The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 04, 2020
Filed:
Mar. 27, 2019
Fingerprint Cards Ab, Göteborg, SE;
René Nilsson, Eslöv, SE;
Hans Martinsson, Göteborg, SE;
Fingerprint Cards AB, Gothenburg, SE;
Abstract
The invention relates to an optical biometric imaging device configured to capture an image of an object in contact with an outer surface of the biometric imaging device, the biometric imaging device comprising: an image sensor comprising a photodetector pixel array; a transparent substrate arranged to cover the image sensor; a transmission mask arranged to cover the transparent substrate, wherein the transmission mask comprises a plurality of openings, the openings forming a coded aperture configured to project a coded image of an object in contact with the outer surface of the imaging device onto the image sensor; and image sensor circuitry configured to capture an image corresponding to the coded image projected onto the image sensor.