| 摘要 |
PURPOSE:To execute quickly and safely a price payment among each telephone user by utilizing a charging function of a telephone utilization charge, which a telephone switching device has. CONSTITUTION:As for a telephone charge, a counting signal of the time of a call of a counter 5 is stored in a charging file 6 by a charging control part 4 in accordance with a distance. In case a user of a telephone set 1 pays a price of communication sales, etc. to a user of a telephone set 3, when a signal for showing a use of a paying function and an amount of money is inputted, a paying signal separating part 7 separates the signal. Subsequently, a charging signal (a user's telephone number, the data and hour, an amount of money, a telephone number of the other party, etc.) is generated by a charging signal generating part 8, a paying-in signal is generated by the charging file 6 through the charging control part 4, and a paid-in amount is accumulated in a user's area (account) of the telephone set 3 of a paying-in file 11 by a paying-in control part 10.
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