{"id":54816,"date":"2022-09-21T08:26:55","date_gmt":"2022-09-21T06:26:55","guid":{"rendered":"https:\/\/www.iemn.fr\/?p=54816"},"modified":"2022-09-22T15:43:10","modified_gmt":"2022-09-22T13:43:10","slug":"54816","status":"publish","type":"post","link":"https:\/\/www.iemn.fr\/en\/newsletter\/54816.html","title":{"rendered":"De nouveaux commutateurs RF pr\u00e9parent le terrain pour la 6G"},"content":{"rendered":"<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_heading-a4d8705b22a81b8d4b0abb64141058fa\">\n#top .av-special-heading.av-av_heading-a4d8705b22a81b8d4b0abb64141058fa{\npadding-bottom:10px;\nfont-size:30px;\n}\nbody .av-special-heading.av-av_heading-a4d8705b22a81b8d4b0abb64141058fa .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n#top #wrap_all .av-special-heading.av-av_heading-a4d8705b22a81b8d4b0abb64141058fa .av-special-heading-tag{\nfont-size:30px;\n}\n.av-special-heading.av-av_heading-a4d8705b22a81b8d4b0abb64141058fa .av-subheading{\nfont-size:15px;\n}\n\n@media only screen and (min-width: 480px) and (max-width: 767px){ \n#top #wrap_all .av-special-heading.av-av_heading-a4d8705b22a81b8d4b0abb64141058fa .av-special-heading-tag{\nfont-size:0.8em;\n}\n}\n\n@media only screen and (max-width: 479px){ \n#top #wrap_all .av-special-heading.av-av_heading-a4d8705b22a81b8d4b0abb64141058fa .av-special-heading-tag{\nfont-size:0.8em;\n}\n}\n<\/style>\n<div  class='av-special-heading av-av_heading-a4d8705b22a81b8d4b0abb64141058fa av-special-heading-h3 blockquote modern-quote modern-centered  avia-builder-el-0  el_before_av_one_full  avia-builder-el-first  av-inherit-size'><h3 class='av-special-heading-tag'  itemprop=\"headline\"  >De nouveaux commutateurs RF pr\u00e9parent le terrain pour la 6G<\/h3><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-oprcps-8cf2e56ebe92ed0e037a9cd122c966af\">\n.flex_column.av-oprcps-8cf2e56ebe92ed0e037a9cd122c966af{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-oprcps-8cf2e56ebe92ed0e037a9cd122c966af av_one_full  avia-builder-el-1  el_after_av_heading  avia-builder-el-last  first flex_column_div av-zero-column-padding'     ><section  class='av_textblock_section av-l8b8sru5-4ca1b8cd1f591f1d99c7671712a54eb0'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><blockquote>\n<p><span style=\"color: #167a9e;\">La r\u00e9volution digitale que nous vivons se repose sur la transmission d\u2019une \u00e9norme quantit\u00e9 de donn\u00e9es, \u00e0 des d\u00e9bits toujours croissants. C\u2019est ce flux d\u2019informations qui nous permet, par exemple, de rester en contact avec nos proches ou de travailler en distanciel pendant la r\u00e9cente crise sanitaire. Cependant, cette connectivit\u00e9 a un co\u00fbt environnemental important car la consommation en \u00e9nergie li\u00e9e \u00e0 nos objets \u00e9lectroniques ne cesse de cro\u00eetre. L\u2019acc\u00e8s aux mati\u00e8res premi\u00e8res non-renouvelables au c\u0153ur des puces \u00e9lectroniques est devenu un enjeu majeur en politique internationale.