{"id":132990,"date":"2018-01-17T11:06:49","date_gmt":"2018-01-17T11:06:49","guid":{"rendered":"https:\/\/\/une-startup-transforme-des-luminaires-en-chargeurs-sans-fil-avec-un-laser-ir\/"},"modified":"2018-01-17T11:06:49","modified_gmt":"2018-01-17T11:06:49","slug":"une-startup-transforme-des-luminaires-en-chargeurs-sans-fil-avec-un-laser-ir","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/une-startup-transforme-des-luminaires-en-chargeurs-sans-fil-avec-un-laser-ir\/","title":{"rendered":"Une startup transforme des luminaires en chargeurs sans fil avec un laser IR"},"content":{"rendered":"<p><span id=\"result_box\" lang=\"fr\"><span title=\"Nowadays, when you speak about wireless charging, you immediately think about either inductive coupling as it is implemented in charging mats or RF-based solutions as demonstrated by the like of Powercast or Energous.\">De nos jours, quand on parle de recharge sans fil, on pense imm\u00e9diatement au couplage inductif tel qu&rsquo;il est impl\u00e9ment\u00e9 dans les tapis de charge ou les solutions RF, comme le d\u00e9montrent Powercast ou Energous. <\/span><span title=\"But Wi-Charge claims its solution is both safer (radiation-free, interference-free) and more energy efficient, since a precisely focused infrared laser beam is all what it takes to transfer power between a charging hotspot and client devices equipped with an add\">Mais Wi-Charge affirme que sa solution est \u00e0 la fois plus s\u00fbre (sans rayonnement, sans interf\u00e9rence) et plus \u00e9conome en \u00e9nergie, car un faisceau laser infrarouge focalis\u00e9 avec pr\u00e9cision est tout ce qu&rsquo;il faut pour transf\u00e9rer de l&rsquo;\u00e9nergie entre un point de charge et des p\u00e9riph\u00e9riques clients <\/span><span title=\"-on photovoltaic cell.\n\n\">\u00e9quipp\u00e9s d&rsquo;une cellule photovolta\u00efque additionnelle.<\/span><br \/>\n<span title=\"Reached by eeNews Europe, Wi-Charge's Co-Founder and CEO Victor Vaisleib accepted to share more about the technology and his company's business roadmap.\n\n\">Interview\u00e9 par <a href=\"http:\/\/www.eenewseurope.com\">eeNews Europe<\/a> (partenaire de ECI), le co-fondateur et PDG de Wi-Charge, Victor Vaisleib, a accept\u00e9 de nous en dire davantage sur la technologie et la feuille de route de son entreprise.<\/span><\/span><\/p>\n<p><span id=\"result_box\" lang=\"fr\"><span title=\"&quot;The term 'wireless power' is used for a very broad range of different solutions without pointing out particular benefits for the users&quot;, acknowledges Vaisleib, &quot;we like to describe what we offer as 'autonomous charging', that is, recharging devices without\">\u00ab\u00a0Le terme\u00a0\u00bb chargeur sans fil \u00ab\u00a0est utilis\u00e9 pour une tr\u00e8s large gamme de solutions diff\u00e9rentes sans qu&rsquo;il n&rsquo;indique quels sont les avantages particuliers pour les utilisateurs\u00a0\u00bb, reconna\u00eet Vaisleib, \u00ab\u00a0nous aimons d\u00e9crire ce que nous offrons comme\u00a0\u00bb chargeur autonome \u00ab\u00a0, c&rsquo;est-\u00e0-dire ind\u00e9pendant de <\/span><span title=\"any user intervention.\n\n\">toute intervention de l&rsquo;utilisateur.<\/span><br \/>\n<span title=\"According to the CEO, to be practical, a wireless power infrastructure needs to be able to deliver sufficient power over a sufficient distance, without asking users to get their devices to a specific power charger or to a charging mat.\">Selon le PDG, pour \u00eatre pratique, une infrastructure d&rsquo;alimentation sans fil doit \u00eatre capable de fournir suffisamment de puissance sur une distance suffisante, sans demander aux utilisateurs d&rsquo;installer leurs appareils sur un chargeur d&rsquo;alimentation sp\u00e9cifique ou sur un tapis de charge. <\/span><span title=\"Components also need to be small.