Patents by Inventor Hoon Lee

Hoon 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: 20240175155
    Abstract: A hydrogen generation and carbon dioxide storage system for producing an alkali bicarbonate is provided. The system may include: a metal-carbon dioxide battery comprising an anode, a cathode, and a separator interposed between the anode and the cathode; a first supplier configured to provide a first electrolyte to the anode; a second supplier configured to provide a second electrolyte to the cathode; a reaction unit configured to manufacture a precursor material by reacting starting materials comprising aqueous alkali carbonate solution and carbon dioxide; a third supplier configured to provide the aqueous alkali carbonate solution to the reaction unit; a fourth supplier configured to provide the carbon dioxide to the reaction unit; and a hydrogen gas separator configured to separate hydrogen gas from a product discharged from the cathode and to provide a remainder of the product to the reaction unit.
    Type: Application
    Filed: August 3, 2023
    Publication date: May 30, 2024
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, UIF (University Industry Foundation), Yonsei University
    Inventors: Yun Su Lee, Ji Hoon Jang, Dongil Lee, Yongsung Jo
  • Patent number: 11994269
    Abstract: The present invention relates to a backlight unit for use in a display device. The backlight unit includes a circuit board, at least one light-emitting diode chip mounted on the circuit board, a plurality of reflection members arranged on the upper part of the light-emitting diode chip, and a light diffusing member. The light diffusing member has an incident surface on which light enters and an emitting surface from which light is emitted. The light diffusing member is arranged on the upper part of the circuit board. The plurality of reflection members are stacked on each other and reflect a part of light emitted from the upper surface of the light-emitting diode chip.
    Type: Grant
    Filed: March 6, 2023
    Date of Patent: May 28, 2024
    Assignee: SEOUL SEMICONDUCTOR CO., LTD.
    Inventor: Chung Hoon Lee
  • Patent number: 11997263
    Abstract: An encoding method obtains an intra prediction mode related to a current block from a bitstream; obtains prediction samples of the current block by performing intra prediction on the current block based on the intra prediction mode; scans transform coefficients of the current block, obtains dequantized transform coefficients of the current block by performing a dequantization on the transform coefficients; determines a transform type of the current block; and obtains residual samples of the current block by performing an inverse-transform on the dequantized transform coefficients based on the determined transform type, the inverse-transform being performed in a horizontal direction and a vertical direction. The transform type is determined to be a Discrete Cosine Transform or Discrete Sine Transform, the size of the current block is equal to or greater than 4×4, and the transform type is determined independently to a direction of the intra prediction mode of the current block.
    Type: Grant
    Filed: March 28, 2023
    Date of Patent: May 28, 2024
    Assignees: Electronics and Telecommunications Research Institute, University-Industry Cooperation Group of Kyung Hee University
    Inventors: Hui Yong Kim, Gwang Hoon Park, Kyung Yong Kim, Sung Chang Lim, Jin Ho Lee, Jin Soo Choi, Jin Woong Kim
  • Patent number: 11996518
    Abstract: The present disclosure relates to an electrolyte membrane for an all-solid-state battery, an all-solid-state battery comprising the electrolyte membrane and a method for manufacturing the solid electrolyte membrane. The solid electrolyte membrane may be obtained by stacking a first protective layer, a first film-type solid electrolyte material, a porous substrate, a second film-type solid electrolyte material and a second protective layer successively to prepare a laminate structure; and carrying out pressurization of the laminate structure so that the first and the second solid electrolyte materials may be pressed into the porous substrate and the pores of the porous substrate may be filled with the solid electrolyte materials.
    Type: Grant
    Filed: December 19, 2019
    Date of Patent: May 28, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Eun-Bee Kim, Jung-Pil Lee, Ji-Hoon Ryu, Suk-Woo Lee
  • Patent number: 11995267
    Abstract: An embodiment method for operating an electronic device includes transmitting, from a controller, a tearing effect (TE) signal to a touchscreen over a first period of time, the first period of time occurring during a first frame and having a duration that is shorter than a period of the first frame, the TE signal being configured to restrict image data from being displayed on the touchscreen during the first period of time; displaying the first frame of a plurality of frames of the image data on a display of the touchscreen over a second period of time within the period of the first frame other than during the first period of time; and detecting, at the controller, a first touch by performing a first self-sensing scan during the first period of time.
