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Class Information
Number: 348/251
Name: Television > Camera, system and detail > Combined image signal generator and general image signal processing > Including noise or undesired signal reduction > Shading or black spot correction
Description: Subject matter including an apparatus to compensate for brightness level variations in different areas of a given reproduced picture due to unequal characteristics of, or imperfections in, the image signal generator.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7619597 |
Method and system for programming, calibrating and driving a light emitting device display |
Nov. 17, 2009 |
| 7619668 |
Abnormality detecting apparatus for imaging apparatus |
Nov. 17, 2009 |
| 7609305 |
Methods and systems for anti shading correction in image sensors |
Oct. 27, 2009 |
| 7596280 |
Video acquisition with integrated GPU processing |
Sep. 29, 2009 |
| 7580071 |
Electronic camera and control program of same for detecting foreign materials |
Aug. 25, 2009 |
| 7570808 |
Better picture for inexpensive cameras |
Aug. 4, 2009 |
| 7561306 |
One-dimensional lens shading correction |
Jul. 14, 2009 |
| 7554585 |
Image sensing apparatus applied to interval photography and dark noise suppression processing method therefor |
Jun. 30, 2009 |
| 7548262 |
Method, apparatus, imaging module and program for improving image quality in a digital imaging device |
Jun. 16, 2009 |
| 7538805 |
Apparatus for compensating for shading on a picture picked up by a solid-state image sensor over a broad dynamic range |
May. 26, 2009 |
| 7538806 |
Shading correction method and system and digital camera |
May. 26, 2009 |
| 7515178 |
Method of correcting distortions in digital images captured by a digital camera system |
Apr. 7, 2009 |
| 7505067 |
Digital camera with camera shake compensation |
Mar. 17, 2009 |
| 7502057 |
Method and apparatus for color non-uniformity correction in a digital camera |
Mar. 10, 2009 |
| 7499088 |
Imaging apparatus, imaging method and imaging processing program |
Mar. 3, 2009 |
| 7486317 |
Image processing method and apparatus for red eye correction |
Feb. 3, 2009 |
| 7471319 |
Lens and CCD correction using singular value decomposition |
Dec. 30, 2008 |
| 7466352 |
Gamma correction device in image capturing apparatus |
Dec. 16, 2008 |
| 7463294 |
Signal processing unit for correcting shading of image signal, and electronic camera |
Dec. 9, 2008 |
| 7453502 |
Lens shading algorithm |
Nov. 18, 2008 |
| 7432965 |
Black level correcting device and electronic camera |
Oct. 7, 2008 |
| 7433099 |
Image sensing apparatus, image sensing method, program, and storage medium |
Oct. 7, 2008 |
| 7432966 |
Image data correcting method and imaging device |
Oct. 7, 2008 |
| 7424169 |
Active compensation of streaks using spatial filtering and feedback control |
Sep. 9, 2008 |
| 7408576 |
Techniques for modifying image field data as a function of radius across the image field |
Aug. 5, 2008 |
| 7397505 |
CMOS sensor with over-saturation abatement |
Jul. 8, 2008 |
| 7391442 |
Digital camera including a distortion correction system |
Jun. 24, 2008 |
| 7391450 |
Techniques for modifying image field data |
Jun. 24, 2008 |
| 7388609 |
Dynamic identification and correction of defective pixels |
Jun. 17, 2008 |
| 7388610 |
Techniques of modifying image field data by extrapolation |
Jun. 17, 2008 |
| 7388998 |
Apparatus and method for controlling brightness of moving image signals in real time |
Jun. 17, 2008 |
| 7386185 |
Image processing device and image processing method |
Jun. 10, 2008 |
| 7385637 |
Method for determining image sensor reference image |
Jun. 10, 2008 |
| 7355639 |
Lens correction using processed YUV data |
Apr. 8, 2008 |
| 7352496 |
Image scanning device and shading compensation method thereof |
Apr. 1, 2008 |
| 7348993 |
System and method for obtaining accurate image content |
Mar. 25, 2008 |
| 7349014 |
Image pickup apparatus, operation processing method therefor, program for implementing the method, and storage medium storing the program |
Mar. 25, 2008 |
| 7327392 |
Signal processing apparatus |
Feb. 5, 2008 |
| 7317482 |
Distance calculating method and imaging device |
Jan. 8, 2008 |
| 7310450 |
Method of detecting and correcting dust in digital images based on aura and shadow region analysis |
Dec. 18, 2007 |
| 7283165 |
Method and apparatus for image processing using weighted defective pixel replacement |
Oct. 16, 2007 |
| 7256826 |
Image processing circuit of image input device |
Aug. 14, 2007 |
| 7233352 |
Method and apparatus for color non-uniformity correction in a digital camera |
Jun. 19, 2007 |
| 7221808 |
Image processing device |
May. 22, 2007 |
| 7212239 |
Device and method for image pickup which corrects data for the picked-up image |
May. 1, 2007 |
| 7206460 |
Method for contrast matching of multiple images of the same object or scene to a common reference image |
Apr. 17, 2007 |
| 7181091 |
Method, apparatus, and recording medium for correcting appreciation data |
Feb. 20, 2007 |
| 7161626 |
Image reading apparatus |
Jan. 9, 2007 |
| 7112779 |
Optical apparatus and beam splitter |
Sep. 26, 2006 |
| 7079702 |
Image processing method and apparatus for judging image condition and correcting image |
Jul. 18, 2006 |
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