Patents by Inventor Yoon Ho Choi

Yoon Ho 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: 20240145830
    Abstract: Disclosed herein is a pouch-type secondary battery and a manufacturing method thereof including. The pouch-type secondary battery includes an electrode assembly; an electrode lead extending from an electrode tab of the electrode assembly; an upper pouch; and a lower pouch. The upper pouch and the lower pouch include a sealed area where the edges are sealed and an unsealed area. An average thickness of the sealed area of the upper pouch and an average thickness of the sealed area of the lower pouch are equal to each other, and the average thickness of the unsealed area of the upper pouch is smaller than the average thickness of the unsealed area of the lower pouch, so that even if the thickness of the lower pouch is reduced during the sealing process of heat-sealing, the sealed area of the upper and lower pouches are formed with little difference in thickness.
    Type: Application
    Filed: January 11, 2023
    Publication date: May 2, 2024
    Applicant: LG Energy Solution, Ltd.
    Inventors: Seung Ho Na, Kwang Hee Choi, Song Hwa Han, Yoon Beom Lee, Jun Ho Yoon, Yeong Jae Lee
  • Publication number: 20240136531
    Abstract: A conductive composite material, a method of preparing the same, and a secondary battery including the same. The conductive composite material may increase the proportion of an active material when forming an electrode by chemically bonding a conductive material and a binder to each other. A method of preparing the conductive composite material comprises ionizing carbon-based particles in a predetermined polarity, ionizing PTFE particles in a polarity different from that of the carbon-based particles, and chemically bonding the ionized carbon-based particles and the ionized PTFE particles, which are ionized in different polarities, to each other.
    Type: Application
    Filed: September 20, 2023
    Publication date: April 25, 2024
    Inventors: Seung Min Oh, Sung Ho Ban, Sang Hun Lee, Ko Eun Kim, Yoon Sung Lee, Chang Hoon Song, Hyeong Jun Choi, Jun Myoung Sheem, Jin Kyo Koo, Young Jun Kim
  • Publication number: 20240136510
    Abstract: A positive electrode active material including a first lithium composite oxide particle including a secondary particle formed by aggregation of one or more primary particles, and a coating oxide occupying at least a part of at least one of surfaces of the secondary particle, grain boundaries between the primary particles, or surfaces of the primary particles, the positive electrode active material satisfying an equation of 1.3?a/b?3.0, wherein a represents a max peak intensity at 2theta=44.75° to 44.80° and b represents a max peak intensity at 2theta=45.3° to 45.6° in X-ray diffraction (XRD) analysis using Cu K? radiation.
    Type: Application
    Filed: May 21, 2023
    Publication date: April 25, 2024
    Inventors: Yu Gyeong CHUN, Moon Ho CHOI, Yoon Young CHOI, Jong Seung SHIN, Yong Hwan GWON, Jin Ho BAE, Ji Won KIM, Sang Hyeok KIM
  • Patent number: 11967529
    Abstract: Methods of manufacturing a semiconductor chip are provided. The methods may include providing a semiconductor substrate including integrated circuit regions and a cut region. The cut region may be between the integrated circuit regions. The methods may also include forming a modified layer by emitting a laser beam into the semiconductor substrate along the cut region, polishing an inactive surface of the semiconductor substrate to propagate a crack from the modified layer, and separating the integrated circuit regions along the crack. The cut region may include a plurality of multilayer metal patterns on an active surface of the semiconductor substrate, which is opposite to the inactive surface of the semiconductor substrate. The plurality of multilayer metal patterns may form a pyramid structure when viewed in cross section.
    Type: Grant
    Filed: November 10, 2020
    Date of Patent: April 23, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Byung-moon Bae, Yoon-sung Kim, Yun-hee Kim, Hyun-su Sim, Jun-ho Yoon, Jung-ho Choi
  • Publication number: 20240120580
    Abstract: A sealing device for a pouch-type battery includes an upper sealing block and a lower sealing block. The upper sealing block has a two-stage upper sealing groove, including a first upper step and a second upper step, and the lower sealing block has a two-stage lower sealing groove, including a first lower step and a second lower step. The upper sealing block contacts a first surface of an electrode lead sealing part of the pouch-type battery, and the lower sealing block contacts a second surface of the electrode lead sealing part of the pouch-type battery in a process of performing sealing through heat fusion. A pouch-type battery having an electrode lead sealing part formed by the sealing device is also provided.
