Patents by Inventor In-Keun Lee

In-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: 20250144559
    Abstract: The present disclosure relates to a process and apparatus for capturing carbon dioxide in flue gas, and the present disclosure performs a carbon dioxide recovery separation membrane process using cold heat in a carbon dioxide liquefaction process through a separation tower, thereby reducing energy consumption and remarkably improving separation efficiency.
    Type: Application
    Filed: July 25, 2023
    Publication date: May 8, 2025
    Applicant: AIRRANE CO., LTD.
    Inventors: Seong Yong HA, Sun Keun LEE, Kwang Joon MIN, Chung Seop LEE, Jin Hyuk YIM, Sang Hoon HAN, Chae Sung LIM, Jae Hoon SHIM
  • Publication number: 20250151490
    Abstract: A pixel may include first and second areas sectioned from each other in a first direction; 1-1-th to 4-1-th electrodes successively arranged in the first area in a second direction intersecting the first direction; 1-2-th to 4-2-th electrodes successively arranged in the second area in the second direction; light emitting elements disposed between two adjacent electrodes of the 1-1-th to 4-1-th electrodes of the first area; light emitting elements disposed between two adjacent electrodes of the 1-2-th to 4-2-th electrodes of the second area; a first conductive pattern disposed in the first area, and electrically connecting the 2-1-th and 3-1-th electrodes; a second conductive pattern disposed over the first and second areas, and electrically connecting the 4-1-th electrode of the first area with the 1-2-th electrode of the second area; and a third conductive pattern disposed in the second area and electrically connecting the 2-2-th and 3-2-th electrodes.
    Type: Application
    Filed: January 13, 2025
    Publication date: May 8, 2025
    Applicant: SAMSUNG DISPLAY CO., Ltd.
    Inventors: Xinxing LI, Dae Hyun KIM, Hee Keun LEE
  • Publication number: 20250148990
    Abstract: A gate driver includes a first scan signal generator configured to output a logic voltage for driving of a scan transistor through a plurality of stages connected in cascade, the scan transistor performing a switching operation to transfer a data voltage to a driving transistor of a pixel, a second scan signal generator configured to output a logic voltage for driving of a sensing transistor through the plurality of stages, the sensing transistor sensing deterioration of a light emitting element of the pixel, a light emission control signal generator configured to output a logic voltage for control of a light emission control transistor of the pixel through the plurality of stages, and an initialization voltage generator driven by logic voltages received from some nodes of the first scan signal generator based on the light emission control signal generator to supply an initialization voltage to the pixel.
    Type: Application
    Filed: January 13, 2025
    Publication date: May 8, 2025
    Inventors: Se-Hwan Kim, Tae-Keun Lee, Min-Su Kim, Hae-Jun Park, Young-Taek Hong
  • Patent number: 12294732
    Abstract: An image decoding method are provided, which comprises: generating a merge candidate list of a current block; specifying any one of a plurality of merge candidates included in the merge candidate list; on the basis of a first affine seed vector and a second affine seed vector of the specified merge candidate, inducing a first affine seed vector and a second affine seed vector of the current block; using the first affine seed vector and the second affine seed vector of the current block, inducing an affine vector regarding a sub-block in the current block; and on the basis of the affine vector, performing motion compensation prediction regarding the sub-block.
    Type: Grant
    Filed: January 28, 2022
    Date of Patent: May 6, 2025
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventor: Bae Keun Lee
  • Patent number: 12289975
    Abstract: A display device may include a first sub-pixel including a first light emitting element disposed in a first sub-pixel area of a substrate, a second sub-pixel including a second light emitting element disposed in a second sub-pixel area located in a first direction with respect to the first sub-pixel area of the substrate, a bank layer disposed between the first and second sub-pixels, a first color filter pattern disposed on the first sub-pixel and the bank layer, and a second color filter pattern disposed on the second sub-pixel and the bank layer. The first light emitting element may emit light having a first color. The second light emitting element may emit light having a second color. The first color filter pattern and the second color filter pattern may at least partially overlap each other on the bank layer.