\">Les composants doivent \u00e9galement \u00eatre petits. <\/span><span title=\"Wi-Charge says it complies with all these requirements, being much more efficient than other long-distance RF-based wireless charging solutions.\n\n\">La solution Wi-Charge est conforme \u00e0 toutes ces exigences, tout en \u00e9tant beaucoup plus efficace que d&rsquo;autres solutions de recharge sans fil RF longue distance.<\/span><\/span><\/p>\n<p><span id=\"result_box\" lang=\"fr\"><span title=\"Appreciating the physics of wireless charging, Vaisleib notes: &quot;Sending energy over a distance, a beam always diverges, which is a bad thing as too little power is going in the right direction, and too much power splits and goes elsewhere. With RF,\">En consid\u00e9rant la physique de la recharge sans fil, Vaisleib note: \u00ab en envoyant de l&rsquo;\u00e9nergie \u00e0 distance, un faisceau diverge toujours, ce qui est une mauvaise chose car trop peu de puissance va dans la bonne direction, et trop de puissance se divise et va ailleurs. <\/span><span title=\"only relatively humble distances can be achieved, with a power capacity about a fraction of a Watt, limited by the maximum level of exposure allowed for safety. Shorter wavelength beams maintain their integrity better. With an infrared laser, we have a practically non-diverging\">Avec la transmission RF seules des distances relativement modestes peuvent \u00eatre atteintes, avec une capacit\u00e9 de puissance d&rsquo;environ une fraction de Watt, limit\u00e9e par le niveau d&rsquo;exposition maximal autoris\u00e9 pour la s\u00e9curit\u00e9. Les faisceaux de longueur d&rsquo;onde plus courte conservent mieux leur int\u00e9grit\u00e9. <\/span><span title=\"beam able to deliver its entire power content onto a small receiver&quot;.\n\n\">Avec un laser infra rouge nous avons un faisceau capable de d\u00e9livrer tout son contenu de puissance sur un petit r\u00e9cepteur \u00ab\u00a0.<\/span><\/span><\/p>\n<p><span id=\"result_box\" lang=\"fr\"><span title=\"Trying to establish energy efficiency comparisons with the likes of Powercast or Energous proves difficult since manufacturers never publish their specs.\">Essayer d&rsquo;\u00e9tablir des comparaisons d&rsquo;efficacit\u00e9 \u00e9nerg\u00e9tique avec Powercast ou Energous s&rsquo;av\u00e8re difficile puisque les fabricants ne publient jamais leurs sp\u00e9cifications. <\/span><span title=\"But proceeding to a succinct reverse engineering from bits of information found in a recent FCC filing from Energous, Vaisleib's theoretical analysis yields that a 10W transmitter would deliver about 0.1W of power at a distance of about 75cm.\n\n\">Mais en proc\u00e9dant \u00e0 une r\u00e9tro-ing\u00e9nierie succincte \u00e0 partir de bribes d&rsquo;information trouv\u00e9s dans une demmande d&rsquo;autorisation FCC d&rsquo;Energous, l&rsquo;analyse th\u00e9orique de Vaisleib indique qu&rsquo;un \u00e9metteur 10W fournirait environ 0,1W de puissance \u00e0 une distance d&rsquo;environ 75cm.<\/span><br \/>\n<span title=\"&quot;Even with an ideal hardware implementation, a simple analysis of RF beam propagation in air points to inefficiency, without even considering hardware power conversion inefficiencies&quot; the CEO says.\n\n\">\u00abM\u00eame avec une mise en \u0153uvre mat\u00e9rielle id\u00e9ale, une simple analyse de la propagation du faisceau RF dans l&rsquo;air indique une grande inefficacit\u00e9, sans m\u00eame tenir compte des pertes de conversion de l&rsquo;alimentation\u00bb, explique le PDG.