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:
Apr. 12, 1994
Filed:
Jan. 14, 1991
Applicant:
Inventors:
Satoshi Ejima, Tokyo, JP;
Takao Ikuma, Kawasaki, JP;
Assignee:
Nikon Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N / ; H04N / ;
U.S. Cl.
CPC ...
348231 ; 3589091 ; 348221 ;
Abstract
An electronic still camera having an image pickup device for converting the image of an object into an image signal; a regulator for regulating the amount of exposure of the image pickup device; a controller for causing the image pickup device to generate the image signal plural times and controlling the regulator in such a manner that the plural image signals have mutually different amounts of exposure; a mean calculator for calculating the mean value of data of mutually corresponding pixels in the plural image signals; and a recording device for recording a mean image signal thus obtained.