Patents by Inventor Wook Je JEONG

Wook Je JEONG has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20240406398
    Abstract: An image decoding method is disclosed in the present specification. A method of decoding an image, the method may comprises determining whether to perform a context update for a first syntax element of a current block, updating, on the basis of the determination, a context for entropy decoding of the first syntax element and generating, on the basis of the updated context, a bin for the first syntax element, and wherein whether to perform the context update is determined on the basis of the number of pre-decoded predetermined syntax elements for the current block.
    Type: Application
    Filed: August 9, 2024
    Publication date: December 5, 2024
    Applicants: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, CHIPS&MEDIA, INC
    Inventors: Sung Chang LIM, Jung Won KANG, Ha Hyun LEE, Jin Ho LEE, Hui Yong KIM, Dae Yeon KIM, Wook Je JEONG, Hyun Gyu KIM
  • Publication number: 20240323449
    Abstract: An image decoding is performed by steps including: determining whether or not to perform filtering on a boundary of a current block; determining a filtering strength on the boundary of the current block, and a number of samples used in filtering; and performing filtering on the boundary of the current block on the basis of the filtering strength and the number of samples used in filtering, where the number of samples used in filtering is determined on the basis of a size of the current block.
    Type: Application
    Filed: May 28, 2024
    Publication date: September 26, 2024
    Applicants: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, CHIPS&MEDIA, INC, INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONG UNIVERSITY, INDUSTRY-UNIVERSITY COOPERATION FOUNDATION KOREA AEROSPACE UNIVERSITY
    Inventors: Sung Chang LIM, Jung Won KANG, Ha Hyun LEE, Jin Ho LEE, Hui Yong KIM, Dae Yeon KIM, Wook Je JEONG, Dong Jin PARK, Min Yong JEON, Yung Lyul LEE, Nam Uk KIM, Myung Jun KIM, Ji Youn JUNG, Jae Gon KIM
  • Patent number: 12101483
    Abstract: An image decoding method is disclosed in the present specification. A method of decoding an image, the method may comprises determining whether to perform a context update for a first syntax element of a current block, updating, on the basis of the determination, a context for entropy decoding of the first syntax element and generating, on the basis of the updated context, a bin for the first syntax element, and wherein whether to perform the context update is determined on the basis of the number of pre-decoded predetermined syntax elements for the current block.
    Type: Grant
    Filed: December 22, 2022
    Date of Patent: September 24, 2024
    Assignees: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, CHIPS & MEDIA, INC
    Inventors: Sung Chang Lim, Jung Won Kang, Ha Hyun Lee, Jin Ho Lee, Hui Yong Kim, Dae Yeon Kim, Wook Je Jeong, Hyun Gyu Kim
  • Patent number: 12034977
    Abstract: An image decoding is performed by steps including: determining whether or not to perform filtering on a boundary of a current block; determining a filtering strength on the boundary of the current block, and a number of samples used in filtering; and performing filtering on the boundary of the current block on the basis of the filtering strength and the number of samples used in filtering, where the number of samples used in filtering is determined on the basis of a size of the current block.
    Type: Grant
    Filed: June 28, 2019
    Date of Patent: July 9, 2024
    Assignees: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, CHIPS & MEDIA, INC, INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONG UNIVERSITY, INDUSTRY-UNIVERSITY COOPERATION FOUNDATION KOREA AEROSPACE UNIVERSITY
    Inventors: Sung Chang Lim, Jung Won Kang, Ha Hyun Lee, Jin Ho Lee, Hui Yong Kim, Dae Yeon Kim, Wook Je Jeong, Dong Jin Park, Min Yong Jeon, Yung Lyul Lee, Nam Uk Kim, Myung Jun Kim, Ji Youn Jung, Jae Gon Kim
  • Publication number: 20240056602
    Abstract: There is provided an image encoding/decoding method and apparatus. The image decoding method comprises decoding information on whether or not to perform motion information refinement from a bitstream, obtaining second motion information for first motion information on a current block on the basis of the information and reconstructing at least one of the current block and a neighboring block of the current block by using at least one of the first motion information and the second motion information.
