| 摘要 |
PURPOSE:To release a telephone set user from the trouble of radial and the memory of a subscriber telephone number by writing dial information dialed by a subscriber into magnetic card and reading the dial information by a telephone set. CONSTITUTION:When a magnetic card 7 is inputted from a card unit part 4, first, a control part 5 discriminates whether the card is a calling card in which frequency data are written or a subscriber card in which frequency data are written and a subscriber telephone number can be written. When it is discriminated that the card is a subscriber card and the button (*) of a telephone set 1 is pushed down, the subscriber telephone number stored in the subscriber card is extracted and this number is sent automatically to an exchange 6 through a calling part 2. On the other hand, when the button (*) is not pushed down, the telephone number inputted by dial operation is sent to the exchange 6 through the calling part 2 and the telephone number is stored in the subscriber card.
|
