| 摘要 |
PURPOSE:To secure a safety operation and at the same time realize an effective utilization of the radio channel, by giving an incoming control through the exchange station to the subscriber whose working state is registered. CONSTITUTION:The signal indicating the state under operation and transmitted from the mobile station 1 is stored into the memory device 5 of the mobile exchange staion 8 via the radio base station 3 and the control station 7 each. Then when the general telephone subscriber 15-1 has a call to the station 1, the aural device 6 is connected to the subscriber 15-1 after the control unit 4 of the station 8 confirmed the register of the station 1. And the station 1 gives an information showing that it is impossible to answer, and at the same time the number of the subscriber 15-1 is stored at 5. After this, the subscriber 15-1 is connected to the station 1 under the control of the unit 4 when the station 1 gives a request of connection to the station 8. |