    Type: Application
    Filed: October 24, 2023
    Publication date: February 15, 2024
    Applicants: Electronics and Telecommunications Research Institute, CHIPS&MEDIA, INC
    Inventors: Sung Chang LIM, Jung Won KANG, Ha Hyun LEE, Jin Ho LEE, Hui Yong KIM, Dae Yeon KIM, Dong Jin PARK, Myoung Hun JANG, Wook Je JEONG
  • Publication number: 20230132843
    Abstract: An image decoding method is disclosed in the present specification. A method of decoding an image, the method may comprises determining whether to perform a context update for a first syntax element of a current block, updating, on the basis of the determination, a context for entropy decoding of the first syntax element and generating, on the basis of the updated context, a bin for the first syntax element, and wherein whether to perform the context update is determined on the basis of the number of pre-decoded predetermined syntax elements for the current block.
    Type: Application
    Filed: December 22, 2022
    Publication date: May 4, 2023
    Applicants: Electronics and Telecommunications Research Institute, CHIPS&MEDIA, INC
    Inventors: Sung Chang LIM, Jung Won KANG, Ha Hyun LEE, Jin Ho LEE, Hui Yong KIM, Dae Yeon KIM, Wook Je JEONG, Hyun Gyu KIM
  • Patent number: 11570440
    Abstract: An image decoding method is disclosed in the present specification. A method of decoding an image, the method may comprises determining whether to perform a context update for a first syntax element of a current block, updating, on the basis of the determination, a context for entropy decoding of the first syntax element and generating, on the basis of the updated context, a bin for the first syntax element, and wherein whether to perform the context update is determined on the basis of the number of pre-decoded predetermined syntax elements for the current block.
    Type: Grant
    Filed: November 21, 2019
    Date of Patent: January 31, 2023
    Assignees: Electronics and Telecommunications Research Institute, CHIPS & MEDIA, INC
    Inventors: Sung Chang Lim, Jung Won Kang, Ha Hyun Lee, Jin Ho Lee, Hui Yong Kim, Dae Yeon Kim, Wook Je Jeong, Hyun Gyu Kim
  • Publication number: 20220014749
    Abstract: An image decoding method is disclosed in the present specification. A method of decoding an image, the method may comprises determining whether to perform a context update for a first syntax element of a current block, updating, on the basis of the determination, a context for entropy decoding of the first syntax element and generating, on the basis of the updated context, a bin for the first syntax element, and wherein whether to perform the context update is determined on the basis of the number of pre-decoded predetermined syntax elements for the current block.
    Type: Application
    Filed: November 21, 2019
    Publication date: January 13, 2022
    Applicants: Electronics and Telecommunications Research Institute, CHIPS&MEDIA, INC
    Inventors: Sung Chang LIM, Jung Won KANG, Ha Hyun LEE, Jin Ho LEE, Hui Yong KIM, Dae Yeon KIM, Wook Je JEONG, Hyun Gyu KIM
  • Publication number: 20210352326
    Abstract: The present specification discloses a method of decoding an image. The method includes performing dequantization on a current block to obtain a transform coefficient of the current block; performing at least one inverse transform of primary inverse transform and secondary inverse transform on the transform coefficient of the current block to obtain a residual block of the current block; and adding the residual block of the current block and a prediction block of the current block to obtain a reconstructed block of the current block, wherein the secondary inverse transform is performed only when the current block is in an intra prediction mode.
    Type: Application
    Filed: September 19, 2019
    Publication date: November 11, 2021
    Applicants: Electronics and Telecommunications Research Institute, CHIPS&MEDIA, INC, INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONG UNIVERSITY, INDUSTRY-UNIVERSITY COOPERATION FOUNDATION KOREA AEROSPACE UNIVERSITY
    Inventors: Sung Chang LIM, Jung Won KANG, Ha Hyun LEE, Jin Ho LEE, Hui Yong KIM, Dae Yeon KIM, Dong Jin PARK, Wook Je JEONG, Yung Lyul LEE, Jae Gon KIM
  • Publication number: 20210274223
    Abstract: In the present specification, an image decoding method is disclosed. The image decoding method includes: determining whether or not to perform filtering on a boundary of a current block; determining a filtering strength on the boundary of the current block, and a number of samples used in filtering; and performing filtering on the boundary of the current block on the basis of the filtering strength and the number of samples used in filtering, wherein the number of samples used in filtering is determined on the basis of a size of the current block.
