Patents by Inventor Jung-Hyun Choi

Jung-Hyun 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).

  • Patent number: 11987833
    Abstract: The present invention relates to a novel enzyme capable of producing multi-hydroxy derivatives from polyunsaturated fatty acids and a method for producing multi-hydroxy derivatives of polyunsaturated fatty acids using the same.
    Type: Grant
    Filed: October 16, 2020
    Date of Patent: May 21, 2024
    Assignee: KOREA RESEARCH INSTITUTE OF BIOSCIENCE AND BIOTECHNOLOGY
    Inventors: Jeong Woo Seo, Jong Jae Yi, Sun Yeon Heo, Young Bae Kim, Chul Ho Kim, Baek Rock Oh, Jung Hyun Ju, Hack Sun Choi
  • Publication number: 20240155150
    Abstract: The present invention relates to a method for encoding and decoding an image. The method for decoding an image includes: deriving an initial motion vector from a merge candidate list of a current block; deriving a refined motion vector using the initial motion vector; and generating a prediction block of the current block using the refined motion vector.
    Type: Application
    Filed: January 10, 2024
    Publication date: May 9, 2024
    Inventors: Ha Hyun LEE, Jung Won KANG, Hyun Suk KO, Sung Chang LIM, Jin Ho LEE, Dong San JUN, Seung Hyun CHO, Hui Yong KIM, Jin Soo CHOI
  • Publication number: 20240155140
    Abstract: The present invention relates to an image information decoding method. The decoding method includes receiving a bit stream including a Network Abstraction Layer (NAL) unit that includes information related to encoded image, and parsing a NAL unit header of the NAL unit. The NAL unit header may not include 1 bit flag information that represents whether a picture is a non-reference picture or a reference picture in the entire bit stream during encoding.
    Type: Application
    Filed: January 19, 2024
    Publication date: May 9, 2024
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Jung Won Kang, Ha Hyun Lee, Jin Soo Choi, Jin Woong Kim
  • Publication number: 20240147242
    Abstract: A mobility service providing method and apparatus are provided. The method includes: moving, by a vehicle, to a customer when the customer requests the vehicle to provide a mobility service and forming, by one or more anchors mounted on the vehicle, an Ultra-Wide Band (UWB) link with an information technology (IT) device carried by the customer when a determination is made that a distance between the vehicle and the customer is within a predetermined distance; performing a smart anchor positioning (SAP) algorithm to estimate a position of the IT device; performing position-based security authentication with the customer; and arriving, by the vehicle, at the customer, wherein the one or more anchors and the IT device transmit or receive UWB pulse waves.
    Type: Application
    Filed: March 29, 2023
    Publication date: May 2, 2024
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Jung Hun Choi, Dong Hyun Ha, Jae Wung Jung
  • Publication number: 20240137511
    Abstract: Disclosed herein are a video decoding method and apparatus and a video encoding method and apparatus. In video encoding and decoding, multiple partition blocks are generated by splitting a target block. A prediction mode is derived for at least a part of the multiple partition blocks, among the multiple partition blocks, and prediction is performed on the multiple partition blocks based on the derived prediction mode. When prediction is performed on the partition blocks, information related to the target block may be used, and information related to an additional partition block, which is predicted prior to the partition block, may be used.
    Type: Application
    Filed: January 4, 2024
    Publication date: April 25, 2024
    Applicants: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, INDUSTRY-UNIVERSITY COOPERATION FOUNDATION KOREA AEROSPACE UNIVERSITY, HANBAT NATIONAL UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Jin-Ho LEE, Jung-Won KANG, Hyunsuk KO, Sung-Chang LIM, Dong-San JUN, Ha-Hyun LEE, Seung-Hyun CHO, Hui-Yong KIM, Hae-Chul CHOI, Dae-Hyeok GWON, Jae-Gon KIM, A-Ram BACK
  • Publication number: 20240129635
    Abstract: A focusing method of a camera for obtaining an image of a surveillance area by performing a pan-tilt-zoom (PTZ) operation is included. The focusing method includes: determining whether a region of interest set in the surveillance area is included in a first image obtained by the camera; converting a mode according to a result of the determination by selecting a first mode in which focusing is performed using a first focusing algorithm or a second mode in which focusing is performed using a second focusing algorithm that is different from the first focusing algorithm; and focusing the camera with respect to the first image according to the first mode or the second mode.
    Type: Application
    Filed: December 12, 2023
    Publication date: April 18, 2024
    Applicant: HANWHA VISION CO., LTD.
    Inventors: Sung Wook CHOI, Won Mo KOO, Jung Won PAC, Joo Hye NOH, Joo Hyun YOON
  • Publication number: 20240125912
    Abstract: A position estimation method is performed by a position estimation apparatus, wherein the position estimation method includes switching from a UWB static domain to a UWB dynamic domain when a startup state of a vehicle is switched from OFF to ON; operating one or more anchors mounted on the vehicle; and estimating a position of a tag by performing at least one of an advanced trilateration measurement (ATM) algorithm and a smart anchor positioning (SAP) algorithm, wherein the one or more anchors and the tag transmit and receive ultra wideband (UWB) pulse waves.
