| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a portable input/output device capable of being miniaturized enough to be put in the pocket of clothes in nonuse, and on the other hand, displaying the large amount of characters and images large and quickly inputting the large amount of data at the time of use. SOLUTION: For this input/output device, a first panel 1, a second panel 2 and a third panel 3 are held in the state of being piled up in the order of the first, second and third panels. One end of the first, second and third panels is freely foldably connected with each other. A portable telephone set 10 is constituted at the first panel 1 and a display part is provided on the surface facing the second panel 2. The second panel 2 is at least provided with the display part on one of the surfaces and the third panel 3 is provided with a data input part such as a keyboard or a touch panel on the surface facing the second panel 2.</p> |
