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.

Date of Patent:
Mar. 03, 2015

Filed:

Sep. 04, 2007
Applicants:

Jae-han Jung, Seoul, KR;

Dong-soo Koo, Suwon-si, KR;

Sung-hee Kim, Seoul, KR;

Inventors:

Jae-han Jung, Seoul, KR;

Dong-soo Koo, Suwon-si, KR;

Sung-hee Kim, Seoul, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 5/00 (2011.01); H04N 9/77 (2006.01); H04N 9/64 (2006.01); H04N 9/78 (2006.01);
U.S. Cl.
CPC ...
H04N 9/646 (2013.01); H04N 9/78 (2013.01);
Abstract

Disclosed are an image quality improvement device and method. The image quality improvement device includes a filter which separates an input video signal into a luminance signal and a chrominance signal, and a noise reduction unit which detects a motion in the input video signal by using the luminance signal separated by the filter, and thereby performing different filtering operations according to the existence of the motion.


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