{"id":401,"date":"2023-01-27T18:01:34","date_gmt":"2023-01-27T18:01:34","guid":{"rendered":"https:\/\/martinloetscher.ch\/?p=401"},"modified":"2023-01-27T18:02:26","modified_gmt":"2023-01-27T18:02:26","slug":"un-code-qr-cest-quoi","status":"publish","type":"post","link":"https:\/\/martinloetscher.ch\/de\/un-code-qr-cest-quoi\/","title":{"rendered":"Un code QR, c&rsquo;est quoi ?"},"content":{"rendered":"<p class=\"wp-block-paragraph\"><br>Le constructeur automobile japonais Denso-Wave, qui est une soci\u00e9t\u00e9 du groupe Toyota, a invent\u00e9 le code QR, \u00e9galement connu sous le nom de code de r\u00e9ponse rapide, en 1994. Il ressemble \u00e0 une \u00e9volution du code-barres utilis\u00e9 pour identifier les produits.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La plupart des cam\u00e9ras des smartphones modernes peuvent lire ce code, qui est un graphique en 2D. Les applications qui permettent la lecture du code peuvent \u00eatre install\u00e9es sur des appareils qui ne sont pas \u00e9quip\u00e9s de cette technologie d&rsquo;origine.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Comment cela fonctionne-t-il dans la vie r\u00e9elle ?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><br>Un syst\u00e8me mondial de codes \u00e0 lecture rapide est utilis\u00e9 pour cr\u00e9er le code QR. Sa forme carr\u00e9e et les petites cases situ\u00e9es \u00e0 chacun de ses quatre coins servent de fronti\u00e8res au graphique. Ces \u00e9tapes d\u00e9terminent si le code est \u00e9crit en lettres ou en chiffres et le processus de d\u00e9codage.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Les autres \u00e9l\u00e9ments d&rsquo;information sont exprim\u00e9s en octets, avec un total de 8 pour chaque QR. Le code QR peut stocker jusqu&rsquo;\u00e0 7 089 caract\u00e8res, alors qu&rsquo;un code \u00e0 barres standard ne stocke que 20 chiffres de donn\u00e9es.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Autre point crucial, les codes \u00e0 barres doivent \u00eatre lus par un faisceau lumineux sp\u00e9cifiquement con\u00e7u \u00e0 cet effet. Toutefois, avec cette technologie QR, davantage de personnes peuvent acc\u00e9der aux donn\u00e9es en utilisant l&rsquo;appareil photo de leur smartphone.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bien qu&rsquo;ils semblent \u00eatre une technologie tr\u00e8s compliqu\u00e9e, les codes QR sont simples \u00e0 r\u00e9aliser et contribuent \u00e0 int\u00e9grer les mondes en ligne et hors ligne. Ils fournissent des informations suppl\u00e9mentaires de mani\u00e8re condens\u00e9e et accessible, prolongeant ainsi certains contenus.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Parce qu&rsquo;ils occupent moins d&rsquo;espace, ils am\u00e9liorent l&rsquo;\u00e9conomie du partage de l&rsquo;information et peuvent, par exemple, r\u00e9duire l&rsquo;investissement n\u00e9cessaire \u00e0 la diffusion de l&rsquo;information par les m\u00e9dias imprim\u00e9s.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Comment le code QR peut-il \u00eatre utilis\u00e9 dans les entreprises ?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><br>Les applications de ces codes sont nombreuses. Nous avons d\u00e9couvert des cas fascinants, comme en Argentine, o\u00f9 les enqu\u00eates sur les enfants disparus impliquent la diffusion de codes QR dans les banques et les jouets. Au Royaume-Uni, cette technologie est utilis\u00e9e pour permettre de faire des dons aux sans-abri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cet outil a une vari\u00e9t\u00e9 d&rsquo;applications intrigantes avec des objectifs vari\u00e9s. D\u00e9couvrez plus de d\u00e9tails sur chacune d&rsquo;entre elles.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Op\u00e9rations bancaires<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><br>Afin d&rsquo;acc\u00e9l\u00e9rer et de simplifier l&rsquo;identification des clients et les op\u00e9rations bancaires, certaines banques num\u00e9riques utilisent d\u00e9j\u00e0 les codes QR.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">En utilisant ces codes et la technologie de lecture des codes QR pour la saisie des donn\u00e9es, il est possible de conserver les informations relatives aux comptes et de les utiliser lors du transfert de valeurs.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Transmission d&rsquo;informations<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><br>Des textes simples peuvent \u00eatre charg\u00e9s par les codes QR, ce qui encourage l&rsquo;utilisation de cette technologie pour le partage d&rsquo;informations. La mise \u00e0 disposition des codes \u00e0 c\u00f4t\u00e9 des \u0153uvres d&rsquo;art dans les mus\u00e9es et les expositions est une bonne illustration de cette utilisation. Le visiteur utilise son smartphone pour scanner et en savoir plus sur l&rsquo;\u0153uvre expos\u00e9e.