{"id":3167,"date":"2022-10-24T11:48:01","date_gmt":"2022-10-24T09:48:01","guid":{"rendered":"https:\/\/qr.net\/info\/?p=3167"},"modified":"2022-10-26T08:56:38","modified_gmt":"2022-10-26T06:56:38","slug":"structure-of-a-qr-code","status":"publish","type":"post","link":"https:\/\/qr.net\/info\/structure-of-a-qr-code\/","title":{"rendered":"Structure of a QR-Code"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"3167\" class=\"elementor elementor-3167\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-42de95b 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-equal-height-no\" data-id=\"42de95b\" 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-45a2b08\" data-id=\"45a2b08\" 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-267e231 elementor-widget elementor-widget-heading\" data-id=\"267e231\" 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 structure<\/h2>\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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-ff54880 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-equal-height-no\" data-id=\"ff54880\" 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-50 elementor-top-column elementor-element elementor-element-58f2555\" data-id=\"58f2555\" 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-0189e14 elementor-widget elementor-widget-text-editor\" data-id=\"0189e14\" 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>How is a QR-Code structured? Which elements do they contain? And how does the <a href=\"https:\/\/qr.net\/info\/how-can-i-scan-a-qr-code\/\">scanner<\/a> read the information?<\/p><h6>A <a href=\"https:\/\/qr.net\/info\/what-is-a-qr-code\/\">QR-Code<\/a> is usually square and consists of many black and white boxes (modules). Even though each QR-Code is unique, they all have the same base components:<\/h6><h6>\u00a0<\/h6>\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-abaea5e elementor-widget elementor-widget-text-editor\" data-id=\"abaea5e\" 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>1. The <b>position detection patterns<\/b> are located at the three corners (top right and left and bottom left). These ensure clear orientation.<\/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-6684b39 elementor-widget elementor-widget-text-editor\" data-id=\"6684b39\" 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>2. An <b>alignment pattern <\/b>can be recognised in the lower right quarter. This serves as additional orientation, especially with larger codes. Depending on the amount of data, it may even be present several times.<\/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-248985d elementor-widget elementor-widget-text-editor\" data-id=\"248985d\" 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>3. The <b>timing pattern<\/b> consist of alternating dark and light modules. They always begin and end with a dark module and indicate the size of the data matrix.<\/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-9db1e1b elementor-widget elementor-widget-text-editor\" data-id=\"9db1e1b\" 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 style=\"text-indent: 0px;\"><span style=\"text-indent: -18pt;\">4.\u00a0<\/span><b>Version information <\/b>provides data on the version of the QR-Code displayed. The various versions differ in the number of modules and configurations.<\/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-cc5bb2e elementor-widget elementor-widget-text-editor\" data-id=\"cc5bb2e\" 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 style=\"text-indent: 0px;\"><span style=\"text-indent: -18pt;\">5.\u00a0<\/span>The <b>format information<\/b> is important for error correction: it gives information about the level of error correction. Four different levels are standard:<\/p><p>As the smallest level: Level L = 7%.<\/p><p>Level M = up to 15% offers somewhat more protection.<\/p><p>At Level Q = up to 25%<\/p><p>And finally the highest, Level H = up to 30%.<\/p><p>The percentage indicates how badly the QR-Code may be damaged in order to still be readable. However, as the error correction level increases, the possible amount of stored data decreases at the same time.<\/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-a79b95e elementor-widget elementor-widget-text-editor\" data-id=\"a79b95e\" 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 style=\"text-indent: 0px;\"><span style=\"text-indent: -18pt;\">6.\u00a0<\/span>\u00a0Finally, the <b>data area<\/b> contains the encrypted information.<\/p><p style=\"text-indent: 0px;\">\u00a0<\/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-8afd77c elementor-widget elementor-widget-text-editor\" data-id=\"8afd77c\" 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>These were all 6 components in the structure of the QR-Code. Of course, there are also special forms where parts are missing or have been replaced by others. However, this describes the basic structure of a traditional QR-Code.<\/p><p>\u00a0<\/p><p>\u00a0<\/p><p><span lang=\"EN-GB\"><b><a href=\"http:\/\/www.qr.net\/\">Create your own QR-Code with our QR-Code Generator!<\/a><\/b><\/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-5c0e3ee elementor-widget elementor-widget-image\" data-id=\"5c0e3ee\" 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\t<a href=\"http:\/\/www.qr.net\/\">\n\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/qr.net\/info\/wp-content\/uploads\/2022\/09\/QR-Code-Generator-1-300x300.png\" class=\"attachment-medium size-medium wp-image-1211\" alt=\"QR-Code for objects\" srcset=\"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-1-150x150.png 150w, 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: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\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<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-70e2194\" data-id=\"70e2194\" 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-6ffc328 elementor-widget elementor-widget-image\" data-id=\"6ffc328\" 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<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/qr.net\/\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/qr.net\/info\/wp-content\/uploads\/2022\/10\/1-150x150.png\" class=\"attachment-thumbnail size-thumbnail wp-image-2866\" alt=\"Aufbau eines QR-Codes\" srcset=\"https:\/\/qr.net\/info\/wp-content\/uploads\/2022\/10\/1-150x150.png 