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. 01, 1996
Filed:
Mar. 17, 1995
Masatoshi Nagano, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
In an electronic still camera of the kind having a detachable mounted photo-taking optical system, an image sensor which converts into an electrical video signal an object image formed by the photo-taking optical system, a recording circuit which records the video signal and an electronic viewfinder which displays an image represented by the video signal obtained by the image sensor when the camera is in a shootable state, a confirmation member is arranged to confirm a mounted or detached state of the photo-taking optical system, and a driving-suspending and displaying-off control circuit is arranged to suspend a driving action on the image sensor and to turn off the electronic viewfinder when the detachment of the photo-taking optical system from the camera body is confirmed by the confirming member.