Wireless network can watch your breathing
It’s not easy sleeping with tubes up your nose, but when doctors want to monitor a person’s breathing they have few other choices. A new wireless system promises to do away with intrusive medical technology – but instead it might end up being used as a surveillance tool to track people’s movements and activities behind closed doors.
While testing some new equipment, Neal Patwari of the University of Utah in Salt Lake City and colleagues noticed variations in wireless signal strength triggered by a person’s breathing, but only at certain locations around the room. S
September 27, 2011
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Posted by Elijah Kellett
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