{"id":221803,"date":"2011-06-12T22:00:00","date_gmt":"2011-06-12T22:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/stmicroelectronics-sattaque-au-probleme-de-lautonomie-des-appareils-portables\/"},"modified":"2011-06-12T22:00:00","modified_gmt":"2011-06-12T22:00:00","slug":"stmicroelectronics-sattaque-au-probleme-de-lautonomie-des-appareils-portables","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/stmicroelectronics-sattaque-au-probleme-de-lautonomie-des-appareils-portables\/","title":{"rendered":"STMicroelectronics s&rsquo;attaque au probl\u00e8me de l&rsquo;autonomie des appareils portables"},"content":{"rendered":"<p>Annonc&eacute; sous la r&eacute;f&eacute;rence <strong>SPV1040<\/strong>, ce convertisseur continu-continu &eacute;l&eacute;vateur est con&ccedil;u pour fonctionner en tant que chargeur de batterie solaire dans des applications portables. Il utilise la technique innovante de suivi du point de puissance maximale (MPPT), qui permet de recueillir la plus grande quantit&eacute; possible d&rsquo;&eacute;nergie produite par les cellules solaires. Ce circuit int&eacute;gr&eacute; peut &ecirc;tre connect&eacute; &agrave; des bandes de quelques cellules seulement, ce qui permet de l&rsquo;int&eacute;grer dans des appareils de sant&eacute; portables, des montres, des calculatrices, des casques sans fil, des jouets ou des t&eacute;l&eacute;phones mobiles. Le chargeur de batterie et la technologie MPPT peuvent &eacute;galement &ecirc;tre mis en oeuvre dans des &eacute;quipements tels que des capteurs ou des cam&eacute;ras de vid&eacute;osurveillance.<br \/>\nL&rsquo;algorithme MPPT incorpor&eacute; dans le SPV1040 ajuste dynamiquement l&rsquo;imp&eacute;dance d&rsquo;entr&eacute;e du chargeur pour assurer son adaptation parfaite &agrave; la cellule solaire afin de maximaliser le transfert d&rsquo;&eacute;nergie vers la batterie et d&rsquo;am&eacute;liorer de fa&ccedil;on consid&eacute;rable l&rsquo;efficacit&eacute; globale du syst&egrave;me. Sans la technologie MPPT, les changements provoqu&eacute;s dans les cellules solaires par les variations de temp&eacute;rature, le vieillissement, la poussi&egrave;re ou les variations entre unit&eacute;s peuvent produire des inad&eacute;quations qui r&eacute;duisent de fa&ccedil;on consid&eacute;rable la quantit&eacute; d&rsquo;&eacute;nergie recueillie. <\/p>\n<p>www.st.com<\/p>\n","protected":false},"excerpt":{"rendered":"<p>En appliquant la technique du suivi du point de puissance maximale aux r\u00e9seaux de cellules miniatures, ce chargeur de batterie solaire propos\u00e9 par STMicroelectronics allonge l&rsquo;autonomie de millions de produits portables. Les fines bandes de cellules solaires que l&rsquo;on peut voir actuellement en face avant de certains appareils portables grand public, m\u00e9dicaux et de s\u00e9curit\u00e9 vont s&rsquo;imposer comme une source d&rsquo;\u00e9nergie gratuite encore plus pr\u00e9cieuse gr\u00e2ce \u00e0 l&rsquo;utilisation de ce nouveau circuit int\u00e9gr\u00e9.<\/p>\n","protected":false},"author":22,"featured_media":221804,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[],"domains":[47],"ppma_author":[1149],"class_list":["post-221803","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>STMicroelectronics s&#039;attaque au probl\u00e8me de l&#039;autonomie des ap...<\/title>\n<meta name=\"description\" content=\"En appliquant la technique du suivi du point de puissance maximale aux r\u00e9seaux de cellules miniatures, ce chargeur de batterie solaire propos\u00e9 par...\" \/>\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\/221803\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"STMicroelectronics s&#039;attaque au probl\u00e8me de l&#039;autonomie des appareils portables\" \/>\n<meta property=\"og:description\" content=\"En appliquant la technique du suivi du point de puissance maximale aux r\u00e9seaux de cellules miniatures, ce chargeur de batterie solaire propos\u00e9 par STMicroelectronics allonge l&#039;autonomie de millions de produits portables. Les fines bandes de cellules solaires que l&#039;on peut voir actuellement en face avant de certains appareils portables grand public, m\u00e9dicaux et de s\u00e9curit\u00e9 vont s&#039;imposer comme une source d&#039;\u00e9nergie gratuite encore plus pr\u00e9cieuse gr\u00e2ce \u00e0 l&#039;utilisation de ce nouveau circuit int\u00e9gr\u00e9.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/221803\/\" \/>\n<meta property=\"og:site_name\" content=\"EENewsEurope\" \/>\n<meta property=\"article:published_time\" content=\"2011-06-12T22:00:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.ecinews.fr\/wp-content\/uploads\/import\/default\/files\/import\/eci2143_stm.