Television – Camera – system and detail – Power supply
Patent
1995-03-17
1996-10-01
Kostak, Victor R.
Television
Camera, system and detail
Power supply
348333, 348374, 348375, 348335, 3589091, H04N 530, H04N 5225
Patent
active
055614620
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.
REFERENCES:
patent: 4404595 (1983-09-01), Ushiro
patent: 4782355 (1988-11-01), Sakai
Canon Kabushiki Kaisha
Hsia Sherrie
Kostak Victor R.
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