<\/span><\/span><\/p>\n<p><span id=\"result_box\" lang=\"fr\"><span title=\"&quot;With ultrasound, you get a few percentages of the initial power reaching the target device, for RF, you get only a fraction of a percent. Everything I have spotted on public reports agrees with that. If RF worked, we'd be happy\">\u00ab\u00a0Avec les ultra sons, vous obtenez quelques pourcentages de la puissance initiale atteignant l&rsquo;appareil cible, avec la RF, vous obtenez seulement une fraction d&rsquo;un pour cent.Tout ce que j&rsquo;ai lire sur les rapports publics est d&rsquo;accord avec cela. Si c&rsquo;\u00e9tait possible avec la RF, nous serions heureux <\/span><span title=\"to work with it. The fundamental idea to adopt infrared was not a quick process, we had it more than five years in development&quot; told us Vaisleib during a phone interview.\n\n\">de pouvoir l&rsquo;utiliser. L&rsquo;id\u00e9e fondamentale d&rsquo;adopter l&rsquo;infrarouge n&rsquo;a pas \u00e9t\u00e9 un processus rapide, nous l&rsquo;avons eue sur plus de cinq ans de d\u00e9veloppement \u00bbnous a dit Vaisleib lors d&rsquo;un entretien t\u00e9l\u00e9phonique.<\/span><\/span><\/p>\n<hr \/>\n<p>\n<span lang=\"fr\"><span title=\"In stark contrast, the company says it can deliver several watts of power over distances up to 10 meters, with very small components, offering a solution that can be readily deployed as a wireless charging infrastructure.\n\n\">\u00c0 l&rsquo;oppos\u00e9, la soci\u00e9t\u00e9 affirme qu&rsquo;elle peut fournir plusieurs watts de puissance \u00e0 des distances allant jusqu&rsquo;\u00e0 10 m\u00e8tres, avec de tr\u00e8s petits composants, offrant une solution qui peut \u00eatre facilement d\u00e9ploy\u00e9e comme infrastructure de recharge sans fil.<\/span><\/span><\/p>\n<p><span lang=\"fr\">Nous avons alors demand\u00e9:<span title=\"So, what's in a transmitter, and how does a transmitter precisely identify and target devices to be charged in a room?\"> qu&rsquo;y a-t-il dans un \u00e9metteur et comment un \u00e9metteur identifie-t-il et cible-t-il pr\u00e9cis\u00e9ment les dispositifs \u00e0 charger dans une pi\u00e8ce?&nbsp;<\/span><\/span><\/p>\n<p><span id=\"result_box\" lang=\"fr\"><span title=\"&quot;For aiming, as in all laser-based technologies or projectors, nothing beats micro-mirrors. They are the most cost-effective way to aim a laser, and depending on the application we can multiplex beams or use different mirrors or both. For\">\u00abPour diriger le faisceau, comme dans toutes les technologies \u00e0 base de laser, rien ne vaut les micro-miroirs.&nbsp; C&rsquo;est le moyen le plus efficace pour diriger un rayon laser, et selon l&rsquo;application on peut multiplexer des faisceaux ou utiliser des miroirs diff\u00e9rents ou les deux. <\/span><span title=\"larger devices such as smartphones, we may focus a single beam whereas for smaller devices such as sensors or webcams, we can use one beam sequentially polled to multiple devices&quot; revealed Vaisleib.\n\n\">Pour des appareils assez grands tels que les smartphones, nous pouvons focaliser un seul faisceau alors que pour les appareils plus petits tels que les capteurs ou les webcams, nous pouvons utiliser un faisceau dirig\u00e9 s\u00e9quentiellement sur plusieurs appareils \u00ab\u00a0, a r\u00e9v\u00e9l\u00e9 Vaisleib.<\/span><br \/>\n<span title=\"As for the identification and acquisition of targets, the CEO explained that each target receiver blinks back with a particular pattern that allows the transmitter to discriminate the power needs of individual receivers.