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. 12, 2008
Filed:
Oct. 14, 2004
Applicants:
Hao-song Kong, Newton, MA (US);
Yao Nie, Newark, DE (US);
Anthony Vetro, Cambridge, MA (US);
Huifang Sun, Billerica, MA (US);
Inventors:
Hao-Song Kong, Newton, MA (US);
Yao Nie, Newark, DE (US);
Anthony Vetro, Cambridge, MA (US);
Huifang Sun, Billerica, MA (US);
Assignee:
Mitsubishi Electric Research Laboratories, Inc., Cambridge, MA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06K 9/40 (2006.01); G06K 9/46 (2006.01); G06K 9/56 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method filters pixels in an image, by first partitioning the image into blocks. Edge block are identified. A variance of an intensity for each pixel in each edge block is determined. Then, each pixel in each edge block is filtered with a filter that is dependant on the variance of the pixel.