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:
Nov. 22, 2011
Filed:
Apr. 07, 2009
Applicants:
Timothy R. Povlick, San Diego, CA (US);
Jingqiang LI, Austin, TX (US);
Inventors:
Timothy R. Povlick, San Diego, CA (US);
Jingqiang Li, Austin, TX (US);
Assignee:
QUALCOMM Incorporated, San Diego, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04N 9/68 (2006.01);
U.S. Cl.
CPC ...
Abstract
In a particular embodiment, a method is disclosed that includes illuminating an opaque mask having a plurality of holes formed therein, each hole of the plurality of holes having a predetermined size. The method includes forming a two-dimensional impulse response image of the illuminated opaque mask using a camera module. The method further includes determining at least one optical characteristic of the camera module based on the two-dimensional impulse response image of the illuminated opaque mask.