| 摘要 |
PROBLEM TO BE SOLVED: To provide a terminal device which notifies a terminal device user of occurrence of operation such as an incoming call, without increasing power consumption. SOLUTION: The terminal device comprises a member constituted of a material of which the appearance is changed at least in a part in accordance with a factor caused by the operation of the terminal device, and the operation is reported by the change in the appearance. COPYRIGHT: (C)2009,JPO&INPIT
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