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:
May. 01, 2001
Filed:
May. 11, 1998
Applicant:
Inventor:
Naotaka Tachibana, Kanagawa, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 9/74 ; H04N 9/75 ;
U.S. Cl.
CPC ...
H04N 9/74 ; H04N 9/75 ;
Abstract
An image signal processing apparatus is provided and includes a YC separator circuit for extracting a chrominance signal from an image signal, a signal level detector circuit for outputting a signal level detecting signal by detecting a signal level of the chrominance signal and a signal level corrector circuit for correcting a signal level of the signal level detecting signal to generate a key signal according to the chrominance signal, the signal level corrector circuit including an oversampler circuit.
Tachibana, Naotaka. (2001). Image signal processing apparatus having a signal level corrector circuit (U.S. Patent No. 6226048). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6226048
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile