Photo: University of Washington
Researchers at the University of Washington have built the world’s first battery-free mobile phone that can power itself by extracting energy from ambient radio signals and light reports The Express Tribune.
“We’ve built what we believe is the first functioning cellphone that consumes almost zero power,” co-author Shyam Gollakota, an associate professor in the Paul G Allen School of Computer Science & Engineering at the UW told the University of Washington blog.
Click The Express Tribune link for detailed report:
https://tribune.com.pk/story/1453888/researchers-build-worlds-first-battery-free-mobile-phone/