Camera power supply system

A camera power supply system includes a controller that reduces power consumption by modifying the operation of the camera system clock circuit after the completion of each exposure taking sequence. The clock circuit operation is modified either by bypassing current drains, thereby reducing the accu...

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Hauptverfasser: DUNSMORE, CLAY A, MINNICK, JOHN H, LUDDEN, CHRISTOPHER A
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creator DUNSMORE
CLAY A
MINNICK
JOHN H
LUDDEN
CHRISTOPHER A
description A camera power supply system includes a controller that reduces power consumption by modifying the operation of the camera system clock circuit after the completion of each exposure taking sequence. The clock circuit operation is modified either by bypassing current drains, thereby reducing the accuracy of the clock circuit as well as its power consumption, or by reducing the frequency of the clock pulses produced by the system clock. Modifying the operation of the system clock in this way does not adversely affect operation of systems such as information displays, but does reduce power consumption. The clock circuit operation is restored at the beginning of an exposure sequence.
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subjects ACCESSORIES THEREFOR
APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USINGWAVES OTHER THAN OPTICAL WAVES
APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FORPROJECTING OR VIEWING THEM
CINEMATOGRAPHY
ELECTROGRAPHY
HOLOGRAPHY
PHOTOGRAPHY
PHYSICS
title Camera power supply system
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