Patents by Inventor Jin Heo

Jin Heo 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: 20230178116
    Abstract: An electronic device includes: a display; and a processor configured to: play a video on the display by using a first application, obtain playback information associated with playing the video by using the first application, activate a second application while the video is played by using the first application, determine a frame of the video corresponding to a time point at which the second application is activated, and seek the frame to play the video by using the second application, based on the second application being able to seek the frame within a reference time.
    Type: Application
    Filed: January 30, 2023
    Publication date: June 8, 2023
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Wonki KIM, Keunha CHOI, Jin HEO
  • Patent number: 11671585
    Abstract: An image decoding method performed by a decoding apparatus according to the present disclosure includes receiving intra prediction information including at least one of most probable mode (MPM) flag information representing whether to derive an intra prediction mode for a current block based on MPM candidates for the current block or planar flag information representing whether to determine the intra prediction mode for the current block as a planar mode, deriving the intra prediction mode for the current block based on the MPM flag information and the planar flag information, deriving a predicted block for the current block based on the intra prediction mode for the current block, and generating a reconstructed picture based on the predicted block.
    Type: Grant
    Filed: May 14, 2021
    Date of Patent: June 6, 2023
    Assignee: LG ELECTRONICS INC.
    Inventors: Ling Li, Jaehyun Lim, Jin Heo, Jangwon Choi, Seunghwan Kim
  • Patent number: 11671598
    Abstract: An image decoding method, which is performed by a decoding device according to the present document, is characterized by including: a step for receiving a bitstream including residual information about the current block; a step for deriving a maximum value of the number of context-encoding bins for context syntax elements coded on the basis of context included in the residual information; a step for entropy-decoding the context syntax elements on the basis of the maximum value; a step for deriving conversion coefficients for the current block on the basis of the entropy-decoded context syntax elements; a step for deriving a residual sample for the current block on the basis of the conversion coefficients; and a step for generating a reconstructed picture on the basis of the residual sample for the current block.
    Type: Grant
    Filed: December 31, 2019
    Date of Patent: June 6, 2023
    Assignee: LG ELECTRONICS INC.
    Inventors: Jungah Choi, Jaehyun Lim, Jin Heo, Sunmi Yoo, Ling Li, Jangwon Choi, Seunghwan Kim
  • Publication number: 20230171401
    Abstract: An image encoding/decoding method and apparatus are provided. An image decoding method performed by an image decoding apparatus may comprise identifying a current chroma block by splitting an image, identifying whether a matrix based intra prediction mode applies to a first luma sample position corresponding to the current chroma block, identifying whether a predetermined prediction mode applies to a second luma sample position corresponding to the current chroma block, based on the matrix based intra prediction mode doing not apply, and determining an intra prediction mode candidate of the current chroma block based on an intra prediction mode applying to a third luma sample position corresponding to the current chroma block, based on the predetermined prediction mode doing not apply.
    Type: Application
    Filed: December 21, 2022
    Publication date: June 1, 2023
    Inventors: Hyeong Moon JANG, Jin Heo
  • Patent number: 11665961
    Abstract: The present specification relates to a hetero-cyclic compound represented by Chemical Formula 1, and an organic light emitting device comprising the same.
    Type: Grant
    Filed: October 18, 2018
    Date of Patent: May 30, 2023
    Assignee: LT MATERIALS CO., LTD.
    Inventors: Hyun-Ju La, Yu-Jin Heo, Won-Jang Jeong, Jin-Seok Choi, Dae-Hyuk Choi, Joo-Dong Lee
  • Publication number: 20230157906
    Abstract: The present disclosure presents a stain reduction improvement of a disposable absorbent article by applying a hydrophobic barrier formulation to a topsheet and/or absorbent core area of the article and thereafter embossing the treated area with heat and pressure. A barrier is thus created wherein the barrier is along the full length of the embossment.
    Type: Application
    Filed: February 28, 2018
    Publication date: May 25, 2023
    Inventors: HyoungKun Park, JungHyun Park, Wonmi Jang, David G. Biggs, YeonJung Kim, Jin Heo, HwaJun Lee, SangMin Lee, JuHyung Lee, SeongDae Roh, HyungWoo Park, HyeJin Lee
  • Publication number: 20230158633
    Abstract: This invention relates to a polishing pad and a method for manufacturing the same. The polishing pad may include a top pad layer and a window block. The top pad layer may include a groove pattern formed on an upper surface of the top pad layer. A first hole may be formed through the top pad layer. The window block may be inserted into the first hole. The top pad layer and the window block may have a structure coincided with following Formula 1. 1.1 ? Gap + Thk RTPC Thk grv ? 3. Formula ? 1 In Formula 1, the gap may indicate a height difference between an upper surface of the top pad layer and an upper surface of the window block, the ThkRTPC may indicate a thickness of the window block, and the Thkgrv may indicate a depth of the groove pattern.
