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US 2011/0216286 A1Published application
Illumination device and projection display device
AssigneeSanyo Electric Co., Ltd.
InventorsShinya MATSUMOTO, Takahisa ANDO
Life of this patent
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Abstract
An illumination device includes: a plurality of light sources which emits light; a plurality of optical fibers into which the light from the light sources is entered; a bundle portion which bundles together output end portions of the plurality of optical fibers; and a cooling system which cools down at least a light output end plane of the bundle portion.
Claims20
An illumination device, comprising:
- a plurality of light sources which emits light;
- a plurality of optical fibers into which the light from the light sources is entered;
- a bundle portion which bundles together output end portions of the plurality of optical fibers;
- and
- a cooling system which cools down at least a light output end plane of the bundle portion.
2 more elements
A projection display device, comprising:
- an illumination device;
- a modulating portion which modulates light from the illumination device;
- and
- a projection lens which enlarges and projects the light modulated by the modulating portion, wherein
- the illumination device includes:
- a plurality of light sources which emits light;
- a plurality of optical fibers into which the light from the light sources is entered;
- a bundle portion which bundles together output end portions of the plurality of optical fibers;
- and
- a cooling system which cools down at least a light output end plane of the bundle portion.
7 more elements
Dependencies are inferred from the claim text.