    Type: Application
    Filed: May 23, 2023
    Publication date: April 18, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Jung Hun CHOI, Dong Hyun HA, Jae Wung JUNG
  • Publication number: 20240120287
    Abstract: Provided is an overlay mark. The overlay mark comprises a substrate, a lower overlay in the substrate, a pattern layer on the substrate, and an upper overlay defining an opening on the pattern layer. The lower overlay does not overlap the upper overlay in a thickness direction of the substrate.
    Type: Application
    Filed: October 3, 2023
    Publication date: April 11, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Sang Won PARK, A Yeong CHA, Byeong-Hwan SON, Hye Jin LEE, Jung Hyun CHOI, Jong Hee HAN
  • Patent number: 11951130
    Abstract: The present invention relates to an antigen-binding molecule comprising a heavy chain variable region comprising a heavy-chain complementarity-determining region 1 (HCDR1) comprising an amino acid sequence represented by Sequence No. 1, an HCDR2 comprising an amino acid sequence represented by Sequence No. 2, and an HCDR3 comprising an amino acid sequence represented by Sequence No. 3; a light-chain variable region comprising a light-chain complementarity-determining region 1 (LCDR1) comprising an amino acid sequence represented by Sequence No. 4, an LCDR2 comprising an amino acid sequence represented by Sequence No. 5, and an LCDR3 comprising an amino acid sequence represented by Sequence No. 6; wherein the antigen-binding molecule is a T cell receptor (TCR); and to a cell line expressing the same.
    Type: Grant
    Filed: March 1, 2021
    Date of Patent: April 9, 2024
    Assignee: Eutilex Co., Ltd.
    Inventors: Byoung S. Kwon, Young Ho Kim, Kwang Hee Kim, Ji Won Chung, Young Gyoon Chang, Bo Rim Yi, Jung Yun Lee, Seung Hyun Lee, Sun Woo Im, Jin Kyung Choi, Hyun Tae Son, Eun Hye Yoo
  • Patent number: 11949890
    Abstract: The present invention relates to a decoding method for a bit stream that supports a plurality of layers. The decoding method may include receiving information on a set of video parameters that includes information on the plurality of layers, and parsing the set of video parameters to grasp information on the layers in the bit stream.
    Type: Grant
    Filed: September 23, 2022
    Date of Patent: April 2, 2024
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Jung Won Kang, Ha Hyun Lee, Jin Soo Choi, Jin Woong Kim
  • Patent number: 11943976
    Abstract: A display device includes a substrate, a first conductive layer on the substrate, the first conductive layer including a data signal line, a first insulating layer on the first conductive layer, a semiconductor layer on the first insulating layer, the semiconductor layer including a first semiconductor pattern, a second insulating layer on the semiconductor layer, and a second conductive layer on the second insulating layer, the second conductive layer including a gate electrode disposed to overlap the first semiconductor pattern, a transistor first electrode disposed to overlap a part of the first semiconductor pattern, wherein the transistor first electrode is electrically connected to the data signal line through a contact hole that penetrates the first and second insulating layers, and a transistor second electrode disposed to overlap another part of the first semiconductor pattern.
    Type: Grant
    Filed: June 4, 2020
    Date of Patent: March 26, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung Sok Son, Woo Geun Lee, Seul Ki Kim, Kap Soo Yoon, Hyun Woong Baek, Jae Hyun Lee, Su Jung Jung, Jung Kyoung Cho, Seung Ha Choi, June Whan Choi
  • Publication number: 20240094328
    Abstract: A smart anchor-based position estimation method and apparatus are disclosed. The position estimation method, performed by a position estimation apparatus, includes: identifying one or more line-of-sight (LOS) anchors from among one or more anchors mounted in a vehicle; selecting reference anchors from among the one or more LOS anchors; and estimating a position of a tag based on a number of the reference anchors. The reference anchors are selected based on a rate of formation of an ultra-wideband (UWB) link to the tag and accuracy of the estimated position of the tag.
    Type: Application
    Filed: February 16, 2023
    Publication date: March 21, 2024
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Jung Hun Choi, Dong Hyun Ha, Jae Wung Jung
  • Patent number: 11929497
    Abstract: A negative electrode active material as well as a method of preparing a negative electrode active material which includes preparing a silicon-based compound including SiOx, wherein 0.5<x<1.3; disposing a polymer layer including a polymer compound on the silicon-based compound; disposing a metal catalyst layer on the polymer layer; heat treating the silicon-based compound on which the polymer layer and the metal catalyst layer are disposed; and removing the metal catalyst layer, wherein the polymer compound includes any one selected from the group consisting of glucose, fructose, galactose, maltose, lactose, sucrose, a phenolic resin, a naphthalene resin, a polyvinyl alcohol resin, a urethane resin, polyimide, a furan resin, a cellulose resin, an epoxy resin, a polystyrene resin, a resorcinol-based resin, a phloroglucinol-based resin, a coal-derived pitch, a petroleum-derived pitch, a tar and a mixture of two or more thereof.