    Type: Grant
    Filed: November 29, 2021
    Date of Patent: May 28, 2024
    Assignee: STMicroelectronics Asia Pacific Pte Ltd.
    Inventors: Sang Hoon Jeon, Myung Hyun Hwang, Sang Soo Lee
  • Patent number: 11995794
    Abstract: A device for generating a high-resolution frame includes a plurality of alignment circuits configured to generate a plurality of aligned frames by blending a reference frame and a plurality of neighboring frames neighboring the reference frame; and a reconstruction circuit configured to generate the high-resolution frame corresponding to the reference frame according to the reference frame and the plurality of aligned frames. The plurality of alignment circuits and the reconstruction circuit each include neural networks.
    Type: Grant
    Filed: August 13, 2021
    Date of Patent: May 28, 2024
    Assignees: SK hynix Inc., Seoul National University R&DB Foundation
    Inventors: Haesoo Chung, Sang-hoon Lee, Nam Ik Cho
  • Patent number: 11997292
    Abstract: Disclosed herein is a method for adaptive bidirectional optical flow estimation for inter prediction compensation during video encoding. The method aims to reduce complexity and/or cost of bidirectional optical flow (BIO) at a pixel level or a subblock level.
    Type: Grant
    Filed: February 17, 2022
    Date of Patent: May 28, 2024
    Assignee: SK TELECOM CO., LTD.
    Inventors: Jeong-yeon Lim, Hyo Song Kim, Se-hoon Son, Jae-seob Shin, Sun-young Lee
  • Patent number: 11997926
    Abstract: Provided is a heterocyclic compound of Chemical Formula 1: wherein X1 is CR1 or N, X2 is CR2 or N, X3 is CR3 or N, X4 is CR4 or N, Y1 is CR5 or N, Y2 is CR6 or N, Y3 is CR7 or N, Y4 is CR8 or N, Z1 is CR9 or N, Z2 is CR10 or N, Z3 is CR11 or N, and Z4 is CR12 or N, wherein X1 to X4, Y1 to Y4 and Z1 to Z4 are not N at the same time; and at least one of R1 to R12 is Chemical Formula 2: wherein A1 is O, S or Se; L1 is a direct bond, or a substituted or unsubstituted arylene or heteroarylene group; at least one of Ar1 and Ar2 is a substituted or unsubstituted alkyl group, and the rest is a substituted or unsubstituted aryl or heteroaryl group; and the rest are the same as or different from each other, and each independently is hydrogen, deuterium, halogen, cyano, nitro, hydroxyl, carbonyl, ester, imide, amide, or a substituted or unsubstituted: alkyl, cycloalkyl, alkoxy, aryloxy, alkylthioxy, arylthioxy, alkylsulfoxy, arylsulfoxy, alkenyl, silyl, boron, amine, arylphosphine oxide, aryl, or heteroa
    Type: Grant
    Filed: October 30, 2018
    Date of Patent: May 28, 2024
    Assignee: LG CHEM, LTD.
    Inventors: Jungoh Huh, Miyeon Han, Dong Hoon Lee, Dong Uk Heo, Jae Tak Lee, Junghoon Yang, Heekyung Yun
  • Patent number: 11996844
    Abstract: A duty cycle correction circuit includes a duty correction circuit, an information generation circuit and a duty control circuit. The duty correction circuit corrects a duty rate of an input clock signal based on a duty control code to generate an output clock signal. The information generation circuit compares a difference between operation power voltages based on an operation mode to generate voltage information. The duty control circuit receives the voltage information from the information generation circuit and generates the duty control code that includes the voltage information based on a duty rate of the output clock signal.
    Type: Grant
    Filed: February 7, 2023
    Date of Patent: May 28, 2024
    Assignee: SK hynix Inc.