\">En ce qui concerne l&rsquo;identification et l&rsquo;acquisition des cibles, le PDG a expliqu\u00e9 que chaque r\u00e9cepteur cible clignote en retour avec un motif particulier qui permet \u00e0 l&rsquo;\u00e9metteur de discriminer les besoins en puissance des r\u00e9cepteurs individuels. <\/span><span title=\"Built into the power transmitter, arrays of pin-diodes are arranged to triangulate and locate the different sources of signal, mapping the receivers in the room so they can be targeted with appropriate power levels.\n\">Int\u00e9gr\u00e9s dans l&rsquo;\u00e9metteur de puissance, des r\u00e9seaux de pin-diodes sont agenc\u00e9s pour trianguler et localiser les diff\u00e9rentes sources de signal, cartographiant ainsi les r\u00e9cepteurs dans la pi\u00e8ce afin qu&rsquo;ils puissent \u00eatre cibl\u00e9s avec des niveaux de puissance appropri\u00e9s.<\/span><\/span><br \/>\n&nbsp;<\/p>\n<figure class=\"image\" style=\"float:left\"><img decoding=\"async\" alt=\"\" height=\"229\" data-src=\"http:\/\/www.eenewseurope.com\/sites\/default\/files\/images\/01-picture-library\/eenews\/2018\/n-wicharge2.jpg\" width=\"350\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" class=\"lazyload\" style=\"--smush-placeholder-width: 350px; --smush-placeholder-aspect-ratio: 350\/229;\" \/><figcaption>Un transmetteur mural permettant d&rsquo;alimenter diff\u00e9rents appareils.<\/figcaption><\/figure>\n<p>&nbsp;<\/p>\n<p><span id=\"result_box\" lang=\"fr\"><span title=\"But you need an add-on receiver including the photovoltaic cell, and it could take some time to convince end-users to buy into this sort of infrastructure, we objected.\n\n\">Mais vous avez besoin d&rsquo;un r\u00e9cepteur suppl\u00e9mentaire, y compris la cellule photovolta\u00efque, et \u00e7a pourrait prendre un certain temps pour convaincre les utilisateurs finaux d&rsquo;investir dans ce genre d&rsquo;infrastructure, avons nous <\/span><\/span><span lang=\"fr\"><span title=\"But you need an add-on receiver including the photovoltaic cell, and it could take some time to convince end-users to buy into this sort of infrastructure, we objected.\n\n\">object\u00e9.<\/span><\/p>\n<p><span title=\"&quot;Partners are approaching us to integrate our solution into all types of smart devices, for the wireless delivery of power to wireless cameras, door locks, smart speakers and other de\">\u00ab\u00a0Des partenaires nous contactent pour int\u00e9grer notre solution dans tous types d&rsquo;appareils intelligents, pour la fourniture d&rsquo;\u00e9nergie sans contact aux cam\u00e9ras sans fil, aux serrures de porte, aux haut-parleurs intelligents et autres <\/span><\/span><span id=\"result_box\" lang=\"fr\"><span title=\"Partners are approaching us to integrate our solution into all types of smart devices, for the wireless delivery of power to wireless cameras, door locks, smart speakers and other devices that are not yet as widespread as smartphones and whose adoption is stalled by battery life&quot;\">appareils qui ne sont pas encore aussi r\u00e9pandus que les smartphones.\u00a0\u00bb <\/span><span title=\"the CEO answered.\n\n\"> a r\u00e9pondu le PDG<\/span><\/span><span lang=\"fr\"><span title=\"the CEO answered.\n\n\">.<\/span><\/span><\/p>\n<p><span id=\"result_box\" lang=\"fr\"><span title=\"&quot;We see OEMs come to us to integrate the wireless power receivers into their devices with a wireless power supply that could be a wall-plug transmitter beaming out to different devices&quot; he added.\n\">\u00ab\u00a0Nous voyons des constructeurs OEM venir chez nous pour int\u00e9grer les r\u00e9cepteurs d&rsquo;\u00e9nergie sans fil dans leurs appareils avec une alimentation sans fil qui pourrait \u00eatre un transmetteur \u00e0 prise murale vers diff\u00e9rents appareils\u00a0\u00bb, a-t-il ajout\u00e9.