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Class Information
Number: 348/807
Name: Television > Video display > Cathode-ray tube > With distortion, alignment or focus > Color convergence correction
Description: Subject matter including at least two electron beam deflection elements connected in a circuit which generates a time varying signal to permit the focusing and scanning of plural electron beams in the envelope of a cathode-ray tube in one of two directions at each and every point of a screen of the cathode-ray tube.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7525567 |
Recording a stereoscopic image of a wide field of view |
Apr. 28, 2009 |
| 7327372 |
Color correcting parameter calculator, image color correcting device, method of calculating color correcting parameters, and program therefor |
Feb. 5, 2008 |
| 7271853 |
Apparatus and method for correcting distortion of image and image displayer using the same |
Sep. 18, 2007 |
| 7268837 |
Method and system for automated convergence and focus verification of projected images |
Sep. 11, 2007 |
| 7227592 |
Self-correcting rear projection television |
Jun. 5, 2007 |
| 7215362 |
Auto-calibration of multi-projector systems |
May. 8, 2007 |
| 7199533 |
Convergence control apparatus for video display |
Apr. 3, 2007 |
| 7129655 |
Image distortion correction apparatus capable of correcting misconvergence using an amplifier |
Oct. 31, 2006 |
| 7097311 |
Super-resolution overlay in multi-projector displays |
Aug. 29, 2006 |
| 7068283 |
Gamma correction only gain/offset control system and method for display controller |
Jun. 27, 2006 |
| 7034901 |
Convergence optimization in a projection display |
Apr. 25, 2006 |
| 7034900 |
Color display device and method utilizing convergence correction |
Apr. 25, 2006 |
| 7012633 |
Color calibration method for imaging color measurement device |
Mar. 14, 2006 |
| 6982766 |
Digital raster correction |
Jan. 3, 2006 |
| 6952242 |
Convergence correction of a CRT screen or projector |
Oct. 4, 2005 |
| 6932479 |
Image processing system, projector, program, information storage medium and image processing method |
Aug. 23, 2005 |
| 6879352 |
Convergence measuring apparatus and method thereof |
Apr. 12, 2005 |
| 6836298 |
Apparatus and method for correcting distortion of image and image displayer using the same |
Dec. 28, 2004 |
| 6804569 |
Distributed manufacturing with feedback |
Oct. 12, 2004 |
| 6784947 |
Image display apparatus and method of correcting image on image display apparatus against inclination by terrestrial magnetism |
Aug. 31, 2004 |
| RE38574 |
Method and apparatus for reducing visibility of damping wires in aperture grill display tubes |
Aug. 31, 2004 |
| 6753932 |
Method and apparatus for controlling convergence of color signals |
Jun. 22, 2004 |
| 6741295 |
Preventing doming phenomena |
May. 25, 2004 |
| 6711597 |
Interpolation method using pre-emphasized input samples |
Mar. 23, 2004 |
| 6707509 |
Method for adjusting convergence in a projection television receiver |
Mar. 16, 2004 |
| 6704758 |
Interpolation method for smooth convergence correction |
Mar. 9, 2004 |
| 6704064 |
Method and apparatus for convergence correction in a television receiver |
Mar. 9, 2004 |
| 6686707 |
Method and apparatus for providing a dynamic rotational alignment of a cathode ray tube raster |
Feb. 3, 2004 |
| 6686710 |
Circuit and method for regulating current using autobias |
Feb. 3, 2004 |
| 6600276 |
Automatic convergence control method and apparatus for projection television |
Jul. 29, 2003 |
| 6590620 |
CRT display image horizontal distortion correction device |
Jul. 8, 2003 |
| 6583814 |
System for correction of convergence in a television device related application |
Jun. 24, 2003 |
| 6570625 |
Display apparatus and display method |
May. 27, 2003 |
| 6567058 |
Digital convergence correction device and display device |
May. 20, 2003 |
| 6563552 |
Image correcting method and device and cathode ray tube display unit |
May. 13, 2003 |
| 6552755 |
Method for measuring convergence by using a mixed color pattern |
Apr. 22, 2003 |
| 6538705 |
Image projecting system |
Mar. 25, 2003 |
| 6498629 |
Conditioning synchronization signals based on line-by-line display of video signals |
Dec. 24, 2002 |
| 6483313 |
Method and apparatus for measuring convergence with respect to a color CRT using a color CCD camera |
Nov. 19, 2002 |
| 6483555 |
Universal device and use thereof for the automatic adjustment of a projector |
Nov. 19, 2002 |
| 6480242 |
Image display correcting system, image display correcting apparatus and method, and image display apparatus and method |
Nov. 12, 2002 |
| 6473139 |
Data error recovery for digital beam landing error correction arrangement |
Oct. 29, 2002 |
| 6452636 |
Image control device and method, and image display device |
Sep. 17, 2002 |
| 6437522 |
Method for controlling digital dynamic convergence and system thereof |
Aug. 20, 2002 |
| 6424103 |
Deflection-distortion correcting circuit |
Jul. 23, 2002 |
| 6407518 |
Moire-reduced color display device including a color cathode ray tube |
Jun. 18, 2002 |
| 6404462 |
Digital convergence image |
Jun. 11, 2002 |
| 6404146 |
Method and system for providing two-dimensional color convergence correction |
Jun. 11, 2002 |
| 6392369 |
Digital realtime convergence correction circuit and method thereof |
May. 21, 2002 |
| 6333768 |
Convergence calibration in video displays with signal level control |
Dec. 25, 2001 |
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