{"id":5310,"date":"2024-02-05T12:41:34","date_gmt":"2024-02-05T11:41:34","guid":{"rendered":"https:\/\/www.cailabs.com\/case-studies\/kddi-japon\/"},"modified":"2025-03-24T10:02:08","modified_gmt":"2025-03-24T09:02:08","slug":"kddi-japon","status":"publish","type":"case-study","link":"https:\/\/www.cailabs.com\/fr\/etudes-de-cas\/reseaux-du-futur\/kddi-japon\/","title":{"rendered":"La solution PROTEUS a permis d\u2019atteindre le d\u00e9bit mondial record de 10 Pb\/s dans une fibre optique"},"content":{"rendered":"\n<h5 class=\"wp-block-heading\"><strong>Le partenaire<\/strong><\/h5>\n\n\n\n<p><a href=\"https:\/\/www.kddi.com\/english\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>KDDI<\/strong><\/a>, op\u00e9rateur de t\u00e9l\u00e9communications japonais, poss\u00e8de une expertise unique au monde en transmission de donn\u00e9es par fibre optique. Son \u00e9quipe de recherche souhaite d\u00e9velopper des solutions technologiques avanc\u00e9es pour faire face aux prochains d\u00e9fis des domaines de la communication et de l\u2019information.<\/p>\n\n\n\n<h5 class=\"wp-block-heading\">L\u2019application<\/h5>\n\n\n\n<p>Dans un&nbsp;<strong>r\u00e9seau de communication optique<\/strong>, les donn\u00e9es et informations transitent sous la forme de signaux lumineux. Le&nbsp;<strong>multiplexage spatial ou Space Division Multiplexing (SDM)<\/strong>&nbsp;permet d\u2019utiliser plusieurs formes de la lumi\u00e8re simultan\u00e9ment dans une fibre optique multimode comme autant de canaux ind\u00e9pendants, augmentant ainsi la capacit\u00e9 de ces r\u00e9seaux.<\/p>\n\n\n\n<h5 class=\"wp-block-heading\">La probl\u00e9matique<\/h5>\n\n\n\n<p>Alors que la quantit\u00e9 de donn\u00e9es \u00e9chang\u00e9es suit une croissance vertigineuse, les r\u00e9seaux de fibres optiques conventionnels s\u2019approchent de leur point de saturation. <br>Les toutes derni\u00e8res avanc\u00e9es en communication fibr\u00e9e ont donc \u00e9t\u00e9 combin\u00e9es par KDDI pour augmenter le d\u00e9bit de mani\u00e8re ph\u00e9nom\u00e9nale dans les fibres optiques.<\/p>\n\n\n\n<h5 class=\"wp-block-heading\">Les performances-cl\u00e9s du partenariat<\/h5>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Augmentation remarquable du d\u00e9bit<\/strong>&nbsp;: 10,16 Pb\/s sur une distance de 11,3 km dans une seule fibre optique Crosstalk c\u0153ur \u00e0 c\u0153ur inf\u00e9rieur \u00e0 -50 dB pour LP01 et LP02<\/li>\n\n\n\n<li><strong>114 canaux spatiaux<\/strong>&nbsp;: Fibre 19 c\u0153urs pouvant propager 6 modes spatiaux diff\u00e9rents par c\u0153ur : LP01, LP11a, LP11b, LP21a, LP21b, LP02<\/li>\n\n\n\n<li><strong>Compatibilit\u00e9 avec les autres technologies de communication fibr\u00e9e<\/strong>&nbsp;: Fibre multicoeurs, WDM (Wavelength Division Multiplexing) et modulation QAM (Quadrature Amplitude Modulation)<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\" style=\"margin-top:0;margin-bottom:0\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.cailabs.com\/app\/uploads\/2024\/02\/cailabs_proteus_usecase_kddi_202206_fr.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">T\u00e9l\u00e9chargez l&rsquo;\u00e9tude de cas KDDI au format PDF<\/a><\/div>\n<\/div>\n\n\n","protected":false},"excerpt":{"rendered":"<p>KDDI, Japon<\/p>\n","protected":false},"author":2,"featured_media":977,"parent":0,"template":"","categorie-case-study":[155,85],"class_list":["post-5310","case-study","type-case-study","status-publish","has-post-thumbnail","hentry","categorie-case-study-reseaux-du-futur","categorie-case-study-reseaux-fibres"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Etude de cas | La solution PROTEUS a permis d\u2019atteindre le d\u00e9bit mondial record de 10 Pb\/s dans une fibre optique<\/title>\n<meta name=\"description\" content=\"La solution PROTEUS a permis d\u2019atteindre le d\u00e9bit mondial record de 10 Pb\/s dans une fibre optique\" \/>\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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