Patents by Inventor Jung-Won Kang

Jung-Won Kang 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: 20250119559
    Abstract: An image encoding/decoding method and apparatus are disclosed. The method of decoding an image according to the present invention, comprises, obtaining a single stream including subpicture information of a plurality of subpictures; selecting a subpicture to be extracted from among the plurality of subpictures; determining the single stream as a stream to be extracted and obtaining a sub stream for the subpicture to be extracted from the stream to be extracted, by removing or using at least one piece of subpicture information included in the stream to be extracted.
    Type: Application
    Filed: December 13, 2024
    Publication date: April 10, 2025
    Inventors: Sung Chang LIM, Jung Won KANG, Ha Hyun LEE, Jin Ho LEE, Dae Yeon KIM, Ju Ock LEE
  • Patent number: 12273510
    Abstract: An image encoding/decoding method and apparatus are provided. An image decoding method of the present invention comprises decoding first information indicating whether a maximum of N intra prediction modes are used or a maximum of M intra prediction modes are used for an intra prediction for a current block, in which the M is smaller than the N, deriving an intra prediction mode of the current block, inverse-mapping the derived intra prediction mode on a corresponding intra prediction mode among the maximum N intra prediction modes when the decoded first information indicates that the maximum M intra prediction modes are used for the intra prediction for the current block, and generating an intra prediction block by performing an intra prediction for the current block, based on the inverse-mapped intra prediction mode.
    Type: Grant
    Filed: September 1, 2023
    Date of Patent: April 8, 2025
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Dong San Jun, Jin Ho Lee, Jung Won Kang, Hyun Suk Ko, Sung Chang Lim, Ha Hyun Lee, Seung Hyun Cho, Hui Yong Kim, Jin Soo Choi
  • Publication number: 20250113030
    Abstract: The present specification discloses a method of decoding an image. The method of decoding an image according to the method includes: obtaining transform skip information of a current block from a bitstream; obtaining multiple transform selection information of the current block on the basis of the transform skip information from the bitstream; and performing inverse transform on the current block on the basis of the multiple transform selection information, wherein the multiple transform selection information is used to set each of a horizontal transform type and a vertical transform type.
    Type: Application
    Filed: December 12, 2024
    Publication date: April 3, 2025
    Inventors: Jung Won KANG, Ha Hyun LEE, Sung Chang LIM, Jin Ho LEE, Hui Yong KIM, Byeung Woo JEON, Jee Yoon PARK
  • Publication number: 20250112273
    Abstract: An electrolyte solution additive for a lithium secondary battery, a non-aqueous electrolyte solution for a lithium secondary battery comprising the same, and a lithium secondary battery are described. Specifically, the electrolyte solution additive for a lithium secondary battery may comprise a compound represented by Formula 1, wherein in Formula 1, R1 to R3, L and n are described herein.
    Type: Application
    Filed: March 7, 2023
    Publication date: April 3, 2025
    Applicant: LG ENERGY SOLUTION LTD
    Inventors: Yoo Sun Kang, Chul Haeng Lee, Jung Hoon Lee, Sol Ji Park, Jae Won Lee
  • Patent number: 12267492
    Abstract: The present invention relates to a video encoding/decoding method and apparatus. The video decoding method according to the present invention may comprise decoding filter information on a coding unit; classifying samples in the coding unit into classes on a per block classification unit basis; and filtering the coding unit having the samples classified into the classes on a per block classification unit basis by using the filter information.
    Type: Grant
    Filed: December 28, 2023
    Date of Patent: April 1, 2025
    Assignee: INTELLECTUAL DISCOVERY CO., LTD.
    Inventors: Sung Chang Lim, Jung Won Kang, Ha Hyun Lee, Dong San Jun, Hyun Suk Ko, Jin Ho Lee, Hui Yong Kim
  • Patent number: 12267510
    Abstract: The present invention relates to an image information decoding method. The decoding method includes receiving a bit stream including a Network Abstraction Layer (NAL) unit that includes information related to encoded image, and parsing a NAL unit header of the NAL unit. The NAL unit header may not include 1 bit flag information that represents whether a picture is a non-reference picture or a reference picture in the entire bit stream during encoding.
    Type: Grant
    Filed: January 19, 2024
    Date of Patent: April 1, 2025
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Jung Won Kang, Ha Hyun Lee, Jin Soo Choi, Jin Woong Kim
  • Publication number: 20250103102
    Abstract: A resilient member according to an embodiment comprises one surface and the other surface opposite from the one surface. In a resilient member comprising a first area and a second area, the first area is defined as a folding area, and the second area is defined as a non-folding area. A plurality of first patterns are formed on the first area, and a plurality of second patterns are formed on the second area. The first patterns or the second patterns are formed by holes or grooves. The surface area of second openings, which are formed by the holes or grooves of the second patterns on the one surface or the other surface, differ from one another within the second area.