    Type: Application
    Filed: October 20, 2022
    Publication date: May 25, 2023
    Inventors: Yu Jin HEO, Hyun Goo KANG, Go Un KIM, Jang Won SEO, Sung Hoon YUN
  • Patent number: 11659205
    Abstract: An image decoding method performed by a decoding apparatus according to the present disclosure includes receiving a bitstream including residual information; deriving quantized transform coefficients for a current block based on the residual information included in the bitstream; deriving residual samples for the current block based on the quantized transform coefficients; and generating a reconstructed picture based on the residual samples for the current block.
    Type: Grant
    Filed: November 30, 2021
    Date of Patent: May 23, 2023
    Assignee: LG Electronics Inc.
    Inventors: Jungah Choi, Sunmi Yoo, Jin Heo, Ling Li, Jangwon Choi, Seunghwan Kim
  • Publication number: 20230147003
    Abstract: A method by which a decoding device performs image decoding, according to the present invention, comprises the steps of: deriving an intra prediction mode of a current block; deriving neighboring samples including left neighboring samples and upper neighboring samples of the current block; deriving reference samples for prediction of a target sample among the neighboring samples on the basis of the position of the target sample of the current block and the prediction angle of the intra prediction mode; determining an interpolation filter for the target sample; and deriving the prediction sample of the target sample on the basis of the interpolation filter and the reference samples.
    Type: Application
    Filed: December 30, 2022
    Publication date: May 11, 2023
    Inventors: Sunmi YOO, Jaeho LEE, Jangwon CHOI, Jungdong SEO, Jin HEO
  • Publication number: 20230145282
    Abstract: An image encoding/decoding method and apparatus are provided. An image decoding method performed by an image decoding apparatus may include determining a chroma array type of a current image, determining an adaptive loop filter (ALF) indicator of a chroma component based on the chroma array type, and performing ALF filtering with respect to a reconstructed image based on a value of the ALF indicator. The value of the ALF indicator may be determined to be a predetermined value without being obtained from a bitstream, based on the chroma array type being a predetermined type, and the value of the ALF indicator may be obtained from the bitstream, based on the chroma array type being not the predetermined type.
    Type: Application
    Filed: January 3, 2023
    Publication date: May 11, 2023
    Inventors: Ling LI, Jung Hak NAM, Jaehyun LIM, Jin HEO, Seung Hwan KIM
  • Patent number: 11647228
    Abstract: The present invention provides a method for decoding a video signal including extracting an inter prediction mode of a current block from the video signal; generating two non-square prediction blocks using two motion vectors according to the inter prediction mode; performing a non-square transform on the two non-square prediction blocks to obtain two non-square prediction blocks on a frequency domain; updating the two non-square prediction blocks on the frequency domain using a correlation coefficient or a scaling coefficient; and generating a reconstruction block based on the updated non-square prediction blocks on the frequency domain and a residual block.
    Type: Grant
    Filed: July 15, 2016
    Date of Patent: May 9, 2023
    Assignee: LG Electronics Inc.
    Inventors: Jin Heo, Sehoon Yea, Bumshik Lee
  • Patent number: 11647200
    Abstract: A method for decoding an image by a decoding apparatus according to the present invention comprises the steps of: deriving predicted samples by performing prediction on a current block; determining whether the current block is to be divided, on the basis of a size and a maximum transform size of the current block; when the current block is determined to be divided, dividing the current block into transform blocks; deriving transform coefficients of the transform blocks; deriving residual samples by performing an inverse transform procedure for the transform coefficients; and generating a reconstructed picture on the basis of the residual samples and the predicted samples, wherein, when the size of the current block is larger than the maximum transform size, the current block is determined to be divided.
    Type: Grant
    Filed: October 29, 2021
    Date of Patent: May 9, 2023
    Assignee: LG ELECTRONICS INC.
    Inventors: Sunmi Yoo, Jangwon Choi, Jin Heo
  • Patent number: 11647202
    Abstract: An image decoding method performed by a decoding device, according to the present document, comprises the steps of: receiving a bitstream including residual information of a current block; deriving a specific number of context-encoding bins for context syntax elements for a current sub-block of the current block; decoding the context syntax elements for the current sub-block included in the residual information on the basis of the specific number; deriving transform coefficients for the current sub-block on the basis of the decoded context syntax elements; deriving residual samples for the current block on the basis of the transform coefficients; and generating a reconstructed picture on the basis of the residual samples.
    Type: Grant
    Filed: April 28, 2022
    Date of Patent: May 9, 2023
    Assignee: LG Electronics Inc.
    Inventors: Jungah Choi, Jaehyun Lim, Jin Heo, Sunmi Yoo, Ling Li, Jangwon Choi, Seunghwan Kim
  • Publication number: 20230128360
    Abstract: The present specification provides a heterocyclic compound represented by Chemical Formula 1, an organic light emitting device including the same, and a composition for an organic material layer of the organic light emitting device.