    Inventors: Dae Ho Yang, Min Su Kim, Kwan Su Shon, Keun Seon Ahn, Soon Sung An, Su Han Lee, Jae Hoon Jung, Kyeong Min Chae, Jae Hyeong Hong, Jun Sun Hwang
  • Patent number: 11997285
    Abstract: A method of inter-predicting a current block using any one of a plurality of bi-prediction modes is disclosed. The method comprises decoding, from a bitstream, mode information indicating whether a first mode included in the plurality of bi-prediction modes is applied to the current block. When the mode information indicates that the first mode is applied to the current block, the method further comprises: decoding, from the bitstream, first motion information including differential motion vector information and predicted motion vector information for a first motion vector and second motion information not including at least a portion of predicted motion vector information and differential motion vector information for a second motion vector; and deriving the first motion vector based on the first motion information and deriving the second motion vector based on both at least a portion of the first motion information and the second motion information.
    Type: Grant
    Filed: December 27, 2022
    Date of Patent: May 28, 2024
    Assignee: SK TELECOM CO., LTD.
    Inventors: Jae Il Kim, Sun Young Lee, Tae Young Na, Se Hoon Son, Jae Seob Shin
  • Publication number: 20240170673
    Abstract: The present disclosure relates to an electrode for a secondary battery with improved rapid charging performance, a method of manufacturing the same, and a secondary battery including the same, and provides an electrode for a secondary battery including a current collector, an electrode active material layer located on at least one surface of the current collector, and a binder layer located on at least one surface of the current collector and protruding from at least one end of the electrode active material layer, in which the binder layer satisfies the following Expression 1. [Expression 1] CA/B? 0.6 (In Expression 1, CA is wt % of a conductive material in the binder layer, and B is wt % of a binder in the binder layer, based on a total weight of the binder layer).
    Type: Application
    Filed: November 17, 2023
    Publication date: May 23, 2024
    Inventors: Dong Hoon LEE, Min Hwan KIM, Young Jun KIM, Hyo Sung LIM
  • Publication number: 20240170699
    Abstract: An embodiment antioxidant liquid for a fuel cell is provided. The antioxidant liquid is to be charged in a gas diffusion layer of a fuel cell stack, and the antioxidant liquid includes a solvent, an oxide as a first antioxidant dispersed in the solvent, and a salt as a second antioxidant dissolved in the solvent.
    Type: Application
    Filed: July 3, 2023
    Publication date: May 23, 2024
    Inventors: Seung Tak Noh, Jae Man Park, Hyun Jae Kim, Ji Hoon Sohn, Seon Yong Lee, Seung Hun Kang
  • Publication number: 20240168434
    Abstract: Disclosed is an apparatus for measuring texture characteristics of a holographic image that is reconstructed optically by a holographic display device. Provided is an apparatus for measuring texture characteristics of a holographic image, which measures texture characteristics of a holographic image that is reconstructed optically by a holographic display device.
    Type: Application
    Filed: November 14, 2023
    Publication date: May 23, 2024
    Applicant: Korea Photonics Technology Institute
    Inventors: Kwang Hoon LEE, Hoe Min KIM, Kyung Il JOO, Min Kyu PARK
  • Publication number: 20240172368
    Abstract: A printed circuit board includes: a first board unit including a plurality of first insulating layers and a plurality of first wiring layers respectively disposed on or in the plurality of first insulating layers; a second board unit including one or more second insulating layers and one or more second wiring layers respectively disposed on or in the one or more second insulating layers; and a first passive device embedded in at least one of the first and second board units. The second board unit is disposed on the first board unit, and the first board unit has a second cavity passing through at least a portion of the plurality of first insulating layers on the first passive device based on a stacking direction of the plurality of first wiring layers.
    Type: Application
    Filed: May 26, 2023
    Publication date: May 23, 2024
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Yun Je JI, Yong Hoon KIM, Seung Eun LEE, Joo Hwan JUNG
  • Publication number: 20240170782
    Abstract: Discussed is a battery module that may include a battery cell stack including a plurality of battery cells arranged along a first direction; side plates covering each of opposite side surfaces of the battery cell stack along the first direction, respectively; a busbar frame covering one surface of the battery cell stack in a direction in which electrode leads of the plurality of battery cells protrude; and a disc spring part located on an outside of a side plate of the side plates. The disc spring part is compressed in a direction parallel to the first direction.