<\/span><br \/>\n<span style=\"color: #167a9e;\">Des laboratoires de recherche de l\u2019Universit\u00e9 de Lille, et plus particuli\u00e8rement l\u2019Institut d\u2019Electronique, de Micro\u00e9lectronique et de Nanotechnologie (IEMN UMR-CNRS 8520) et le laboratoire de de Physique des Lasers, Atomes et Mol\u00e9cules (PhLAM UMR-CNRS 8523) d\u00e9veloppent depuis quelques ann\u00e9es des composants et dispositifs pour des communications \u00e0 tr\u00e8s haut d\u00e9bit<\/span><\/p>\n<h5>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-qawvnx-f07da26bec2ba82154bf11e4f68099c0\">\n.av_font_icon.av-qawvnx-f07da26bec2ba82154bf11e4f68099c0{\ncolor:#167a9e;\nborder-color:#167a9e;\n}\n.av_font_icon.av-qawvnx-f07da26bec2ba82154bf11e4f68099c0 .av-icon-char{\nfont-size:30px;\nline-height:30px;\n}\n<\/style>\n<span  class='av_font_icon av-qawvnx-f07da26bec2ba82154bf11e4f68099c0 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='\ue80b' data-av_iconfont='entypo-fontello' ><\/span><\/span><\/h5>\n<p><strong><span style=\"color: #167a9e;\">Dans le cadre d\u2019une collaboration avec l\u2019universit\u00e9 du Texas-Austin, des chercheurs de l\u2019Universit\u00e9 de Lille (IEMN et PHLAM) ont d\u00e9velopp\u00e9 et caract\u00e9ris\u00e9 un nouveau type de commutateur\/interrupteur \u00e0 base de mat\u00e9riaux bidimensionnels (2D), pour des applications \u00e0 tr\u00e8s haut d\u00e9bit autour de 300 GHz. Ce dispositif a suscit\u00e9 une attention consid\u00e9rable, car il a \u00e9t\u00e9 d\u00e9montr\u00e9 qu\u2019il r\u00e9pondait aux exigences des futurs syst\u00e8mes de communications 6G. Ces commutateurs sont des composants cl\u00e9s de syst\u00e8mes de communication reconfigurables. Ils sont extr\u00eamement r\u00e9pandus dans les appareils \u00e9lectroniques, assurant de nombreuses fonctions. Ce sont eux par exemple, gr\u00e2ce auxquels les smartphones passent du Bluetooth au Wifi, de la 3G \u00e0 la 4G ou 5G.<\/span><\/strong><\/p>\n<p><a href=\"https:\/\/www.iemn.fr\/wp-content\/uploads\/2022\/09\/fig1.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-54824 alignleft\" src=\"https:\/\/www.iemn.fr\/wp-content\/uploads\/2022\/09\/fig1-300x200.jpg\" alt=\"\" width=\"400\" height=\"266\" srcset=\"https:\/\/www.iemn.fr\/wp-content\/uploads\/2022\/09\/fig1-300x200.jpg 300w, https:\/\/www.iemn.fr\/wp-content\/uploads\/2022\/09\/fig1-18x12.jpg 18w, https:\/\/www.iemn.fr\/wp-content\/uploads\/2022\/09\/fig1.jpg 526w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/a><\/p>\n<p>La structure du commutateur propos\u00e9 qui est extr\u00eamement simple (voir illustration fig.1), utilise une monocouche de disulfure de molybd\u00e8ne (MoS2) d\u2019\u00e9paisseur atomique s\u00e9parant deux \u00e9lectrodes m\u00e9talliques. En optimisant les dimensions du dispositif, une faible tension de commande permet de faire commuter le dispositif dans un \u00e9tat logique donn\u00e9. Le commutateur se comporte comme une m\u00e9moire r\u00e9sistive, qui ne n\u00e9cessite aucune tension de maintien dans un \u00e9tat logique donn\u00e9. Par cons\u00e9quent le dispositif est tr\u00e8s \u00e9conome en \u00e9nergie, au regard des composants actuels.<br \/>\nL\u2019int\u00e9gration du dispositif dans une ligne de propagation nous a permis d\u2019effectuer les caract\u00e9risations \u00e9lectriques jusqu\u2019\u00e0 480 GHz. L\u2019int\u00e9gration du composant dans un syst\u00e8me de transmission de donn\u00e9es a permis de valider les diff\u00e9rents standards IEEE 802.15.3d de la norme 6G, avec une porteuse autour de 320 GHz et des d\u00e9bits de 100 Gbits\/s. Toutes les mesures ont \u00e9t\u00e9 effectu\u00e9es sur la plateforme de l\u2019IEMN, et la fabrication du dispositif \u00e0 l\u2019Universit\u00e9 du Texas-Austin.<\/p>\n<\/blockquote>\n<div id=\"attachment_54821\" style=\"width: 610px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.iemn.fr\/wp-content\/uploads\/2022\/09\/fig2.