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Browse by Category: Main > Communications
Class Information
Number: 375/240.22
Name: Pulse or digital communications > Bandwidth reduction or expansion > Television or motion video signal > Vector quantization
Description: Subject matter wherein a limited number of image values are stored in a codebook and used to represent the input image values.


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
7613605 Audio signal encoding apparatus and method 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
7606311 Macroblock information signaling for interlaced frames Oct. 20, 2009
7587314 Single-codebook vector quantization for multiple-rate applications Sep. 8, 2009
7574726 Resource allocation in multi-stream IP network for optimized quality of service Aug. 11, 2009
7559078 Resource allocation in multi-stream IP network for optimized quality of service Jul. 7, 2009
7548248 Method and apparatus for image blending Jun. 16, 2009
7454692 Encoder based error resilience method in a video codec Nov. 18, 2008
7349579 Image processing device, image processing method, and image reading method Mar. 25, 2008
7339506 Variable length coding method and variable length decoding method Mar. 4, 2008
7312730 Variable length coding method and variable length decoding method Dec. 25, 2007
7312731 Variable length coding method and variable length decoding method Dec. 25, 2007
7302107 JPEG encoding for document images using pixel classification Nov. 27, 2007
7260826 Resource allocation in multi-stream IP network for optimized quality of service Aug. 21, 2007
7230633 Method and apparatus for image blending Jun. 12, 2007
7203375 Quantization error compensation apparatus and method thereof Apr. 10, 2007
7151856 Picture coding apparatus and picture coding method Dec. 19, 2006
7042949 Robust data transmission using broadcast digital television signals May. 9, 2006
7034849 Method and apparatus for image blending Apr. 25, 2006
7020194 Apparatus and method for vector descriptor representation and multimedia data retrieval Mar. 28, 2006
7003039 Dictionary generation method for video and image compression Feb. 21, 2006
6968092 System and method for reduced codebook vector quantization Nov. 22, 2005
6968010 Method for efficient low power motion estimation of a video frame sequence Nov. 22, 2005
6947944 Database managing apparatus and database record retrieving apparatus Sep. 20, 2005
6944227 Method and apparatus for motion vector field encoding Sep. 13, 2005
6925119 Process and system for the compression of digital video signals, a system and a computer program product therefor Aug. 2, 2005
6898326 Image processing apparatus and method May. 24, 2005
6859558 Method for eliminating blocking effect in compressed video signal Feb. 22, 2005
6853683 Regularized dequantizer for DCT-based transform coding Feb. 8, 2005
6834081 Coding apparatus and method for orientation interpolator node Dec. 21, 2004
6829302 Pixel calculating device Dec. 7, 2004
6807312 Robust codebooks for vector quantization Oct. 19, 2004
6754282 DC-free run length constrained line coding with channel gain Jun. 22, 2004
6738423 Method for encoding and decoding video information, a motion compensated video encoder and a corresponding decoder May. 18, 2004
6728319 Decoding method and apparatus Apr. 27, 2004
6728413 Lattice vector quantization in image compression and decompression Apr. 27, 2004
6701021 System and method for encoding/decoding multidimensional data using successive approximation multi-stage vector quantization Mar. 2, 2004
6671416 Method for transmitting data using an embedded bit stream produced in a hierarchical table-lookup vector quantizer Dec. 30, 2003
6628718 Color solid-state image-pickup camera system Sep. 30, 2003
6625323 Method for compressing and decompressing digital having text Sep. 23, 2003
6621935 System and method for robust image representation over error-prone channels Sep. 16, 2003
6584232 Image encoding apparatus, image encoding method, and recording medium in which image encoding program is recorded Jun. 24, 2003
6546146 System for interactive visualization and analysis of imaging spectrometry datasets over a wide-area network Apr. 8, 2003
6546049 Parameterized quantization matrix adaptation for video encoding Apr. 8, 2003
6539122 Adaptive wavelet coding of hyperspectral imagery Mar. 25, 2003
6535555 Quantizing method and device for video compression Mar. 18, 2003
6532309 Picture decoding method and apparatus Mar. 11, 2003
6529553 HVQ compression for image boundaries Mar. 4, 2003
6516297 Multiple description lattice vector quantization Feb. 4, 2003
6501797 System and method for improved fine granular scalable video using base layer coding information Dec. 31, 2002

1 2 3 4


 
 
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