| 摘要 |
PROBLEM TO BE SOLVED: To eliminate the need to manually operate a hybrid terminal device for mobile communication having transmitting and receiving functions of different mobile communication systems by a user when the user switches the mobile communication systems based on time band or time according to his or her life style. SOLUTION: This hybrid terminal device for mobile communication has a means for switching a current mobile communication system to a previously set system when a timer reaches previously set time or when the current time coincides with previously set time by providing a setting storage part, and the timer or real-time clock.
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