    Type: Grant
    Filed: June 26, 2020
    Date of Patent: April 29, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Tae Jin Kong, Hyun Min Cho, Dae Hyun Kim, Su Mi Moon, Xinxing Li, Hee Keun Lee
  • Publication number: 20250131862
    Abstract: According to one or more embodiments, a method of inspecting a display device may include measuring first luminance of each of first pixels included in a first group and measuring first correction luminance of a correction pixel while the first group and the correction pixel are turned on, measuring second luminance of each of second pixels included in a second group and measuring second correction luminance of the correction pixel while the second group and the correction pixel are turned on, measuring third luminance of each of third pixels included in a third group and measuring third correction luminance of the correction pixel while the third group and the correction pixel are turned on, measuring fourth luminance of each of fourth pixels included in a fourth group and measuring fourth correction luminance of the correction pixel while the fourth group and the correction pixel are turned on.
    Type: Application
    Filed: October 16, 2024
    Publication date: April 24, 2025
    Inventors: Young Min PARK, Young Keun LEE, A Ree SONG, Jung A CHOI, Hye Young HA
  • Patent number: 12284336
    Abstract: An image decoding method according to the present invention comprises the steps of: deriving at least one merge candidate on the basis of at least one of a spatial neighboring block and a temporal neighboring block of a current block; generating a merge candidate list including the merge candidate; acquiring LX direction motion information of the current block, from a first merge candidate included in the merge candidate list; acquiring L(1?X) direction motion information of the current block, from a second merge candidate different from the first merge candidate; and performing inter-prediction on the basis of the LX direction motion information and the L(1?X) direction motion information.
    Type: Grant
    Filed: March 14, 2024
    Date of Patent: April 22, 2025
    Assignee: KT CORPORATION
    Inventor: Bae Keun Lee
  • Patent number: 12284357
    Abstract: The present invention is related to processing a video signal. A method for decoding a video according to the present invention may comprise checking a merge coding unit which is generated by merging a plurality of coding units neighboring each other based on an encoded syntax element, and decoding the checked merge coding unit, wherein a same motion vector is shared in the merge coding unit.
    Type: Grant
    Filed: May 6, 2024
    Date of Patent: April 22, 2025
    Assignee: KT CORPORATION
    Inventor: Bae Keun Lee
  • Patent number: 12278310
    Abstract: A display device comprises a first electrode, a first insulating layer disposed on the first electrode, a second electrode disposed on the first insulating layer, at least a part of the second electrode facing the first electrode in a first direction, one or more first light-emitting elements disposed between the first electrode and the second electrode, the one or more first light-emitting elements extending in a direction, wherein the first insulating layer partially encompasses the outer surface of the one or more first light-emitting element, and the extending direction of at least one of the one or more first light-emitting element is parallel to the first direction.
    Type: Grant
    Filed: February 13, 2020
    Date of Patent: April 15, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Bek Hyun Lim, Tae Jin Kong, Myeong Hee Kim, Won Kyu Kim, Je Won Yoo, Hee Keun Lee, Chang Il Tae
  • Publication number: 20250119534
    Abstract: An image decoding method according to the present invention may comprise the steps of: deriving a merge candidate from a candidate block; generating a first merge candidate list including the merge candidate; specifying any one of a plurality of merge candidates included in the first merge candidate list; deriving affine vectors of a current block on the basis of motion information of the specified merge candidate; deriving a motion vector of a sub-block in the current block on the basis of the affine vectors; and performing motion compensation on the sub-block on the basis of the motion vector.
    Type: Application
    Filed: December 20, 2024
    Publication date: April 10, 2025
    Applicant: KT CORPORATION
    Inventor: Bae Keun LEE
  • Publication number: 20250113029
    Abstract: A method for decoding a video according to the present invention may comprise: determining merge target candidate blocks of a current coding block, specifying at least one among the merge target candidate blocks, and generating a merged block by merging the specified merge target candidate block and the current coding block.
    Type: Application
    Filed: December 12, 2024
    Publication date: April 3, 2025
    Applicant: KT CORPORATION
    Inventor: Bae Keun LEE
  • Patent number: 12267483
    Abstract: The image decoding method according to the present invention comprises the steps of determining an intra prediction mode of a current block, dividing the current block into a plurality of subblocks, and for the plurality of subblocks, sequentially performing intra prediction.
