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Class Information
Number: 348/181
Name: Television > Monitoring, testing, or measuring > Test signal generator
Description: Subject matter including a means for generating a video test signal.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7394483 |
Display evaluation method and apparatus |
Jul. 1, 2008 |
| 7391434 |
Video bit stream test |
Jun. 24, 2008 |
| 7369159 |
Method and apparatus for dynamically testing video equipment |
May. 6, 2008 |
| 7333154 |
Method and apparatus for optimizing the presentation of audio visual works |
Feb. 19, 2008 |
| 7317453 |
Video graphics array color signal generator |
Jan. 8, 2008 |
| 7298396 |
Apparatus and method for monitoring transmission systems using embedded test signals |
Nov. 20, 2007 |
| 7268913 |
Display measuring method and profile generating method |
Sep. 11, 2007 |
| 7253792 |
Video generation and capture techniques |
Aug. 7, 2007 |
| 7233349 |
Video timing display indicator |
Jun. 19, 2007 |
| 7180538 |
Digital television test stream generator, method thereof, and test stream recording medium using the same |
Feb. 20, 2007 |
| 7180436 |
Apparatus and method for auto calibration of display device |
Feb. 20, 2007 |
| 7164417 |
Dynamic controller for active-matrix displays |
Jan. 16, 2007 |
| 7162731 |
Radio frequency characterization of cable plant and corresponding calibration of communication equipment communicating via the cable plant |
Jan. 9, 2007 |
| 7133148 |
Digital camera for image device calibration |
Nov. 7, 2006 |
| 7102667 |
Picture quality diagnostics for revealing cause of perceptible impairments |
Sep. 5, 2006 |
| 7103800 |
Display device, receiver, and test apparatus |
Sep. 5, 2006 |
| 7075566 |
Video display apparatus |
Jul. 11, 2006 |
| 7050090 |
VDSL video/data set top test equipment |
May. 23, 2006 |
| 7023470 |
Self-testing video display devices and method of use thereof |
Apr. 4, 2006 |
| 6892391 |
Dynamic generation of video content for presentation by a media server |
May. 10, 2005 |
| 6859224 |
Color characteristic measurement apparatus, color characteristic measurement method, and picked up image data storage medium |
Feb. 22, 2005 |
| 6850245 |
DISPLAY CHARACTERISTICS RECOGNITION APPARATUS, DISPLAY CHARACTERISTICS RECOGNITION PROGRAM STORAGE MEDIUM, COMPUTER SYSTEM, DISPLAY CHARACTERISTICS ADJUSTING APPARATUS AND DISPLAY CHARACTERIST |
Feb. 1, 2005 |
| 6771323 |
Audio visual display adjustment using captured content characteristics |
Aug. 3, 2004 |
| 6769133 |
Termination circuitry for dual forward and reverse test points for amplifiers |
Jul. 27, 2004 |
| 6741277 |
System and method for automated testing of digital television receivers |
May. 25, 2004 |
| 6734898 |
Methods and apparatus for the measurement of video quality |
May. 11, 2004 |
| 6727885 |
Graphical user interface and position or attitude detector |
Apr. 27, 2004 |
| 6686953 |
Visual calibration target set method |
Feb. 3, 2004 |
| 6628324 |
Video signal producing apparatus and video signal producing method |
Sep. 30, 2003 |
| 6606116 |
Methods and apparatus for assessing quality of information displays |
Aug. 12, 2003 |
| 6583814 |
System for correction of convergence in a television device related application |
Jun. 24, 2003 |
| 6556238 |
Color-bar signal generation unit compatible with plurality of television signal formats |
Apr. 29, 2003 |
| 6535207 |
Display device and display device correction system |
Mar. 18, 2003 |
| 6522313 |
Calibration of softcopy displays for imaging workstations |
Feb. 18, 2003 |
| 6489988 |
Method and apparatus for detecting synchronization shift between original image and reproduced image of video signal |
Dec. 3, 2002 |
| 6437822 |
Method and apparatus for generating an HDTV signal for use in demonstrating an HDTV receiver |
Aug. 20, 2002 |
| 6414960 |
Apparatus and method of in-service audio/video synchronization testing |
Jul. 2, 2002 |
| 6396536 |
Automatic test instrument for multi-format video generation and capture |
May. 28, 2002 |
| 6388716 |
Automatic brightness correction apparatus for image display device |
May. 14, 2002 |
| 6380971 |
VDSL video/data set top test equipment |
Apr. 30, 2002 |
| 6366312 |
Testing components in digital imaging devices |
Apr. 2, 2002 |
| 6333768 |
Convergence calibration in video displays with signal level control |
Dec. 25, 2001 |
| 6330040 |
Apparatus and method for calibrating video displays |
Dec. 11, 2001 |
| 6326996 |
Display device having self contained diagnostic image generation capability |
Dec. 4, 2001 |
| 6323828 |
Computer video output testing |
Nov. 27, 2001 |
| 6310645 |
Method and apparatus for measuring characteristics of a communication signal modulated with a composite video signal without synchronizing to the signal |
Oct. 30, 2001 |
| 6295083 |
High precision image alignment detection |
Sep. 25, 2001 |
| 6285396 |
Glitch detector |
Sep. 4, 2001 |
| 6285349 |
Correcting non-uniformity in displays |
Sep. 4, 2001 |
| 6275257 |
Holdoff by TV fields |
Aug. 14, 2001 |
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