| Patent Number |
Title Of Patent |
Date Issued |
| RE40372 |
Motion vector prediction method |
June 10, 2008 |
| A motion vector prediction method in an error resilient mode. In the motion vector prediction method capable of decoding backwards, motion vectors of macro blocks are calculated, and motion vectors of macro blocks each having one motion vector are predicted while moving to another ma |
| 7173946 |
Multimedia multiplexing method |
February 6, 2007 |
| A multiplexing method for multimedia communication is provided, which is compatible with the H.223 protocol by changing a header of a multiplex protocol data unit (MUX-PDU). The multiplexing method includes the steps of encoding media data, and multiplexing the media data encoded in the |
| 6895544 |
Encoding method of multimedia data and encoding device therefor |
May 17, 2005 |
| An encoding method for wireless transceiving of multimedia data including video data, and an encoding device therefor are provided. The encoding method includes (a) generating a length field representing the number of bits of a payload, (b) generating an error correction code by performi |
| 6714561 |
Adaptive multiplexing/demultiplexing method and multiplexer/demultiplexer therefor |
March 30, 2004 |
| An adaptive multiplexing/demultiplexing method, and a multiplexer/demultiplexer (MUX/DEMUX) using the same and a computer readable medium including software for implementing the same in an H.324M system, are provided. The adaptive MUX/DEMUX in the H.324M system includes one or more M |
| 6661807 |
Adaptive multiplexing/demultiplexing method and multiplexer/demultiplexer thereor |
December 9, 2003 |
| An adaptive multiplexing/demultiplexing method, and a multiplexer/demultiplexer (MUX/DEMUX) using the same and a computer readable medium including software for implementing the same in an H.324M system, are provided. The adaptive MUX/DEMUX in the H.324M system includes one or more M |
| 6529528 |
Multimedia multiplexing method |
March 4, 2003 |
| A multiplexing method for multimedia communication is provided, which is compatible with the H.223 protocol by changing a header of a multiplex protocol data unit (MUX-PDU). The multiplexing method includes the steps of encoding media data, and multiplexing the media data encoded in the |
| 6317437 |
Adaptive multiplexing/demultiplexing method and multiplexer/demultiplexer therefor |
November 13, 2001 |
| An adaptive multiplexing/demultiplexing method, and a multiplexer/demultiplexer (MUX/DEMUX) using the same and a computer readable medium including software for implementing the same in an H.324M system, are provided. The adaptive MUX/DEMUX in the H.324M system includes one or more M |
| 6128339 |
Apparatus and method for masking video data errors |
October 3, 2000 |
| An apparatus and method for masking video data errors by detecting direct current errors of a block unit during the decoding of video data. A video frame is composed of a plurality of macro blocks formed of a plurality of blocks, each having a predetermined size and a direct current (DC) |
| 6040879 |
Method for decoding video data corrupted by channel noise |
March 21, 2000 |
| In a video decoding method, the video data to be decoded is arranged in a first unit, which first unit includes a plurality of second data units, and each of which second data unit includes an information on a status of the second data unit. First, it is determined whether the status |
| 6034968 |
Adaptive multiplexing/demultiplexing method and multiplexer/demultiplexer therefor |
March 7, 2000 |
| An adaptive multiplexing/demultiplexing method, and a multiplexer/demultiplexer (MUX/DEMUX) using the same in an H.324 system, are provided. The adaptive MUX/DEMUX in the H.324 system includes one or more MUX/DEMUXs having different complexities, between an H.223/Annex A MUX/DEMUX an |
| 5954839 |
Error protection method for multimedia data |
September 21, 1999 |
| An error protection method for multimedia improves data recovery and channel throughput in channels which cause a random error and a burst error by using a rate compatible punctured convolutional code (RCPC) and an automatic retransmission on request (ARQ). In a process of decoding a |
| 5912815 |
Local relaxation method for estimating optical flow |
June 15, 1999 |
| A local relaxation method for estimating optical flow using a Poisson equation is provided. The local relaxation method includes the steps of a) determining the Poisson equation in a linear matrix of Gx=Ex+b according to a change of time, b) decoupling the determined velocity combination |
| 5862263 |
Fractal image compression device and method using perceptual distortion measurement |
January 19, 1999 |
| The fractal image compression device of the present invention contemplates a control unit for dividing a composite image into a plurality of range blocks and a plurality of domain blocks, classifying the range blocks and domain blocks into several classes according to their respective |
| 5825930 |
Motion estimating method |
October 20, 1998 |
| A motion estimating method for determining a motion vector, using a bit rate-distortion technique in image compression. The motion estimating method includes the steps of obtaining a motion vector (x.sub.o, y.sub.o) which minimizes a predetermined error function, assuming a preferred |
| 5754793 |
Wavelet image compression/recovery apparatus and method using human visual system modeling |
May 19, 1998 |
| Input image data is wavelet-transformed into wavelet transformed data. First, second and third quantization values respectively corresponding to the frequency variation, background brightness and edge state of the wavelet transformed data are determined. The wavelet transformed data is |
| 5701369 |
Fractal image compression device and method |
December 23, 1997 |
| A fractal image compression method performed in a digital image processing device includes the steps of: dividing image data representative of a composite image into a plurality of range blocks each having a first predetermined size; designating, for each of the range blocks, a plurality |
