EEVblog #945 - Thermal Powered Smartwatches Are GIMMICKS!
Thermal powered smartwates are nothing more than gimmicks.
Dave runs the numbers on the Matrix Powerwatch from Indieigogo.
Also some exercise testing shows up an unusual and undesired effect when using thermoelectric generators on your wrist.
Thunderf00t's video: https://www.youtube.com/watch?v=zj3hJSlK3Nk
Bluetooth Power Consumption Application Note: http://www.ti.com/lit/an/swra347a/swra347a.pdf
The Peltier effect TEG used in the experiment: http://www.cui.com/product/resource/cp85.pdf
The Wurth Energy Harvesting Kit:
http://www.we-online.com/web/en/electronic_components/produkte_pb/demoboards/energy_harvesting/energy_harvesting.php
Forum: http://www.eevblog.com/forum/blog/eevblog-945-thermal-powered-smartwatches-are-gimmicks/
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