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:
Mar. 18, 2008
Filed:
Jan. 13, 2005
Applicant:
Dongwei Chen, Sunnyvale, CA (US);
Inventor:
Dongwei Chen, Sunnyvale, CA (US);
Assignee:
National Semiconductor Corporation, Santa Clara, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/08 (2006.01); H04N 5/18 (2006.01); H04N 9/72 (2006.01); H03L 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A circuit and method for clamping a composite video component signal at the video black level by using horizontal synchronization timing information contained within the signal and clamping the signal during a time interval in which it is at the desired black level.
Quick Actions:
Chen, Dongwei. (2008). Video signal clamp (U.S. Patent No. 7345714). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7345714
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