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Class Information
Number: 375/240.2
Name: Pulse or digital communications > Bandwidth reduction or expansion > Television or motion video signal > Transform > Discrete cosine
Description: Subject matter wherein the mathematical transformation involves the discrete cosine transformation.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7627187 |
Low complexity and unified transforms for video coding |
Dec. 1, 2009 |
| 7623720 |
Image processing apparatus and method |
Nov. 24, 2009 |
| 7620108 |
Integrated spatial-temporal prediction |
Nov. 17, 2009 |
| 7609902 |
Implementation of discrete cosine transformation and its inverse on programmable graphics processor |
Oct. 27, 2009 |
| 7609766 |
System of intra-picture complexity preprocessing |
Oct. 27, 2009 |
| 7596297 |
Information processing apparatus and method program, and recording medium |
Sep. 29, 2009 |
| 7580843 |
Synthesis subband filter process and apparatus |
Aug. 25, 2009 |
| 7561620 |
System and process for compressing and decompressing multiple, layered, video streams employing spatial and temporal encoding |
Jul. 14, 2009 |
| 7558428 |
Accelerated video encoding using a graphics processing unit |
Jul. 7, 2009 |
| 7555044 |
Frequency coefficient scanning paths for coding digital video content |
Jun. 30, 2009 |
| 7548583 |
Generation and use of masks in MPEG video encoding to indicate non-zero entries in transformed macroblocks |
Jun. 16, 2009 |
| 7526030 |
Digital signal conversion method and digital signal conversion device |
Apr. 28, 2009 |
| 7499491 |
Apparatus for adaptive multiple-dimentional signal sequences encoding/decoding |
Mar. 3, 2009 |
| 7492822 |
Compression techniques |
Feb. 17, 2009 |
| 7486731 |
Compression techniques |
Feb. 3, 2009 |
| 7474697 |
Apparatus and method for partitioning moving picture data |
Jan. 6, 2009 |
| 7440501 |
Method and apparatus for controlling loop filtering or post filtering in block based motion compensationed video coding |
Oct. 21, 2008 |
| 7426311 |
Object-based coding and decoding apparatuses and methods for image signals |
Sep. 16, 2008 |
| 7424057 |
Data format transcoding apparatus and associated method |
Sep. 9, 2008 |
| 7424151 |
Method and system for image classification and halftone frequency detection |
Sep. 9, 2008 |
| 7418134 |
Method and apparatus for foreground segmentation of video sequences |
Aug. 26, 2008 |
| 7408991 |
Error detection in low bit-rate video transmission |
Aug. 5, 2008 |
| 7379500 |
Low-complexity 2-power transform for image/video compression |
May. 27, 2008 |
| 7376280 |
Video encoding and decoding |
May. 20, 2008 |
| 7372906 |
Compression circuitry for generating an encoded bitstream from a plurality of video frames |
May. 13, 2008 |
| 7369613 |
Process for the format conversion of MPEG bitstreams, a system and computer program product therefor |
May. 6, 2008 |
| 7369706 |
Image-data processing device, image-data processing method, image-data distributing device and image-data transmitting system |
May. 6, 2008 |
| 7366240 |
Decoder and method of decoding using pseudo two pass decoding and one pass encoding |
Apr. 29, 2008 |
| 7356082 |
Video/audio signal processing method and video-audio signal processing apparatus |
Apr. 8, 2008 |
| 7356191 |
Image encoding apparatus and method, program and recording medium |
Apr. 8, 2008 |
| 7352811 |
Data encoding apparatus and method |
Apr. 1, 2008 |
| 7352812 |
Method and apparatus for controlling loop filtering or post filtering in block based motion compensationed video coding |
Apr. 1, 2008 |
| 7349476 |
Digital motion picture decoding apparatus and digital motion picture decoding method |
Mar. 25, 2008 |
| 7342962 |
Transcoders and methods |
Mar. 11, 2008 |
| 7302107 |
JPEG encoding for document images using pixel classification |
Nov. 27, 2007 |
| 7295609 |
Method and apparatus for coding image information, method and apparatus for decoding image information, method and apparatus for coding and decoding image information, and system of coding and |
Nov. 13, 2007 |
| 7292730 |
Two-dimensional inverse discrete cosine transforming |
Nov. 6, 2007 |
| 7286713 |
Method for detecting and classifying block edge from DCT-compressed image |
Oct. 23, 2007 |
| 7280698 |
Method and apparatus for displaying noticeable image and system for remotely monitoring image |
Oct. 9, 2007 |
| 7280595 |
Post-inverse-quantization AC prediction with a unified variable-length-decoding and inverse-quantization stage |
Oct. 9, 2007 |
| 7277586 |
Images combination processing system, images combination processing method, and images combination processing program |
Oct. 2, 2007 |
| 7272263 |
Image decoding with a simplified process |
Sep. 18, 2007 |
| 7250878 |
Decoding device with multi-buffers and decoding method thereof |
Jul. 31, 2007 |
| 7248632 |
Video data storage and transmission system and method |
Jul. 24, 2007 |
| 7245662 |
DCT-based scalable video compression |
Jul. 17, 2007 |
| 7242713 |
2-D transforms for image and video coding |
Jul. 10, 2007 |
| 7236528 |
System and method for processing time-based media |
Jun. 26, 2007 |
| 7236529 |
Methods and systems for video transcoding in DCT domain with low complexity |
Jun. 26, 2007 |
| 7233623 |
Method and scalable architecture for parallel calculation of the DCT of blocks of pixels of different sizes and compression through fractal coding |
Jun. 19, 2007 |
| 7227898 |
Digital signal conversion method and digital signal conversion device |
Jun. 5, 2007 |
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