Nokia Targets Mobile Kinetic Energy Charging 65
justice4all writes "Nokia has filed a US patent for a phone charger that harvests kinetic energy. The technology has been used in laptops, PDAs, and GPS receivers, according to Nokia. Essentially, the mobile devices would be powered in part through the movements of their owners."
Prior art (Score:3, Insightful)
Mechanical watches have had auto winding movements for over a century. Seiko have had self charging quartz watches for decades. It seems that any new kinetic charging system would just be an evolution of these.