| 摘要 |
PURPOSE:To make it possible to perform a caller selecting response by a terminating subscriber and to recall from the terminating subscriber side, by devising so that the originating line terminal No. can be confirmed in course of calling by the terminating line terminal. CONSTITUTION:When a call has come to be incoming trunk 2 from the origninating station, the terminating line terminal No. is received and translated by the outgoing selective connection control device, and the corresponding line circuit 3 is selected. On the other hand, the originating line terminal No. receiving device 4 receives the calling line terminal No. from the originating station. The calling control device 5 extracts the originating subscriber No. from the originating line terminal No. receiving device 4, and transmits it through the line circuit 3 to the originating line terminal No. receiving display device 8 which is connected additionally to the terminating line terminal 7. The originating line terminal No. receiving display device 8 stores and displays the originating line terminal No. After that, a bell exciting signal from the bell exciting signal generating device 6 is transmitted to the terminating line terminal 7. |
