US Patent No. 10,169,637

ON-SCREEN OPTICAL FINGERPRINT CAPTURE FOR USER AUTHENTICATION


Patent No. 10,169,637
Issue Date January 01, 2019
Title On-screen Optical Fingerprint Capture For User Authentication
Inventorship Hae-Jong Seo, San Jose, CA (US)
John Wyrwas, Mountain View, CA (US)
Assignee Qualcomm Incorporated, San Diego, CA (US)

Claim of US Patent No. 10,169,637

1. A method comprising:receiving an image of a fingerprint captured by a camera, the image of the fingerprint being based on light reflected from a fingertip and propagated within a glass layer of a display assembly;
determining feature information from the captured image of the fingerprint;
reducing the amount of feature information through a quantization of the feature information;
generating a histogram associated with the captured image based on the reduced amount of feature information; and
authenticating a user based on the histogram.