    Type: Grant
    Filed: May 26, 2021
    Date of Patent: April 1, 2025
    Assignee: KT CORPORATION
    Inventor: Bae Keun Lee
  • Publication number: 20250101562
    Abstract: Provided is a heat treatment method of an alloy for eco-friendly vehicle parts, the heat treatment method including preparing an aluminum (Al) alloy, performing solid solution treatment on the Al alloy, performing primary cooling to a temperature range of 250° C. to 400° C. after the solid solution treatment is performed, and performing secondary cooling to room temperature after the primary cooling is performed, wherein a cooling rate range of the primary cooling is lower than the cooling rate range of the secondary cooling.
    Type: Application
    Filed: June 7, 2024
    Publication date: March 27, 2025
    Inventors: Soo Bae KIM, Ju Hyun SUN, Lee Cheol JI, Seung Baek YU, Sang Hyuk JUN, Dong Jin SON, Jeong Keun LEE, Dong Chun YUN
  • Publication number: 20250107290
    Abstract: A light emitting device includes light emitting diode chip, a substrate forming a mounting region where the light emitting diode chip is mounted, and a wavelength converter disposed on an upper surface of the light emitting diode chip, wherein the wavelength converter includes a plurality of wavelength conversion layers, at least some of the plurality of wavelength conversion layers being disposed on the same plane.
    Type: Application
    Filed: September 26, 2024
    Publication date: March 27, 2025
    Inventors: Jae Hoon LEE, Do Kwang LEE, Hyung Keun LEE
  • Publication number: 20250097482
    Abstract: A method for decoding a video according to the present invention may comprise: determining whether to divide a current block with quad tree partitioning, and dividing the current block into four partitions based on a vertical line and a horizontal line when it is determined that the current block is divided with the quad tree partitioning.
    Type: Application
    Filed: November 30, 2024
    Publication date: March 20, 2025
    Applicant: KT CORPORATION
    Inventor: Bae Keun LEE
  • Publication number: 20250097463
    Abstract: A method for processing a video according to the present invention may comprise: generating a plurality of Most Probable Mode (MPM) candidates; determining whether there is an MPM candidate identical to an intra-prediction mode of a current block among the plurality of MPM candidates; obtaining the intra-prediction mode of the current block, based on a result of the determining; and performing an intra-prediction for the current block, based on the intra-prediction mode of the current block.
    Type: Application
    Filed: November 28, 2024
    Publication date: March 20, 2025
    Applicant: KT CORPORATION
    Inventors: Bae Keun LEE, Joo Young KIM
  • Publication number: 20250097425
    Abstract: A video signal decoding method according to the present disclosure includes decoding a first flag representing whether tile index difference value information is present or not, decoding size information for a first slice, decoding tile index difference value information for the first slice when the first flag is true and determining an index of a second tile at a top-left position of a second slice based on the tile index difference value information.
    Type: Application
    Filed: November 21, 2024
    Publication date: March 20, 2025
    Inventor: Bae Keun Lee
  • Patent number: 12256097
    Abstract: Provided is an image decoding method. The method may include; deriving first reference samples located at the upper end and on the left side of a current block; deriving second reference samples located on the right side and at the lower end of the current block; and acquiring a prediction sample for the current block based on the first and second reference samples, wherein the second reference samples are derived based on the first reference samples and temporary prediction samples generated by performing temporary intra prediction on the current block based on a temporary intra prediction mode.
    Type: Grant
    Filed: February 11, 2022
    Date of Patent: March 18, 2025
    Assignee: KT CORPORATION
    Inventor: Bae Keun Lee
  • Patent number: 12256070
    Abstract: An image decoding method according to the present invention includes: a step for dividing the current picture into a plurality of tiles; a step for decoding division information indicating a slice defining method; and a step for determining a first slice on the basis of the division information.
    Type: Grant
    Filed: October 26, 2023
    Date of Patent: March 18, 2025
    Assignee: Apple Inc.
    Inventor: Bae Keun Lee
  • Publication number: 20250088657
    Abstract: According to the present invention, there is provided a method of decoding an image, the method including: deriving a spatial merge candidate of a current block; generating a first merge candidate list including the spatial merge candidate; obtaining motion information of the current block on the basis of the first merge candidate list; and performing motion compensation on the current block by using the motion information. Herein, when the number of merge candidates included in the first merge candidate list is smaller than the maximum number, at least one merge candidate included in a second merge candidate list is added to the first merge candidate list.
    Type: Application
    Filed: November 21, 2024
    Publication date: March 13, 2025
    Applicant: KT CORPORATION
    Inventor: Bae Keun LEE