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-54821\" class=\"wp-image-54821 size-full\" src=\"https:\/\/www.iemn.fr\/wp-content\/uploads\/2022\/09\/fig2.jpg\" alt=\"\" width=\"600\" height=\"231\" srcset=\"https:\/\/www.iemn.fr\/wp-content\/uploads\/2022\/09\/fig2.jpg 600w, https:\/\/www.iemn.fr\/wp-content\/uploads\/2022\/09\/fig2-300x116.jpg 300w, https:\/\/www.iemn.fr\/wp-content\/uploads\/2022\/09\/fig2-18x7.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/a><p id=\"caption-attachment-54821\" class=\"wp-caption-text\">Fig.2 : Caract\u00e9risation du commutateur \u00e0 l\u2019\u00e9tat passant (ON) (a) et \u00e0 l\u2019\u00e9tat non passant (OFF) juqsqu\u2019\u00e0 480 GHz.<\/p><\/div>\n<div id=\"attachment_54822\" style=\"width: 810px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.iemn.fr\/wp-content\/uploads\/2022\/09\/fig3.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-54822\" class=\"wp-image-54822 size-full\" src=\"https:\/\/www.iemn.fr\/wp-content\/uploads\/2022\/09\/fig3.jpg\" alt=\"\" width=\"800\" height=\"247\" srcset=\"https:\/\/www.iemn.fr\/wp-content\/uploads\/2022\/09\/fig3.jpg 800w, https:\/\/www.iemn.fr\/wp-content\/uploads\/2022\/09\/fig3-300x93.jpg 300w, https:\/\/www.iemn.fr\/wp-content\/uploads\/2022\/09\/fig3-768x237.jpg 768w, https:\/\/www.iemn.fr\/wp-content\/uploads\/2022\/09\/fig3-18x6.jpg 18w, https:\/\/www.iemn.fr\/wp-content\/uploads\/2022\/09\/fig3-705x218.jpg 705w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/a><p id=\"caption-attachment-54822\" class=\"wp-caption-text\">Fig.3 : Illustration des diagrammes de constellation obtenus pour une porteuse \u00e0 320 GHz. Le commutateur \u00e9tant \u00e0 l\u2019\u00e9tat ON.<\/p><\/div>\n<h5><\/h5>\n<p><span style=\"color: #167a9e;\"><strong>Vous trouverez plus de d\u00e9tail dans l\u2019article de la revue NATURE Electronics en<span style=\"color: #167a9e;\"> Juin<\/span> 2022.<\/strong><\/span><br \/>\n<span style=\"color: #167a9e;\">Kim, M., Ducournau, G., Skrzypczak, S.\u00a0et al.\u00a0Monolayer molybdenum disulfide switches for 6G communication systems.\u00a0Nat Electron\u00a05, 367\u2013373 (2022).<br \/>\n<\/span><span style=\"color: #167a9e;\"><a href=\"https:\/\/doi.org\/10.1038\/s41928-022-00766-2\" target=\"_blank\" rel=\"noopener\">\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-qawvnx-86793146ff06e9a2afc04c05465a0b89\">\n.av_font_icon.av-qawvnx-86793146ff06e9a2afc04c05465a0b89{\ncolor:#80000;\nborder-color:#80000;\n}\n.av_font_icon.av-qawvnx-86793146ff06e9a2afc04c05465a0b89 .av-icon-char{\nfont-size:20px;\nline-height:20px;\n}\n<\/style>\n<span  class='av_font_icon av-qawvnx-86793146ff06e9a2afc04c05465a0b89 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>https:\/\/doi.org\/10.1038\/s41928-022-00766-2<\/a><\/span><\/p>\n<p><span style=\"color: #167a9e;\"><strong>Cette publication fait suite \u00e0 une autre publication r\u00e9cente \u00e9galement en collaboration<\/strong><\/span><br \/>\n<span style=\"color: #167a9e;\">Kim, M., Pallecchi, E., Ge, R.\u00a0et al.\u00a0Analogue switches made from boron nitride monolayers for application in 5G and terahertz communication systems.\u00a0Nat Electron\u00a03, 479\u2013485 (2020).