{"id":4204,"date":"2019-10-09T09:27:05","date_gmt":"2019-10-09T09:27:05","guid":{"rendered":"https:\/\/www.beaconzone.co.uk\/blog\/?p=4204"},"modified":"2019-10-09T09:27:07","modified_gmt":"2019-10-09T09:27:07","slug":"using-beacons-for-race-timing","status":"publish","type":"post","link":"https:\/\/www.beaconzone.co.uk\/blog\/using-beacons-for-race-timing\/","title":{"rendered":"Using Beacons for Race Timing"},"content":{"rendered":"\n<p>There&#8217;s novel recent research on <a rel=\"noreferrer noopener\" aria-label=\"City Marathon Active Timing System Using Bluetooth Low Energy Technology (opens in a new tab)\" href=\"https:\/\/www.mdpi.com\/2079-9292\/8\/2\/252\/htm\" target=\"_blank\">City Marathon Active Timing System Using Bluetooth Low Energy Technology<\/a> by Chun-I Sun, Jung-Tang Huang, Shih-Chi Weng and Meng-Fan Chien of Taiwan.<\/p>\n\n\n\n<p>The authors discuss the use of beacons vs RFID and create a system using Received Signal Strength Indicator RSSI and gateways connected to detector mats:<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"582\" src=\"https:\/\/www.beaconzone.co.uk\/blog\/wp-content\/uploads\/2019\/10\/electronics-08-00252-g004-1024x582.png\" alt=\"\" class=\"wp-image-4206\" srcset=\"https:\/\/www.beaconzone.co.uk\/blog\/wp-content\/uploads\/2019\/10\/electronics-08-00252-g004-1024x582.png 1024w, https:\/\/www.beaconzone.co.uk\/blog\/wp-content\/uploads\/2019\/10\/electronics-08-00252-g004-300x170.png 300w, https:\/\/www.beaconzone.co.uk\/blog\/wp-content\/uploads\/2019\/10\/electronics-08-00252-g004-768x436.png 768w, https:\/\/www.beaconzone.co.uk\/blog\/wp-content\/uploads\/2019\/10\/electronics-08-00252-g004-1200x682.png 1200w\" sizes=\"(max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"578\" src=\"https:\/\/www.beaconzone.co.uk\/blog\/wp-content\/uploads\/2019\/10\/electronics-08-00252-g010-1024x578.png\" alt=\"\" class=\"wp-image-4207\" srcset=\"https:\/\/www.beaconzone.co.uk\/blog\/wp-content\/uploads\/2019\/10\/electronics-08-00252-g010-1024x578.png 1024w, https:\/\/www.beaconzone.co.uk\/blog\/wp-content\/uploads\/2019\/10\/electronics-08-00252-g010-300x169.png 300w, https:\/\/www.beaconzone.co.uk\/blog\/wp-content\/uploads\/2019\/10\/electronics-08-00252-g010-768x433.png 768w, https:\/\/www.beaconzone.co.uk\/blog\/wp-content\/uploads\/2019\/10\/electronics-08-00252-g010-1200x677.png 1200w\" sizes=\"(max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/figure>\n\n\n\n<p>Beacons are carried by athletes. The gateways sync their times via NTP and send data up to a MongoDB database:<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"476\" src=\"https:\/\/www.beaconzone.co.uk\/blog\/wp-content\/uploads\/2019\/10\/electronics-08-00252-g001-1024x476.png\" alt=\"\" class=\"wp-image-4205\" srcset=\"https:\/\/www.beaconzone.co.uk\/blog\/wp-content\/uploads\/2019\/10\/electronics-08-00252-g001-1024x476.png 1024w, https:\/\/www.beaconzone.co.uk\/blog\/wp-content\/uploads\/2019\/10\/electronics-08-00252-g001-300x139.png 300w, https:\/\/www.beaconzone.co.uk\/blog\/wp-content\/uploads\/2019\/10\/electronics-08-00252-g001-768x357.png 768w, https:\/\/www.beaconzone.co.uk\/blog\/wp-content\/uploads\/2019\/10\/electronics-08-00252-g001-1200x557.png 1200w\" sizes=\"(max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/figure>\n\n\n\n<p>An accuracy of \u00b1156 ms was achieved which compares well to the nearest second used to generally record times and resolution accuracy of  0.1s for commercial transponder timing systems.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>There&#8217;s novel recent research on City Marathon Active Timing System Using Bluetooth Low Energy Technology by Chun-I Sun, Jung-Tang Huang, Shih-Chi Weng and Meng-Fan Chien of Taiwan. The authors discuss the use of beacons vs RFID and create a system using Received Signal Strength Indicator RSSI and gateways connected to detector mats: Beacons are carried &hellip; <a href=\"https:\/\/www.beaconzone.co.uk\/blog\/using-beacons-for-race-timing\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Using Beacons for Race Timing&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[32,259,44],"tags":[],"_links":{"self":[{"href":"https:\/\/www.beaconzone.co.uk\/blog\/wp-json\/wp\/v2\/posts\/4204"}],"collection":[{"href":"https:\/\/www.beaconzone.co.uk\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.beaconzone.co.uk\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.beaconzone.co.uk\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.beaconzone.co.uk\/blog\/wp-json\/wp\/v2\/comments?post=4204"}],"version-history":[{"count":4,"href":"https:\/\/www.beaconzone.co.uk\/blog\/wp-json\/wp\/v2\/posts\/4204\/revisions"}],"predecessor-version":[{"id":4214,"href":"https:\/\/www.beaconzone.co.uk\/blog\/wp-json\/wp\/v2\/posts\/4204\/revisions\/4214"}],"wp:attachment":[{"href":"https:\/\/www.beaconzone.co.uk\/blog\/wp-json\/wp\/v2\/media?parent=4204"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.beaconzone.co.uk\/blog\/wp-json\/wp\/v2\/categories?post=4204"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.beaconzone.co.uk\/blog\/wp-json\/wp\/v2\/tags?post=4204"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}