{"id":2150,"date":"2022-09-28T10:06:34","date_gmt":"2022-09-28T08:06:34","guid":{"rendered":"https:\/\/qr.net\/info\/?p=2150"},"modified":"2022-10-24T11:36:28","modified_gmt":"2022-10-24T09:36:28","slug":"what-is-a-qr-code","status":"publish","type":"post","link":"https:\/\/qr.net\/info\/what-is-a-qr-code\/","title":{"rendered":"What is a QR-Code?"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"2150\" class=\"elementor elementor-2150\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-869b47c elementor-section-boxed elementor-section-height-default elementor-section-height-default wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no\" data-id=\"869b47c\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-967ea67\" data-id=\"967ea67\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b5a9a27 elementor-widget elementor-widget-heading\" data-id=\"b5a9a27\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">QR-Code - what is that?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4ad6729 elementor-widget elementor-widget-text-editor\" data-id=\"4ad6729\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>A QR-Code, long form &#8222;<b>Quick Response Code<\/b>&#8222;, is a two-dimensional code in which several thousand characters are encoded. Basically, it consists of many black and white dots that represent the data in binary form. These form a square, which contains three more squares in the two top corners and the bottom left corner. Those squares serve as orientation points for the <a href=\"https:\/\/qr.net\/info\/how-can-i-scan-a-qr-code\/\">scanner<\/a>. The remaining pattern of the code contains the stored information. If the code is scanned, for example with an app or the camera of a mobile phone, the information previously stored by the creator is shown. Such codes are generated with the help of a QR-Code-Generator. Visually, the codes can usually be adapted in terms of colour or by integrating one&#8217;s own logo so that they fit in with one&#8217;s own company \/ corporate design.<\/p><p>There are many uses for QR-Codes, but in general they are used far more by companies than by private individuals. With their help, companies can provide their customers information in a cost-effective and space-saving way. Due to an automatic error correction, the codes are very robust and its use is hardly error-prone. Even if up to 30% of the code is lost, it remains readable.<\/p><p>In general, a distinction is made between two basic types: static and <a href=\"https:\/\/qr.net\/info\/what-is-a-dynamic-qr-code\/\">dynamic QR-Codes<\/a>. The essential difference lies in the changeability: while a dynamic QR-Code can be adapted at any time and its deposited target can be exchanged, a static one can never be changed.<\/p><h6>Further developments are:<\/h6><ul><li>the micro-QR-Code (an optimised, extra-small code)<\/li><li>the Secure-QR-Code (with an extra extended function to encrypt the data)<\/li><li>the iQR-Code (the code does not necessarily have to be in square form, rectangles are also possible)<\/li><li>and the frame QR-Code (in the middle of the code there is a free area of any shape, which can be filled with your own logo, for example. However, this type cannot be read with conventional scanners, a separate app is required).<\/li><\/ul><div>\u00a0<\/div><p><span lang=\"EN-GB\"><a href=\"http:\/\/www.qr.net\/\"><b>Create your own QR-Code here with our QR-Code Generator!<\/b><\/a><\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8caf00f elementor-widget elementor-widget-image\" data-id=\"8caf00f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/qr.net\/info\/wp-content\/uploads\/2022\/09\/QR-Code-Generator-1-150x150.png\" class=\"attachment-thumbnail size-thumbnail wp-image-1211\" alt=\"QR-Code for objects\" srcset=\"https:\/\/qr.net\/info\/wp-content\/uploads\/2022\/09\/QR-Code-Generator-1-150x150.png 150w, https:\/\/qr.net\/info\/wp-content\/uploads\/2022\/09\/QR-Code-Generator-1-300x300.png 300w, https:\/\/qr.net\/info\/wp-content\/uploads\/2022\/09\/QR-Code-Generator-1-768x768.png 768w, https:\/\/qr.net\/info\/wp-content\/uploads\/2022\/09\/QR-Code-Generator-1.png 800w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>QR-Code &#8211; what is that? A QR-Code, long form &#8222;Quick Response Code&#8222;, is a two-dimensional code in which several thousand characters are encoded. Basically, it consists of many black and white dots that represent the data in binary form. These form a square, which contains three more squares in the two top corners and the bottom left corner. Those squares serve as orientation points for the scanner. The remaining pattern of the code contains the stored information. If the code is scanned, for example with an app or the camera of a mobile phone, the information previously stored by the creator is shown. Such codes are generated with the help of a QR-Code-Generator. Visually, the codes can usually be adapted in terms of colour or by integrating one&#8217;s own logo so that they fit in with one&#8217;s own company \/ corporate design. There are many uses for QR-Codes, but in general they are used far more by companies than by private individuals. With their help, companies can provide their customers information in a cost-effective and space-saving way. Due to an automatic error correction, the codes are very robust and its use is hardly error-prone. Even if up to 30% of the code is lost, it remains readable. In general, a distinction is made between two basic types: static and dynamic QR-Codes. The essential difference lies in the changeability: while a dynamic QR-Code can be adapted at any time and its deposited target can be exchanged, a static one can never be changed. Further developments are: the micro-QR-Code (an optimised, extra-small code) the Secure-QR-Code (with an extra extended function to encrypt the data) the iQR-Code (the code does not necessarily have to be in square form, rectangles are also possible) and the frame QR-Code (in the middle of the code there is a free area of any shape, which can be filled with your own logo, for example. However, this type cannot be read with conventional scanners, a separate app is required). \u00a0 Create your own QR-Code here with our QR-Code Generator!<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[15],"tags":[13],"class_list":["post-2150","post","type-post","status-publish","format-standard","hentry","category-en","tag-qr-code"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>QR-Code - what is that?<\/title>\n<meta name=\"description\" content=\"What actually is a QR-Code? How is it structured, how does it work and what types of QR-Codes are there? 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