Patents by Inventor Kwang Choi

Kwang Choi 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: 20250151483
    Abstract: A display device includes a substrate; a plurality of light-emitting elements arranged in each of a plurality of transfer areas on the substrate; and a black matrix having a plurality of transmissive holes each corresponding to one of the plurality of light-emitting elements, wherein the plurality of transfer areas include a first transfer area and a second transfer area arranged adjacent to each other, the black matrix includes a first area corresponding to the first transfer area and a second area corresponding to the second transfer area, the first area and the second area are arranged adjacent to each other based on a virtual boundary line, the first area includes a first transmissive hole disposed at a first distance from the virtual boundary line and a second transmissive hole disposed at a second distance from the virtual boundary line, and a size of the first transmissive hole is larger than a size of the second transmissive hole.
    Type: Application
    Filed: July 31, 2024
    Publication date: May 8, 2025
    Applicant: LG Display Co., Ltd.
    Inventors: Jae Kwang LEE, Bung Goo KIM, Hyoung Ho AHN, Hee Won LEE, Jun Young JO, Hye Sun JUNG, Sang Hak SHIN, Hyoung Sun PARK, Pyung Ho CHOI, Tae Yoon KIM
  • Publication number: 20250151585
    Abstract: A display device includes a display panel, a window above the display panel, and a light control layer between the display panel and the window, and including light-blocking members spaced apart from each other, a first refractive layer on side surfaces of the light-blocking members to expose upper surfaces of the light-blocking members, and a second refractive layer on the first refractive layer, and having a refractive index that is greater than a refractive index of the first refractive layer.
    Type: Application
    Filed: May 20, 2024
    Publication date: May 8, 2025
    Inventors: Jin Su BYUN, Si Kwang KIM, In Young JUNG, Gi Heon CHOI
  • Publication number: 20250149553
    Abstract: An embodiment anode for an all-solid-state battery, the anode including an anode current collector and an anode active material layer disposed on the anode current collector and including an anode active material, the anode active material including a plate-type carbon material, wherein a length ratio (a/c) of a major axis (a) to a thickness (c) of the plate-type carbon material is 4 or more, and a coating layer coating a portion of a surface of the plate-type carbon material, wherein the coating layer includes a lithiophilic material.
    Type: Application
    Filed: April 16, 2024
    Publication date: May 8, 2025
    Inventors: Yoon Kwang Lee, Yun Sung Kim, Ga Hyeon Im, Kyu Joon Lee, Hong Seok Min, So Young Lee, Su Jong Chae, Min Sung Ko, Ji Sub Choi, Seong Su Park
  • Publication number: 20250140479
    Abstract: A multilayer ceramic capacitor and a method of manufacturing the same. The multilayer ceramic capacitor includes a capacitor body including a dielectric layer and an internal electrode layer; and an external electrode disposed outside the capacitor body. The external electrode includes a lower layer positioned on a cross-section of the capacitor body to be electrically connected to the internal electrode layer, and an upper layer to cover the lower layer and positioned on the lower layer. The lower layer includes a first glass including aluminum (Al) in an amount of more than 0 atom % to 8 atom % or less with respect to a total amount of components of the first glass. The upper layer includes a second glass including aluminum (Al) in an amount of 10 atom % or more to 20 atom % or less with respect to a total amount of components of the second glass.
    Type: Application
    Filed: January 16, 2024
    Publication date: May 1, 2025
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jaehoon Bang, Youngah Song, Bonggyu Choi, Kwang Dong Seong, Dokyeong Lee, Wansik Kim
  • Patent number: 12287017
    Abstract: The present invention relates to a collection apparatus for collecting particulate matter generated due to friction between a rotor and a brake pad in a brake system of a transport facility, the collection apparatus including a first collector configured to surround a portion of an outer side surface of the rotor, an upper collector configured to surround a portion of an outer peripheral surface of the rotor, and a second collector configured to surround a portion of an inner side surface of the rotor, wherein the first collector and the second collector are made of porous ceramic foam. According to the present invention, particulate matter generated due to friction between a rotor and a brake pad in a brake system of a transport facility can be efficiently collected, and by reducing the amount of particulate matter generated when braking a transport facility, air pollution can be prevented.
