| 摘要 |
PROBLEM TO BE SOLVED: To originate data for specifying a caller with a caller telephone number to communication terminal equipment on a receiving side and to display data for specifying the caller telephone number and the caller person to the communication terminal equipment on the receiving side. SOLUTION: The communication terminal equipment capable of informing the receiving side of the data for specifying the caller through a transmission line before communication has a control means 10 for transmitting the data for specifying the caller with the caller's telephone number to the communication terminal equipment on the receiving side in response to operation by an input means 18 at the time of calling.
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