Wednesday, July 12, 2017

First battery-free cellphone makes calls by harvesting ambient power

07/12/2017 10:39 AM EDT

battery-free cellphone

University of Washington engineers have designed the first battery-free cellphone that can send and receive calls using only a few microwatts of power, which it harvests from ambient radio signals or light. It's a major step forward in moving beyond chargers, cords and dying phones.


Full story at http://www.washington.edu/news/2017/07/05/first-battery-free-cell-phone-makes-calls-by-harvesting-ambient-power/

Source
University of Washington


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