UW News
Qifan Pu
June 4, 2013
Wi-Fi signals enable gesture recognition throughout entire home
![A hand gesture changes the TV channel.](https://uw-s3-cdn.s3.us-west-2.amazonaws.com/wp-content/uploads/sites/6/2013/06/04194814/wifi-tile-150x150.jpg)
University of Washington researchers have shown it’s possible to leverage Wi-Fi signals around us to detect specific movements without needing sensors on the human body or cameras.