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:
Dec. 03, 2002
Filed:
Feb. 26, 1997
Applicant:
Inventors:
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/225 ;
U.S. Cl.
CPC ...
H04N 5/225 ;
Abstract
An image pickup apparatus having optical and electronic zooms. A manually operated zoom element allows for movement of the optical zoom and an electrically operated zoom switch permits electric driving of the optical and electronic zooms. A control unit controls the apparatus so that the magnification is varied while the electronic zoom is kept constant, if the focal length of the optical zoom is varied by the manually operated zoom element in the state that the optical zoom is at its telephoto end and the electronic zoom is being operated