| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an input device for efficiently converting vibration into energy. Ž<P>SOLUTION: The input device includes a plurality of keys which are depressed by a user and a diaphragm which vibrates while coming in contact with the depressed key, when any of the plurality of keys is depressed. The diaphragm is arranged so that the vibration can be directly transmitted to a power generator. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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