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. 12, 2008
Filed:
Apr. 25, 2001
Applicants:
Osamu Koshiba, Ibaraki, JP;
Satoru Yamauchi, Tsukuba, JP;
Inventors:
Osamu Koshiba, Ibaraki, JP;
Satoru Yamauchi, Tsukuba, JP;
Assignee:
Texas Instruments Incorporated, Dallas, TX (US);
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/66 (2006.01); H04N 7/12 (2006.01); H04N 7/26 (2006.01);
U.S. Cl.
CPC ...
Abstract
Preprocessing for motion-compensated video encoding such as MPEG includes lowpass filtering, temporal () and/or spatial (), locally per pixel in response to motion vector analysis and prediction error () and temporal change (). This de-emphasizes image areas of rapid change which corresponds to human perception de-emphasis.