    Type: Grant
    Filed: November 1, 2019
    Date of Patent: March 12, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Dong Hyuk Kim, Eun Kyung Kim, Yong Ju Lee, Rae Hwan Jo, Jung Hyun Choi
  • Publication number: 20240077888
    Abstract: A method and apparatus of platooning using Ultra Wideband (UWB)-based security authentication is provided. The platooning method performed by a platoon leader vehicle includes: selecting three coordinates present in a path along which the platoon leader vehicle moves, using an Ultra WideBand (UWB) sensor mounted on the platoon leader vehicle; determining a location of a surrounding vehicle using the three coordinates and an estimated distance between the UWB sensor and the surrounding vehicle; performing mutual authentication with the surrounding vehicle, based on the location of the surrounding vehicle; and performing platooning by including the surrounding vehicle in one or more platoon follower vehicles, when the mutual authentication is successful, wherein each of the platoon leader vehicle and the one or more platoon follower vehicles is provided with one or more UWB sensors.
    Type: Application
    Filed: January 30, 2023
    Publication date: March 7, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Dong Hyun HA, Jung Hun CHOI
  • Publication number: 20240076070
    Abstract: A method, apparatus, and system for supplying power during the takeoff and landing of an Urban Air Mobility (UAM) aircraft is disclosed herein. A power supplying method is performed by a power supply system comprising a drone and a hub.
    Type: Application
    Filed: February 6, 2023
    Publication date: March 7, 2024
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Dong Hyun Ha, Jung Hun Choi, Jae Wung Jung
  • Publication number: 20240080320
    Abstract: A server according to an embodiment includes a processor configured to receive a friend add request for a target account from a user terminal accessed with a user account; based on one of the user account and the target account being a protected account, transmit an approval request for the friend add request to a protector account connected to the protected account; and based on receiving a reply to the approval request from the protector terminal, add the target account to a friend list of the user account.
    Type: Application
    Filed: April 27, 2023
    Publication date: March 7, 2024
    Inventors: You Jin KIM, Jung Woo CHOI, Jenog Ryeol CHOI, Joong Seon KIM, Hong Chan YUN, Ju Ho CHUNG, Do Hyun YOUN, Hyung Min KIM, Hyun Ok CHOI, Chun Ho KIM, Soo Beom KIM, Min Jeong KIM, Chang Oh HEO, Eun Soo HEO
  • Patent number: 11917148
    Abstract: Disclosed herein are a video decoding method and apparatus and a video encoding method and apparatus. In video encoding and decoding, multiple partition blocks are generated by splitting a target block. A prediction mode is derived for at least a part of the multiple partition blocks, among the multiple partition blocks, and prediction is performed on the multiple partition blocks based on the derived prediction mode. When prediction is performed on the partition blocks, information related to the target block may be used, and information related to an additional partition block, which is predicted prior to the partition block, may be used.
    Type: Grant
    Filed: February 8, 2022
    Date of Patent: February 27, 2024
    Assignees: Electronics And Telecommunications Research Institute, Industry-University Cooperation Foundation Korea Aerospace University, Hanbat National University Industry-Academic Cooperation Foundation
    Inventors: Jin-Ho Lee, Jung-Won Kang, Hyunsuk Ko, Sung-Chang Lim, Dong-San Jun, Ha-Hyun Lee, Seung-Hyun Cho, Hui-Yong Kim, Hae-Chul Choi, Dae-Hyeok Gwon, Jae-Gon Kim, A-Ram Back
  • Patent number: 11917170
    Abstract: The present invention relates to an image information decoding method. The decoding method includes receiving a bit stream including a Network Abstraction Layer (NAL) unit that includes information related to encoded image, and parsing a NAL unit header of the NAL unit. The NAL unit header may not include 1 bit flag information that represents whether a picture is a non-reference picture or a reference picture in the entire bit stream during encoding.
    Type: Grant
    Filed: September 22, 2022
    Date of Patent: February 27, 2024
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Jung Won Kang, Ha Hyun Lee, Jin Soo Choi, Jin Woong Kim
  • Publication number: 20230378439
    Abstract: Disclosed is a negative electrode for a lithium-ion secondary battery. The negative electrode includes a negative electrode active material layer, which includes a lower layer portion facing the surface of a current collector and an upper layer portion disposed on the top of the lower layer portion, wherein the upper layer portion includes graphite and silicon oxide as negative electrode active materials, the silicon oxide has a sphericity of 0.4-0.8, and the negative electrode active material layer includes a linear conductive material.
    Type: Application
    Filed: October 18, 2021
    Publication date: November 23, 2023
    Applicant: LG Energy Solution, Ltd.
    Inventors: Su-Min LEE, Se-Mi PARK, Sun-Young SHIN, Yong-Ju LEE, Jung-Hyun CHOI
  • Patent number: D1015292
    Type: Grant
    Filed: May 25, 2022
    Date of Patent: February 20, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jun-Yong Song, Byoung-Jin Kim, Jung-Hyun Choi, Woo-Hyeok Jeong, Eun-Soo Kim