Building a Better Battery
Posted in: Mobile & Wireless at 03/02/2014 12:27
The next breakthrough smartphone, or maybe the one after that, might not have a traditional battery as its sole source of power. Instead, it could pull energy from the air or power itself through television, cellular or Wi-Fi signals.
Engineers at Apple even tried for many years to build a smarter battery by adding solar charging to iPhones and iPods, a former Apple executive said. And they have continued to experiment with solar charging, two people who work at the company said.