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.

Date of Patent:
Dec. 26, 1989

Filed:

Apr. 12, 1988
Applicant:
Inventors:

Keita Kimura, Tokyo, JP;

Norihiko Takatsu, Tokyo, JP;

Tetsuya Yamamoto, Hasuda, JP;

Assignee:

Nikon Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N / ;
U.S. Cl.
CPC ...
358228 ; 35821319 ; 358909 ; 358296 ;
Abstract

An electronic still camera includes a photo-taking lens, color temperature detector for detecting the color temperature of the outside of the camera including an object, an image pickup for accumulating therein charges according to the incident light from the object passed through the photo-taking lens, a regulator for regulating the picture signal from the image pickup on the basis of the output of the color temperature detector, a recorder means for recording the picture signal passed through the regulator on a recording medium, a device for producing a luminance signal from the output of the color temperature detector, and a computer for calculating the charge accumulating time of the image pickup for the light from the photo-taking lens on the basis of the luminance signal.


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