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Acc\u00e8s par URL<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><br>Des liens vers des pages qui peuvent \u00eatre ouvertes par des outils qui lisent le code peuvent \u00e9galement \u00eatre introduits gr\u00e2ce \u00e0 la technologie. Ainsi, il est possible d&rsquo;ouvrir le navigateur plus rapidement et de r\u00e9duire la distance entre la personne et les informations que l&rsquo;entreprise souhaite partager.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Produire des codes de validation<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><br>De nombreuses entreprises s&rsquo;occupent de la vente de billets ou de documents pr\u00e9cieux et significatifs. Pour que ces fichiers puissent \u00eatre utilis\u00e9s, une validation pr\u00e9cise peut \u00eatre n\u00e9cessaire. L&rsquo;authentification peut donc \u00eatre effectu\u00e9e \u00e0 l&rsquo;aide d&rsquo;un code QR imprim\u00e9, lu \u00e0 l&rsquo;entr\u00e9e de l&rsquo;\u00e9v\u00e9nement ou lors de la v\u00e9rification des donn\u00e9es.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Quels sont les avantages et les inconv\u00e9nients du code QR ?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><br>Bien qu&rsquo;il s&rsquo;agisse d&rsquo;une ressource de plus en plus utilis\u00e9e dans les publications et les campagnes de marketing, les codes QR pr\u00e9sentent des avantages et des inconv\u00e9nients. Les avantages et les inconv\u00e9nients de cette technologie sont \u00e9num\u00e9r\u00e9s ci-dessous:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ils sont tra\u00e7ables car ils permettent de suivre les r\u00e9sultats des actions marketing ; <\/li>\n\n\n\n<li>Ils suscitent l&rsquo;int\u00e9r\u00eat des gens car ils peuvent scanner le code pour savoir de quoi il s&rsquo;agit ; <\/li>\n\n\n\n<li>Ce sont gratuits \u00e0 cr\u00e9er et peuvent g\u00e9n\u00e9rer des revenus. <\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><br><strong>Inconv\u00e9nients <\/strong>: <\/p>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<ul class=\"wp-block-list\">\n<li>Le fait de devoir utiliser une application uniquement pour lire le code peut emp\u00eacher la diffusion du contenu ; <\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Il peut \u00e9galement \u00eatre utilis\u00e9 pour diffuser des logiciels malveillants et des virus ; <\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>La num\u00e9risation du code n\u00e9cessite une connexion Internet et peut prendre un certain temps. <\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Les utilisateurs peuvent abandonner le processus en raison de l&rsquo;imm\u00e9diatet\u00e9 \u00e0 laquelle ils sont habitu\u00e9s.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><br>La cr\u00e9ation d&rsquo;un code QR est-elle difficile ?<\/h2>\n<\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><br>Comme il s&rsquo;agit d&rsquo;une technologie gratuite, il est possible de le produire sans payer une entreprise sp\u00e9cialis\u00e9e pour le faire. Une recherche rapide sur Internet permet de trouver plusieurs liens pour g\u00e9n\u00e9rer le code rapidement et facilement.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">En outre, il s&rsquo;agit d&rsquo;un outil utile et abordable pour am\u00e9liorer la qualit\u00e9 des informations donn\u00e9es au client, acc\u00e9l\u00e9rer les proc\u00e9dures et promouvoir l&rsquo;interaction. Les smartphones font partie de la vie quotidienne et l&rsquo;utilisation de codes facilite l&rsquo;acc\u00e8s du public aux informations qui doivent \u00eatre partag\u00e9es.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vous savez maintenant plus clairement ce qu&rsquo;est un code QR et toutes les utilisations qu&rsquo;il peut faire ? Utilisez cette ressource pour am\u00e9liorer les communications de l&rsquo;entreprise et pour d\u00e9velopper des interactions imaginatives qui aident les clients \u00e0 se connecter \u00e0 la marque. Rappelez-vous que l&rsquo;int\u00e9gration de la technologie est essentielle pour que votre entreprise reste pertinente, pour \u00e9viter l&rsquo;obsolescence et pour am\u00e9liorer la communication avec les clients et les fournisseurs.<\/p>","protected":false},"excerpt":{"rendered":"<p>Le constructeur automobile japonais Denso-Wave, qui est une soci\u00e9t\u00e9 du groupe Toyota, a invent\u00e9 le code QR, \u00e9galement connu sous<\/p>","protected":false},"author":1,"featured_media":402,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-401","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-general","comments-off"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com -->\n\t<meta name=\"description\" content=\"Le constructeur automobile japonais Denso-Wave, qui est une soci\u00e9t\u00e9 du groupe Toyota, a invent\u00e9 le code QR. 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