Patents by Inventor Keun Lee

Keun Lee 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: 20230091844
    Abstract: A video decoding method according to the present disclosure may include partitioning a current picture into a plurality of tiles, decoding partitioning information representing a slice type, wherein the partitioning information represents whether a rectangular slice is applied and decoding first width information and first height information of a slice when the partitioning information represents that the rectangular slice is applied.
    Type: Application
    Filed: August 23, 2022
    Publication date: March 23, 2023
    Inventor: Bae Keun Lee
  • Patent number: 11611742
    Abstract: An image decoding method according to the present invention may comprise the steps of: generating a merge candidate list of a current block; selecting one merge candidate from merge candidates included in the merge candidate list; and performing motion compensation of the current block on the basis of motion information of the selected merge candidate.
    Type: Grant
    Filed: January 28, 2020
    Date of Patent: March 21, 2023
    Assignee: Apple Inc.
    Inventor: Bae Keun Lee
  • Patent number: 11601646
    Abstract: An image decoding method according to the present invention may include: a step for dividing a picture into a plurality of tiles; and a step for determining at least one slice on the basis of the plurality of tiles. Here, the step for dividing a picture into a plurality of tiles may include: a step for determining the width of a first tile column in the picture; and a step for determining the width of a second tile column neighboring the first tile column.
    Type: Grant
    Filed: March 31, 2021
    Date of Patent: March 7, 2023
    Assignee: Apple Inc.
    Inventor: Bae Keun Lee
  • Publication number: 20230066126
    Abstract: A method for decoding an image according to the present invention comprises the steps of: deriving an intra prediction mode of a current block; and changing the intra prediction mode to a wide angle intra prediction mode when the intra prediction mode is less than or equal to a threshold value and the current block is a non-square having a width greater than a height.
    Type: Application
    Filed: October 21, 2022
    Publication date: March 2, 2023
    Applicant: KT CORPORATION
    Inventor: Bae Keun LEE
  • Patent number: 11594171
    Abstract: A method for manufacturing a display device including a substrate including a display area and a non-display area located outside the display area, the display area including pixel areas, is provided. First switching elements are formed in the pixel areas, respectively, and a circuit element layer that includes reference voltage wire in the non-display area and electrically connected to the first switching elements is formed. Pixel electrodes that include first pixel electrodes in the pixel areas on the circuit element layer, respectively, and electrically connected through the first switching elements to the reference voltage wire, and second pixel electrodes facing the first pixel electrodes, are formed. A plurality of light emitting elements are arranged between the first pixel electrodes and the second pixel electrodes. A first source voltage is applied to the reference voltage wire and a second source voltage is applied to the second pixel electrodes.
    Type: Grant
    Filed: July 8, 2019
    Date of Patent: February 28, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sin Chul Kang, Won Sik Oh, Yo Han Lee, Hee Keun Lee, Hyun Min Cho
  • Publication number: 20230057723
    Abstract: A display apparatus includes: a substrate including a plurality of pixels; an electrode unit in each of the pixels of the substrate and including: a first electrode having a first outer side having a center of curvature and a curved shape; and a second electrode having a second outer side having a curved shape corresponding to the first outer side and spaced apart from and facing the first electrode; and a plurality of light-emitting elements between the first electrode and the second electrode. The center of curvature of the first electrode is on a peripheral portion of the pixel, and the first outer side of the first electrode faces a center of the pixel.
    Type: Application
    Filed: December 11, 2020
    Publication date: February 23, 2023
    Inventors: Xin Xing LI, Hee Keun LEE, Chang Il TAE
  • Publication number: 20230055563
    Abstract: A method for decoding an image according to the present invention may comprise the steps of: deriving a residual coefficient of a current block; dequantizing the residual coefficient; deriving a common residual signal by performing inverse transform of the dequantized residual coefficient; and deriving a first residual signal of a first chroma component and a second residual signal of a second chroma component on the basis of the common residual signal.