    Type: Grant
    Filed: December 2, 2021
    Date of Patent: April 29, 2025
    Assignee: KOREA INSTITUTE OF CERAMIC ENGINEERING AND TECHNOLOGY
    Inventors: Kwang Taek Hwang, Jin Ho Kim, Junghun Kim, Cheongsoo Choi
  • Patent number: 12282065
    Abstract: A battery data management system includes a communication device for obtaining state data of a battery from a battery management system and transmitting the state data of the battery to an outside and a management server for managing the state data of the battery, received from the communication device through a first network.
    Type: Grant
    Filed: April 7, 2022
    Date of Patent: April 22, 2025
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Young Chang Jo, Hyun Ju Hong, Sung Yul Yoon, Jae Kwang Jeon, Jeong Bin Lee, Jae Sung Im, Won Kyung Kim, Won Bin Choi, Myung Hyun Shim
  • Publication number: 20250121060
    Abstract: The present invention relates to a composition for improving immune cell activity comprising a TET2 expression inhibitor, and a method for preparing immune cells with improved activity. In addition, the present invention relates to a recombinant vector comprising a nucleic acid encoding a TET2 inhibitor, immune cells with improved activity transduced with the recombinant vector, and a pharmaceutical composition for treating cancer comprising the immune cells.
    Type: Application
    Filed: November 17, 2022
    Publication date: April 17, 2025
    Applicants: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY, ABTIRONBIO CO., LTD.
    Inventors: Young Kwang PARK, Chi Hoon PARK, Yeong Rin KIM, Sang Un CHOI, Heung Kyoung LEE
  • Patent number: 12272065
    Abstract: An apparatus for image segmentation according to an embodiment includes an acquirer configured to acquire one or more images in which an object is photographed and a segmentation performer configured to perform segmentation on the one or more images using a segmentation model which is deep learned through a plurality of images, in which the segmentation model is a U-Net-based model including a first type module based on depth-wise separable convolution (DSC) and a second type module based on global context network (GCNet).
    Type: Grant
    Filed: April 19, 2022
    Date of Patent: April 8, 2025
    Assignee: RESEARCH COOPERATION FOUNDATION OF YEUNGNAM UNIVERSITY
    Inventors: Gyu Sang Choi, Hyun Kwang Shin
  • Patent number: 12265965
    Abstract: A system and method for preventing hacking of blockchain is proposed.
    Type: Grant
    Filed: March 26, 2020
    Date of Patent: April 1, 2025
    Assignee: dsrv labs Co., Ltd.
    Inventors: Ji Yun Kim, Jeong Ho Jeon, Jong Kwang Kim, Hyung Kyu Choi, Hyug Bin Kwon
  • Publication number: 20250064879
    Abstract: The present invention relates to a composition for treating, improving, or preventing Alzheimer's disease caused by ApoE4 gene mutation, the composition including Banha-Sasim-Tang as an active ingredient. The composition including Banha-Sasim-Tang as an active ingredient of the present invention and a treatment method exhibit excellent effects of reducing amyloid beta proteins and inhibiting deposition thereof, which are specific to Alzheimer's disease caused by ApoE4 gene mutation, thereby having high applicability as a specific composition for preventing, improving, or treating Alzheimer's disease caused by ApoE4 gene mutation.
    Type: Application
    Filed: September 30, 2022
    Publication date: February 27, 2025
    Inventors: Younghoon GO, Buyun KIM, Jae Kwang KIM, Jang-Gi CHOI, Tae Woo OH, Malk Eun PAK, Yeo Jin PARK, Jinsoo SEO, Hyein LEE
  • Publication number: 20250063923
    Abstract: Provided is a display device which comprises a substrate, an emission layer including a plurality of light-emitting elements to emit lights and disposed on the substrate, and a light control layer disposed on the emission layer, wherein the light control layer includes a light-transmitting film that transmits the lights, and a light-blocking film that blocks the lights, the light-transmitting film includes, a first low-refractive light-transmitting film disposed on the light-blocking film, and a first high-refractive light-transmitting film alternately disposed with the light-blocking film, and a refractive index of the first low-refractive light-transmitting film is smaller than a refractive index of the first high-refractive light-transmitting film.
