{"id":173837,"date":"2023-11-01T18:34:39","date_gmt":"2023-11-01T18:34:39","guid":{"rendered":"https:\/\/www.techweekmag.com\/?p=173837"},"modified":"2023-11-01T18:34:39","modified_gmt":"2023-11-01T18:34:39","slug":"google-turns-headphones-into-heart-rate-monitors","status":"publish","type":"post","link":"https:\/\/www.stereoindex.com\/tech\/technology\/google-turns-headphones-into-heart-rate-monitors\/","title":{"rendered":"Google turns headphones into heart rate monitors"},"content":{"rendered":"<p>Google has developed technology that turns any headphones with\u00a0<b>an<\/b>\u00a0active noise reduction system into heart rate sensors.\u00a0The technology is called\u00a0<b>APG (Audioplethysmography)<\/b>\u00a0or \u201caudio plethysmograph\u201d.<\/p>\n<p>The idea is to send a low-amplitude ultrasonic signal using the headphone emitters, and then receive the reflected signal back through the built-in microphones.\u00a0The received signal is then converted into heart rate indicators using a special mathematical model.<\/p>\n<p>The company conducted research on the technology on 153 volunteers and received excellent results &#8211; the median deviation of the indicators did not exceed 3.21%.\u00a0The technology works even while listening to music and jogging.\u00a0<b>Google<\/b>\u00a0is currently\u00a0conducting research to test the accuracy of the method when measuring heart rate during severe physical activity.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Google has developed technology that turns any headphones with\u00a0an\u00a0active noise reduction system into heart rate sensors.\u00a0The technology is called\u00a0APG (Audioplethysmography)\u00a0or \u201caudio plethysmograph\u201d. The idea is to send a low-amplitude ultrasonic signal using the headphone emitters, and then receive the reflected signal back through the built-in microphones.\u00a0The received signal is then converted into heart rate indicators [&hellip;] <a class=\"g1-link g1-link-more\" href=\"https:\/\/www.stereoindex.com\/tech\/technology\/google-turns-headphones-into-heart-rate-monitors\/\">More<\/a><\/p>\n","protected":false},"author":10404,"featured_media":173839,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[805],"tags":[779],"class_list":["post-173837","post","type-post","status-publish","format-standard","has-post-thumbnail","category-technology","tag-news"],"acf":[],"amp_enabled":false,"_links":{"self":[{"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/posts\/173837","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/users\/10404"}],"replies":[{"embeddable":true,"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/comments?post=173837"}],"version-history":[{"count":0,"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/posts\/173837\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/media\/173839"}],"wp:attachment":[{"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/media?parent=173837"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/categories?post=173837"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/tags?post=173837"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}