| 摘要 |
PROBLEM TO BE SOLVED: To easily visually recognize that a user operates an input key. SOLUTION: A mobile phone 1 comprises at least one input key 4 for accepting an instruction input or an information input. A light emitting body 9 that is emitted by operating the input key 4, is provided and when the input key 4 is operated, in response to that operation, the light emitting body 9 is controlled by a control unit (control means). COPYRIGHT: (C)2007,JPO&INPIT
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