    Type: Application
    Filed: August 17, 2022
    Publication date: April 27, 2023
    Applicant: LT MATERIALS CO., LTD.
    Inventors: Yu-Jin HEO, Sol LEE, Yong-Hui LEE, Jun-Tae MO, Dong-Jun KIM
  • Publication number: 20230119780
    Abstract: An image encoding/decoding method and apparatus are provided. An image decoding method performed by an image decoding apparatus may include identifying a prediction mode of a current block, determining a candidate intra prediction mode for the current block, based on a prediction mode of a neighboring block located around the current block, based on the intra prediction mode of the current block being an intra prediction mode, generating a candidate intra prediction mode list of the current block based on the candidate intra prediction mode, and determine an intra prediction mode of the current block based on the candidate intra prediction mode list. In this case, the candidate intra prediction mode may be determined to be a predetermined intra prediction mode, based on the prediction mode of the neighboring block being an MIP mode.
    Type: Application
    Filed: November 15, 2022
    Publication date: April 20, 2023
    Inventors: Jangwon CHOI, Jin HEO, Sunmi YOO, Jungah CHOI, Seung Hwan KIM
  • Patent number: 11632557
    Abstract: A method for decoding a video performed by a decoding device according to the present document comprises: a step for receiving residual information for a current block; a step for parsing one sign flag for a current sub-block of the current block, wherein the one sign flag indicates whether all signs of non-zero residual coefficients of the current sub-block are the same; a step for deriving the non-zero residual coefficients on the basis of sign information for the non-zero residual coefficients when the value of the one sign flag is 1; a step for deriving residual samples on the basis of the non-zero residual coefficients; and a step for restoring a current picture on the basis of the residual samples.
    Type: Grant
    Filed: December 31, 2019
    Date of Patent: April 18, 2023
    Assignee: LG ELECTRONICS INC.
    Inventors: Sunmi Yoo, Jin Heo, Ling Li, Jangwon Choi, Jungah Choi, Seunghwan Kim, Junghak Nam
  • Patent number: 11632544
    Abstract: An image decoding method according to the present disclosure comprises the steps of: obtaining intra prediction type related information for a current block from a bit stream; deriving the intra prediction type of the current block based on the intra prediction type-related information; obtaining intra prediction mode-related information for the current block from the bitstream; configuring a most probable mode (MPM) list including candidate intra prediction modes for the current block based on neighboring blocks of the current block; deriving the intra prediction mode of the current block based on the MPM list and the intra prediction mode-related information; and generating a predicted block of the current block based on the intra prediction type and the intra prediction mode, wherein when the intra prediction type indicates the particular intra prediction type, the MPM index is parsed from the bit stream without parsing of an MPM flag.
    Type: Grant
    Filed: March 24, 2022
    Date of Patent: April 18, 2023
    Assignee: LG Electronics Inc.
    Inventors: Jin Heo, Sunmi Yoo, Ling Li, Jangwon Choi
  • Patent number: 11616947
    Abstract: An image decoding method according to the present disclosure comprises deriving a first candidate intra prediction mode based on a first neighboring block of a current block; deriving a second candidate intra prediction mode based on a second neighboring block of the current block; constructing MPM (Most Probable Mode) list of the current block based on the first candidate intra prediction mode and the second candidate intra prediction mode; deriving an intra prediction mode for the current block based on the MPM list; and generating a prediction sample for the current block based on the intra prediction mode, wherein the first neighboring block is a left neighboring block located at the lowermost side among neighboring blocks adjacent to a left boundary of the current block, and wherein the second neighboring block is an upper neighboring block located at the rightmost side among neighboring blocks adjacent to an upper boundary of the current block.
    Type: Grant
    Filed: July 30, 2021
    Date of Patent: March 28, 2023
    Assignee: LG ELECTRONICS INC.
    Inventors: Jin Heo, Seunghwan Kim, Ling Li
  • Publication number: 20230089398
    Abstract: An image encoding decoding method and apparatus are provided. An image decoding method performed by an image decoding apparatus includes determining a splitting structure of a current block composed of chroma components, determining a splitting type of the current block based on the splitting structure, obtaining a plurality of lower-layer blocks by splitting the current block based on the splitting type, and decoding the lower-layer blocks based on a prediction mode of the lower-layer blocks.
    Type: Application
    Filed: October 31, 2022
    Publication date: March 23, 2023
    Inventors: Jangwon Choi, Jin Heo, Sunmi Yoo, Jungah Choi, Seung Hwan Kim
  • Publication number: 20230093443
    Abstract: An image decoding method performed by a decoding apparatus, according to the present document, comprises the steps of: acquiring a dependent quantization available flag; and acquiring a transform skip residual coding (TSRC) available flag on the basis of the dependent quantization available flag.
    Type: Application
    Filed: February 5, 2021
    Publication date: March 23, 2023
    Inventors: Jungah CHOI, Sunmi YOO, Jin HEO, Jangwon CHOI, Seunghwan KIM