    Type: Application
    Filed: December 6, 2024
    Publication date: March 27, 2025
    Inventors: Duck Hoon PARK, Sung Won Kang, Jung Min Gwak
  • Publication number: 20250106409
    Abstract: The present invention relates to a video encoding/decoding method and apparatus. The video decoding method according to the present invention may comprise dividing a coding unit into a plurality of sub-units according to a block division structure and performing decoding based on the sub-unit, wherein the block division structure is a block division structure in which division is performed so as to include at least one sub-unit having a predetermined block form other than square and rectangle forms.
    Type: Application
    Filed: December 10, 2024
    Publication date: March 27, 2025
    Inventors: Dong San JUN, Ha Hyun LEE, Jung Won KANG, Hyun Suk KO, Sung Chang LIM, Jin Ho LEE, Hui Yong KIM
  • Publication number: 20250104722
    Abstract: A method and device for encoding/decoding an audio signal based on dequantization through potential diffusion are provided. The method of decoding an audio signal includes obtaining a discrete latent vector in which a speech signal is quantized and based on the discrete latent vector, outputting a continuous latent vector in which the discrete latent vector is dequantized.
    Type: Application
    Filed: September 16, 2024
    Publication date: March 27, 2025
    Applicants: Electronics and Telecommunications Research Institute, The Trustees of Indiana University
    Inventors: Inseon JANG, Woo-taek LIM, Soo Young PARK, Seung Kwon BEACK, Jongmo SUNG, Byeongho CHO, Jung Won KANG, Tae Jin LEE, Minje KIM, Haici YANG
  • Publication number: 20250104724
    Abstract: A method and apparatus for encoding/decoding a neural network-based personalized speech are provided. The method includes outputting a first bit stream in which an input speech signal is encrypted, based on the input speech signal, and outputting a second bit stream in which speaker information of the input speech signal is encrypted, based on the input speech signal.
    Type: Application
    Filed: September 16, 2024
    Publication date: March 27, 2025
    Applicants: Electronics and Telecommunications Research Institute, The Trustees of Indiana University
    Inventors: Inseon JANG, Soo Young PARK, Seung Kwon BEACK, Jongmo SUNG, Woo-taek LIM, Byeongho CHO, Jung Won KANG, Tae Jin LEE, Minje KIM, Haici YANG
  • Patent number: 12262003
    Abstract: An image encoding/decoding method and apparatus for performing intra prediction are provided. An image decoding method of the present invention comprises deriving an intra-prediction mode for a current block, determining whether or not a left boundary or an upper boundary of the current block is a boundary of a predetermined image region, configuring a reference sample by using at least one reconstructed sample included in at least one reconstructed sample line adjacent to the current block based on the determination result, and performing intra-prediction for the current block based on the intra-prediction mode and the reference sample.
    Type: Grant
    Filed: June 29, 2023
    Date of Patent: March 25, 2025
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Seung Hyun Cho, Jung Won Kang, Sung Chang Lim, Hyun Suk Ko, Dong San Jun, Jin Ho Lee, Ha Hyun Lee, Hui Yong Kim, Jin Soo Choi
  • Patent number: 12262034
    Abstract: The present invention relates to a method and an apparatus for interlayer prediction, and the method for interlayer prediction, according to the present invention, comprises the steps of: deciding whether to apply an interlayer prediction to an enhancement layer; and performing a prediction on a current block of the enhancement layer based on reference information that is generalized and generated from a reference picture, which is decoded, of a reference layer, when the interlayer prediction is applied, wherein the reference layer information can be encoding information of a reference block, which corresponds to a current block of the enhancement layer, from the reference layer, and residual information.
    Type: Grant
    Filed: October 23, 2023
    Date of Patent: March 25, 2025
    Assignees: Electronics and Telecommunications Research Institute, KWANGWOON UNIVERSITY INDUSTRY-ACADEMIC COLLABORATION FOUNDATION
    Inventors: Ha Hyun Lee, Jung Won Kang, Jin Soo Choi, Jin Woong Kim, Dong Gyu Sim, Hyo Min Choi, Jung Hak Nam
  • Patent number: 12262021
    Abstract: An image encoding/decoding method is provided. An image decoding method of the present invention may comprise deriving an intra-prediction mode of a current luma block, deriving an intra-prediction mode of a current chroma block based on the intra-prediction mode of the current luma block, generating a prediction block of the current chroma block based on the intra-prediction mode of the current chroma block, and the deriving of an intra-prediction mode of a current chroma block may comprise determining whether or not CCLM (Cross-Component Linear Mode) can be performed for the current chroma block.
    Type: Grant
    Filed: February 2, 2024
    Date of Patent: March 25, 2025
    Assignees: Electronics and Telecommunications Research Institute, INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONG UNIVERSITY, CHIPS&MEDIA, INC, INDUSTRY-UNIVERSITY COOPERATION FOUNDATION KOREA AEROSPACE UNIVERSITY
    Inventors: Sung Chang Lim, Jung Won Kang, Ha Hyun Lee, Jin Ho Lee, Hui Yong Kim, Yung Lyul Lee, Ji Yeon Jung, Nam Uk Kim, Myung Jun Kim, Yang Woo Kim, Dae Yeon Kim, Jae Gon Kim, Do Hyeon Park
  • Patent number: 12262001
    Abstract: An image encoding/decoding method and apparatus are provided. An image encoding method performed by an image encoding apparatus may comprise determining an intra-prediction mode of a current block, configuring a reference sample of intra prediction by using at least one of a neighbor pixel of the current block in a current picture and a pixel of a reference picture, and performing intra prediction for the current block based on the intra-prediction mode and the reference sample.