    Type: Application
    Filed: July 22, 2022
    Publication date: February 23, 2023
    Inventor: Bae Keun Lee
  • Publication number: 20230053392
    Abstract: A method for decoding a video according to the present invention may comprise: deriving a spatial merge candidate for a current block, generating a merge candidate list for the current block based on the spatial merge candidate, obtaining motion information for the current block based on the merge candidate list, and performing motion compensation for the current block using the motion information. Herein, if the current block does not have a pre-defined shape or does not have a size equal to or greater than a pre-defined size, the spatial merge candidate of the current block is derived based on a block having the pre-defined shape or having a size equal to or greater than the pre-defined size, the block comprising the current block.
    Type: Application
    Filed: October 21, 2022
    Publication date: February 23, 2023
    Applicant: KT CORPORATION
    Inventor: Bae Keun LEE
  • Patent number: 11587842
    Abstract: A semiconductor die includes a substrate, a first passivation layer over the substrate, and a second passivation layer over the first passivation layer and the substrate. The substrate has boundaries defined by a substrate termination edge. The first passivation layer is over the substrate such that it terminates at a first passivation termination edge that is inset from the substrate termination edge by a first distance. The second passivation layer is over the first passivation layer and the substrate such that it terminates at a second passivation termination edge that is inset from the substrate termination edge by a second distance. The second distance is less than the first distance such that the second passivation layer overlaps the first passivation layer.
    Type: Grant
    Filed: October 29, 2020
    Date of Patent: February 21, 2023
    Assignee: Wolfspeed, Inc.
    Inventors: Chris Hardiman, Kyoung-Keun Lee, Fabian Radulescu, Daniel Namishia, Scott Thomas Sheppard
  • Publication number: 20230049912
    Abstract: A method for decoding an image according to the present invention comprises the steps of: deriving an intra prediction mode of a current block; and changing the intra prediction mode to a wide angle intra prediction mode when the intra prediction mode is less than or equal to a threshold value and the current block is a non-square having a width greater than a height.
    Type: Application
    Filed: October 21, 2022
    Publication date: February 16, 2023
    Applicant: KT CORPORATION
    Inventor: Bae Keun LEE
  • Patent number: 11576836
    Abstract: A massage chair and a method of operating a massage chair, in which operations are controlled by executing artificial intelligence (AI) algorithms and/or machine learning algorithms in a 5G environment connected for Internet-of-Things. The method of operating a massage chair includes obtaining, from a user terminal, first information corresponding to geographic information generated by the user terminal, obtaining, from the user terminal, second information corresponding to motion information generated by the user terminal, obtaining, from the user terminal, third information corresponding to usage information of the user terminal, generating fourth information as additional information using one or more among the first information, the second information, and the third information, and determining an optimal driving mode with respect to a user of user terminal by using the first information to the fourth information.
    Type: Grant
    Filed: September 5, 2019
    Date of Patent: February 14, 2023
    Assignee: LG ELECTRONICS INC.
    Inventor: Joong Keun Lee
  • Publication number: 20230039970
    Abstract: An image decoding method according to the present invention can comprise the steps of: acquiring residual coefficients of a current block; dequantizing the residual coefficients; performing secondary inverse transformation on the dequantized residual coefficients; and performing primary inverse transformation on the performance result of the secondary inverse transformation. The secondary inverse transformation can be performed for a partial region of the current block.
    Type: Application
    Filed: October 20, 2022
    Publication date: February 9, 2023
    Applicant: KT CORPORATION
    Inventor: Bae Keun LEE
  • Patent number: 11574574
    Abstract: A display device includes a processor which supplies grayscale data in active periods of frame periods and stops supply of the grayscale data in blank periods of the frame periods, a timing controller which generates a change signal when a difference between a first blank period of a first frame period and a second blank period of a second frame period is greater than a threshold value, a power supply which supplies a first power voltage having a voltage level changed based on the change signal to a first power line, and pixels commonly connected to the first power line.
    Type: Grant
    Filed: April 1, 2021
    Date of Patent: February 7, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jung Taek Kim, Kyun Ho Kim, Jae Woo Ryu, Joon Suk Baik, Se Keun Lee, Sang Su Han
  • Patent number: 11575932
    Abstract: A video decoding method according to the present disclosure includes the steps of: generating a merge candidate list for a current block; determining a merge candidate for the current block among merge candidates included in the merge candidate list; deriving an offset vector for the current block; and deriving a motion vector for the current block by adding the offset vector to a motion vector of the merge candidate.
