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:
Oct. 04, 2016
Filed:
Feb. 23, 2015
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Kentaro Matsumoto, Osaka, JP;
Haruo Yamashita, Osaka, JP;
Abstract
An image processing method includes: (a) generating coefficients for a reduced image, using a predetermined relation; and (b) expanding the coefficients for the reduced image to coefficients for an original image, and correcting pixel values of the original image, wherein in step (b), expansion processing of expanding coefficients from coefficients corresponding to a first image to coefficients corresponding to a second image is performed on the coefficients corresponding to the reduced image, and step (b) further includes limiting, to a limit range according to the predetermined relation, at least one of a coefficient corresponding to the second image in the expansion processing or a corrected pixel value of the original image.