Designer Liu Hsiang-Ling considers that the window orang2 calling them to take better signal reception. Phone Sticker has a solar panel on the rear. Slightly curved shape so the device will be attached to the window to charge.
Aleksandr Mukomelov Designer creates, the concept of a thin, sleek mobile phone dg two touch screens. One is the traditional screen and the second is a flexible OLED screen taut as you unroll it. This phone is coated with nano photo-sensitive material that converts sunlight into energy.
Designer Mikhail Stawsky come with Mobile Mechanical, cellular phone which can be recharged by playing on your finger.