    Type: Grant
    Filed: April 7, 2022
    Date of Patent: February 7, 2023
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventor: Bae Keun Lee
  • Patent number: 11570436
    Abstract: A video decoding method according to the present invention may comprise: a step for determining whether to divide a current block into a plurality of sub-blocks; a step for determining an intra prediction mode for the current block; and a step for performing intra prediction for each sub-block on the basis of the intra prediction mode, when the current block is divided into the plurality of sub-blocks.
    Type: Grant
    Filed: January 28, 2020
    Date of Patent: January 31, 2023
    Assignee: Apple Inc.
    Inventor: Bae Keun Lee
  • Patent number: 11560425
    Abstract: The present disclosure relates to the pharmaceutical use of antagonists (e.g., an antibody or antigen-binding portion thereof) that specifically bind to FAM19A5 to promote a blood vessel normalization and treat a disease (e.g., cancer) in a subject in need thereof, e.g., by promoting a blood vessel normalization.
    Type: Grant
    Filed: June 27, 2018
    Date of Patent: January 24, 2023
    Assignee: Neuracle Science Co., Ltd.
    Inventors: Bongcheol Kim, Eun Bee Cho, Dong Sik Kim, Jae-Keun Lee, Soon-gu Kwon, Jae Young Seong, Juwon Shim, Tae Woo Kim, Shin-hyuk Kang
  • Patent number: 11563943
    Abstract: Provided are a method and a device for decoding a video signal to provide stereographic image content with high resolution. The method may include determining motion information of a current block and obtaining a prediction sample of the current block based on a weighted sum operation of a first predicted sample and a second predicted sample of the current block. The method may further include deriving the first predicted sample by using the motion information of the current block and deriving the second predicted sample by using at least one reference sample of the current block, wherein a set of weights applied to the first predicted sample and the second predicted sample is determined based on whether a prediction mode of a neighboring block adjacent to the current block is inter prediction or intra prediction.
    Type: Grant
    Filed: November 12, 2020
    Date of Patent: January 24, 2023
    Assignee: KT CORPORATION
    Inventors: Bae Keun Lee, Joo Young Kim
  • Patent number: 11563971
    Abstract: A method for processing a vide signal, according to the present invention comprises generating a reference picture list based on a current picture reference flag for a current picture, obtaining motion information about a current block in the current picture, and restoring the current block using the motion information of the current block and the reference picture list relating to the current picture.
    Type: Grant
    Filed: November 23, 2020
    Date of Patent: January 24, 2023
    Assignee: KT CORPORATION
    Inventors: Bae Keun Lee, Joo Young Kim
  • Publication number: 20230016947
    Abstract: A display device includes: a pixel connected to each of a first scan line, a second scan line, and a data line; a scan driver supplying a first scan signal to the first scan line and a second scan signal to the second scan line; a controller dividing one frame period into an active period and a blank period and generating a count signal in which a time duration of the blank period is counted and a power control signal; a data driver supplying a data signal to the data line; and a power supply controlling a source driving voltage supplied to the data driver according to a duration of the blank period based on the power control signal. When the count signal reaches a reference value, the controller supplies a start signal for output of the first scan signal to the scan driver.
    Type: Application
    Filed: September 20, 2022
    Publication date: January 19, 2023
    Inventors: Kyun Ho KIM, Jung Taek KIM, Hong Kyu KIM, Hyung Keun PARK, Joon Suk BAIK, Young Soo SOHN, Yong Jin SHIN, Se Keun LEE
  • Patent number: 11551012
    Abstract: Provided are an apparatus and method for providing a personal assistant service based on automatic translation. The apparatus for providing a personal assistant service based on automatic translation includes an input section configured to receive a command of a user, a memory in which a program for providing a personal assistant service according to the command of the user is stored, and a processor configured to execute the program. The processor updates at least one of a speech recognition model, an automatic interpretation model, and an automatic translation model on the basis of an intention of the command of the user using a recognition result of the command of the user and provides the personal assistant service on the basis of an automatic translation call.
    Type: Grant
    Filed: July 2, 2020
    Date of Patent: January 10, 2023
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Seung Yun, Sang Hun Kim, Min Kyu Lee, Yun Keun Lee, Mu Yeol Choi, Yeo Jeong Kim, Sang Kyu Park