{"id":80031,"date":"2021-06-30T13:58:47","date_gmt":"2021-06-30T11:58:47","guid":{"rendered":"https:\/\/www.newsteo.com\/?page_id=80031"},"modified":"2021-08-30T09:01:32","modified_gmt":"2021-08-30T07:01:32","slug":"differences-protocole-ism-et-protocoles-sans-fil","status":"publish","type":"page","link":"https:\/\/www.newsteo.com\/fr\/assistance\/base-de-connaissance\/transmission-radio\/differences-protocole-ism-et-protocoles-sans-fil\/","title":{"rendered":"Diff\u00e9rences entre le protocole ISM et les protocoles sans-fil Bluetooth, Wifi, Zigbee"},"content":{"rendered":"<p><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container fusion-parallax-none nonhundred-percent-fullwidth non-hundred-percent-height-scrolling recherche-base-de-connaissance\" 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connaissance<\/strong><\/h2><\/div><div class=\"fusion-search-element fusion-search-element-1 search-base-de-connaissance fusion-search-form-classic\" style=\"--awb-input-height:52px;--awb-border-radius:4px;--awb-text-size:15px;\">\t\t<form role=\"search\" class=\"searchform fusion-search-form  fusion-live-search fusion-search-form-classic\" method=\"get\" action=\"https:\/\/www.newsteo.com\/fr\/\">\n\t\t\t<div class=\"fusion-search-form-content\">\n\n\t\t\t\t\n\t\t\t\t<div class=\"fusion-search-field search-field\">\n\t\t\t\t\t<label><span class=\"screen-reader-text\">Rechercher:<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<input type=\"search\" class=\"s fusion-live-search-input\" name=\"s\" id=\"fusion-live-search-input-0\" autocomplete=\"off\" placeholder=\"Search...\" required aria-required=\"true\" aria-label=\"Search...\"\/>\n\t\t\t\t\t\t\t\t\t\t\t<\/label>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"fusion-search-button search-button\">\n\t\t\t\t\t<input type=\"submit\" 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>Home<\/span><\/a><\/li><\/ol><\/nav><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-3 fusion-flex-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1352px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-2 fusion_builder_column_1_4 1_4 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:25%;--awb-margin-top-large:30px;--awb-spacing-right-large:7.68%;--awb-margin-bottom-large:30px;--awb-spacing-left-large:7.68%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-2 fusion-sep-none fusion-title-text fusion-title-size-four title-menu-3-base\" style=\"--awb-margin-bottom:10px;--awb-margin-top-small:0px;--awb-margin-right-small:0px;--awb-margin-bottom-small:20px;--awb-margin-left-small:0px;\"><h4 class=\"fusion-title-heading title-heading-left\" style=\"margin:0;\"><a href=\"https:\/\/www.newsteo.com\/fr\/assistance\/base-de-connaissance\/transmission-radio\/\">Transmission radio<\/a><\/h4><\/div><div class=\"fusion-separator fusion-full-width-sep\" style=\"align-self: center;margin-left: auto;margin-right: auto;margin-bottom:40px;width:100%;\"><div class=\"fusion-separator-border sep-single sep-solid\" style=\"--awb-height:20px;--awb-amount:20px;border-color:#e0dede;border-top-width:1px;\"><\/div><\/div><div class=\"fusion-widget fusion-widget-element fusion-widget-area fusion-content-widget-area wpWidget-1 fusion-widget-align-left fusion_widget_vertical_menu no-divider-color\" style=\"--awb-fusion-border-size:0px;--awb-fusion-border-style:solid;\"><div class=\"widget avada_vertical_menu\"><style>#fusion-vertical-menu-widget-avada-vertical-menu-widget-1-nav ul.menu li a {font-size:14px;}<\/style><nav id=\"fusion-vertical-menu-widget-avada-vertical-menu-widget-1-nav\" class=\"fusion-vertical-menu-widget fusion-menu hover left no-border\" aria-label=\"Secondary Navigation: \"><ul