150w, https:\/\/qr.net\/info\/wp-content\/uploads\/2022\/10\/1.png 300w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Position detection patterns<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\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-e595cdf elementor-widget elementor-widget-image\" data-id=\"e595cdf\" 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<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/qr.net\/\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/qr.net\/info\/wp-content\/uploads\/2022\/10\/ausrichtungsmarkierung-150x150.png\" class=\"attachment-thumbnail size-thumbnail wp-image-2865\" alt=\"Aufbau eines QR-Codes\" srcset=\"https:\/\/qr.net\/info\/wp-content\/uploads\/2022\/10\/ausrichtungsmarkierung-150x150.png 150w, https:\/\/qr.net\/info\/wp-content\/uploads\/2022\/10\/ausrichtungsmarkierung.png 300w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Alignment pattern<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\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-cf09b68 elementor-widget elementor-widget-image\" data-id=\"cf09b68\" 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<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/qr.net\/\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/qr.net\/info\/wp-content\/uploads\/2022\/10\/synchronisationslinien-150x150.png\" class=\"attachment-thumbnail size-thumbnail wp-image-2864\" alt=\"Aufbau vom QR-Codes\" srcset=\"https:\/\/qr.net\/info\/wp-content\/uploads\/2022\/10\/synchronisationslinien-150x150.png 150w, https:\/\/qr.net\/info\/wp-content\/uploads\/2022\/10\/synchronisationslinien.png 300w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Timing pattern<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\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-a8ae7d0 elementor-widget elementor-widget-image\" data-id=\"a8ae7d0\" 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<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/qr.net\/\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/qr.net\/info\/wp-content\/uploads\/2022\/10\/versionsfelder-150x150.png\" class=\"attachment-thumbnail size-thumbnail wp-image-2863\" alt=\"Aufbau vom QR-Code\" srcset=\"https:\/\/qr.net\/info\/wp-content\/uploads\/2022\/10\/versionsfelder-150x150.png 150w, https:\/\/qr.net\/info\/wp-content\/uploads\/2022\/10\/versionsfelder.png 300w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Version information<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\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-9b2fb5f elementor-widget elementor-widget-image\" data-id=\"9b2fb5f\" 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<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/qr.net\/\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/qr.net\/info\/wp-content\/uploads\/2022\/10\/formatfelder-150x150.png\" class=\"attachment-thumbnail size-thumbnail wp-image-2862\" alt=\"Aufbau vom QR-Code\" srcset=\"https:\/\/qr.net\/info\/wp-content\/uploads\/2022\/10\/formatfelder-150x150.png 150w, https:\/\/qr.net\/info\/wp-content\/uploads\/2022\/10\/formatfelder.png 300w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Format information<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\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-cf527ff elementor-widget elementor-widget-image\" data-id=\"cf527ff\" 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<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/qr.net\/\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/qr.net\/info\/wp-content\/uploads\/2022\/10\/datenfeld-150x150.png\" class=\"attachment-thumbnail size-thumbnail wp-image-2861\" alt=\"Aufbau vom QR-Code\" srcset=\"https:\/\/qr.net\/info\/wp-content\/uploads\/2022\/10\/datenfeld-150x150.png 150w, https:\/\/qr.net\/info\/wp-content\/uploads\/2022\/10\/datenfeld.png 300w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Data area<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\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 structure How is a QR-Code structured? Which elements do they contain? And how does the scanner read the information? A QR-Code is usually square and consists of many black and white boxes (modules). Even though each QR-Code is unique, they all have the same base components: \u00a0 1. The position detection patterns are located at the three corners (top right and left and bottom left). These ensure clear orientation. 2. An alignment pattern can be recognised in the lower right quarter. This serves as additional orientation, especially with larger codes. Depending on the amount of data, it may even be present several times. 3. The timing pattern consist of alternating dark and light modules. They always begin and end with a dark module and indicate the size of the data matrix. 4.\u00a0Version information provides data on the version of the QR-Code displayed. The various versions differ in the number of modules and configurations. 5.\u00a0The format information is important for error correction: it gives information about the level of error correction. Four different levels are standard: As the smallest level: Level L = 7%. Level M = up to 15% offers somewhat more protection. At Level Q = up to 25% And finally the highest, Level H = up to 30%. The percentage indicates how badly the QR-Code may be damaged in order to still be readable. However, as the error correction level increases, the possible amount of stored data decreases at the same time. 6.\u00a0\u00a0Finally, the data area contains the encrypted information. \u00a0 These were all 6 components in the structure of the QR-Code. Of course, there are also special forms where parts are missing or have been replaced by others. However, this describes the basic structure of a traditional QR-Code. \u00a0 \u00a0 Create your own QR-Code with our QR-Code Generator! Position detection patterns Alignment pattern Timing pattern Version information Format information Data area<\/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":[47],"class_list":["post-3167","post","type-post","status-publish","format-standard","hentry","category-en","tag-structure-qr-code"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>QR-Code structure<\/title>\n<meta name=\"description\" content=\"How is a QR-Code structured? Which elements does it contain? 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