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. 02, 2010

Filed:

Feb. 14, 2006
Applicants:

Hyung-jun Lim, Gyeonggi-do, KR;

Sung-cheol Park, Seoul, KR;

Jae-hong Park, Gyeonggi-do, KR;

Kyoung-mook Lim, Gyeonggi-do, KR;

Heo-jin Byeon, Gyeonggi-do, KR;

Jae-hong Park, Seoul, KR;

Inventors:

Hyung-Jun Lim, Gyeonggi-do, KR;

Sung-Cheol Park, Seoul, KR;

Jae-Hong Park, Gyeonggi-do, KR;

Kyoung-Mook Lim, Gyeonggi-do, KR;

Heo-Jin Byeon, Gyeonggi-do, KR;

Jae-Hong Park, Seoul, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 9/74 (2006.01); H04N 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A circuit for reducing cross-color artifacts in video data can include three luminance/chrominance (Y/C) separator circuits each configured to provide sets of chrominance coordinates based on a respective three contiguous composite video frames. A first circumcircle calculator circuit is coupled to the three Y/C separator circuits and is configured to provide a circumcircle for a set of chrominance coordinates corresponding to the first, second and third contiguous composite video frames. A second circumcircle calculator circuit is coupled to the three Y/C separator circuits and is configured to provide a circumcircle for a set of chrominance coordinates corresponding to the second and third contiguous composite video frames and a fourth contiguous composite video frame. Related methods and computer program products are also disclosed.


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