Fraud-proof identification system
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United States of America Patent
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Mar 17, 1998
Issued Date -
N/A
app pub date -
Feb 18, 1997
filing date -
Mar 10, 1992
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A fraud-proof identification system is provided with a point-to-point in focus imaging system preferably a line tracking arrangement for imaging skin profiles particularly of the thumb-top which contains relatively many continuous lines and avoids mental association with criminal finger print actions. Characteristics from skin profiles, preferably mutual line distances progressively measured along a selected skin line are compared with such information stocked in the system in order to discriminate upon authorization. A line tracking system is preferably provided with a servo-mechanism, a control signal of which acting as measuring signal.
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