    Type: Application
    Filed: January 5, 2023
    Publication date: May 23, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Jung Hoon LEE, Jaehun YANG, Seho KIM, Dooseung KIM, Jeong Gi PARK
  • Publication number: 20240171547
    Abstract: An apparatus for controlling and blocking user access using a web application proxy includes: a web server system; and a web application proxy installed in the web server system and configured to determine whether to provide the user with a web service by confirming access authority of a user using an external network, wherein the web application proxy includes: a packet processing module configured to collect and analyze request packets; a service control module configured to control the user access to the web service by extracting identification information of the user from the packets to confirm whether the user of the extracted identification information has the access authority to the web service; and an external policy management module configured to collect and manage an updated access control policy of the user and an updated policy for the web service by communicating with an external integrated policy management server.
    Type: Application
    Filed: June 19, 2023
    Publication date: May 23, 2024
    Inventors: Ki Uk LEE, Ju Young PARK, Bum Su KIM, Jeong Hoon YOON
  • Publication number: 20240172559
    Abstract: An organic light emitting device comprising an anode, a cathode, and a light emitting layer between the anode and the cathode, the light emitting layer including a compound represented by Chemical Formula 1 and a compound represented by Chemical Formula 2, is provided.
    Type: Application
    Filed: July 22, 2022
    Publication date: May 23, 2024
    Inventors: Minjun KIM, Dong Hoon LEE, Sang Duk SUH, Young Seok KIM
  • Publication number: 20240168098
    Abstract: A bus bar assembly and current measuring device configured to reduce measurement errors through linearity compensation and temperature compensation for the difference in values of two or more measured currents, thereby achieving high-accuracy current measurement, is presented. The present invention discloses a bus bar assembly including: a first conductive plate and a second conductive plate each composed of a plurality of parts; and an insulator formed between the first conductive plate and the second conductive plate, wherein a common first terminal hole is formed at one end of the first conductive plate, one end of the second conductive plate, and one end of the insulator, a common second terminal hole is formed at respective opposite ends of the first conductive plate, the second conductive plate, and the insulator. According to the present invention, stable and highly reliable current measurement is possible through multiple shunt resistors based on a redundancy design.
    Type: Application
    Filed: November 20, 2023
    Publication date: May 23, 2024
    Applicant: SMART ELECTRONICS INC.
    Inventors: Hong Il CHAE, Hyun Chang KIM, Kwang Hoon LEE, Won Seok KIM, Hyuk Jae KWON, Young Min SON, Hyeon Chang JEONG
  • Publication number: 20240170078
    Abstract: A memory device includes a plurality of memory cells programmed to a first program state through a plurality of program loops, a page buffer configured to perform a verify operation of verifying the first program state in each of the plurality of program loops, and control logic configured to, as the plurality of program loops are sequentially performed, adjust a first evaluation time of a first evaluation operation so as to decrease the difference between a second evaluation time of a second evaluation operation and the first evaluation time.
    Type: Application
    Filed: April 26, 2023
    Publication date: May 23, 2024
    Applicant: SK hynix Inc.
    Inventors: Jong Hoon LEE, Se Chun PARK
  • Publication number: 20240170304
    Abstract: The inventive concept provides a substrate treating apparatus. The substrate treating apparatus includes treating modules having an opening for taking in and taking out a substrate and which are stacked on each other; and an air flow generating member for generating a downward airflow at each treating module, and wherein the air flow generating member includes: a pan unit configured to supply an air; a spray unit configured to be provided above the treating module and which sprays an air supplied from the pan unit; and an exhaust unit configured to exhaust an air sprayed by the spray unit to outside of the treating module.
    Type: Application
    Filed: November 21, 2023
    Publication date: May 23, 2024
    Applicant: SEMES CO., LTD.
    Inventors: Ho Jong HWANG, Hyun Goo PARK, Hyo Won YANG, Ki-Moon KANG, Sang Min LEE, Se Hoon OH, Won Sik SON