    Type: Application
    Filed: June 28, 2019
    Publication date: September 2, 2021
    Applicants: Electronics and Telecommunications Research Institute, CHIPS&MEDIA, INC, INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONG UNIVERSITY, INDUSTRY-UNIVERSITY COOPERATION FOUNDATION KOREA AEROSPACE UNIVERSITY
    Inventors: Sung Chang LIM, Jung Won KANG, Ha Hyun LEE, Jin Ho LEE, Hui Yong KIM, Dae Yeon KIM, Wook Je JEONG, Dong Jin PARK, Min Yong JEON, Yung Lyul LEE, Nam Uk KIM, Myung Jun KIM, Ji Youn JUNG, Jae Gon KIM
  • Publication number: 20210274217
    Abstract: There is provided an image encoding/decoding method and apparatus. The image decoding method comprises decoding information on whether or not to perform motion information refinement from a bitstream, obtaining second motion information for first motion information on a current block on the basis of the information and reconstructing at least one of the current block and a neighboring block of the current block by using at least one of the first motion information and the second motion information.
    Type: Application
    Filed: June 28, 2019
    Publication date: September 2, 2021
    Applicants: Electronics and Telecommunications Research Institute, CHIPS&MEDIA, INC
    Inventors: Sung Chang LIM, Jung Won KANG, Ha Hyun LEE, Jin Ho LEE, Hui Yong KIM, Dae Yeon KIM, Dong Jin PARK, Myoung Hun JANG, Wook Je JEONG
  • Patent number: 10165293
    Abstract: Provided is an apparatus for processing a video. The apparatus for processing a video includes an image receiving module that is configured to receive encoded data; a filtering module that is configured to filter an image frame reconstructed from the encoded image; a block dividing module that is configured to divide the filtered image frame into a plurality of blocks; a compression module that is configured to selectively compress each of the plurality of blocks by determining each compression method for the blocks, package the compressed or uncompressed plurality of blocks into a predetermined unit; and a frame buffer memory that is configured to record the packaged data and the lookup table information.
    Type: Grant
    Filed: August 31, 2015
    Date of Patent: December 25, 2018
    Assignee: CHIPS & MEDIA, INC
    Inventors: Wook Je Jeong, Min Yong Jeon, Dong Jin Park
  • Patent number: 10158870
    Abstract: Provided is a video processing apparatus for processing motion compensation of a plurality of frames. The video processing apparatus includes an image receiving receiver, a filter, a block divider, a compression processor, and a frame buffer memory. The image receiving receiver receives encoded data The filter an image frame reconstructed from the encoded data, and a block divider divides a reference frame into a plurality of blocks in a predetermined block dividing unit. The each of the plurality of blocks has an identical size. A compression processor compresses each of the plurality of blocks in a method selected from one of an uncompression method or a lossless compression method on a basis of reduction or non-reduction of bandwidths with respect to a frame buffer memory that contains the reference frame and packages the plurality of blocks in a unit of a burst group. A size of the burst group corresponds to a burst length of the frame buffer memory.
    Type: Grant
    Filed: August 31, 2015
    Date of Patent: December 18, 2018
    Assignee: CHIPS & MEDIA, INC
    Inventors: Wook Je Jeong, Min Yong Jeon, Dong Jin Park
  • Patent number: 10129554
    Abstract: Provided is an apparatus for processing a video. The apparatus for processing a video includes an image receiving module that is configured to receive encoded data, a filtering module that is configured to filter an image frame reconstructed from the encoded image, a block dividing module that is configured to divide the filtered image frame into a plurality of blocks, a compression module that is configured to compress each of the plurality of blocks, package the compressed plurality of blocks into a predetermined unit, and generate lookup table information corresponding to each of the packaged plurality of blocks, and a frame buffer memory that is configured to record the packaged data and the lookup table information.
    Type: Grant
    Filed: August 31, 2015
    Date of Patent: November 13, 2018
    Assignee: CHIPS & MEDIA, INC
    Inventors: Wook Je Jeong, Min Yong Jeon, Dong Jin Park
  • Patent number: 10123029
    Abstract: Provided is an apparatus for processing a video. The apparatus for processing a video includes an image receiving module that is configured to receive encoded data, a filtering module that is configured to filter an image frame reconstructed from the encoded image, a block dividing module to divide the filtered image frame into a predetermined block dividing unit, a compression module to compress each of the plurality of blocks, to package the compressed plurality of blocks into a predetermined packaging unit, and to generate lookup table information corresponding to each of the packaged block, a frame buffer memory that is configured to record the packaged data, a first decompression module that is configured to perform first decompression of one or more of the recorded blocks corresponding to a particular frame for motion compensating by using the lookup table information, and a converter that is configured to decompress the recorded blocks to output sequentially by using the lookup table information.
