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Class Information
Number: 353/69
Name: Optics: image projectors > Distortion compensation
Description: Subject matter including a rectifying element in the optical path, or means to adjust an element in the optical path to offset the undesired effects of abnormalities of the film or slides or undesired effects of the screen and projector alignment.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7621647 |
Optical projection system and method of use |
Nov. 24, 2009 |
| 7618148 |
Projector apparatus having grounding components for protection against electromagnetic interference |
Nov. 17, 2009 |
| 7607783 |
Imaging apparatus, image processing apparatus, image processing method of imaging apparatus and computer program |
Oct. 27, 2009 |
| 7609958 |
Automatic focus system calibration for image capture systems |
Oct. 27, 2009 |
| 7600876 |
Optical angle detection apparatus |
Oct. 13, 2009 |
| 7600875 |
Image display apparatus, image display method, and recording medium |
Oct. 13, 2009 |
| 7581838 |
Optical projector and image display apparatus using the same |
Sep. 1, 2009 |
| 7577296 |
System and method for evaluating laser projection equipment |
Aug. 18, 2009 |
| 7566134 |
Protection type display device |
Jul. 28, 2009 |
| 7562989 |
Projector with detachably mounted remote controller |
Jul. 21, 2009 |
| 7559658 |
Auto focus projector with short focus adjustment time |
Jul. 14, 2009 |
| 7561754 |
Image transformation apparatus for image transformation of projected image by preventing distortion |
Jul. 14, 2009 |
| 7537350 |
Image processing system, projector, program, information storage medium, and image processing method |
May. 26, 2009 |
| 7527383 |
Information processing system, information processing apparatus, and information processing method |
May. 5, 2009 |
| 7524069 |
Projector with transmitter information receiver and method of correcting distortion of projected image |
Apr. 28, 2009 |
| 7520620 |
Projector and projector control method |
Apr. 21, 2009 |
| 7520621 |
Manufacturing apparatus of optical device, manufacturing method thereof and projector |
Apr. 21, 2009 |
| 7517089 |
Image processing system, projector, information storage medium, and image processing method |
Apr. 14, 2009 |
| 7513627 |
Image projection system with vibration compensation |
Apr. 7, 2009 |
| 7494229 |
Projector and processing line specification method |
Feb. 24, 2009 |
| 7484855 |
Image processing system, projector, computer-readable medium and image processing method |
Feb. 3, 2009 |
| 7484854 |
Projector and pattern image display method |
Feb. 3, 2009 |
| 7483213 |
Image combining viewer |
Jan. 27, 2009 |
| 7475995 |
Projector trapezoidal correction |
Jan. 13, 2009 |
| 7472997 |
Multi-projection display and projector unit |
Jan. 6, 2009 |
| 7470029 |
Image processing system, projector, information storage medium and image processing method |
Dec. 30, 2008 |
| 7463293 |
Method and system for correcting chromatic aberrations of a color image produced by an optical system |
Dec. 9, 2008 |
| 7461939 |
Automatic zoom for screen fitting |
Dec. 9, 2008 |
| 7456557 |
External light-shielding layer, filter for display device including the external light-shielding layer and display device including the filter |
Nov. 25, 2008 |
| 7443586 |
Display device using single-panel diffractive light modulator |
Oct. 28, 2008 |
| 7431462 |
Projector, image data converting method, and image data converting program |
Oct. 7, 2008 |
| 7422333 |
Projection type display apparatus |
Sep. 9, 2008 |
| 7422331 |
Image processing system, projector, and image processing method |
Sep. 9, 2008 |
| 7419268 |
Image processing system, projector, and image processing method |
Sep. 2, 2008 |
| 7410263 |
Rear projection type multi-projection display |
Aug. 12, 2008 |
| 7407297 |
Image projection system and method |
Aug. 5, 2008 |
| 7399086 |
Image processing method and image processing device |
Jul. 15, 2008 |
| 7396135 |
Display apparatus and image information generating method adapted to display apparatus |
Jul. 8, 2008 |
| 7396133 |
System and method for self-aligning collapsible display |
Jul. 8, 2008 |
| 7384157 |
Projection type video display |
Jun. 10, 2008 |
| 7380946 |
Semiautomatic keystone correction system and method |
Jun. 3, 2008 |
| 7374288 |
Image projection lighting device |
May. 20, 2008 |
| 7374290 |
Projection type display device |
May. 20, 2008 |
| 7370980 |
Projection type video display |
May. 13, 2008 |
| 7370976 |
Projection type image display device |
May. 13, 2008 |
| 7370975 |
Image processing apparatus |
May. 13, 2008 |
| 7367681 |
Method and device for combining images from at least two light projectors |
May. 6, 2008 |
| 7364304 |
Projector control |
Apr. 29, 2008 |
| 7360904 |
Projector, range finding method, and recording medium on which range finding method is recorded |
Apr. 22, 2008 |
| 7357517 |
Projector, method of controlling the projector, program for controlling the projector, and recording medium storing the program |
Apr. 15, 2008 |
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