| 摘要 |
PURPOSE:To make easy the identification of charging band of common subscribers and exchangers of mobile station, by performing the identification of charging band of public telephone set of mobile station in the mobile communication system and using the charging band identification signal as the exchanger connection control signal of mobile station. CONSTITUTION:The outgoing signal from the public telephone set 1a of mobile station is connected to the exchange connection and control trunk 1e with the control of the link 1h and transmitted to the exchange connection and control trunk 4b of the control station via the transceiver 1c and transceiver 2c of the base station. Further, the signal required for the charging band identification out of the dial signals received and stored in the register 4e is transmitted and extended at the translator 4f and the charging band is decided with the unit 4g. When the final dial signal is received at the register 4e, the unit 4i confirms the charging band identification information and the final digit information and they are transmitted to the mobile station as the connection and control signal 4h. At the mobile station, the charging pulse generator 1g is started and the charging pulse is fed to the telephone set 1a. |
