Engineers from the Paul G. Allen School of Computer Science & Engineering at the University of Washington in Seattle are working on a cellphone that can operate without sourcing energy from a battery. How does that work? Find out more in their video below.
Most certainly we are talking about a basic device here with a focus on making and receiving phone calls, but still, the idea of a portable device that does not require to be charged to operate is intriguing.
People involved: Vamsi Talla, Bryce Kellogg, Sam Crow, Wu Meiling, Shyam Gollakota and Joshua R. Smith
YouTube: Battery-free Cellphone
Photo credit: Paul G. Allen School of Computer Science & Engineering