    Type: Application
    Filed: March 26, 2024
    Publication date: February 20, 2025
    Inventors: Si Kwang KIM, Jin Su BYUN, Gi Heon CHOI
  • Publication number: 20250056946
    Abstract: An embodiment of the present specification discloses a display device including a display panel including a display area and a non-display area adjacent to the display area and a metal dam disposed in the non-display area to surround at least three surfaces of the display panel. The display panel includes a substrate, a pixel driving circuit disposed on the substrate, and a light emitting element driven by the pixel driving circuit, the metal dam may be spaced a selected distance from an edge of the display panel, the metal dam may be formed of a plurality of metal layers connected through at least one hole, and the metal dam may include a first metal dam, a second metal dam, and a third metal dam that are disposed in the non-display area while surrounding at least three surfaces of the display area.
    Type: Application
    Filed: August 5, 2024
    Publication date: February 13, 2025
    Inventors: Hye Sun JUNG, Bung Goo KIM, Hyoung Ho AHN, Hee Won LEE, Jun Young JO, Sang Hak SHIN, Jae Kwang LEE, Hyoung Sun PARK, Pyung Ho CHOI, Tae Yoon KIM
  • Publication number: 20250042234
    Abstract: A storage system for a vehicle has a configuration capable of storing a plurality of high-voltage battery packs in a separably assembled state in a seat backboard of the vehicle through a coupling structure of a protrusion and a groove. Only a broken or failed high-voltage battery pack from among a plurality of high-voltage battery packs assembled to the seat backboard is separated from the seat backboard, and a new high-voltage battery pack can then replace the failed high-voltage battery pack through assembly thereof to the seat backboard at a position from which the failed high-voltage battery pack has been separated.
    Type: Application
    Filed: December 5, 2023
    Publication date: February 6, 2025
    Inventors: Suk Won Hong, Hyeong Jong Kim, Ju Yeol Kong, Byeong Kwang Kim, So Young Yoo, Han Su Yoo, Byung Yong Choi, Sang Do Park, Seong Hyeon Shin
  • Publication number: 20250037646
    Abstract: A mother substrate for a display panel and a display panel using the same are disclosed. A mother substrate for a display panel includes a conductive ring disposed in a non-display area outside the display area and surrounding each of the display areas, and one or more dummy pixel driving circuits disposed in a non-display area outside the display area. An electrostatic discharge (ESD) prevention structure inside the dummy pixel driving circuit can prevent defects of display panels due to ESD occurring in the manufacturing process of the display panel.
    Type: Application
    Filed: June 11, 2024
    Publication date: January 30, 2025
    Inventors: Jun Young JO, Bung Goo KIM, Hyoung Ho AHN, Hee Won LEE, Hye Sun JUNG, Sang Hak SHIN, Jae Kwang LEE, Hyoung Sun PARK, Pyung Ho CHOI, Tae Yoon KIM
  • Publication number: 20250033568
    Abstract: A vehicle seat apparatus includes: a receiving device provided on a seat of a vehicle, where an auxiliary battery and a portable electronic device are received in the receiving device, and a controller that controls power transmission between the auxiliary battery received in the receiving device and a convenience device of the seat. The receiving device is provided on a back board of the seat, and the auxiliary battery and the portable electronic device may be received in the receiving device or taken from the receiving device. During charging, the auxiliary battery is charged with power of a vehicle power supply or the portable electronic device is wirelessly charged with power of the auxiliary battery in normal times, and the power of the auxiliary battery may be supplied to the convenience device of the seat in an emergency.
