| 摘要 |
PROBLEM TO BE SOLVED: To permit a user to confirm the toll amount till present by calculating the toll rate of a reception terminal station till present based on rate calculation data and transmitting information obtained by adding identification information of the reception terminal station to the calculated toll rate as digital broadcast data. SOLUTION: An identification code, an inquiry command code and toll rate calculation data are sent to a toll rate management device 32 from the prescribed reception terminal station through a communication management device 31. The toll rate of the reception terminal station till present is calculated and the rate information is generated based on data. The identification code of the reception terminal station is added to generated the rate information and it is sent to an added information encoding device 23. Toll rate information to which the identification code is added is multiplexed with a sound signal and they are transmitted. The reception terminal station stores the rate information to which the self.identification code is added in RAM and it is displayed on a display device with the input of a toll rate display command. |
