Image display device and control method thereof

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9336746
APP PUB NO 20140240341A1
SERIAL NO

14183880

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Importance

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Abstract

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An image display device is provided in which a difference in color appearance between visual angles can be reduced. The image display device includes: a light-emitting unit including a first light source configured such that a peak wavelength of a spectral spectrum of the light source is within a wavelength region in which a difference between color matching functions of different visual angles is small and a second light source that differs from the first light source; a control unit configured to switch a light source to be lighted to one of the first light source and the second light source based on an instruction; and a display panel that is illuminated by the light-emitting unit.

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Patent Owner(s)

  • CANON KABUSHIKI KAISHA

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Oda, Shinya Kawasaki, JP 15 37

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