Portable electronic access controlled system for parking meters or the like
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United States of America Patent
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Jan 11, 1994
Grant Date -
N/A
app pub date -
Aug 27, 1992
filing date -
Sep 3, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An electronic system of the type comprising: at least one portable device comprising an electronic storage memory; at least one device including a transfer module designed to be coupled temporarily with at least a portable object so as to set up a communication link with the memory, wherein the system comprises a set of specialized portable objects for the access control function and wherein the device comprises two states: a free access state, a controlled access state in which the working of the device is conditional upon the coupling, at least occasionally, of one of the portable objects for access control.
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