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Class Information
Number: 348/625
Name: Television > Image signal processing circuitry specific to television > Transition or edge sharpeners
Description: Subject matter including a specific circuitry for reducing the time of the amplitude transitions or for increasing the size of the amplitude transition.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7616240 |
Image processing method, image processing program, image processing apparatus, and digital still camera using the image processing apparatus |
Nov. 10, 2009 |
| 7586546 |
Video signal processing circuit having a bypass mode and display apparatus comprising the same |
Sep. 8, 2009 |
| 7570306 |
Pre-compensation of high frequency component in a video scaler |
Aug. 4, 2009 |
| 7561209 |
Image enhancement unit and method for image quality improvement of a video stream |
Jul. 14, 2009 |
| 7558435 |
Signal processing apparatus, method of processing a signal, recording medium, and program |
Jul. 7, 2009 |
| 7538822 |
Apparatus and method for filtering digital image signal |
May. 26, 2009 |
| 7532255 |
Color transient improvement unit and method to reduce blurring at color transients in video images |
May. 12, 2009 |
| 7522220 |
Dual-channel adaptive 2D noise reduction for video signals |
Apr. 21, 2009 |
| 7518660 |
Picture quality improvement device and picture quality improvement method |
Apr. 14, 2009 |
| 7515210 |
Technique for determining the slope of a field pixel |
Apr. 7, 2009 |
| 7511768 |
Dynamic filter to limit ringing |
Mar. 31, 2009 |
| 7505055 |
Method and apparatus for auto-generation of horizontal synchronization of an analog signal to a digital display |
Mar. 17, 2009 |
| 7505084 |
Picture quality improvement device and picture quality improvement method |
Mar. 17, 2009 |
| 7489349 |
Image processing apparatus having a digital image processing section including enhancement of edges in an image |
Feb. 10, 2009 |
| 7483081 |
Edge compensated feature detector and method thereof |
Jan. 27, 2009 |
| 7474342 |
Image processing apparatus having a digital image processing section including enhancement of edges in an image |
Jan. 6, 2009 |
| 7474343 |
Image processing apparatus having a digital image processing section including enhancement of edges in an image |
Jan. 6, 2009 |
| 7450182 |
Image display apparatus and picture quality correction |
Nov. 11, 2008 |
| 7436413 |
Image data processing apparatus and image display apparatus |
Oct. 14, 2008 |
| 7432986 |
Method and apparatus for masking of video artifacts and/or insertion of film grain in a video decoder |
Oct. 7, 2008 |
| 7430019 |
Apparatus to improve image sharpness adaptively according to multi-video formats and method thereof |
Sep. 30, 2008 |
| 7420623 |
Image-signal processing apparatus for enhancing specific frequency component of image signal and correcting the edge of reproduced image |
Sep. 2, 2008 |
| 7414671 |
Systems and methods for display object edge detection and pixel data interpolation in video processing systems |
Aug. 19, 2008 |
| 7408590 |
Combined scaling, filtering, and scan conversion |
Aug. 5, 2008 |
| 7391476 |
Method and device for interpolating a pixel of an interline of a field |
Jun. 24, 2008 |
| 7391477 |
Apparatus and method for processing video signal |
Jun. 24, 2008 |
| 7382929 |
Spatial scan replication circuit |
Jun. 3, 2008 |
| 7382414 |
Video signal processing apparatus, for controlling contrast compensation and edge compensation in relation to each other in depedence on luminance of an image, and television receiver includin |
Jun. 3, 2008 |
| 7366347 |
Edge detecting method |
Apr. 29, 2008 |
| 7362376 |
Method and apparatus for video deinterlacing and format conversion |
Apr. 22, 2008 |
| 7352397 |
Circuit and method for contour enhancement |
Apr. 1, 2008 |
| 7345711 |
Video signal improving circuit |
Mar. 18, 2008 |
| 7336819 |
Detection of sky in digital color images |
Feb. 26, 2008 |
| 7330599 |
Contour compensation circuit, and a method and program for contour compensation, and an image signal display device |
Feb. 12, 2008 |
| 7321401 |
Contour emphasizing circuit |
Jan. 22, 2008 |
| 7319496 |
Signal processing apparatus, image display apparatus and signal processing method |
Jan. 15, 2008 |
| 7302112 |
Contour-emphasizing circuit |
Nov. 27, 2007 |
| 7283680 |
Method for image processing by unsharp masking |
Oct. 16, 2007 |
| 7280154 |
Interpolative interleaving of video images |
Oct. 9, 2007 |
| 7250984 |
VDT stress mitigating device and method, VDT stress risk quantifying device and method, and recording medium |
Jul. 31, 2007 |
| 7224402 |
Apparatus for processing image signal and method thereof |
May. 29, 2007 |
| 7224405 |
Horizontal contour correction circuit |
May. 29, 2007 |
| 7221404 |
Video signal processing method and device |
May. 22, 2007 |
| 7221408 |
Adaptive contrast enhancement method for video signals based on time-varying nonlinear transforms |
May. 22, 2007 |
| 7218793 |
Reducing differential resolution of separations |
May. 15, 2007 |
| 7190409 |
Method for displaying an image having a maximal brightness |
Mar. 13, 2007 |
| 7184099 |
Controllable signal baseline and frequency emphasis circuit |
Feb. 27, 2007 |
| 7161635 |
Video signal processing |
Jan. 9, 2007 |
| 7161636 |
Vertical sharpness adjustment device and TV receiver therewith |
Jan. 9, 2007 |
| 7161633 |
Apparatus and method for providing a usefulness metric based on coding information for video enhancement |
Jan. 9, 2007 |
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