    Type: Application
    Filed: March 18, 2024
    Publication date: January 30, 2025
    Inventors: Suk Won Hong, Hyeong Jong Kim, Ju Yeol Kong, Byeong Kwang Kim, Seong Hyeon Shin, Han Su Yoo, Byung Yong Choi, Sang Do Park, So Young Yoo, Jeong Mi Seo
  • Publication number: 20250040309
    Abstract: A display apparatus according to an exemplary embodiment is disclosed. A display apparatus according to an exemplary embodiment includes a substrate having a bending region between an active area and a pad area. The display apparatus includes a planarization film on the active area and the pad area in the substrate. The display apparatus includes a first organic film coated on the planarization film, a second organic film coated on the first organic film, and a third organic film coated on the second organic film. The third organic film is formed such that an upper surface thereof is flattened in the active region. The display apparatus includes a plurality of light-emitting elements disposed on the third organic film.
    Type: Application
    Filed: July 23, 2024
    Publication date: January 30, 2025
    Inventors: Hye Sun JUNG, Bung Goo KIM, Hyoung Ho AHN, Hee Won LEE, Jun Young JO, Sang Hak SHIN, Jae Kwang LEE, Hyoung Sun PARK, Pyung Ho CHOI, Tae Yoon KIM
  • Patent number: 12212670
    Abstract: Disclosed herein are an apparatus and method for calculating a multiplicative inverse. The apparatus for calculating a multiplicative inverse includes a data input unit for receiving input data, a multiplicative inverse calculation unit for dividing an input degree-8 finite field corresponding to the input data into two first degree-4 finite fields so as to perform Advanced Encryption Standard (AES) encryption on the input data, and for performing a multiplicative inverse calculation on the first degree-4 finite fields in consideration of a circuit depth value (T-Depth) and qubit consumption of quantum gates in a quantum circuit, and a data output unit for outputting result data obtained by performing the multiplicative inverse calculation.
    Type: Grant
    Filed: March 26, 2021
    Date of Patent: January 28, 2025
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Do-Young Chung, Doo-Ho Choi, Sok-Joon Lee, Seung-Kwang Lee
  • Publication number: 20250023003
    Abstract: A display device includes a plurality of first electrodes and a contact electrode on a substrate; a plurality of light-emitting elements on the plurality of first electrodes; a first optical layer between the plurality of light-emitting elements; and a second electrode on the plurality of light-emitting elements, the second electrode including a first region that is on the plurality of light-emitting elements and a second region that extends past an end the first optical layer and is in contact with the contact electrode.
    Type: Application
    Filed: July 3, 2024
    Publication date: January 16, 2025
    Inventors: Hye Sun Jung, Jae Kwang Lee, Tae Yoon Kim, Bung Goo Kim, Hyoung Ho Ahn, Hee Won Lee, Jun Young Jo, Pyung Ho Choi
  • Publication number: 20250023000
    Abstract: A mother substrate for a display panel and a display panel using the same are disclosed. The mother substrate comprises a plurality of display area including a plurality of light-emitting areas configured to receive light-emitting elements, a plurality of wirings, and a plurality of pads connected to the plurality of wirings; a conductive ring in a non-display area that surrounds the display area such that each of the display areas is surrounded by the conductive ring and electrically connected to the pads; a photoresist pattern covering the plurality of display areas and the non-display area; and a first metal layer covering the photoresist pattern. The conductive ring includes an electrostatic blocking area.
    Type: Application
    Filed: May 28, 2024
    Publication date: January 16, 2025
    Inventors: Jun Young Jo, Bung Goo Kim, Hyoung Ho Ahn, Hee Won Lee, Hye Sun Jung, Sang Hak Shin, Jae Kwang Lee, Hyoung Sun Park, Pyung Ho Choi, Tae Yoon Kim
  • Publication number: 20250023530
    Abstract: A receiver circuit includes a first amplification stage and a second amplification stage. The first amplification stage is configured to generate a first output signal by differentially amplifying an input signal pair. The second amplification stage is configured to generate a second output signal by amplifying the first output signal. The receiver circuit is configured to deactivate the second amplification stage and then deactivate the first amplification stage.
    Type: Application
    Filed: December 12, 2023
    Publication date: January 16, 2025
    Applicant: SK hynix Inc.
    Inventors: Jun Seo JANG, Bon Kwang KOO, Beom Kyu SEO, Soon Sung AN, Sung Hwa OK, Eun Ji CHOI, Jae Hyeong HONG