| 摘要 |
PROBLEM TO BE SOLVED: To make an incoming call history available for registration of telephone directory data and to prevent in advance telephone number data in the incoming call history from being deleted unintentionally. SOLUTION: A portable telephone set is provided with a memory dial function for the user to register and store telephone directory data, an incoming call history storage function that stores telephone number data of an opposite party of an incoming call, a dial history storage function that stores dialed telephone number data, and a recording function that records and reproduces a reply message in the automatic answering telephone mode, a message and a voice signal during a speech, and also a function that utilizes telephone number data in the incoming call history or the dial history and registers the data to a memory dial. When a prescribed key is operated in a mode to confirm the incoming call history (S4; Y), a control circuit locks displayed telephone number data as a condidate for register in the memory dial (S5). In this case, voice data picked up by a microphone are stored as voice memory information (S7). At registration, the voice memo information is reproduced (S11).
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