    Type: Application
    Filed: November 17, 2022
    Publication date: April 11, 2024
    Applicant: LG Energy Solution, Ltd.
    Inventors: Seung Ho Na, Kwang Hee Choi, Dong Kyun Ha, Yoon Beom Lee, Do Woo Kim, Hye Ji Lee
  • Patent number: 11956980
    Abstract: Discussed is an organic light emitting device in which a light emitting layer includes a host and different kinds of dopants, the fluorescent dopant is formed of a material having energy level properties facilitating thermally activated delayed fluorescence (TADF), and thus energy is concentratedly transferred to the fluorescent dopant so as to increase luminous efficacy of a single color.
    Type: Grant
    Filed: December 24, 2020
    Date of Patent: April 9, 2024
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Gyeong-Woo Kim, Hong-Seok Choi, Seung-Ryong Joung, Jun-Ho Lee, Yoon-Deok Han, Hee-Su Byeon
  • Patent number: 11937476
    Abstract: A display device comprises a substrate; a circuit array layer comprising pixel drivers, data lines, first dummy lines, and second dummy lines; and a light emitting array layer. The display area comprises middle, first side, and second side regions. The data lines comprise first, second, and third data lines disposed in the middle, first side, and second side regions, respectively. The first dummy lines comprise a first data detour line disposed in the first side region and adjacent to a part of the second data line, and auxiliary lines. The second dummy lines comprise a second data detour line configured to connect the first data detour line to the third data line, and additional lines. The auxiliary lines comprise a bias auxiliary line to which a bias power is applied; and a second power auxiliary line to which a second power is applied.
    Type: Grant
    Filed: May 4, 2023
    Date of Patent: March 19, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin Sung An, Sung Ho Kim, Yong Jae Kim, Yun Hwan Park, Yoon Jee Shin, Sug Woo Jung, Hyun Wook Choi
  • Publication number: 20240079642
    Abstract: The present invention relates to a method for preparing an alkali metal ion conductive chalcogenide-based solid electrolyte, a solid electrolyte prepared thereby, and an all-solid-state battery comprising the same.
    Type: Application
    Filed: January 11, 2022
    Publication date: March 7, 2024
    Applicant: KOREA ELECTROTECHNOLOGY RESEARCH INSTITUTE
    Inventors: Yoon Cheol HA, Sang Min LEE, Byung Gon KIM, Gum Jae PARK, Jun Woo PARK, Jun Ho PARK, Ji Hyun YU, Won Jae LEE, You Jin LEE, Hae Young CHOI
  • Patent number: 11922841
    Abstract: The present disclosure relates to a display device, and the display device according to an embodiment includes: a substrate including a display area and a peripheral area; a plurality of light-emitting elements positioned in a display area; a plurality of pixel circuits connected to a plurality of light-emitting elements, respectively; a sensor positioned on the peripheral area of the substrate; a leakage current detecting circuit connected to the sensor; and a light emitting wiring connected to the leakage current detecting circuit and connected to at least one of the plurality of light-emitting elements, wherein the sensor includes a first sensor and the first sensor includes a first sensing transistor, and a first conductive pattern spaced apart from the channel of the first sensing transistor, and the first conductive pattern is positioned in the same layer as at least one of a plurality of layers configuring the transistor.
    Type: Grant
    Filed: September 22, 2022
    Date of Patent: March 5, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yoon Ho Kim, Jong Woo Park, June Hwan Kim, Ki Ju Im, Young Tae Choi, Hyuncheol Hwang
  • Patent number: 11913098
    Abstract: A self-healing alloy contains 5 to 11% by weight of molybdenum (Mo), iron (Fe) as a remainder, and unavoidable impurities. A method for manufacturing the self-healing alloy includes heat treating the alloy or preparing an alloy raw material powder and sintering, homogenizing, and cooling the alloy raw material powder.
    Type: Grant
    Filed: March 22, 2021
    Date of Patent: February 27, 2024
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, Kookmin University Industry Academy Cooperation Foundation
    Inventors: Kyung Sik Choi, Hoo Dam Lee, Tae Gyu Lee, Byung Ho Min, Young Jun Kwon, Keun Won Lee, Yoon Jung Won, Ki Sub Cho
  • Publication number: 20230130500
    Abstract: A multi-machine and performance based continuous production planning global optimization scheduling method and device are disclosed. The device for multi-machine and performance-based continuous production planning global optimization scheduling may include a data pre-processing module configured to generate a multi-machine list on performable multiple machines through pre-processing scheduling target data, a scheduling module configured to generate a scheduling result by setting a processing time for a machine related to a single machine list, wherein the single machine list is selected from the multi-machine list, and a data post-processing module configured to store the scheduling result in a database.
