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.:

US 8369619 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 05, 2013

Filed:

Nov. 12, 2009
Applicants:

Jong-sun Kim, Suwon-si, KR;

Seung-hun Kim, Suwon-si, KR;

Inventors:

Jong-sun Kim, Suwon-si, KR;

Seung-hun Kim, Suwon-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An apparatus and method of correcting skin color in an image is disclosed. The method may include extracting skin colors; analyzing the extracted skin colors to calculate axes of a different vector space; transforming the extracted skin colors to the different vector space; using the result of the transformed skin colors to identify a color from an input image as a skin color; and correcting the color identified as a skin color. The different vector space may be a principal components analysis (PCA) vector space. Extracting skin colors may include detecting a face region as a skin region in an input image and extracting skin colors from the face region. A lookup table be generated according to the result of projecting the skin colors to fewer dimensions of the different vector space. Extracting skin colors may include extracting colors from a training image of skin colors.


Find Patent Forward Citations

Kim, Jong-sun. (2013). Method and apparatus for skin color correction and digital photographing apparatus using both (U.S. Patent No. 8369619). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8369619

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