| 摘要 |
PURPOSE:To eliminate the need for Yen100 coin storing process at a channel trunk by storing the coin store information into a public telephone set and starting the telephone set to receive said information when necessary to simplify the trunk operation. CONSTITUTION:A public telephone set 1 contains a telephone circuit part 11, a coin store information storage part 12 and a coin information transmitting part 13. While an intra-office device 2 includes a trunk circuit part 21 connected to a trunk 6 and a register 4, a start signal transmitting part 22 and a coin store information receiving part 23. When the part 11 receives a coin store indicating signal, the store information on the stored coins is sent to a storage part 12. Then the coin store information is stored to the part 12 in response to the store indicating signal sent from an outgoing trunk 3 corresponding to the calling time. Then a connection marker 5 is started when the device 2 requires the information for connection of the telephone set 1. The part 22 transmits a start signal to start the part 13, and the coin store information stored in the part 12 is received by the part 23. |