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"448\" \/>\n\t<meta property=\"og:image:height\" content=\"313\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"eeNews Europe\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"eeNews Europe\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.ecinews.fr\/fr\/stmicroelectronics-sattaque-au-probleme-de-lautonomie-des-appareils-portables\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.ecinews.fr\/fr\/stmicroelectronics-sattaque-au-probleme-de-lautonomie-des-appareils-portables\/\"},\"author\":{\"name\":\"eeNews Europe\",\"@id\":\"https:\/\/www.eenewseurope.com\/en\/#\/schema\/person\/9eff4051fa9dac8230052de45e32b0f4\"},\"headline\":\"STMicroelectronics s&rsquo;attaque au probl\u00e8me de l&rsquo;autonomie des appareils portables\",\"datePublished\":\"2011-06-12T22:00:00+00:00\",\"dateModified\":\"2011-06-12T22:00:00+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.ecinews.fr\/fr\/stmicroelectronics-sattaque-au-probleme-de-lautonomie-des-appareils-portables\/\"},\"wordCount\":281,\"publisher\":{\"@id\":\"https:\/\/www.eenewseurope.com\/en\/#organization\"},\"articleSection\":[\"Nouveaux produits\"],\"inLanguage\":\"fr-FR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.ecinews.fr\/fr\/stmicroelectronics-sattaque-au-probleme-de-lautonomie-des-appareils-portables\/\",\"url\":\"https:\/\/www.ecinews.fr\/fr\/stmicroelectronics-sattaque-au-probleme-de-lautonomie-des-appareils-portables\/\",\"name\":\"STMicroelectronics s'attaque au probl\u00e8me de l'autonomie des appareils portables -\",\"isPartOf\":{\"@id\":\"https:\/\/www.eenewseurope.com\/en\/#website\"},\"datePublished\":\"2011-06-12T22:00:00+00:00\",\"dateModified\":\"2011-06-12T22:00:00+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.ecinews.fr\/fr\/stmicroelectronics-sattaque-au-probleme-de-lautonomie-des-appareils-portables\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.ecinews.fr\/fr\/stmicroelectronics-sattaque-au-probleme-de-lautonomie-des-appareils-portables\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.ecinews.fr\/fr\/stmicroelectronics-sattaque-au-probleme-de-lautonomie-des-appareils-portables\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.ecinews.fr\/fr\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"STMicroelectronics s&rsquo;attaque au probl\u00e8me de l&rsquo;autonomie des appareils portables\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.eenewseurope.com\/en\/#website\",\"url\":\"https:\/\/www.eenewseurope.com\/en\/\",\"name\":\"EENewsEurope\",\"description\":\"Just another WordPress site\",\"publisher\":{\"@id\":\"https:\/\/www.eenewseurope.com\/en\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.eenewseurope.com\/en\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.eenewseurope.com\/en\/#organization\",\"name\":\"EENewsEurope\",\"url\":\"https:\/\/www.eenewseurope.com\/en\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/www.eenewseurope.com\/en\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.ecinews.fr\/wp-content\/uploads\/2022\/02\/logo-1.jpg\",\"contentUrl\":\"https:\/\/www.ecinews.fr\/wp-content\/uploads\/2022\/02\/logo-1.jpg\",\"width\":283,\"height\":113,\"caption\":\"EENewsEurope\"},\"image\":{\"@id\":\"https:\/\/www.eenewseurope.com\/en\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.eenewseurope.com\/en\/#\/schema\/person\/9eff4051fa9dac8230052de45e32b0f4\",\"name\":\"eeNews Europe\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/www.eenewseurope.com\/en\/#\/schema\/person\/image\/fae8f0cb15861c4ae0ed4872e2c9fc22\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/5081509054e28b04ecd976976e723ce0?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/5081509054e28b04ecd976976e723ce0?s=96&d=mm&r=g\",\"caption\":\"eeNews Europe\"}}]}<\/script>","yoast_head_json":{"title":"STMicroelectronics s'attaque au probl\u00e8me de l'autonomie des ap...","description":"En appliquant la technique du suivi du point de puissance maximale aux r\u00e9seaux de cellules miniatures, ce chargeur de batterie solaire propos\u00e9 par...","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/221803\/","og_locale":"fr_FR","og_type":"article","og_title":"STMicroelectronics s'attaque au probl\u00e8me de l'autonomie des appareils portables","og_description":"En appliquant la technique du suivi du point de puissance maximale aux r\u00e9seaux de cellules miniatures, ce chargeur de batterie solaire propos\u00e9 par STMicroelectronics allonge l'autonomie de millions de produits portables. Les fines bandes de cellules solaires que l'on peut voir actuellement en face avant de certains appareils portables grand public, m\u00e9dicaux et de s\u00e9curit\u00e9 vont s'imposer comme une source d'\u00e9nergie gratuite encore plus pr\u00e9cieuse gr\u00e2ce \u00e0 l'utilisation de ce nouveau circuit int\u00e9gr\u00e9.","og_url":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/221803\/","og_site_name":"EENewsEurope","article_published_time":"2011-06-12T22:00:00+00:00","og_image":[{"width":448,"height":313,"url":"https:\/\/www.ecinews.fr\/wp-content\/uploads\/import\/default\/files\/import\/eci2143_stm.jpg","type":"image\/jpeg"}],"author":"eeNews