, allant d\u2019antennes co-localis\u00e9es \u00e0 des antennes enti\u00e8rement distribu\u00e9es. Les r\u00e9sultats des mesures montrent un gain significatif du rapport signal\/bruit (RSB) ainsi qu\u2019une couverture plus uniforme et des valeurs d\u2019\u00e9talement du d\u00e9lai plus faibles avec les sc\u00e9narios distribu\u00e9s qu\u2019avec les sc\u00e9narios centralis\u00e9s.<\/p>\n<\/div><\/section><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-r3bexw-f6e0a887d1499327b68a902c46bf946a\">\n.flex_column.av-r3bexw-f6e0a887d1499327b68a902c46bf946a{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-r3bexw-f6e0a887d1499327b68a902c46bf946a av_one_half  avia-builder-el-8  el_after_av_one_half  avia-builder-el-last  flex_column_div av-zero-column-padding  column-top-margin'     ><section  class='av_textblock_section av-lj73r4dw-5f990b513d334078724f4d10ef41ea9b'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p>Enfin, les r\u00e9sultats de la mesure de l\u2019affaiblissement du trajet obtenus pour le r\u00e9seau sans cellule ont fourni des lignes directrices pour le d\u00e9ploiement des antennes distribu\u00e9es.<\/p>\n<p><strong><span style=\"color: #1d5b70;\"><a style=\"color: #1d5b70;\" href=\"https:\/\/www.iemn.fr\/wp-content\/uploads\/2023\/06\/article_MaMIMOSA.pdf\" target=\"_blank\" rel=\"noopener\">\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-wzsvks-bae6428a49fa2ed8dba9078751635129\">\n.av_font_icon.av-wzsvks-bae6428a49fa2ed8dba9078751635129{\ncolor:#1f6657;\nborder-color:#1f6657;\n}\n.av_font_icon.av-wzsvks-bae6428a49fa2ed8dba9078751635129 .av-icon-char{\nfont-size:25px;\nline-height:25px;\n}\n<\/style>\n<span  class='av_font_icon av-wzsvks-bae6428a49fa2ed8dba9078751635129 avia_animate_when_visible av-icon-style- avia-icon-pos-left avia-icon-animate'><span class='av-icon-char' aria-hidden='true' data-av_icon='\ue826' data-av_iconfont='entypo-fontello' ><\/span><\/span>D\u00e9couvrez l\u2019article complet (pdf)<\/a><\/span><\/strong><\/p>\n<p><a href=\"https:\/\/hal.univ-lille.fr\/IEMN\/hal-03952309v1\" target=\"_blank\" rel=\"noopener\">https:\/\/hal.univ-lille.fr\/IEMN\/hal-03952309v1<\/a><\/p>\n<p><div  class='avia-button-wrap av-rpqvoq-870485fe859f12be9ea0635bc9982e1f-wrap avia-button-left  avia-builder-el-11  el_after_av_font_icon  el_before_av_button'><a href='mailto:davy.gaillot@univ-lille.fr'  class='avia-button av-rpqvoq-870485fe859f12be9ea0635bc9982e1f av-link-btn avia-icon_select-yes-left-icon avia-size-small avia-position-left avia-color-silver'   aria-label=\"davy.gaillot@univ-lille.fr\"><span class='avia_button_icon avia_button_icon_left' aria-hidden='true' data-av_icon='\ue805' data-av_iconfont='entypo-fontello'><\/span><span class='avia_iconbox_title' >davy.gaillot@univ-lille.fr<\/span><\/a><\/div>. \u00a0 <div  class='avia-button-wrap av-rpqvoq-5db5a6d75288a42aa4f24498b608aa76-wrap avia-button-left  avia-builder-el-12  el_after_av_button  avia-builder-el-last'><a href='mailto:eric.simon@univ-lille.fr'  class='avia-button av-rpqvoq-5db5a6d75288a42aa4f24498b608aa76 av-link-btn avia-icon_select-yes-left-icon avia-size-small avia-position-left avia-color-silver'   aria-label=\"eric.simon@univ-lille.fr\"><span class='avia_button_icon avia_button_icon_left' aria-hidden='true' data-av_icon='\ue805' data-av_iconfont='entypo-fontello'><\/span><span class='avia_iconbox_title' >eric.simon@univ-lille.fr<\/span><\/a><\/div><\/p>\n<\/div><\/section><\/div>","protected":false},"excerpt":{"rendered":"","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[297],"tags":[],"class_list":["post-58180","post","type-post","status-publish","format-standard","hentry","category-newsletter"],"_links":{"self":[{"href":"https:\/\/www.iemn.fr\/en\/wp-json\/wp\/v2\/posts\/58180","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.iemn.fr\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.iemn.fr\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.iemn.fr\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.iemn.fr\/en\/wp-json\/wp\/v2\/comments?post=58180"}],"version-history":[{"count":0,"href":"https:\/\/www.iemn.fr\/en\/wp-json\/wp\/v2\/posts\/58180\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.iemn.fr\/en\/wp-json\/wp\/v2\/media?parent=58180"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.iemn.fr\/en\/wp-json\/wp\/v2\/categories?post=58180"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.iemn.fr\/en\/wp-json\/wp\/v2\/tags?post=58180"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}