Matches 1 - 46 out of 46
Match Document Document Title
7614750 Light interaction states  
Various embodiments of moving between light interaction states are disclosed.
7500755 Display apparatus and image processing system  
A display apparatus includes a half mirror for allowing light incident from the rear to pass through to the front and reflecting light incident from the front toward the front, a display section...
7410260 Use of a CCD camera in a projector platform for smart screen capability and other enhancements  
An optical projection and capture system includes an image sensor integrated with an optical projection device. Additionally, the integrated device may be coupled with a laser pointer to deliver...
7393107 Rear-type projector  
A projector includes a laser beam source that outputs a laser beam and modulates the laser beam in a beam form based on an image signal, a scanning unit that scans the laser beam output by the...
7322703 Light emitting apparatus and projector  
An light emitting apparatus which illuminates an illumination area has a first light source which emits a first light, a second light source which emits a second light, a wheel which is provided...
7303288 Image display device  
Aspects of the invention can provide an image display device that can include light sources provided, respectively, for regions obtained by dividing an image forming region of an electro-optic...
7273280 Interactive projection system and method  
A method and system of selectively projecting images is disclosed. An illuminated area is created on a projection surface by directing a light source to the projection surface. The illuminated area...
7234817 Liquid crystal projection system  
A projection system is provided. The projection system comprises a projector for producing a polarized light for projecting an image and a projection screen on which the image projected by the...
7190808 Method for watermarking recordings based on atmospheric conditions  
Signals encoded with watermark information are generated and broadcast into a protected area for capture by illicit recording devices along with their intended targets. An illicit recording in...
7154573 Electro-optical device and electronic apparatus including the same  
To provide an electro-optical device displaying high-contrast images in all directions due to the orthogonality of the polarization axes of the polarizers by improving the structure of the...
7057578 Active projection screen  
A screen (which may be a display or electronic display) for projection that has embedded in the screen other active display technologies, such as LEDs, LCDs, etc., or the screen itself is a hybrid...
6988806 Instant-on projector  
A projection system is provided with a primary light source and an auxiliary light source to compensate the primary light source for at least white light during an initial period to provide a user...
6979085 Image projector and method of operating same  
The invention relates to an image projector with a High-Intensity-Discharge HID lamp ( 112 ) and a method of operating it. Such lamps have the disadvantage that their voltaic arc jumps back and...
6948819 Three-dimensional display using optical fibers of different lengths  
A system for viewing 3-D images that comprises an image source ( 50 ), a computer ( 105 ) and a television screen ( 110 ). The television screen is divided into a plurality of sections ( 115–130...
6843566 Lighting device and projection type display apparatus using the same  
A light device has a plurality of light sources, and laser beam sources are arranged near a discharge bulb so that the laser beam can be overlapped with illuminating light from the discharge bulb....
6836361 Method and apparatus to increase visual contrast for video projection screen  
A front projection screen for a video projection system is provided. The front projection screen includes a reflection screen surface, and a reflection material on the reflection screen surface,...
6698892 Achieving color balance in image projection systems by injecting compensating light in a controlled amount  
The image projection system of the present invention improves either one or both of the brightness and color balance of a projected image. The system includes an auxiliary light source from which...
6690432 Alignment of the optical and the electrical scan in a scrolling color projector  
A prism is mounted onto a motor without regard to its rotation angle relative to the motor index. Its position is electronically set later after construction of the optical path. A motor controller...
6688747 Achieving color balance in image projection systems by injecting compensating light  
An image projection system improves the brightness and/or color balance of a projected image. The system includes an auxiliary light source from which compensating light co-propagates with...
6637887 Multi-display device  
A multi-display device synthesizes partial images, by using multiple projectors to construct one image. Each projector has an illumination device, a lattice-like lens array, a display, and a...
6597410 System for the automatic adaptation of projector images and a method for the implementation thereof  
A computerized projector system which automatically adapts projected images emanating from projectors to fit the size and conditions of screens on which the images are displayed. Moreover,...
6542265 Method for producing a hologram and a display device using the same  
A method for producing a hologram recording an interference fringe formed by an object light and a reference light on a photosensitive dry plate, and the object light either having diffusing and...
6530662 System and method for enhancing the realism of a displayed image  
A system and method for enhancing the realism of a displayed image may include an image display subsystem and a shadow projector. When an image is displayed, a shadow is projected near the image so...
5988816 Light-beam projecting device  
The projector includes a first light source for generating a light beam; a succession of functional assemblies for imparting special light effects to the light beam; an output mirror for deflecting...
5077154 Soft edge mask  
A soft edge mask comprises a panel having an opaque area forming a mask portion and defined by a clearly focussed edge of a predetermined shape, a transparent area forming a clear portion defined...
4294515 Virtual image display apparatus  
A virtual image display device for alpha-numeric and pictorial information. A concave spherical mirror segment magnifies and reflects an image from an image source. The image source is mounted...
4200365 Display and reproduction of color  
Color display apparatus for viewing a photographic transparency on a first screen that is illuminated by a selectively variable colored light source and a bordering screen that is illuminated by a...
4106866 Image projection system  
An apparatus having a projection lens through which an image produced by a Braun or cathode ray tube or other image reproducing device is projected onto a viewing screen is further provided with a...
3888462 Photographic projector with fader device  
A projector for projecting two parallel beams of light onto the same screen. The main beam projects the images of successive picture slides successively put into and withdrawn from the main optical...
3782815 SKY FILL-IN PROJECTOR  
A sky fill-in projector for use with a projected real world scene, such as a motion picture, which has only a small amount of sky recorded on it, in which the sky intensity of the real world scene...
3545849 METHOD AND APPARATUS FOR ADDING A DOMINANT COLOR TO AN IMAGE OF AN OBJECT  
A device to be used in photography for achieving a dominant color effect. Thus the device can be attached to the objective of any camera. It has a tubular enclosure open at both ends and is...
3541330 PHOTOCHROMIC GLASS IMAGE STORAGE AND DISPLAY APPARATUS  
3442582 LAMP ARRANGEMENT FOR DOCUMENT SCANNING AND MODIFIED LAMP  
3431048 PROJECTION SYSTEM HAVING SECONDARY IMAGE CARRIER  
3428396 PHOTOCHROMIC GLASS IMAGE DISPLAY AND STORAGE SYSTEM  
3415594 Projection type sight testing apparatus with adjustable light intensity control means for vision test character  
3355588 Projection of negatives as positives by employing a phototropic screen and an auxiliary visible light source  
3270451 Method and apparatus for exhibiting a display  
3261120 Unit and apparatus for filming a picture which has a surface including projections and gives an illusion of movement when illuminated by a moving light source  
3222510 Projecting colored light  
3117488 Color pattern display system  
3090280 Means for producing a visual phenomenon for increasing contrast ratio  
3085470 Apparatus for improving visuality of projected images  
2837734 Surround-lighting structure  
1006292 Title is not available  
3610120 Title is not available  
Matches 1 - 46 out of 46