<?xml-stylesheet type="text/xsl" href="https://community.element14.com/cfs-file/__key/system/syndication/rss.xsl" media="screen"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/" xmlns:wfw="http://wellformedweb.org/CommentAPI/"><channel><title>MagicHat - 6 - Heart beat detection</title><link>/challenges-projects/design-challenges/enchanted-objects/b/blog/posts/magichat---6---heart-beat-detection</link><description>After building the heart beat sensor, it&amp;#39;s time to process the output signal to get the actual heart beat The heart pulse signal that comes out of a photoplethysmograph is an analog fluctuation in voltage, and it has a predictable wave shape...</description><dc:language>en-US</dc:language><generator>Telligent Community 12</generator><item><title>RE: MagicHat - 6 - Heart beat detection</title><link>https://community.element14.com/challenges-projects/design-challenges/enchanted-objects/b/blog/posts/magichat---6---heart-beat-detection</link><pubDate>Thu, 30 Apr 2015 13:37:33 GMT</pubDate><guid isPermaLink="false">93d5dcb4-84c2-446f-b2cb-99731719e767:568807e2-dadf-4a49-af53-92b25e74f451</guid><dc:creator>neilk</dc:creator><slash:comments>0</slash:comments><description>&lt;p&gt;That is great signal processing &lt;span&gt;[View:/resized-image/__size/16x16/__key/commentfiles/f7d226abd59f475c9d224a79e3f0ec07-568807e2-dadf-4a49-af53-92b25e74f451/contentimage_5F00_1.png:16:16]&lt;/span&gt; As I said in my comment on part 5, I worked on pulse plethysmography in 1972 - we had to do all the processing to get a reliable heart rate in electronics.....oh boy!!!!&lt;/p&gt;&lt;img src="https://community.element14.com/aggbug?PostID=20410&amp;AppID=117&amp;AppType=Weblog&amp;ContentType=0" width="1" height="1"&gt;</description></item><item><title>RE: MagicHat - 6 - Heart beat detection</title><link>https://community.element14.com/challenges-projects/design-challenges/enchanted-objects/b/blog/posts/magichat---6---heart-beat-detection</link><pubDate>Sat, 25 Apr 2015 13:47:04 GMT</pubDate><guid isPermaLink="false">93d5dcb4-84c2-446f-b2cb-99731719e767:568807e2-dadf-4a49-af53-92b25e74f451</guid><dc:creator>shabaz</dc:creator><slash:comments>1</slash:comments><description>&lt;p&gt;Hi Ambrogio,&lt;/p&gt;&lt;p&gt;&amp;nbsp;&lt;/p&gt;&lt;p&gt;Very nice! Are these results using the LM324 / TCRT1000 schematics in your previous blog?&lt;/p&gt;&lt;p&gt;The results are really impressive.&lt;/p&gt;&lt;p&gt;Looking forward to seeing the final integration into the project, will it be a clip or something that will connect to the fingertip?&lt;/p&gt;&lt;img src="https://community.element14.com/aggbug?PostID=20410&amp;AppID=117&amp;AppType=Weblog&amp;ContentType=0" width="1" height="1"&gt;</description></item><item><title>RE: MagicHat - 6 - Heart beat detection</title><link>https://community.element14.com/challenges-projects/design-challenges/enchanted-objects/b/blog/posts/magichat---6---heart-beat-detection</link><pubDate>Sat, 18 Apr 2015 08:36:45 GMT</pubDate><guid isPermaLink="false">93d5dcb4-84c2-446f-b2cb-99731719e767:568807e2-dadf-4a49-af53-92b25e74f451</guid><dc:creator>mcb1</dc:creator><slash:comments>0</slash:comments><description>&lt;p&gt;Very detailed work.&lt;/p&gt;&lt;p&gt;&amp;nbsp;&lt;/p&gt;&lt;p&gt;Glad someone knows something about it ....&lt;/p&gt;&lt;p&gt;&amp;nbsp;&lt;/p&gt;&lt;p&gt;Mark&lt;/p&gt;&lt;img src="https://community.element14.com/aggbug?PostID=20410&amp;AppID=117&amp;AppType=Weblog&amp;ContentType=0" width="1" height="1"&gt;</description></item><item><title>RE: MagicHat - 6 - Heart beat detection</title><link>https://community.element14.com/challenges-projects/design-challenges/enchanted-objects/b/blog/posts/magichat---6---heart-beat-detection</link><pubDate>Fri, 10 Apr 2015 13:31:25 GMT</pubDate><guid isPermaLink="false">93d5dcb4-84c2-446f-b2cb-99731719e767:568807e2-dadf-4a49-af53-92b25e74f451</guid><dc:creator>fvan</dc:creator><slash:comments>0</slash:comments><description>&lt;p&gt;That&amp;#39;s very detailed and properly explained. Great post.