Electronic still camera with lessened power consumption

Details Electronic still camera with lessened power consumption Electronic still camera with lessened power consumption

1990-05-24

1992-06-16

Groody, James J.

Facsimile and static presentation processing

Facsimile

Recording apparatus

358909, 358906, 358224, 358225, H04N 530, H04N 5225

Patent

active

051228807

ABSTRACT:
In an electronic still camera of the kind having a detachably 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.

REFERENCES:
patent: 4580887 (1986-04-01), Goto
patent: 4757388 (1988-07-01), Someya
patent: 4797737 (1989-01-01), Yazawa
patent: 4851897 (1989-07-01), Inuma

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