Microsoft Researchers Use Light Beams To Charge Smartphones

angry tapir writes A group of Microsoft researchers has built a prototype charger for smartphones that can scan a room until it locates a mobile device compatible with the system and then charge the handset using a light beam. The researchers say they can achieve efficiency comparable to conventional wired phone chargers. The biggest barrier? Smartphones don't (yet) come with solar panels attached.

Comments

Islam is a cancer

[Anonymous Coward]

and Radiation is the cure