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:
Jan. 02, 2018
Filed:
Jun. 23, 2015
Applicant:
Hong Kong Applied Science and Technology Research Institute Company Limited, Hong Kong, HK;
Inventor:
Cheung Ming Lai, Hong Kong, HK;
Assignee:
Hong Kong Applied Science and Technology Research, Hong Kong, HK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/40 (2006.01); G06K 9/46 (2006.01); G06K 9/52 (2006.01); H04N 1/60 (2006.01); H04N 5/208 (2006.01); H04N 9/70 (2006.01);
U.S. Cl.
CPC ...
G06K 9/4661 (2013.01); G06K 9/4652 (2013.01); G06K 9/52 (2013.01); G06K 9/527 (2013.01); H04N 1/6058 (2013.01); H04N 5/208 (2013.01); H04N 9/70 (2013.01);
Abstract
The present invention relates to image processing. More particularly, the present invention provides methods for efficient image decolorization and color image enhancement. The methods of the present invention comprise decolorization in frequency domain, adaptive brightness control for an enhanced grayscale image and color image enhancement. The present invention is able to improve sharpness and fine details in both enhanced grayscale and color images.