Europe","twitter_card":"summary_large_image","twitter_misc":{"Written by":"eeNews Europe","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.ecinews.fr\/fr\/stmicroelectronics-sattaque-au-probleme-de-lautonomie-des-appareils-portables\/#article","isPartOf":{"@id":"https:\/\/www.ecinews.fr\/fr\/stmicroelectronics-sattaque-au-probleme-de-lautonomie-des-appareils-portables\/"},"author":{"name":"eeNews Europe","@id":"https:\/\/www.eenewseurope.com\/en\/#\/schema\/person\/9eff4051fa9dac8230052de45e32b0f4"},"headline":"STMicroelectronics s&rsquo;attaque au probl\u00e8me de l&rsquo;autonomie des appareils portables","datePublished":"2011-06-12T22:00:00+00:00","dateModified":"2011-06-12T22:00:00+00:00","mainEntityOfPage":{"@id":"https:\/\/www.ecinews.fr\/fr\/stmicroelectronics-sattaque-au-probleme-de-lautonomie-des-appareils-portables\/"},"wordCount":281,"publisher":{"@id":"https:\/\/www.eenewseurope.com\/en\/#organization"},"articleSection":["Nouveaux produits"],"inLanguage":"fr-FR"},{"@type":"WebPage","@id":"https:\/\/www.ecinews.fr\/fr\/stmicroelectronics-sattaque-au-probleme-de-lautonomie-des-appareils-portables\/","url":"https:\/\/www.ecinews.fr\/fr\/stmicroelectronics-sattaque-au-probleme-de-lautonomie-des-appareils-portables\/","name":"STMicroelectronics s'attaque au probl\u00e8me de l'autonomie des appareils portables -","isPartOf":{"@id":"https:\/\/www.eenewseurope.com\/en\/#website"},"datePublished":"2011-06-12T22:00:00+00:00","dateModified":"2011-06-12T22:00:00+00:00","breadcrumb":{"@id":"https:\/\/www.ecinews.fr\/fr\/stmicroelectronics-sattaque-au-probleme-de-lautonomie-des-appareils-portables\/#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.ecinews.fr\/fr\/stmicroelectronics-sattaque-au-probleme-de-lautonomie-des-appareils-portables\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.ecinews.fr\/fr\/stmicroelectronics-sattaque-au-probleme-de-lautonomie-des-appareils-portables\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.ecinews.fr\/fr\/"},{"@type":"ListItem","position":2,"name":"STMicroelectronics s&rsquo;attaque au probl\u00e8me de l&rsquo;autonomie des appareils portables"}]},{"@type":"WebSite","@id":"https:\/\/www.eenewseurope.com\/en\/#website","url":"https:\/\/www.eenewseurope.com\/en\/","name":"EENewsEurope","description":"Just another WordPress site","publisher":{"@id":"https:\/\/www.eenewseurope.com\/en\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.eenewseurope.com\/en\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"fr-FR"},{"@type":"Organization","@id":"https:\/\/www.eenewseurope.com\/en\/#organization","name":"EENewsEurope","url":"https:\/\/www.eenewseurope.com\/en\/","logo":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.eenewseurope.com\/en\/#\/schema\/logo\/image\/","url":"https:\/\/www.ecinews.fr\/wp-content\/uploads\/2022\/02\/logo-1.jpg","contentUrl":"https:\/\/www.ecinews.fr\/wp-content\/uploads\/2022\/02\/logo-1.jpg","width":283,"height":113,"caption":"EENewsEurope"},"image":{"@id":"https:\/\/www.eenewseurope.com\/en\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.eenewseurope.com\/en\/#\/schema\/person\/9eff4051fa9dac8230052de45e32b0f4","name":"eeNews Europe","image":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.eenewseurope.com\/en\/#\/schema\/person\/image\/fae8f0cb15861c4ae0ed4872e2c9fc22","url":"https:\/\/secure.gravatar.com\/avatar\/5081509054e28b04ecd976976e723ce0?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/5081509054e28b04ecd976976e723ce0?s=96&d=mm&r=g","caption":"eeNews Europe"}}]}},"authors":[{"term_id":1149,"user_id":22,"is_guest":0,"slug":"eenews-europe","display_name":"eeNews Europe","avatar_url":"https:\/\/secure.gravatar.com\/avatar\/5081509054e28b04ecd976976e723ce0?s=96&d=mm&r=g","0":null,"1":"","2":"","3":"","4":"","5":"","6":"","7":"","8":""}],"_links":{"self":[{"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/221803"}],"collection":[{"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/users\/22"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/comments?post=221803"}],"version-history":[{"count":0,"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/221803\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/media\/221804"}],"wp:attachment":[{"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/media?parent=221803"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/categories?post=221803"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/tags?post=221803"},{"taxonomy":"domains","embeddable":true,"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/domains?post=221803"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/ppma_author?post=221803"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}