{"id":72863,"date":"2017-08-07T20:19:31","date_gmt":"2017-08-07T20:19:31","guid":{"rendered":"http:\/\/www.afrikmag.com\/?p=72863"},"modified":"2017-08-07T20:23:29","modified_gmt":"2017-08-07T20:23:29","slug":"technologie-ivoirien-connecte-un-village-isole-a-internet-grace-a-la-lumiere","status":"publish","type":"post","link":"https:\/\/afrikmag.com\/var\/www\/vhosts\/afrikmag.compublic_html\/technologie-ivoirien-connecte-un-village-isole-a-internet-grace-a-la-lumiere\/","title":{"rendered":"Technologie: Un ivoirien connecte un village isol\u00e9 \u00e0 internet gr\u00e2ce \u00e0 la lumi\u00e8re. Vid\u00e9o"},"content":{"rendered":"<p><strong>Gr\u00e2ce \u00e0 Ange Fr\u00e9d\u00e9rick Balma, un ing\u00e9nieur ivoirien, ce dispositif test\u00e9 dans un village isol\u00e9 de la C\u00f6te d&rsquo;Ivoire\u00a0est une premi\u00e8re sur le continent africain.<\/strong><\/p>\n<p>Drongouin\u00e9, est le dernier village ivoirien avant le Liberia, dans l\u2019ouest du pays. Cette localit\u00e9 tr\u00e8s isol\u00e9e est depuis avril 2017, \u00e9quip\u00e9e de panneaux solaires permettant de fournir la lumi\u00e8re aux populations, une fois la nuit tomb\u00e9e. Mais la grande innovation est que cette lumi\u00e8re diffus\u00e9e permet \u00e9galement l&rsquo;acc\u00e8s \u00e0 internet et \u00e0 la t\u00e9l\u00e9vision sans aucune connexion filaire et encore moins le wifi. Si vous vous \u00e9tonnez, eh bien pensez au LI-FI. A travers cette variante de la technologie sans-fil d&rsquo;acc\u00e8s internet, Ange Fr\u00e9d\u00e9rick Balma, \u00a0a permis \u00e0 5.000 habitants d&rsquo;avoir acc\u00e8s pour une premi\u00e8re, \u00e0 la toile mondiale.<\/p>\n<div class=\"rtecenter\"><strong>C&rsquo;est quoi le Li-Fi \u00a0?<\/strong><br \/>\nVous connaissez le Wifi? Sachez qu&rsquo;il a presque le m\u00eame principe de fonctionnement que le Li-Fi (\u00ab\u00a0Light Fidelity \u00ab\u00a0signifiant \u00ab\u00a0transmission par la lumi\u00e8re \u00ab\u00a0). Pendant que le Wifi utilise les ondes radio pour transmettre les donn\u00e9es (internet, photo, vid\u00e9o etc&#8230;), le LI-FI quant \u00e0 lui utilise l&rsquo;\u00e9clairage lumineux \u00e0 base de LED pour transmettre les m\u00eame donn\u00e9es. Retenez donc que la diff\u00e9rence majeure est que les ondes du WIFI, sont remplac\u00e9es par de la lumi\u00e8re, ce qui rend la vitesse de transmission plus rapide. Souvenez vous des lois de la physique qui vous apprennent que la lumi\u00e8re poss\u00e8de la plus grande vitesse \u00e0 savoir\u00a0299\u00a0792\u00a0458 m\/s<\/div>\n<p>Selon les recherches scientifiques le Li-Fi permettrait d\u2019avoir une puissance de transmission 100 fois sup\u00e9rieure au Wifi. La technologie est d\u00e9j\u00e0 utilis\u00e9e dans certains milieux professionnels, notamment en France, mais des universitaires tentent de la standardiser pour les particuliers \u00e0 l\u2019horizon 2020.<\/p>\n<p>Aujourd&rsquo;hui \u00e0\u00a0Drongouin\u00e9, les habitants disposant d\u2019un smartphone ou d\u2019une tablette et peuvent d\u00e9sormais se connecter \u00e0 Internet ou regarder la t\u00e9l\u00e9vision.<\/p>\n<p>Cependant la limite apparente de cette technologie \u00e0 ce jour reste le fait que le spectre lumineux ne puisse pas traverser des murs.<\/p>\n<h3><strong>la start-up Li-Fi Led<\/strong><\/h3>\n<p>A 39 ans, Fr\u00e9d\u00e9rick Balma est \u00e0 la t\u00eate de son entreprise, une start-up appel\u00e9e Li-Fi Led C\u00f4te d\u2019Ivoire qu&rsquo;il a fond\u00e9e en 2014. La start-up compte \u00e0 ce jour 12 collaborateurs.<\/p>\n<p>Son choix pour le village de\u00a0Drongouin\u00e9, s&rsquo;explique par le fait que celui-ci soit\u00a0totalement enclav\u00e9 dans l\u2019ouest de la C\u00f4te d\u2019Ivoire et a beaucoup souffert des diff\u00e9rents conflits depuis vingt ans notamment la guerre du Liberia et la crise ivoirienne. Aussi apprend-il,\u00a0le r\u00e9seau mobile ne passe pas. Les habitants doivent marcher deux heures pour aller en ville et recharger leur t\u00e9l\u00e9phone ou se connecter \u00e0 la 3G.