| 摘要 |
PROBLEM TO BE SOLVED: To display the image of a calling user's face before answering the call. SOLUTION: When a portable telephone 1A calls a portable telephone 1B, an image file for identifying a calling user by a glance at the face, etc., is transmitted from the telephone 1A to a server 37. Before establishing a connection between the telephones 1A and 1B, the file is transmitted from the server 37 to the telephone 1B. Upon reception of the image file by the telephone 1B, an image represented by the image file is displayed. The user of the telephone 1B can recognize who is calling at a glance before answering the incoming call.
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