| 摘要 |
PROBLEM TO BE SOLVED: To provide a mobile communication terminal with excellent portability whereby a user performs stable key entry operations at high speed while viewing operation keys. SOLUTION: The mobile communication terminal has front keys 2 and a front display device 3 located at the front side of the terminal, and rear keys and a rear display device located at the rear side, each key of the front keys 2 being respectively used for entering a plurality of symbols, and the number of the rear keys being more than the number of the front keys 2. COPYRIGHT: (C)2004,JPO&NCIPI
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