id=\"menu-base-de-connaissance-transmission-radio\" class=\"menu\"><li id=\"menu-item-81976\" class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-81976\"><a href=\"https:\/\/www.newsteo.com\/fr\/assistance\/base-de-connaissance\/transmission-radio\/differences-protocole-ism-et-protocoles-sans-fil\/\"><span class=\"link-text\"> Diff\u00e9rences entre le protocole ISM et les protocoles sans-fil Bluetooth, Wifi, Zigbee<\/span><span class=\"arrow\"><\/span><\/a><\/li><li id=\"menu-item-82067\" class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-82067\"><a href=\"https:\/\/www.newsteo.com\/fr\/assistance\/base-de-connaissance\/transmission-radio\/mise-a-jour-data-logger-newsteo\/\"><span class=\"link-text\"> Mettre \u00e0 jour mon produit Newsteo<\/span><span class=\"arrow\"><\/span><\/a><\/li><li id=\"menu-item-82066\" class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-82066\"><a href=\"https:\/\/www.newsteo.com\/fr\/assistance\/base-de-connaissance\/transmission-radio\/portee-maximale\/\"><span class=\"link-text\"> Quelle est la port\u00e9e maximale possible ?<\/span><span class=\"arrow\"><\/span><\/a><\/li><li id=\"menu-item-82064\" class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-82064\"><a href=\"https:\/\/www.newsteo.com\/fr\/assistance\/base-de-connaissance\/transmission-radio\/puissance-emission-loggers-newsteo\/\"><span class=\"link-text\"> Quelle est la puissance d\u2019\u00e9mission des Loggers Newsteo ?<\/span><span class=\"arrow\"><\/span><\/a><\/li><li id=\"menu-item-82065\" class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-82065\"><a href=\"https:\/\/www.newsteo.com\/fr\/assistance\/base-de-connaissance\/transmission-radio\/puissance-demission-caracteristiques-des-ondes-radio\/\"><span class=\"link-text\"> Puissance d\u2019\u00e9mission \u2013 Caract\u00e9ristiques des ondes radio<\/span><span class=\"arrow\"><\/span><\/a><\/li><li id=\"menu-item-82063\" class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-82063\"><a href=\"https:\/\/www.newsteo.com\/fr\/assistance\/base-de-connaissance\/transmission-radio\/solutions-rf-arretees\/\"><span class=\"link-text\"> Vos solutions RF sont-elles arr\u00eat\u00e9es par des arbres ou des corps humains ?<\/span><span class=\"arrow\"><\/span><\/a><\/li><li id=\"menu-item-82062\" class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-82062\"><a href=\"https:\/\/www.newsteo.com\/fr\/assistance\/base-de-connaissance\/transmission-radio\/solution-rf-dans-un-environnement-construit\/\"><span class=\"link-text\"> Votre solution rf dans un environnement construit<\/span><span class=\"arrow\"><\/span><\/a><\/li><\/ul><\/nav><\/div><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-3 fusion_builder_column_3_4 3_4 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:75%;--awb-margin-top-large:20px;--awb-spacing-right-large:2.56%;--awb-margin-bottom-large:50px;--awb-spacing-left-large:2.56%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-3 fusion-sep-none fusion-title-text fusion-title-size-one title-menu-3-base\" style=\"--awb-margin-bottom:10px;--awb-margin-top-small:0px;--awb-margin-right-small:0px;--awb-margin-bottom-small:20px;--awb-margin-left-small:0px;\"><h1 class=\"fusion-title-heading title-heading-left\" style=\"margin:0;\">Diff\u00e9rences entre le protocole ISM et les protocoles sans-fil Bluetooth, Wifi, Zigbee<\/h1><\/div><div class=\"fusion-separator fusion-full-width-sep\" style=\"align-self: center;margin-left: auto;margin-right: auto;margin-bottom:40px;width:100%;\"><div class=\"fusion-separator-border sep-single sep-solid\" style=\"--awb-height:20px;--awb-amount:20px;border-color:#e0dede;border-top-width:1px;\"><\/div><\/div><div class=\"fusion-text fusion-text-1\"><p>Ces protocoles diff\u00e8rent de par leurs caract\u00e9ristiques techniques. Chaque protocole de communication sans fil a son propre domaine d\u2019application. Les applications industrielles comme le reporting \u00e0 distance de capteurs n\u00e9cessitent un faible d\u00e9bit, mais un haut niveau de fiabilit\u00e9.