Illuminator, projection display device and method for driving the same
First Claim
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1. An illuminator used to illuminate a light modulation device of a projection display device, comprising:
- a light source; and
a light control device that adjusts a light flux of the light source on the basis of image information and usage information.
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Abstract
The invention provides a projection display device capable of appropriate light control depending on the kind of the image, the ambient brightness and so on, a method for driving the same, and an illuminator used in the same. The light flux of illumination can be adjusted on the basis of image information. The allowable light control range (dimming control) can be optimally set depending on the information (usage information) on the kind of viewed content, the brightness of viewing environment, the gain of a screen and the like.
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Citations
10 Claims
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1. An illuminator used to illuminate a light modulation device of a projection display device, comprising:
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a light source; and
a light control device that adjusts a light flux of the light source on the basis of image information and usage information. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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Specification