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:
Jul. 24, 2012
Filed:
Aug. 18, 2009
David Zhang, Hong Kong, HK;
Guangming LU, Hong Kong, HK;
Zhenhua Guo, Hong Kong, HK;
Nan Luo, Hong Kong, HK;
David Zhang, Hong Kong, HK;
Guangming Lu, Hong Kong, HK;
Zhenhua Guo, Hong Kong, HK;
Nan Luo, Hong Kong, HK;
The Hong Kong Polytechnic University, Hung Hom, Kowloon, HK;
Abstract
A method of personal identification includes switching between visible and near infrared light, acquiring palmprint image and palm vein image from a person under the visible and the near infrared light, extracting sub-images from the palmprint image and the palm vein image based on a region of interest, extracting multiple features from the sub-images, and matching the extracted multiple features with stored information in a database to authenticate the person.