{"id":6655,"date":"2021-05-17T11:31:24","date_gmt":"2021-05-17T09:31:24","guid":{"rendered":"https:\/\/book2net.net\/2021\/05\/17\/image-sensor-ccd-versus-cmos\/"},"modified":"2023-08-23T11:10:47","modified_gmt":"2023-08-23T09:10:47","slug":"image-sensor-ccd-versus-cmos","status":"publish","type":"post","link":"https:\/\/book2net.net\/en\/2021\/05\/17\/image-sensor-ccd-versus-cmos\/","title":{"rendered":"Image sensor \/ CMOS versus CCD"},"content":{"rendered":"\n\n\n<p><span style=\"font-size: 120%;\">There are two types of image sensors for industrial cameras on the market: CCD and CMOS sensors.<\/span><\/p>\n<p><span style=\"font-size: 120%;\">Both, CCD sensors (Charge Coupled Device) and CMOS sensors (Complementary Metal Oxide Semiconductor) convert light (photons) into electrical signals (electrons).<strong>In terms of performance, CMOS sensors have now not only caught up with CCD sensors, but also outperformed them.<\/strong> The main difference between the two types of sensors lies in their technical design.<\/span><\/p>\n<div class=\"row\"  id=\"row-87443683\">\n\n\n\t<div id=\"col-1522920038\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<p><span style=\"font-size: 120%;\"><strong>Let\u2019s first compare how the two sensor types work:<\/strong><\/span><\/p>\n<p><span style=\"font-size: 120%;\">Camera sensors use picture elements called \u201cpixels\u201d to detect light. A common analogy when it comes to pixels is to imagine a series of buckets collecting rainwater.<\/span><\/p>\n<blockquote>\n<p>The big difference happens when you read out the sensor!<\/p>\n<\/blockquote>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1336901880\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_450497833\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_450497833 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\t<div id=\"gap-1231470036\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1231470036 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n\n<div class=\"row\"  id=\"row-1153988059\">\n\n\n\t<div id=\"col-953374236\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<p><span style=\"font-size: 120%;\"><strong>CCD image sensors<\/strong> read out each pixel<strong>sequentially<\/strong>.<\/span><\/p>\n<p><span style=\"font-size: 120%;\">In our bucket analogy water is poured from one bucket to the next like an old-fashioned fire brigade.<\/span><\/p>\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_2056778973\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_2056778973 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-200726461\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<p><span style=\"font-size: 120%;\"><strong>CMOS image sensors<\/strong> read out each pixel in <strong>parallel<\/strong>. This means that <strong>CMOS cameras can read 100 times faster<\/strong> <strong>than a comparable CCD camera.<\/strong>.<\/span><\/p>\n\t<div id=\"gap-147512867\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-147512867 {\n  padding-top: 50px;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1011674386\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1011674386 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n<p><span style=\"font-size: 120%;\">As a result of the integrated evaluation electronics, CMOS sensors offer the following advantages compared to CCD:<\/span><\/p>\n<blockquote>\n<ul>\n<li><span style=\"font-size: 100%;\">Very high frame rates compared to a CCD of the same size<\/span><\/li>\n<li><span style=\"font-size: 100%;\">Significantly lower power consumption<\/span><\/li>\n<li><span style=\"font-size: 100%;\">No artifacts, i.e. unintentionally created differences to the image source, such as blooming and smearing typical for CCD do not occur.<\/span><\/li>\n<li><span style=\"font-size: 100%;\">Lower need for light: Sensitive historical documents and books can be digitized particularly gently, as the light intensity can be significantly reduced during capture.