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:
Dec. 15, 2020
Filed:
Sep. 30, 2019
Applicant:
Sony Corporation, Tokyo, JP;
Inventors:
Ko-Kai Albert Huang, Cupertino, CA (US);
Ming-Chang Liu, San Jose, CA (US);
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 9/79 (2006.01); H04N 9/64 (2006.01); H04N 7/01 (2006.01); H04N 5/911 (2006.01); H04N 5/21 (2006.01);
U.S. Cl.
CPC ...
H04N 9/7908 (2013.01); H04N 5/211 (2013.01); H04N 5/911 (2013.01); H04N 7/0135 (2013.01); H04N 9/646 (2013.01);
Abstract
Blind legacy video artifact reduction reduces ghost artifacts and Y/C artifacts. Ghost artifacts are reduced using edge correlation and an IIR filter. Y/C artifacts are reduced using frequency domain filtering. The result is much cleaner video content.