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:
Jan. 29, 2008
Filed:
Nov. 11, 2003
Applicants:
Keiichi Kuroda, Kyoto, JP;
Tetsuya Itani, Nara, JP;
Inventors:
Keiichi Kuroda, Kyoto, JP;
Tetsuya Itani, Nara, JP;
Assignee:
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 11/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
Using an index indicating the amount of motion and noise in the video image calculated on the basis of the discrepancy pixel numbers of image two fields ago and the present image, the reliability of detection result is obtained and utilized, so as to improve the repeat field detection accuracy and the scene change detection accuracy. Further, adaptive filter accuracy is improved by changing the determination conditions in the determination of the filter to be used. In addition, filter control accuracy is improved by suppressing the filter fluctuation per unit time.