<br \/>\n<a href=\"https:\/\/doi.org\/10.1038\/s41928-020-0416-x\" target=\"_blank\" rel=\"noopener\">\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-qawvnx-86793146ff06e9a2afc04c05465a0b89\">\n.av_font_icon.av-qawvnx-86793146ff06e9a2afc04c05465a0b89{\ncolor:#80000;\nborder-color:#80000;\n}\n.av_font_icon.av-qawvnx-86793146ff06e9a2afc04c05465a0b89 .av-icon-char{\nfont-size:20px;\nline-height:20px;\n}\n<\/style>\n<span  class='av_font_icon av-qawvnx-86793146ff06e9a2afc04c05465a0b89 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> https:\/\/doi.org\/10.1038\/s41928-020-0416-x<\/a><\/span><\/p>\n<p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-qawvnx-295d77a0f4e05d272d0215f6a15e1d88\">\n.av_font_icon.av-qawvnx-295d77a0f4e05d272d0215f6a15e1d88{\ncolor:#167a9e;\nborder-color:#167a9e;\n}\n.av_font_icon.av-qawvnx-295d77a0f4e05d272d0215f6a15e1d88 .av-icon-char{\nfont-size:15px;\nline-height:15px;\n}\n<\/style>\n<span  class='av_font_icon av-qawvnx-295d77a0f4e05d272d0215f6a15e1d88 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='\ue80b' data-av_iconfont='entypo-fontello' ><\/span><\/span><strong>Les co-signataires :<\/strong><br \/>\n<strong>IEMN : Guillaume Ducournau, Simon Skrzypczak, Henri Happy et Emiliano Pallecchi<\/strong><br \/>\n<strong>PhLAM\u00a0: Pascal Szriftgiser<\/strong><\/p>\n<p><div  class='avia-button-wrap av-rpqvoq-7e35335e3fb4b4429e430c3ede29f14b-wrap avia-button-left  avia-builder-el-7  el_after_av_font_icon  el_before_av_button'><a href='mailto:henri.happy@univ-lille.fr'  class='avia-button av-rpqvoq-7e35335e3fb4b4429e430c3ede29f14b av-link-btn avia-icon_select-yes-left-icon avia-size-small avia-position-left avia-color-silver'   aria-label=\"henri.happy@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' >henri.happy@univ-lille.fr<\/span><\/a><\/div> \u00a0 <div  class='avia-button-wrap av-rpqvoq-af1e57eead24f321e8ecd4fb85d5a4e2-wrap avia-button-left  avia-builder-el-8  el_after_av_button  el_before_av_button'><a href='mailto:guillaume.ducournau@univ-lille.fr'  class='avia-button av-rpqvoq-af1e57eead24f321e8ecd4fb85d5a4e2 av-link-btn avia-icon_select-yes-left-icon avia-size-small avia-position-left avia-color-silver'   aria-label=\"guillaume.ducournau@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' >guillaume.ducournau@univ-lille.fr<\/span><\/a><\/div> \u00a0 <div  class='avia-button-wrap av-rpqvoq-ecdf02e7c6d0c490e68fc62a3238abb7-wrap avia-button-left  avia-builder-el-9  el_after_av_button  avia-builder-el-last'><a href='mailto:emiliano.pallecchi@univ-lille.fr'  class='avia-button av-rpqvoq-ecdf02e7c6d0c490e68fc62a3238abb7 av-link-btn avia-icon_select-yes-left-icon avia-size-small avia-position-left avia-color-silver'   aria-label=\"emiliano.pallecchi@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' >emiliano.pallecchi@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-54816","post","type-post","status-publish","format-standard","hentry","category-newsletter"],"_links":{"self":[{"href":"https:\/\/www.iemn.fr\/en\/wp-json\/wp\/v2\/posts\/54816","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=54816"}],"version-history":[{"count":0,"href":"https:\/\/www.iemn.fr\/en\/wp-json\/wp\/v2\/posts\/54816\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.iemn.fr\/en\/wp-json\/wp\/v2\/media?parent=54816"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.iemn.fr\/en\/wp-json\/wp\/v2\/categories?post=54816"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.iemn.fr\/en\/wp-json\/wp\/v2\/tags?post=54816"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}