    Type: Grant
    Filed: August 31, 2015
    Date of Patent: November 6, 2018
    Assignee: CHIPS & MEDIA, INC
    Inventors: Wook Je Jeong, Min Yong Jeon, Dong Jin Park
  • Patent number: 10038910
    Abstract: Provided is an apparatus for processing a video. The apparatus for processing a video includes an image receiving module that is configured to receive encoded data, a filtering module that is configured to filter an image frame reconstructed from the encoded image, a block dividing module to divide the filtered image frame into a predetermined block dividing unit, a compression module to compress each of the plurality of blocks, to package the compressed plurality of blocks into a predetermined packaging unit, and to generate lookup table information corresponding to each of the packaged block, a frame buffer memory that is configured to record the packaged data, and a decompression module that is configured to obtain and decompress at least one of the packaged blocks by using the lookup table information.
    Type: Grant
    Filed: August 31, 2015
    Date of Patent: July 31, 2018
    Assignee: CHIPS & MEDIA, INC.
    Inventors: Wook Je Jeong, Min Yong Jeon, Dong Jin Park
  • Publication number: 20160057440
    Abstract: Provided is an apparatus for processing a video. The apparatus for processing a video includes an image receiving module that is configured to receive encoded data, a filtering module that is configured to filter an image frame reconstructed from the encoded image, a block dividing module to divide the filtered image frame into a predetermined block dividing unit, a compression module to compress each of the plurality of blocks, to package the compressed plurality of blocks into a predetermined packaging unit, and to generate lookup table information corresponding to each of the packaged block, a frame buffer memory that is configured to record the packaged data, a first decompression module that is configured to perform first decompression of one or more of the recorded blocks corresponding to a particular frame for motion compensating by using the lookup table information, and a converter that is configured to decompress the recorded blocks to output sequentially by using the lookup table information.
    Type: Application
    Filed: August 31, 2015
    Publication date: February 25, 2016
    Inventors: Wook Je JEONG, Min Yong JEON, Dong Jin PARK
  • Publication number: 20150373353
    Abstract: Provided is an apparatus for processing a video. The apparatus for processing a video includes an image receiving module that is configured to receive encoded data, a filtering module that is configured to filter an image frame reconstructed from the encoded image, a block dividing module to divide the filtered image frame into a predetermined block dividing unit, a compression module to compress each of the plurality of blocks, to package the compressed plurality of blocks into a predetermined packaging unit, and to generate lookup table information corresponding to each of the packaged block, a frame buffer memory that is configured to record the packaged data, and a decompression module that is configured to obtain and decompress at least one of the packaged blocks by using the lookup table information.
    Type: Application
    Filed: August 31, 2015
    Publication date: December 24, 2015
    Inventors: Wook Je JEONG, Min Yong JEON, Dong Jin PARK
  • Publication number: 20150373352
    Abstract: Provided is an apparatus for processing a video. The apparatus for processing a video includes an image receiving module that is configured to receive encoded data; a filtering module that is configured to filter an image frame reconstructed from the encoded image; a block dividing module that is configured to divide the filtered image frame into a plurality of blocks; a compression module that is configured to selectively compress each of the plurality of blocks by determining each compression method for the blocks, package the compressed or uncompressed plurality of blocks into a predetermined unit; and a frame buffer memory that is configured to record the packaged data and the lookup table information.
    Type: Application
    Filed: August 31, 2015
    Publication date: December 24, 2015
    Inventors: Wook Je JEONG, Min Yong JEON, Dong Jin PARK
  • Publication number: 20150373368
    Abstract: Provided is an apparatus for processing a video. The apparatus for processing a video includes an image receiving module that is configured to receive encoded data, a filtering module that is configured to filter an image frame reconstructed from the encoded image, a block dividing module to output a plurality of blocks in identical size by dividing the filtered image frame into a predetermined block dividing unit, a compression module to compress each of the plurality of blocks, to package the compressed plurality of blocks into a predetermined packaging unit, and a frame buffer memory that is configured to record the packaged data and the lookup table information.
    Type: Application
    Filed: August 31, 2015
    Publication date: December 24, 2015
    Inventors: Wook Je JEONG, Min Yong JEON, Dong Jin PARK