Portable parking meter device and method of operating same

作者: Zvi Ganot

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摘要: A portable parking meter device comprises, in combination, a registering (10) and an exchangeable card (11) to be used conjunction therewith, means provided the for transmitting the card (11), each parking, signals defining tariff associated with parking lot, authority which fee is paid, exact duration of and said storing signals.

参考文章(16)
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Yoshimi Shigenaga, Harumi Nakano, Ic-card system ,(1986)
François Grieu, Frédéric Levy, Time keeping system, particularly for parking meter ,(1988)