<\/p>\n<p>Fr\u00e9d\u00e9rick Balma explique aussi que ce projet a \u00e9t\u00e9 financ\u00e9 sur fonds propres. \u00a0Le kit Li-Fi qui comprend les panneaux solaires, des LED, le c\u00e2blage \u00e9lectrique et un r\u00e9cepteur Li-Fi. a co\u00fbt\u00e9 5 millions de francs CFA (environ 7 600 euros).<\/p>\n<p>\u00ab\u00a0<em><strong>Pour \u00e9viter que \u00e7a ne co\u00fbte trop cher, nous avons essay\u00e9 d\u2019\u00eatre cr\u00e9atifs : par exemple, nous avons fabriqu\u00e9 des poteaux \u00e9lectriques en plastique recycl\u00e9 en invitant la population \u00e0 nous laisser leurs d\u00e9chets plastiques. Sur ces poteaux, mais aussi dans quelques endroits du village comme l\u2019\u00e9cole, le dispensaire, ou la maison de la jeunesse, on a fix\u00e9 des LED aliment\u00e9s par des panneaux solaires<\/strong><\/em>.\u00a0\u00bb d\u00e9clare t-il<\/p>\n<p>Gr\u00e2ce \u00e0 ce projet, l&rsquo;agriculture dans la localit\u00e9 pourra connaitre un essor consid\u00e9rable. Des agronomes ivoiriens font des visioconf\u00e9rences sur Skype ou envoient des vid\u00e9os sur WhatsApp \u00e0 des agriculteurs locaux pour leur montrer comment am\u00e9liorer le rendement de produits.<\/p>\n<p>Ce dispositif, qui fonctionne dans un rayon d\u2019environ 300 m\u00e8tres, a clairement chang\u00e9 le quotidien des habitants : <em><strong>\u00ab\u00a0les m\u00e9decins disposent d\u2019un \u00e9clairage permanent gr\u00e2ce aux panneaux solaires, et peuvent r\u00e9aliser des accouchements de nuit. Mais surtout, ils peuvent maintenant se connecter \u00e0 Internet en temps r\u00e9el avec des m\u00e9decins d\u2019Abidjan s\u2019il y a une urgence. Il en va de m\u00eame pour les enseignants qui peuvent utiliser Internet comme support p\u00e9dagogique.\u00a0\u00bb\u00a0<\/strong><\/em>apprend\u00a0Fr\u00e9d\u00e9rick Balma avec fiert\u00e9 avant de poursuivre<\/p>\n<p><em><strong>\u00ab\u00a0Drongouin\u00e9 suscite aujourd\u2019hui la curiosit\u00e9 des habitants de la r\u00e9gion. Certains viennent du Lib\u00e9ria ou de Guin\u00e9e pour voir cette lumi\u00e8re qui donne acc\u00e8s \u00e0 Internet ! Dans les villages aux alentours, il y a un peu de jalousie certes, mais nous n\u2019avons jamais eu de tentative de vol, car tout le monde a conscience que cela peut b\u00e9n\u00e9ficier \u00e0 la r\u00e9gion.\u00a0\u00bb<\/strong><\/em><\/p>\n<p>Ange Fr\u00e9d\u00e9rick Balma ne compte pas s\u2019arr\u00eater en si bon chemin. Le projet qui est aujourd&rsquo;hui soutenu par la F\u00e9d\u00e9ration nationale des organisations professionnelles de la jeunesse rurale de C\u00f4te-d&rsquo;Ivoire (FENOPJERCI) compte d\u00e9crocher des financements de la Banque africaine de d\u00e9veloppement, de l\u2019Agence des \u00c9tats-Unis pour le d\u00e9veloppement international et du minist\u00e8re de l\u2019\u00c9conomie num\u00e9rique ivoirien afin d&rsquo;installer environ 2 000 kits similaires dans des villages ivoiriens, comme \u00e0 Zuenoula, dans le centre du pays, ou Dabakala dans le Nord, avant fin 2017.<\/p>\n<p>L\u2019initiative est parvenue jusqu\u2019aux oreilles du pr\u00e9sident de la R\u00e9publique Alassane Ouattara, qui a re\u00e7u l\u2019\u00e9quipe de Lifi-Led C\u00f4te d\u2019Ivoire vendredi 4 ao\u00fbt o\u00f9\u00a0le prix 2017 de la meilleure innovation num\u00e9rique ivoirienne de la pr\u00e9sidence de la R\u00e9publique ivoirienne a \u00e9t\u00e9 d\u00e9cern\u00e9 \u00e0 Ange Fr\u00e9d\u00e9rick Balma<\/p>\n<div class=\"em-block em-width-col em-orientation-center photo-material em-type-image\" data-bo-type=\"em\" data-bo-nid=\"37024879-7FEF-45DA-9BE2-69685B138CB1\">\n<figure class=\"bd\"><img  title=\"\" decoding=\"async\" class=\"aligncenter\" src=\"http:\/\/scd.observers.france24.com\/files\/imagecache\/observers_full_width\/rfi_multimedia_element_image\/prix_balma.jpg\"  alt=\"Technologie: Un ivoirien connecte un village isol\u00e9 \u00e0 internet gr\u00e2ce \u00e0 la lumi\u00e8re. Vid\u00e9o\"  \/><figcaption><\/figcaption><\/figure>\n<\/div>\n<p>Mais Ange Fr\u00e9d\u00e9rick Balma souhaite aller plus loin :<em><strong>\u00ab\u00a0Avec 5 000 kits, nous devrions couvrir les besoins de l\u2019ensemble des 8 000 villages ivoiriens, dans toutes les r\u00e9gions. Il nous reste donc \u00e0 en financer 3 000 pour atteindre nos objectifs ! Nous avons d\u00e9j\u00e0 beaucoup de demandes venant d\u2019autres pays comme Madagascar, la Guin\u00e9e, le Mali ou le Burkina Faso\u2026 j\u2019esp\u00e8re que nous pourrons \u00e0 terme montrer qu\u2019avec la lumi\u00e8re, on peut faire d\u2019une pierre deux coups et apporter la technologie partout !