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:
Oct. 06, 1992
Filed:
Mar. 05, 1991
Keiichi Nitta, Kawasaki, JP;
Nikon Corporation, Tokyo, JP;
Abstract
A color camera of a surface-sequence system comprises a rotational filter having a plurality of filtering parts respectively for red, green, and blue color signals, an image pick up for sequentially converting the incident light transmitted from an object image through the rotational filter into each of the electrical color signals, an amplifier capable of varying amplification factors for amplifying each of the color signals from the image pick up, and a correcting device for controlling the amplification factors of the amplifier in accordance with each of the characteristics of the plural filtering parts of the rotational filter when each of the color compositions of image signals is amplified.