&lt;/p&gt;&lt;p&gt;&amp;nbsp;&lt;/p&gt;&lt;p&gt;Frederick&lt;/p&gt;&lt;img src="https://community.element14.com/aggbug?PostID=20410&amp;AppID=117&amp;AppType=Weblog&amp;ContentType=0" width="1" height="1"&gt;</description></item><item><title>RE: MagicHat - 6 - Heart beat detection</title><link>https://community.element14.com/challenges-projects/design-challenges/enchanted-objects/b/blog/posts/magichat---6---heart-beat-detection</link><pubDate>Fri, 10 Apr 2015 00:35:33 GMT</pubDate><guid isPermaLink="false">93d5dcb4-84c2-446f-b2cb-99731719e767:568807e2-dadf-4a49-af53-92b25e74f451</guid><dc:creator>clem57</dc:creator><slash:comments>0</slash:comments><description>&lt;p&gt;Do you learn this all online?&lt;/p&gt;&lt;p&gt;Wow,&lt;/p&gt;&lt;p&gt;Clem&lt;/p&gt;&lt;img src="https://community.element14.com/aggbug?PostID=20410&amp;AppID=117&amp;AppType=Weblog&amp;ContentType=0" width="1" height="1"&gt;</description></item><item><title>RE: MagicHat - 6 - Heart beat detection</title><link>https://community.element14.com/challenges-projects/design-challenges/enchanted-objects/b/blog/posts/magichat---6---heart-beat-detection</link><pubDate>Thu, 09 Apr 2015 18:44:33 GMT</pubDate><guid isPermaLink="false">93d5dcb4-84c2-446f-b2cb-99731719e767:568807e2-dadf-4a49-af53-92b25e74f451</guid><dc:creator>DAB</dc:creator><slash:comments>0</slash:comments><description>&lt;p&gt;Very good post.&lt;/p&gt;&lt;p&gt;&amp;nbsp;&lt;/p&gt;&lt;p&gt;I learned a lot about heart beats and how to analyze them.&lt;/p&gt;&lt;p&gt;&amp;nbsp;&lt;/p&gt;&lt;p&gt;DAB&lt;/p&gt;&lt;img src="https://community.element14.com/aggbug?PostID=20410&amp;AppID=117&amp;AppType=Weblog&amp;ContentType=0" width="1" height="1"&gt;</description></item><item><title>RE: MagicHat - 6 - Heart beat detection</title><link>https://community.element14.com/challenges-projects/design-challenges/enchanted-objects/b/blog/posts/magichat---6---heart-beat-detection</link><pubDate>Thu, 09 Apr 2015 18:22:09 GMT</pubDate><guid isPermaLink="false">93d5dcb4-84c2-446f-b2cb-99731719e767:568807e2-dadf-4a49-af53-92b25e74f451</guid><dc:creator>Workshopshed</dc:creator><slash:comments>0</slash:comments><description>&lt;p&gt;This is really useful stuff for people analysing heartbeats or just signals&lt;/p&gt;&lt;img src="https://community.element14.com/aggbug?PostID=20410&amp;AppID=117&amp;AppType=Weblog&amp;ContentType=0" width="1" height="1"&gt;</description></item><item><title>RE: MagicHat - 6 - Heart beat detection</title><link>https://community.element14.com/challenges-projects/design-challenges/enchanted-objects/b/blog/posts/magichat---6---heart-beat-detection</link><pubDate>Wed, 08 Apr 2015 16:02:24 GMT</pubDate><guid isPermaLink="false">93d5dcb4-84c2-446f-b2cb-99731719e767:568807e2-dadf-4a49-af53-92b25e74f451</guid><dc:creator>rohitrangwani</dc:creator><slash:comments>1</slash:comments><description>&lt;p&gt;I think you are using &lt;a class="jive-link-external-small" href="http://pulsesensor.com/" rel="nofollow ugc noopener" target="_blank" title="http://pulsesensor.com/"&gt;http://pulsesensor.com/ &lt;/a&gt; code here.&lt;/p&gt;&lt;p&gt;Are you using same sensor or you have designed something of your own creation?&lt;/p&gt;&lt;p&gt;BTW, overall project looks cool.&lt;/p&gt;&lt;img src="https://community.element14.com/aggbug?PostID=20410&amp;AppID=117&amp;AppType=Weblog&amp;ContentType=0" width="1" height="1"&gt;</description></item></channel></rss>