US Patent 7653222 Method and device for identity check using frequency analysis

Patent 7653222 was granted and assigned to Precise Biometrics on January, 2010 by the United States Patent and Trademark Office.

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Patent

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Current Assignee

Precise Biometrics

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7653222

Date of Patent

January 26, 2010

Patent Application Number

10513400

Date Filed

May 7, 2003

Patent Primary Examiner

‌

Brian P. Werner

Patent abstract

In a method for use in checking a person's identity, at least part of an image of a fingerprint from the person is transformed so that a representation of a frequency content in said part of the image is obtained. Based on the obtained representation of the frequency content, a frequency code is determined, which contains a predetermined number of frequency code values. A device for carrying out the method is also described.

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