<\/span><\/li>\n<li><span style=\"font-size: 100%;\">Due to the flexible read out through direct addressing of the individual pixels, CMOS sensors offer more options for binning &amp; partial scan\/ ROI.<\/span><\/li>\n<li><span style=\"font-size: 100%;\">Smaller size of the camera, as the evaluation logic can be integrated on the same chip (system on a chip).<\/span><\/li>\n<\/ul>\n<\/blockquote>\n<div class=\"row\"  id=\"row-1359274761\">\n\n\n\t<div id=\"col-1295977518\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"gap-497711488\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-497711488 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n\n<div class=\"container section-title-container\" ><h3 class=\"section-title section-title-normal\"><b><\/b><span class=\"section-title-main\" >Related Topics<\/span><b><\/b><\/h3><\/div>\n\n\n  \n    <div class=\"row large-columns-3 medium-columns-1 small-columns-1 has-shadow row-box-shadow-2 row-box-shadow-5-hover slider row-slider slider-nav-reveal slider-nav-push\"  data-flickity-options='{&quot;imagesLoaded&quot;: true, &quot;groupCells&quot;: &quot;100%&quot;, &quot;dragThreshold&quot; : 5, &quot;cellAlign&quot;: &quot;left&quot;,&quot;wrapAround&quot;: true,&quot;prevNextButtons&quot;: true,&quot;percentPosition&quot;: true,&quot;pageDots&quot;: false, &quot;rightToLeft&quot;: false, &quot;autoPlay&quot; : false}' >\n\n  <div class=\"col post-item\" >\n\t\t\t<div class=\"col-inner\">\n\t\t\t\t<div class=\"box box-normal box-text-bottom box-blog-post has-hover\">\n          \t\t\t\t\t<div class=\"box-text text-left\" >\n\t\t\t\t\t<div class=\"box-text-inner blog-post-inner\">\n\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<h5 class=\"post-title is-large \">\n\t\t\t\t\t\t<a href=\"https:\/\/book2net.net\/en\/2021\/11\/03\/area-sensor\/\" class=\"plain\">Image sensor \/ area sensor<\/a>\n\t\t\t\t\t<\/h5>\n\t\t\t\t\t\t\t\t\t\t<div class=\"is-divider\"><\/div>\n\t\t\t\t\t\t\t\t\t\t<p class=\"from_the_blog_excerpt \">\n\t\t\t\t\t\tIn contrast to line sensors, image area sensors [...]\t\t\t\t\t<\/p>\n\t\t\t\t\t                    \n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/book2net.net\/en\/2021\/11\/03\/area-sensor\/\" class=\"button  is-underline is-large mb-0\">\n\t\t\t\t\t\t\tREAD MORE\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div><div class=\"col post-item\" >\n\t\t\t<div class=\"col-inner\">\n\t\t\t\t<div class=\"box box-normal box-text-bottom box-blog-post has-hover\">\n          \t\t\t\t\t<div class=\"box-text text-left\" >\n\t\t\t\t\t<div class=\"box-text-inner blog-post-inner\">\n\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<h5 class=\"post-title is-large \">\n\t\t\t\t\t\t<a href=\"https:\/\/book2net.net\/en\/2021\/05\/11\/bayer-matrix-bayer-sensor\/\" class=\"plain\">Bayer Matrix (Bayer Sensor)<\/a>\n\t\t\t\t\t<\/h5>\n\t\t\t\t\t\t\t\t\t\t<div class=\"is-divider\"><\/div>\n\t\t\t\t\t\t\t\t\t\t<p class=\"from_the_blog_excerpt \">\n\t\t\t\t\t\tThe Bayer matrix is the spatial arrangement of [...]\t\t\t\t\t<\/p>\n\t\t\t\t\t                    \n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/book2net.net\/en\/2021\/05\/11\/bayer-matrix-bayer-sensor\/\" class=\"button  is-underline is-large mb-0\">\n\t\t\t\t\t\t\tREAD MORE\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div><div class=\"col post-item\" >\n\t\t\t<div class=\"col-inner\">\n\t\t\t\t<div class=\"box box-normal box-text-bottom box-blog-post has-hover\">\n          \t\t\t\t\t<div class=\"box-text text-left\" >\n\t\t\t\t\t<div class=\"box-text-inner blog-post-inner\">\n\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<h5 class=\"post-title is-large \">\n\t\t\t\t\t\t<a href=\"https:\/\/book2net.net\/en\/2021\/09\/06\/machine-vision\/\" class=\"plain\">Machine vision<\/a>\n\t\t\t\t\t<\/h5>\n\t\t\t\t\t\t\t\t\t\t<div class=\"is-divider\"><\/div>\n\t\t\t\t\t\t\t\t\t\t<p class=\"from_the_blog_excerpt \">\n\t\t\t\t\t\tIn addition to conventional and artistic photography, there [...]