Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Li-Kuo Chiu1
Date of Patent
April 21, 2009
Patent Application Number
11316872
Date Filed
December 27, 2005
Patent Primary Examiner
Patent abstract
A continuous fingerprint image retrieval device includes an electronic product, a finger ball runway provided externally to the electronic product, and a continuous fingerprint sensor disposed in the finger ball runway; an initial protrusion being provided on the surface of the runway at one end of the sensor; multiple scraper ribs being protruded between the initial protrusion and the travel of the sensor; a rising arc runway being disposed at the other end of the continuous fingerprint sensor to scrape water containment and/or fat off the finger ball and to retrieve correct and complete data of fingerprint image.
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