NTT DoCoMo is developing a new type of portable solar panel to charge their FOMA phone. Unlike normal flat solar panel surface, the prototype use spherical silicon material which is able to reduce the material cost and increase efficiency. The solar panel is light weight and will give a flexibility of its shape. Their first prototype is now displayed on the Eco Style Fair tradeshow in Japan. 12/17/2006 9:01:24 PM View images > ---