Proximity identification system with lateral flux paths
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United States of America Patent
Stats
-
Nov 1, 1988
Grant Date -
N/A
app pub date -
Aug 4, 1986
filing date -
Aug 4, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An electrical proximity identification system which has lateral flux. The system has a reader section with a reader antenna which is comprised of a pair of coils. The coils are located in the same plane and are oriented such that when they are energized by radio frequency power, the flux lines travel between the coils in a direction parallel to, but above and below, said plane. The system also has an identifier section with an identifier antenna. The identifier antenna is positioned such that its axis is parallel to the plane and in line with the flux lines.
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