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. 23, 2011
Filed:
Oct. 19, 2006
Young-jin Yoo, Guri-si, KR;
Ho-young Lee, Suwon-si, KR;
Du-sik Park, Suwon-si, KR;
Seong-deok Lee, Suwon-si, KR;
Seung-sin Lee, Yongin-si, KR;
Young-jin Yoo, Guri-si, KR;
Ho-young Lee, Suwon-si, KR;
Du-sik Park, Suwon-si, KR;
Seong-deok Lee, Suwon-si, KR;
Seung-sin Lee, Yongin-si, KR;
Samsung Electronics Co., Ltd., Suwon-si, KR;
Abstract
An apparatus and a method for reducing noise from an image sensor are provided. The apparatus includes a noise-estimation unit which estimates a noise level representing an image frame expressed as a component in a color space, a filter-strength-calculation unit which determines filter strength based on the estimated noise level, and a filter-application unit which filters pixels constituting the image frame according to the determined filter strength.