<\/p>\n<\/div><div class=\"fusion-text fusion-text-2\"><p>Au contraire, les r\u00e9seaux informatiques de gestion entra\u00eenent un grand volume d\u2019\u00e9change et n\u00e9cessitent donc un grand d\u00e9bit de donn\u00e9es. Ainsi, les r\u00e9seaux Bluetooth, Wifi sont massivement utilis\u00e9s, ce qui entra\u00eene des risques d\u2019encombrement de la bande passante correspondante. De plus, ces r\u00e9seaux impliquent une forte consommation, et n\u00e9cessitent donc une alimentation sur secteur.<\/p>\n<\/div><div class=\"fusion-text fusion-text-3\"><p>Il est donc nettement plus adapt\u00e9 d\u2019utiliser la bande ISM 868 MHz pour des applications \u00e0 faible d\u00e9bit : elle assure une meilleure fiabilit\u00e9 et une compl\u00e8te libert\u00e9, les produits pouvant \u00eatre aliment\u00e9s par des batteries.<br \/>\nLa bande de fr\u00e9quences choisie, 868MHz en Europe, permet d\u2019allier port\u00e9e et encombrement r\u00e9duit.<\/p>\n<ul>\n<li>En champs libre et avec une antenne \u00bc d\u2019onde (soit 8,6 cm seulement), on peut atteindre des port\u00e9es de 800 m\u00e8tres<\/li>\n<li>Il est possible de traverser plusieurs murs en b\u00e9ton<\/li>\n<li>La transmission n\u2019est pas perturb\u00e9e par des obstacles tels que des corps humains (ce qui est le cas pour du Wifi ou Bluetooth \u00e0 2,4 GHz)<\/li>\n<li>Le risque d&rsquo;interf\u00e9rence est tr\u00e8s faible car cette fr\u00e9quence est r\u00e9serv\u00e9e \u00e0 certaines applications et la puissance des appareils fonctionnant dessus est limit\u00e9e.<\/li>\n<\/ul>\n<p>Gr\u00e2ce aux excellentes caract\u00e9ristiques de propagation des ondes radio \u00e0 une fr\u00e9quence inf\u00e9rieure \u00e0 1 GHz, de tr\u00e8s grandes port\u00e9es peuvent \u00eatre obtenues avec des consommations de courant bien inf\u00e9rieures \u00e0 celles des produits utilisant les bandes 2.4 GHz. De plus, la bande ISM n&rsquo;est pas perturb\u00e9e par les micro-ondes (contrairement au Wifi ou au Bluetooth) et est donc de ce fait beaucoup plus robuste.<br \/>\nLe protocole de communication Newsteo est :<\/p>\n<ul>\n<li>Optimis\u00e9 pour limiter la puissance n\u00e9cessaire aux transmissions et rester ainsi une solution portable, aliment\u00e9e par de simples batteries lithium.<\/li>\n<li>Endurci pour transmettre dans des conditions industrielles particuli\u00e8rement s\u00e9v\u00e8res.<\/li>\n<\/ul>\n<\/div><\/div><\/div><\/div><\/div><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":28,"featured_media":0,"parent":80029,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"100-width.php","meta":{"footnotes":""},"class_list":["post-80031","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.newsteo.com\/fr\/wp-json\/wp\/v2\/pages\/80031","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.newsteo.com\/fr\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.newsteo.com\/fr\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.newsteo.com\/fr\/wp-json\/wp\/v2\/users\/28"}],"replies":[{"embeddable":true,"href":"https:\/\/www.newsteo.com\/fr\/wp-json\/wp\/v2\/comments?post=80031"}],"version-history":[{"count":0,"href":"https:\/\/www.newsteo.com\/fr\/wp-json\/wp\/v2\/pages\/80031\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/www.newsteo.com\/fr\/wp-json\/wp\/v2\/pages\/80029"}],"wp:attachment":[{"href":"https:\/\/www.newsteo.com\/fr\/wp-json\/wp\/v2\/media?parent=80031"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}