Light source apparatus, electronic device, and control methods therefor

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United States of America Patent

PATENT NO 9099043
APP PUB NO 20130194318A1
SERIAL NO

13750485

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Abstract

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A light source device including: a boost-type conversion unit configured to convert an input AC voltage into a DC voltage; a detection unit configured to detect a voltage value of the input AC voltage; and a control unit configured to control the brightness of a light source unit on the basis of an input image signal. The control unit changes the timing of brightness change of the light source unit according to a voltage value detected by the detection unit.

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Patent Owner(s)

  • CANON KABUSHIKI KAISHA

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Miyagi, Tatsuya Yokohama, JP 2 11

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