<\/span><\/span><br \/>\n&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<hr \/>\n<div style=\"text-align:center\">\n<figure class=\"image\"><img decoding=\"async\" alt=\"\" height=\"187\" data-src=\"http:\/\/www.eenewseurope.com\/sites\/default\/files\/images\/01-picture-library\/eenews\/2018\/n-wicharge3.jpg\" width=\"360\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" class=\"lazyload\" style=\"--smush-placeholder-width: 360px; --smush-placeholder-aspect-ratio: 360\/187;\" \/><figcaption>Diff\u00e9rentes impl\u00e9mentations \u00e9metteurs\/ r\u00e9cepteurs Wi-Charge.<\/figcaption><\/figure>\n<\/div>\n<p>&nbsp;<\/p>\n<p><span id=\"result_box\" lang=\"fr\"><span title=\"First, the company wants to extend its wireless power infrastructure through B2B partnerships in corporate offices, or public places such as coffee shops and restaurants, where the receivers could be integrated into different form factors.\">Tout d&rsquo;abord, l&rsquo;entreprise veut \u00e9tendre son infrastructure d&rsquo;alimentation sans fil via des partenariats B2B dans des bureaux ou des lieux publics tels que des caf\u00e9s et des restaurants, o\u00f9 les r\u00e9cepteurs pourraient \u00eatre int\u00e9gr\u00e9s dans diff\u00e9rents facteurs de forme. <\/span><span title=\"That could be smartphone cases or dongles for customers to use.\">Cela pourrait \u00eatre des bo\u00eetiers de smartphone ou des dongles que les clients pourraient utiliser. <\/span><span title=\"Interestingly, one practical example Vaisleib gave us was that of wireless charging mats.\">Fait int\u00e9ressant, un exemple pratique que Vaisleib nous a donn\u00e9 \u00e9tait celui des tapis de recharge sans fil. <\/span><span title=\"In order to be integrated into furniture, those need to be wired.\">Pour \u00eatre int\u00e9gr\u00e9s dans les meubles, ceux-ci doivent \u00eatre c\u00e2bl\u00e9s. <\/span><span title=\"But typically in coffee shops and restaurants, about 70 to 75% of actual seating area and tables is free standing, meaning they can't be wired easily.\">Mais g\u00e9n\u00e9ralement, dans les caf\u00e9s et les restaurants, environ 70 \u00e0 75% des tables et des si\u00e8ges sont libres, ce qui signifie qu&rsquo;ils ne peuvent pas \u00eatre c\u00e2bl\u00e9s facilement. <\/span><span title=\"But you could have ceiling-mounted transmitters beaming their power to charging mats integrated into cable-free furniture.\n\n\">Mais vous pourriez avoir des transmetteurs mont\u00e9s au plafond qui transmettent leur puissance aux tapis de chargement int\u00e9gr\u00e9s dans des meubles sans c\u00e2ble.<\/span><\/span><\/p>\n<p><span id=\"result_box\" lang=\"fr\"><span title=\"&quot;We are not announcing partnerships yet, but we are engaged with several manufacturers. After a number of years, once we have built an infrastructure, we see a mixture of business models. Selling the hardware may not be the best of them. We could\">\u00abNous n&rsquo;annon\u00e7ons pas encore de partenariats, mais nous travaillons avec plusieurs fabricants. Apr\u00e8s plusieurs ann\u00e9es, une fois que nous avons construit l&rsquo;infrastructure, nous voyons une combinaison de mod\u00e8les de d\u00e9veloppement: vendre le mat\u00e9riel n&rsquo;est peut-\u00eatre pas la meilleure solution. Nous pourrions o<\/span><span title=\"offer monthly subscriptions for maintenance and upgrades, in some business models, we may retain ownership of the hardware and collect valuable data&quot;.\n\n\">ffrir des abonnements mensuels pour la maintenance et les mises \u00e0 niveau, dans certains mod\u00e8les, nous pourrions conserver la propri\u00e9t\u00e9 du mat\u00e9riel et recueillir des donn\u00e9es pr\u00e9cieuses \u00ab\u00a0.