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Class Information
Number: 382/251
Name: Image analysis > Image compression or coding > Quantization
Description: Subject matter in which a broad range of input image values are mapped to a limited number of output image values.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7620199 |
Input complexity adaptive quantization watermarking |
Nov. 17, 2009 |
| 7616825 |
Method for compression of image data and corresponding apparatus and computer-program product |
Nov. 10, 2009 |
| 7617398 |
Derivation and quantization of robust non-local characteristics for blind watermarking |
Nov. 10, 2009 |
| 7613319 |
Electronic watermark generating apparatus, method, and program for generating electronic watermark |
Nov. 3, 2009 |
| 7613352 |
Compression encoder |
Nov. 3, 2009 |
| 7612916 |
Image processing device, image processing method, and computer program |
Nov. 3, 2009 |
| 7609882 |
Image compression and decompression method capable of encoding and decoding pixel data based on a color conversion method |
Oct. 27, 2009 |
| 7609904 |
Transform coding system and method |
Oct. 27, 2009 |
| 7606436 |
Image encoding apparatus and quantization control method |
Oct. 20, 2009 |
| 7606427 |
Efficient rate control techniques for video encoding |
Oct. 20, 2009 |
| 7606433 |
Encoding apparatus, encoding method, and storage medium |
Oct. 20, 2009 |
| 7593464 |
Information processing apparatus and method, and program storage medium |
Sep. 22, 2009 |
| 7589853 |
Image forming system, and information processing apparatus and method |
Sep. 15, 2009 |
| 7583850 |
Image-processing apparatus and method |
Sep. 1, 2009 |
| 7584148 |
Apparatus and method for processing a check, and a computer-readable recording medium storing a check processing control program |
Sep. 1, 2009 |
| 7580579 |
Image-adaptive quantization for JPEG compression |
Aug. 25, 2009 |
| 7580458 |
Method and apparatus for video coding |
Aug. 25, 2009 |
| 7580564 |
Method of an image processor for transforming a n-bit data packet to a m-bit data packet using a lookup table |
Aug. 25, 2009 |
| 7580584 |
Adaptive multiple quantization |
Aug. 25, 2009 |
| 7577302 |
Compressed image data enhancement |
Aug. 18, 2009 |
| 7574066 |
Method for image compression, related system and computer product therefor |
Aug. 11, 2009 |
| 7574060 |
Deblocker for postprocess deblocking |
Aug. 11, 2009 |
| 7574062 |
Image processing apparatus and method capable of finely adjusting data compression rate |
Aug. 11, 2009 |
| 7568103 |
Derivation and quantization of robust non-local characteristics for blind watermarking |
Jul. 28, 2009 |
| 7565022 |
Bit-plane formatting including zero bit-plane detection |
Jul. 21, 2009 |
| 7565021 |
Efficient implementation of block-based transform on graphics processing unit |
Jul. 21, 2009 |
| 7565024 |
Run length coding and decoding |
Jul. 21, 2009 |
| 7561748 |
Electronic camera |
Jul. 14, 2009 |
| 7557961 |
Method for setting boundary value, image signal processing method and apparatus, and printing apparatus |
Jul. 7, 2009 |
| 7558432 |
Adaptive quantization of depth signal in 3D visual coding |
Jul. 7, 2009 |
| 7551790 |
Image capture apparatus capable of correcting captured image |
Jun. 23, 2009 |
| 7546542 |
User interface incorporating graphically based management of controls |
Jun. 9, 2009 |
| 7542617 |
Methods and apparatus for minimizing requantization error |
Jun. 2, 2009 |
| 7542615 |
Image area extraction method, image reconstruction method using the extraction result and apparatus thereof |
Jun. 2, 2009 |
| 7536059 |
Luminance preserving color quantization in RGB color space |
May. 19, 2009 |
| 7532765 |
Run length encoded digital image |
May. 12, 2009 |
| 7529415 |
Adaptive and progressive protection of fixed images encoded in wavelets |
May. 5, 2009 |
| 7522776 |
Digital video media duplication or transmission quality measurement |
Apr. 21, 2009 |
| 7505630 |
Image processing apparatus, image processing method, program, and recording medium that allow setting of most appropriate post-quantization condition |
Mar. 17, 2009 |
| 7506071 |
Methods for managing an interactive streaming image system |
Mar. 17, 2009 |
| 7492819 |
Video coding apparatus |
Feb. 17, 2009 |
| 7486828 |
Method and apparatus for processing an image data for output |
Feb. 3, 2009 |
| 7483581 |
Apparatus and method for encoding digital image data in a lossless manner |
Jan. 27, 2009 |
| 7480332 |
Bit rate control method and apparatus for MPEG-4 video coding |
Jan. 20, 2009 |
| 7477688 |
Methods for efficient bandwidth scaling of compressed video data |
Jan. 13, 2009 |
| 7474697 |
Apparatus and method for partitioning moving picture data |
Jan. 6, 2009 |
| 7466742 |
Detection of entropy in connection with audio signals |
Dec. 16, 2008 |
| 7463778 |
Motion estimation for compressing multiple view images |
Dec. 9, 2008 |
| 7463387 |
Multilevel value output device |
Dec. 9, 2008 |
| 7463783 |
Constant magnification imaging method and system |
Dec. 9, 2008 |
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