{"id":1741,"date":"2025-02-07T16:32:18","date_gmt":"2025-02-07T08:32:18","guid":{"rendered":"https:\/\/xinhepowersupply.com\/?p=1741"},"modified":"2026-01-21T16:36:13","modified_gmt":"2026-01-21T08:36:13","slug":"__trashed-2","status":"publish","type":"post","link":"https:\/\/xinhepowersupply.com\/?p=1741","title":{"rendered":"Optical trackball module working principle"},"content":{"rendered":"\n<p>Based on optical sensing technology, input operation is realized by detecting the motion of a trackball and converting it into an electrical signal<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/xinhepowersupply.com\/wp-content\/uploads\/2025\/01\/C38-3.jpg\"  class=\"wp-image-1471\" srcset=\"https:\/\/xinhepowersupply.com\/wp-content\/uploads\/2025\/01\/C38-3.jpg 800w, https:\/\/xinhepowersupply.com\/wp-content\/uploads\/2025\/01\/C38-3-300x300.jpg 300w, https:\/\/xinhepowersupply.com\/wp-content\/uploads\/2025\/01\/C38-3-100x100.jpg 100w, https:\/\/xinhepowersupply.com\/wp-content\/uploads\/2025\/01\/C38-3-600x600.jpg 600w, https:\/\/xinhepowersupply.com\/wp-content\/uploads\/2025\/01\/C38-3-150x150.jpg 150w, https:\/\/xinhepowersupply.com\/wp-content\/uploads\/2025\/01\/C38-3-768x768.jpg 768w, https:\/\/xinhepowersupply.com\/wp-content\/uploads\/2025\/01\/C38-3-75x75.jpg 75w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" title=\"Optical trackball module working principle\u63d2\u56fe\" alt=\"Optical trackball module working principle\u63d2\u56fe\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Key features<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>High precision: Through optical sensing technology, it is possible to accurately detect the small movements of the trackball.<\/li>\n\n\n\n<li>Fast response: Sensing components and image processing algorithms are able to capture and calculate motion information in real time.<\/li>\n\n\n\n<li>Low power consumption: The light emitting and sensing components have low power consumption, making them suitable for portable devices.<\/li>\n\n\n\n<li>Compact design: The focusing lens is integrated directly into the sensing assembly, reducing the overall thickness of the module.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/xinhepowersupply.com\/wp-content\/uploads\/2025\/01\/C30-3.jpg\"  class=\"wp-image-1459\" srcset=\"https:\/\/xinhepowersupply.com\/wp-content\/uploads\/2025\/01\/C30-3.jpg 800w, https:\/\/xinhepowersupply.com\/wp-content\/uploads\/2025\/01\/C30-3-300x300.jpg 300w, https:\/\/xinhepowersupply.com\/wp-content\/uploads\/2025\/01\/C30-3-100x100.jpg 100w, https:\/\/xinhepowersupply.com\/wp-content\/uploads\/2025\/01\/C30-3-600x600.jpg 600w, https:\/\/xinhepowersupply.com\/wp-content\/uploads\/2025\/01\/C30-3-150x150.jpg 150w, https:\/\/xinhepowersupply.com\/wp-content\/uploads\/2025\/01\/C30-3-768x768.jpg 768w, https:\/\/xinhepowersupply.com\/wp-content\/uploads\/2025\/01\/C30-3-75x75.jpg 75w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" title=\"Optical trackball module working principle\u63d2\u56fe1\" alt=\"Optical trackball module working principle\u63d2\u56fe1\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Overall workflow<\/h2>\n\n\n\n<p>The user rolls the trackball.<br>The light-emitting component illuminates the surface of the trackball, creating reflected light.<br>The reflected light is focused to the sensing component through a focusing lens.<br>The sensing component analyzes changes in the reflected light and detects the motion of the trackball.<br>The motion information is converted into an electrical signal and output to the device.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Trackball movement<\/h2>\n\n\n\n<div class=\"wp-block-media-text has-media-on-the-right is-stacked-on-mobile\"><div class=\"wp-block-media-text__content\">\n<p>The user scrolls the trackball with their fingers. The surface of the trackball usually has a specific texture or pattern to enhance the reflection of light<\/p>\n<\/div><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"926\" height=\"868\" src=\"https:\/\/xinhepowersupply.com\/wp-content\/uploads\/2025\/02\/\u6839\u636e\u63cf\u8ff0\u753b\u56fe-1.png\"  class=\"wp-image-1746 size-full\" srcset=\"https:\/\/xinhepowersupply.com\/wp-content\/uploads\/2025\/02\/\u6839\u636e\u63cf\u8ff0\u753b\u56fe-1.png 926w, https:\/\/xinhepowersupply.com\/wp-content\/uploads\/2025\/02\/\u6839\u636e\u63cf\u8ff0\u753b\u56fe-1-600x562.png 600w, https:\/\/xinhepowersupply.com\/wp-content\/uploads\/2025\/02\/\u6839\u636e\u63cf\u8ff0\u753b\u56fe-1-300x281.png 300w, https:\/\/xinhepowersupply.com\/wp-content\/uploads\/2025\/02\/\u6839\u636e\u63cf\u8ff0\u753b\u56fe-1-768x720.png 768w\" sizes=\"auto, (max-width: 926px) 100vw, 926px\" title=\"Optical trackball module working principle\u63d2\u56fe2\" alt=\"Optical trackball module working principle\u63d2\u56fe2\" \/><\/figure><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Signal conversion and output<\/h2>\n\n\n\n<p>The sensing component converts the detected motion information into an electrical signal.<br>These electrical signals are transmitted to the main control chip, which is further processed and converted into input signals that can be recognized by a computer or device (e.g., cursor movement, scrolling operation, etc.).<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Based on optical sensing technology, input operation is [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1480,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1,7],"tags":[28,29,112,115,113],"class_list":["post-1741","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news-2","category-technology-sharing-news-2","tag-trackball-manufacturer","tag-trackball-precision","tag-112","tag-115","tag-113"],"_links":{"self":[{"href":"https:\/\/xinhepowersupply.com\/index.php?rest_route=\/wp\/v2\/posts\/1741","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/xinhepowersupply.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/xinhepowersupply.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/xinhepowersupply.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/xinhepowersupply.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1741"}],"version-history":[{"count":2,"href":"https:\/\/xinhepowersupply.com\/index.php?rest_route=\/wp\/v2\/posts\/1741\/revisions"}],"predecessor-version":[{"id":1755,"href":"https:\/\/xinhepowersupply.com\/index.php?rest_route=\/wp\/v2\/posts\/1741\/revisions\/1755"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/xinhepowersupply.com\/index.php?rest_route=\/wp\/v2\/media\/1480"}],"wp:attachment":[{"href":"https:\/\/xinhepowersupply.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1741"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xinhepowersupply.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1741"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xinhepowersupply.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1741"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}