<\/span><\/span><br \/>\n&nbsp;<\/p>\n<p><span id=\"result_box\" lang=\"fr\"><span title=\"&quot;With a map of our infrastructure, we could tip people where to go to charge their phone. The data collected would be subordinated to the needs of customers. We can tell if your battery has depleted by 40%, end-users could decide what\">\u00ab\u00a0Avec une carte de notre infrastructure, nous pourrions indiquer aux gens o\u00f9 se rendre pour recharger leur t\u00e9l\u00e9phone.Les donn\u00e9es recueillies seraient subordonn\u00e9es aux besoins des clients.Nous pouvons dire si votre batterie a diminu\u00e9 de 40%, les utilisateurs finaux pourraient d\u00e9cider du <\/span><span title=\"kind of profile charge they want for their battery so it can last longer&quot;.\n\n\">type de charge qu&rsquo;ils veulent pour leur batterie afin qu&rsquo;elle puisse durer plus longtemps \u00ab\u00a0.<\/span><\/p>\n<p><span title=\"With such an infrastructure, mobile operators may want to offer tier services only to their subscribers, for example offering fast charging to one type of subscriber or less charge top-up to others.\">Avec une telle infrastructure, les op\u00e9rateurs de t\u00e9l\u00e9phonie mobile peuvent souhaiter offrir nos services seulement \u00e0 leurs abonn\u00e9s, par exemple en offrant une charge rapide \u00e0 un type d&rsquo;abonn\u00e9 et une recharge moindre aux autres. <\/span><span title=\"A coffee shop or restaurant could operate specific charge restrictions per table or per customers based on loyalty programs.\">Un caf\u00e9 ou un restaurant pourrait appliquer des frais sp\u00e9cifiques par table ou par client en fonction de programmes de fid\u00e9lisation. <\/span><span title=\"Power delivery could be completely software-configurable, so a casino operator could want to provide only trickle charge to its customers, so they would stay longer.\n\n\">La distribution d&rsquo;\u00e9nergie peut \u00eatre enti\u00e8rement configurable par logiciel, de sorte qu&rsquo;un op\u00e9rateur de casino pourrait vouloir fournir seulement une charge lente \u00e0 ses clients, pour qu&rsquo;ils restent plus longtemps.<\/span><\/span><\/p>\n<p>&nbsp;<\/p>\n<hr \/>\n<p><span id=\"result_box\" lang=\"fr\"><span title=\"Of course, integration with luminaires is an obvious choice in the long term and eventually the company wants to go that route.\n\n\">Bien s\u00fbr, l&rsquo;int\u00e9gration avec les luminaires est un choix \u00e9vident \u00e0 long terme et l&rsquo;entreprise veut aller dans cette direction \u00e0 long terme.<\/span><\/p>\n<p><span title=\"&quot;It fits well with what we do and many lighting manufacturers come to us with that request&quot;, agreed the CEO, &quot;but the technology needs to mature a bit, it needs to be accepted by customers before we can target consumers directly. That's why\">\u00ab\u00a0Cela correspond bien \u00e0 ce que nous faisons et de nombreux fabricants d&rsquo;\u00e9clairage viennent vers nous avec cette demande\u00a0\u00bb, a reconnu le PDG, \u00ab\u00a0mais la technologie doit m\u00fbrir un peu, elle doit \u00eatre accept\u00e9e par les clients avant de pouvoir cibler directement les consommateurs. <\/span><span title=\"the first transmitter we showed at CES was in a bulb form factor with LEDs, acknowledging the potential for luminaire integration&quot;.\n\n\">Le premier \u00e9metteur que nous avons montr\u00e9 au CES \u00e9tait dans un facteur de forme d&rsquo;ampoule avec des LED, ce qui montrait le potentiel pour l&rsquo;int\u00e9gration dans des luminaire \u00ab\u00a0.