| 摘要 |
PROBLEM TO BE SOLVED: To provide a portable communication terminal mountable with an optional unit thereon with an interface easy to use. SOLUTION: The portable communication terminal comprises a case, a display 6 arranged on the front face of the case, and an operating section A for user input which is also arranged on the front face of the case. An attachment section 4 mountable with the optional unit 3 thereto is formed between the display 6 and the operating section A on the front face of the case, to provide a user with the interface easy to use when the user operates the communication terminal while holding it. COPYRIGHT: (C)2004,JPO
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