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US 6,747,613 B2Granted
Video information display system and display apparatus applicable to the same
AssigneeCanon Kabushiki Kaisha
InventorsMamoru Miyawaki, Tetsunobu Kochi
Life of this patent
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Abstract
A display apparatus for displaying video information by superimposing a plurality of images obtained through a plurality of display systems, each including a light source, a reflection type liquid crystal panel and an optical system. The apparatus includes at least either of a system selector for selecting at least one of the plurality of display systems and a modifier for modifying the attributes of the image obtained through one of the display systems.
Claims7
A display apparatus comprising:
- a plurality of display systems, each comprising a light source, a reflection type liquid crystal panel and an optical system, said plurality of display systems including a black-monochromatic system, a red-monochromatic system, a green-monochromatic system and a blue-monochromatic system;
- display means for displaying superimposingly a plurality of images obtained through said plurality of display systems;
- means for selecting at least one display system for displaying at least one of a black-monochromatic display, a black-monocolor mixture display, a full color display, and a black-full color mixture display;
- switching means for switching the selection of said plurality of display systems according to a selection by said selecting means;
- an interface to at least one information terminal;
- and
- an image processing circuit for controlling said plurality of display systems, such that said plurality of display systems conduct the black-monochromatic display, the full color display, the black-monocolor display, or the black-full color mixture display.
4 more elements
Dependencies are inferred from the claim text.