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Class Information
Number: 353/29
Name: Optics: image projectors > Additional illumination of or near projected image
Description: Subject matter including a projector for projecting an image on a surface and also means to illuminate the periphery of that surface to form a lighted border or means to direct additional illumination on the surface for the purpose of improved contrast, picture definition, brilliancy or tinting.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7614750 |
Light interaction states |
Nov. 10, 2009 |
| 7500755 |
Display apparatus and image processing system |
Mar. 10, 2009 |
| 7410260 |
Use of a CCD camera in a projector platform for smart screen capability and other enhancements |
Aug. 12, 2008 |
| 7393107 |
Rear-type projector |
Jul. 1, 2008 |
| 7322703 |
Light emitting apparatus and projector |
Jan. 29, 2008 |
| 7303288 |
Image display device |
Dec. 4, 2007 |
| 7273280 |
Interactive projection system and method |
Sep. 25, 2007 |
| 7234817 |
Liquid crystal projection system |
Jun. 26, 2007 |
| 7190808 |
Method for watermarking recordings based on atmospheric conditions |
Mar. 13, 2007 |
| 7154573 |
Electro-optical device and electronic apparatus including the same |
Dec. 26, 2006 |
| 7057578 |
Active projection screen |
Jun. 6, 2006 |
| 7031063 |
Method and apparatus for combining light paths of colored light sources through a common integration tunnel |
Apr. 18, 2006 |
| 6988806 |
Instant-on projector |
Jan. 24, 2006 |
| 6979085 |
Image projector and method of operating same |
Dec. 27, 2005 |
| 6956701 |
Method and apparatus for combining light paths of multiple colored light sources through a common integration tunnel |
Oct. 18, 2005 |
| 6948819 |
Three-dimensional display using optical fibers of different lengths |
Sep. 27, 2005 |
| 6843566 |
Lighting device and projection type display apparatus using the same |
Jan. 18, 2005 |
| 6836361 |
Method and apparatus to increase visual contrast for video projection screen |
Dec. 28, 2004 |
| 6698892 |
Achieving color balance in image projection systems by injecting compensating light in a controlled amount |
Mar. 2, 2004 |
| 6690432 |
Alignment of the optical and the electrical scan in a scrolling color projector |
Feb. 10, 2004 |
| 6688747 |
Achieving color balance in image projection systems by injecting compensating light |
Feb. 10, 2004 |
| 6637887 |
Multi-display device |
Oct. 28, 2003 |
| 6597410 |
System for the automatic adaptation of projector images and a method for the implementation thereof |
Jul. 22, 2003 |
| 6542265 |
Method for producing a hologram and a display device using the same |
Apr. 1, 2003 |
| 6530662 |
System and method for enhancing the realism of a displayed image |
Mar. 11, 2003 |
| 5988816 |
Light-beam projecting device |
Nov. 23, 1999 |
| 5077154 |
Soft edge mask |
Dec. 31, 1991 |
| 4294515 |
Virtual image display apparatus |
Oct. 13, 1981 |
| 4200365 |
Display and reproduction of color |
Apr. 29, 1980 |
| 4106866 |
Image projection system |
Aug. 15, 1978 |
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