| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a mobile phone which can be operated immediately even after output drop of a battery by enlarging a display part and an input part for improvement of operability. <P>SOLUTION: A mobile phone 1 of this invention is a folded-into-four mobile phone which can be folded and spread like a folded-into-four folding screen and is provided with liquid crystal touch panels 21, 22, 23, and 24 respectively on the display surfaces of first to fourth housings 11, 12, 13, and 14. While the respective housings of the mobile phone 1 are fully opened, character keys of sizes adapted to the sizes of operator's finger are displayed on the liquid crystal touch panels 21, 22, 23, and 24 to improve the operability of input of character information. Furthermore, on the back surfaces of the casings 11, 12, 13, and 14, solar batteries are provided. <P>COPYRIGHT: (C)2013,JPO&INPIT |