\u00a0\u00bb<\/strong><\/em><\/p>\n<p><a href=\"https:\/\/www.facebook.com\/pg\/LIFILEDCI\/videos\/\"><strong>https:\/\/www.facebook.com\/pg\/LIFILEDCI\/videos\/<\/strong><\/a><\/p>\n<p>&nbsp;<\/p>\n<p><iframe loading=\"lazy\" title=\"Lifi-Led C\u00f4te d&#039;Ivoire\" width=\"500\" height=\"375\" src=\"https:\/\/www.youtube.com\/embed\/cwTuaxIv7b8?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Gr\u00e2ce \u00e0 Ange Fr\u00e9d\u00e9rick Balma, un ing\u00e9nieur ivoirien, ce dispositif test\u00e9 dans un village isol\u00e9 de la C\u00f6te d&rsquo;Ivoire\u00a0est une premi\u00e8re sur le continent africain. Drongouin\u00e9, est le dernier village ivoirien avant le Liberia, dans l\u2019ouest du pays. Cette localit\u00e9 tr\u00e8s isol\u00e9e est depuis avril 2017, \u00e9quip\u00e9e de panneaux solaires permettant de fournir la lumi\u00e8re &hellip;<\/p>\n","protected":false},"author":40,"featured_media":72874,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"image","meta":{"footnotes":""},"categories":[8762,6100],"tags":[19242,39,1972,19241,7947,6102,7061],"class_list":["post-72863","post","type-post","status-publish","format-image","has-post-thumbnail","hentry","category-civ","category-technologie","tag-ange-frederick-balma","tag-cote-divoire","tag-internet","tag-li-fi","tag-lumiere","tag-technologie","tag-wifi","post_format-post-format-image"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Technologie: Un ivoirien connecte un village isol\u00e9 \u00e0 internet gr\u00e2ce \u00e0 la lumi\u00e8re. 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Cette localit\u00e9 tr\u00e8s isol\u00e9e est depuis avril 2017, \u00e9quip\u00e9e de panneaux solaires permettant de fournir la lumi\u00e8re &hellip;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/afrikmag.com\/var\/www\/vhosts\/afrikmag.compublic_html\/technologie-ivoirien-connecte-un-village-isole-a-internet-grace-a-la-lumiere\/\" \/>\n<meta property=\"og:site_name\" content=\"AfrikMag\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/africelebs\" \/>\n<meta property=\"article:published_time\" content=\"2017-08-07T20:19:31+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2017-08-07T20:23:29+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/afrikmag.com\/var\/www\/vhosts\/afrikmag.compublic_html\/wp-content\/uploads\/2017\/08\/li-fi.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"700\" \/>\n\t<meta property=\"og:image:height\" content=\"350\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Hippolyte YEO\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@https:\/\/twitter.com\/HippolyteYEO?lang=fr\" \/>\n<meta name=\"twitter:site\" content=\"@Afrikmag\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Hippolyte YEO\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/afrikmag.com\\\/var\\\/www\\\/vhosts\\\/afrikmag.compublic_html\\\/technologie-ivoirien-connecte-un-village-isole-a-internet-grace-a-la-lumiere\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/afrikmag.com\\\/var\\\/www\\\/vhosts\\\/afrikmag.compublic_html\\\/technologie-ivoirien-connecte-un-village-isole-a-internet-grace-a-la-lumiere\\\/\"},\"author\":{\"name\":\"Hippolyte YEO\",\"@id\":\"https:\\\/\\\/afrikmag.com\\\/var\\\/www\\\/vhosts\\\/afrikmag.compublic_html\\\/#\\\/schema\\\/person\\\/6896f1473887a8253ac8b7984b1d670c\"},\"headline\":\"Technologie: Un ivoirien connecte un village isol\u00e9 \u00e0 internet gr\u00e2ce \u00e0 la lumi\u00e8re. 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