<\/span><\/p>\n<p><span title=\"Asked if the laser beam from the power transmitter could also serve to encode data for light communication (LiFi-style), Vaisleib doesn't want to confuse potential partners.\n\n\">Int\u00e9rrog\u00e9 sur la possibilit\u00e9 pour le faisceau laser de l&rsquo;\u00e9metteur de puissance de pouvoir \u00e9galement servir \u00e0 encoder des donn\u00e9es pour la communication de la lumi\u00e8re (style LiFi), Vaisleib ne veut pas cr\u00e9er de confusion avec les partenaires potentiels:<\/span><\/span><\/p>\n<p><span id=\"result_box\" lang=\"fr\"><span title=\"&quot;If you look at our early patents, we also patented data connection with those links, and technically, this possibility exists, but commercially, we never found it beneficial as for now it is still way inferior to radio links&quot;.\n\n\">\u00ab\u00a0Si vous regardez nos premiers brevets, nous avons \u00e9galement brevet\u00e9 la connexion de donn\u00e9es avec ces liens, et techniquement, cette possibilit\u00e9 existe, mais commercialement, nous ne l&rsquo;avons jamais trouv\u00e9 b\u00e9n\u00e9fique car pour l&rsquo;instant, les liaisons radio sont bien sup\u00e9rieures\u00a0\u00bb.<\/span><\/p>\n<p><span title=\"If LiFi became mainstream in 20 years from now, then surely Wi-Charge could integrate it, but for now it considers the application too niche.\n\n\">Si le LiFi est devient courant dans 20 ans, alors Wi-Charge pourrait certainement l&rsquo;int\u00e9grer, mais pour l&rsquo;instant il consid\u00e8re l&rsquo;application trop \u00ab\u00a0niche\u00a0\u00bb.<\/span><\/p>\n<p><span title=\"On its webpage, the company envision the proliferation of remote charging hotspots in homes, offices and in public areas in a way similar to the adoption of WiFi, freeing mobile devices from all cable connections.\">Sur sa page Web, la soci\u00e9t\u00e9 envisage la prolif\u00e9ration de hotspots de facturation \u00e0 distance dans les maisons, les bureaux et les lieux publics, d&rsquo;une mani\u00e8re similaire \u00e0 l&rsquo;adoption du WiFi, lib\u00e9rant ainsi les appareils mobiles de toutes les connexions par c\u00e2ble. <\/span><span title=\"It lists in its product catalogue several types of power transmitters, with power delivery capacities ranging from 500mW from a 137x137x59mm unit to 2,500mW for the LED luminaire version.\">Il r\u00e9pertorie dans son catalogue de produits plusieurs types de transmetteurs de puissance, avec des capacit\u00e9s de livraison allant de 500 mW d&rsquo;une unit\u00e9 de 137x137x59 mm \u00e0 2 500 mW pour la version luminaire LED.<\/span><\/span><\/p>\n<p>&nbsp;<\/p>\n<p>On its webpage, the company envision the proliferation of remote charging hotspots in homes, offices and in public areas in a way similar to the adoption of WiFi, freeing mobile devices from all cable connections. It lists in its product catalogue several types of power transmitters, with power delivery capacities ranging from 500mW from a 137x137x59mm unit to 2,500mW for the LED luminaire version.<\/p>\n<p>&nbsp;<\/p>\n<\/p>\n<p>&nbsp;<\/p>\n<p>Wi-Charge &#8211; <a href=\"http:\/\/www.wi-charge.com\/\">www.wi-charge.com<\/a><\/p>\n<p><strong>La r\u00e9daction vous conseille:<\/strong><\/p>\n<p><a href=\"http:\/\/www.electronique-eci.com\/news\/semtech-propose-un-chargeur-sans-fil-pour-telephones-et-tablettes\"><strong>Semtech propose un chargeur sans fil pour t\u00e9l\u00e9phones et tablettes<\/strong><\/a><\/p>\n<p><a href=\"http:\/\/www.electronique-eci.com\/news\/circuit-pour-chargeur-de-batterie-double-mode-de-lindustrie\"><strong>Circuit pour chargeur de batterie double mode de l\u2019industrie<\/strong><\/a><\/p>\n<p>mais aussi ( en