\t\t\t\t\t<\/p>\n\t\t\t\t\t                    \n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/book2net.net\/en\/2021\/09\/06\/machine-vision\/\" class=\"button  is-underline is-large mb-0\">\n\t\t\t\t\t\t\tREAD MORE\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div><div class=\"col post-item\" >\n\t\t\t<div class=\"col-inner\">\n\t\t\t\t<div class=\"box box-normal box-text-bottom box-blog-post has-hover\">\n          \t\t\t\t\t<div class=\"box-text text-left\" >\n\t\t\t\t\t<div class=\"box-text-inner blog-post-inner\">\n\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<h5 class=\"post-title is-large \">\n\t\t\t\t\t\t<a href=\"https:\/\/book2net.net\/en\/2021\/05\/11\/blooming\/\" class=\"plain\">Blooming<\/a>\n\t\t\t\t\t<\/h5>\n\t\t\t\t\t\t\t\t\t\t<div class=\"is-divider\"><\/div>\n\t\t\t\t\t\t\t\t\t\t<p class=\"from_the_blog_excerpt \">\n\t\t\t\t\t\tBlooming is an effect that usually occurs with [...]\t\t\t\t\t<\/p>\n\t\t\t\t\t                    \n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/book2net.net\/en\/2021\/05\/11\/blooming\/\" class=\"button  is-underline is-large mb-0\">\n\t\t\t\t\t\t\tREAD MORE\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div><div class=\"col post-item\" >\n\t\t\t<div class=\"col-inner\">\n\t\t\t\t<div class=\"box box-normal box-text-bottom box-blog-post has-hover\">\n          \t\t\t\t\t<div class=\"box-text text-left\" >\n\t\t\t\t\t<div class=\"box-text-inner blog-post-inner\">\n\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<h5 class=\"post-title is-large \">\n\t\t\t\t\t\t<a href=\"https:\/\/book2net.net\/en\/2021\/05\/19\/moire\/\" class=\"plain\">Moir\u00e9<\/a>\n\t\t\t\t\t<\/h5>\n\t\t\t\t\t\t\t\t\t\t<div class=\"is-divider\"><\/div>\n\t\t\t\t\t\t\t\t\t\t<p class=\"from_the_blog_excerpt \">\n\t\t\t\t\t\tThe moir\u00e9 effect occurs when the item being [...]\t\t\t\t\t<\/p>\n\t\t\t\t\t                    \n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/book2net.net\/en\/2021\/05\/19\/moire\/\" class=\"button  is-underline is-large mb-0\">\n\t\t\t\t\t\t\tREAD MORE\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div><\/div>\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>There are two types of image sensors for industrial cameras on the market: CCD and CMOS sensors.<br \/>\nBoth, CCD sensors (Charge Coupled Device) and CMOS sensors (Complementary Metal Oxide Semiconductor) convert light (photons) into electrical signals (electrons). In terms of performance, CMOS sensors have now not only caught up with CCD sensors, but also outperformed them. The main difference between the two types of sensors lies in their technical design.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[290,279,333],"tags":[],"class_list":["post-6655","post","type-post","status-publish","format-standard","hentry","category-c-3","category-glossary","category-i-glossary"],"_links":{"self":[{"href":"https:\/\/book2net.net\/en\/wp-json\/wp\/v2\/posts\/6655","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/book2net.net\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/book2net.net\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/book2net.net\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/book2net.net\/en\/wp-json\/wp\/v2\/comments?post=6655"}],"version-history":[{"count":28,"href":"https:\/\/book2net.net\/en\/wp-json\/wp\/v2\/posts\/6655\/revisions"}],"predecessor-version":[{"id":19395,"href":"https:\/\/book2net.net\/en\/wp-json\/wp\/v2\/posts\/6655\/revisions\/19395"}],"wp:attachment":[{"href":"https:\/\/book2net.net\/en\/wp-json\/wp\/v2\/media?parent=6655"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/book2net.net\/en\/wp-json\/wp\/v2\/categories?post=6655"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/book2net.net\/en\/wp-json\/wp\/v2\/tags?post=6655"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}