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. 25, 2014
Filed:
Dec. 02, 2010
Onur C. Hamsici, San Diego, CA (US);
Yuriy Reznik, San Diego, CA (US);
John Hong, San Diego, CA (US);
Sundeep Vaddadi, San Diego, CA (US);
Chong U. Lee, San Diego, CA (US);
Onur C. Hamsici, San Diego, CA (US);
Yuriy Reznik, San Diego, CA (US);
John Hong, San Diego, CA (US);
Sundeep Vaddadi, San Diego, CA (US);
Chong U. Lee, San Diego, CA (US);
QUALCOMM Incorporated, San Diego, CA (US);
Abstract
A method for generating a feature descriptor is provided. A set of pre-generated sparse projection vectors is obtained. A scale space for an image is also obtained, where the scale space having a plurality scale levels. A descriptor for a keypoint in the scale space is then generated based on a combination of the sparse projection vectors and sparsely sampled pixel information for a plurality of pixels across the plurality of scale levels.