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:
Sep. 20, 2011
Filed:
Oct. 10, 2007
Jae-hyun Kwon, Yongin-si, KR;
Seong-deok Lee, Suwon-si, KR;
Dae-su Chung, Seoul, KR;
Won-hee Choe, Gyeongju-si, KR;
Young-jin Yoo, Guri-si, KR;
Jae-hyun Kwon, Yongin-si, KR;
Seong-deok Lee, Suwon-si, KR;
Dae-su Chung, Seoul, KR;
Won-hee Choe, Gyeongju-si, KR;
Young-jin Yoo, Guri-si, KR;
Samsung Electronics Co., Ltd., Suwon-Si, KR;
Abstract
Provided is an apparatus and method for enhancing an image by optimizing exposure and grayscale. The apparatus includes a component-extracting unit separating luminance signals and color signals from input image signals; a luminance-enhancing unit enhancing the luminance of the luminance signals; and a contrast-enhancing unit dividing the luminance signal having the enhanced luminance into one or more local areas, and enhancing the contrast of the luminance signal having the enhanced luminance for each local area.