    Type: Grant
    Filed: October 2, 2023
    Date of Patent: March 25, 2025
    Assignees: Electronics and Telecommunications Research Institute, University-Industry Cooperation Group of Kyung Hee University
    Inventors: Jung Won Kang, Hyun Suk Ko, Sung Chang Lim, Jin Ho Lee, Ha Hyun Lee, Dong San Jun, Seung Hyun Cho, Hui Yong Kim, Jin Soo Choi, Gwang Hoon Park, Tae Hyun Kim, Dae Young Lee
  • Publication number: 20250097430
    Abstract: The present invention relates to a video encoding and decoding method. A video decoding method for the same may include: obtaining granularity information; determining a sharing region based on the granularity information; and generating a prediction block of a current block by using motion information of the sharing region when the current block corresponds to the sharing region.
    Type: Application
    Filed: December 4, 2024
    Publication date: March 20, 2025
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Sung Chang LIM, Jung Won KANG, Hyun Suk KO, Jin Ho LEE, Ha Hyun LEE, Dong San JUN, Seung Hyun CHO, Hui Yong KIM, Jin Soo CHOI
  • Publication number: 20250097431
    Abstract: An image encoding/decoding method and apparatus for performing intra prediction are provided. An image decoding method of the present invention comprises deriving an intra prediction mode for a current block, selecting at least one reconstructed sample line neighboring to the current block, constructing a reference sample using at least one reconstructed sample included in the at least one reconstructed sample line, and performing intra prediction for the current block based on the intra prediction mode and the reference sample.
    Type: Application
    Filed: October 9, 2024
    Publication date: March 20, 2025
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Dong San JUN, Jin Ho LEE, Jung Won KANG, Hyun Suk KO, Sung Chang LIM, Ha Hyun LEE, Seung Hyun CHO, Hui Yong KIM, Jin Soo CHOI
  • Publication number: 20250095216
    Abstract: This disclosure provides a method and apparatus for compressing 3-dimensional volume data. The method for encoding a TSDF volume may comprise: lossily encoding magnitude information of a Truncated Signed Distance Field (TSDF) volume based on a hyperprior model; and losslessly encoding sign information of the TSDF volume based on the hyperprior model, wherein the lossy encoding comprises selecting and entropy-encoding some elements from a latent vector for the TSDF volume based on selection information obtained through the hyperprior model.
    Type: Application
    Filed: September 19, 2024
    Publication date: March 20, 2025
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Soo Woong KIM, Gun BANG, Ji Hoon DO, Seong Jun BAE, Jin Ho LEE, Ha Hyun LEE, Jung Won KANG
  • Publication number: 20250098071
    Abstract: A printed circuit board includes: a core substrate including a plurality of core layers; a plurality of magnetic members embedded in each of the plurality of core layers; a first coil pattern disposed on the core substrate; and a second coil pattern disposed below the core substrate.
    Type: Application
    Filed: December 4, 2024
    Publication date: March 20, 2025
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jung Hyun CHO, Jin Won LEE, Byung Kuk KANG, Chang Soo WOO
  • Patent number: 12256062
    Abstract: The present invention relates to an image decoding method. The image decoding method comprises deriving initial motion information of a current block from at least one of motion information of a spatial neighbor block, motion information of a temporal neighbor block, and pre-defined motion information, generating refined motion information by performing motion information refinement for the initial motion information and generating a prediction block of the current block by using the refined motion information.
    Type: Grant
    Filed: March 13, 2019
    Date of Patent: March 18, 2025
    Assignee: LX Semicon Co., Ltd.
    Inventors: Sung Chang Lim, Ha Hyun Lee, Jung Won Kang, Jin Ho Lee, Hui Yong Kim
  • Publication number: 20250080721
    Abstract: Disclosed herein is an image encoding/decoding method. The method of decoding the image includes structuring a motion information candidate list of a current block, selecting a first motion information candidate used for prediction of a first subblock in the current block from the motion information candidate list, selecting a second motion information candidate used for prediction of a second subblock in the current block from the motion information candidate list, generating a prediction sample of the first subblock by performing inter prediction with respect to the first subblock based on the first motion information candidate, and generating a prediction sample of the second subblock by performing inter prediction with the second subblock based on the second motion information candidate. The first and second motion information candidates are any one of candidates in first and second prediction directions in the motion information candidate list, respectively.
    Type: Application
    Filed: November 15, 2024
    Publication date: March 6, 2025
    Inventors: Jung Won KANG, Ha Hyun LEE, Sung Chang LIM, Jin Ho LEE, Hui Yong KIM, Gwang Hoon PARK, Tae Hyun KIM, Dae Young LEE