Fingerprinting judging method
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United States of America Patent
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Aug 14, 2001
Grant Date -
N/A
app pub date -
May 11, 2000
filing date -
Mar 5, 1997
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention relates to a method for renewing dictionary image data in a fingerprint identification device, and enables to shorten dictionary identification time and to always keep the dictionary images in the best condition. And, the invention also relates to a dictionary registration and identification method for a fingerprint identification device, by which an identification rate is improved by registering and identifying a plurality of dictionaries. Besides, the invention relates to a method for judging fingerprinting in a fingerprint identification device, by which continuous identification rejections can be prevented. The invention relates to a fingerprinting judging method in a fingerprint identification device, which can prevent misjudgment in fingerprint identification. In a dictionary image renewing method in a fingerprint identification device according to the present invention, match data is provided in respective minutia data to indicate the number of times of matching with an entered fingerprint image, and when pattern matching is performed between all minutia data and entered fingerprint images for a prescribed period, respective minutia data configuring the dictionary data can be arranged in the order from the greater match data.
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