| 摘要 |
An arrangement in an apparatus, particularly a telephone, the operation of which is on the basis of a memory card or a smart card inserted into the apparatus, the apparatus including means for checking the identification data of the card and for activating the desired function of the apparatus after the acceptance of the data. The apparatus includes a memory unit in which the checked and accepted identification data are recorded in connection with registration into the system. The apparatus also includes a timer and comparison means which, on the basis of the output signal of the timer, compare the identification data of the card with the identification data recorded in the memory unit, and thus cause the operation to be terminated in the event that the compared identification data are not mutually identical.
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