anglais):<\/p>\n<p><a href=\"http:\/\/www.eenewseurope.com\/news\/infrared-light-solution-offers-wireless-charging-alternative\">Infrared light solution offers wireless charging alternative<\/a><\/p>\n<p><a href=\"http:\/\/www.eenewseurope.com\/news\/over-air-far-field-rf-charger-gets-fcc-approval-consumer-devices\">Over-the-air, far-field RF charger gets FCC approval for consumer devices<\/a><\/p>\n<p><a href=\"http:\/\/www.eenewseurope.com\/news\/fcc-opens-era-wireless-charging-distance-0\">FCC opens era of wireless charging &lsquo;at-distance&rsquo;<\/a><\/p>\n<p><a href=\"http:\/\/www.eenewseurope.com\/news\/apple-buys-wireless-charging-developer\">Apple buys wireless charging developer<\/a><\/p>\n<p><a href=\"http:\/\/www.eenewseurope.com\/news\/mit-spin-out-demonstrates-wireless-charging-distance-0\">MIT spin out demonstrates wireless charging at a distance<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Au CES de Las Vegas, la start-up isra\u00e9lienne Wi-Charge a d\u00e9voil\u00e9 la toute premi\u00e8re solution d&rsquo;\u00e9clairage d&rsquo;ambiance combin\u00e9e \u00e0 une recharge sans fil, con\u00e7ue pour un environnement de caf\u00e9. La solution approuv\u00e9e par la FDA, surnomm\u00e9e LIGHT, peut fournir jusqu&rsquo;\u00e0 2,5 W de puissance \u00e0 une distance de 5 m\u00e8tres, rechargeant simultan\u00e9ment un certain nombre d&rsquo;applications mobiles et multim\u00e9dias aliment\u00e9es par batterie dans une pi\u00e8ce, totalisant jusqu&rsquo;\u00e0 50Wh \/ jour.<\/p>\n","protected":false},"author":22,"featured_media":132991,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[883],"tags":[909,901,907],"domains":[47],"ppma_author":[1149],"class_list":["post-132990","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technologies","tag-batteries-power-supplies-fr","tag-energyharvesting-fr","tag-optoelectronics-fr","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Une startup transforme des luminaires en chargeurs sans fil ave...<\/title>\n<meta name=\"description\" content=\"Au CES de Las Vegas, la start-up isra\u00e9lienne Wi-Charge a d\u00e9voil\u00e9 la toute premi\u00e8re solution d&#039;\u00e9clairage d&#039;ambiance combin\u00e9e \u00e0 une recharge sans fil,...\" \/>\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\/posts\/132990\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Une startup transforme des luminaires en chargeurs sans fil avec un laser IR\" \/>\n<meta property=\"og:description\" content=\"Au CES de Las Vegas, la start-up isra\u00e9lienne Wi-Charge a d\u00e9voil\u00e9 la toute premi\u00e8re solution d&#039;\u00e9clairage d&#039;ambiance combin\u00e9e \u00e0 une recharge sans fil, con\u00e7ue pour un environnement de caf\u00e9. La solution approuv\u00e9e par la FDA, surnomm\u00e9e LIGHT, peut fournir jusqu&#039;\u00e0 2,5 W de puissance \u00e0 une distance de 5 m\u00e8tres, rechargeant simultan\u00e9ment un certain nombre d&#039;applications mobiles et multim\u00e9dias aliment\u00e9es par batterie dans une pi\u00e8ce, totalisant jusqu&#039;\u00e0 50Wh \/ jour.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/132990\/\" \/>\n<meta property=\"og:site_name\" content=\"EENewsEurope\" \/>\n<meta property=\"article:published_time\" content=\"2018-01-17T11:06:49+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.ecinews.fr\/wp-content\/uploads\/import\/default\/files\/sites\/default\/files\/images\/n-wicharge1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1410\" \/>\n\t<meta property=\"og:image:height\" content=\"831\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"eeNews Europe\" \/>\n<meta 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