    Type: Application
    Filed: August 26, 2022
    Publication date: April 27, 2023
    Inventors: Yoon Ho CHOI, Jin Myeong SHIN, Jae Seok KIM
  • Patent number: 11275866
    Abstract: Disclosed herein is an image processing method and an image processing system for deep learning. The image processing method includes converting image data including at least one figure image into a vector image by changing a data format, encrypting at least one first attribute value for a position of the figure image in the vector image according to a selected encryption scheme, constructing a de-identified image for the image data by using a second attribute value which is changed by the encryption, and transferring the de-identified image to a cloud server in which a deep learning model is managed and processing deep learning operations of the de-identified image by the cloud server.
    Type: Grant
    Filed: December 5, 2019
    Date of Patent: March 15, 2022
    Assignee: PUSAN NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATION
    Inventors: Yoon Ho Choi, Dong-Hyun Ko, Seok-Hwan Choi, Jinmyeong Shin, Seon-Jin Hwang
  • Patent number: 11133202
    Abstract: The present invention relates to a substrate heating apparatus. More specifically, the present invention relates to a substrate heating apparatus including a first heating element located in an inner region of the substrate heating apparatus, a second heating element located in an outer region, and a third heating element supplying current to the second heating element passing through the inner region, wherein the diameter of a wire constituting the third heating element is thicker than the diameter of a wire constituting the second heating element, thereby inhibiting the generation of an overheating region by the heating of the third heating element.
    Type: Grant
    Filed: September 30, 2016
    Date of Patent: September 28, 2021
    Assignee: MiCo Ceramics Ltd.
    Inventors: Chul Ho Jung, Jin Young Choi, Yoon Ho Choi
  • Publication number: 20210019443
    Abstract: Disclosed herein is an image processing method and an image processing system for deep learning. The image processing method includes converting image data including at least one figure image into a vector image by changing a data format, encrypting at least one first attribute value for a position of the figure image in the vector image according to a selected encryption scheme, constructing a de-identified image for the image data by using a second attribute value which is changed by the encryption, and transferring the de-identified image to a cloud server in which a deep learning model is managed and processing deep learning operations of the de-identified image by the cloud server.
    Type: Application
    Filed: December 5, 2019
    Publication date: January 21, 2021
    Inventors: Yoon Ho CHOI, Dong-Hyun Ko, Seok-Hwan Choi, Jinmyeong Shin, Seon-Jin Hwang
  • Patent number: 10523692
    Abstract: A method of load balancing by multiple cores in a multi-core-based load balancing apparatus comparing arriving packets with a signature is provided, and comprises first load-balancing first packets arriving on the multiple cores during a first period based on an arrival rate of the first packets, identifying a signature for the comparison, analyzing the first packets, determining at least one service type of the first packets, estimating a mean deep packet inspection (DPI) time corresponding to the determined at least one service type of the first packets, generating a load balancing rule using the estimated average DPI time, and second load-balancing second packets arriving on the multiple cores during a second period using the generated load balancing rule.
    Type: Grant
    Filed: April 7, 2017
    Date of Patent: December 31, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yoon-Ho Choi, Seung-Woo Seo, Bon-Hyun Koo, Hye-Jung Cho
  • Publication number: 20190010674
    Abstract: In the present invention, when a circular lid body is opened or closed by a hinge-coupling structure at an eccentric location out of a circle, the circular lid body can be opened or closed without interference between an edge protrusion part of the circular lid body and a circular edge support frame of a support frame body. Therefore, the present invention is useful in that the present invention has overcome innumerable interferences on arcs through a curve insertion scheme of a circular structure, that is, a curve insertion scheme by a rotational inclination angle ? of the edge protrusion part and an operation model view of an S-shaped hinge curve part.
    Type: Application
    Filed: November 15, 2016
    Publication date: January 10, 2019
    Inventor: Yoon Ho CHOI
  • Publication number: 20180254204
    Abstract: The present invention relates to a substrate heating apparatus. More specifically, the present invention relates to a substrate heating apparatus including a first heating element located in an inner region of the substrate heating apparatus, a second heating element located in an outer region, and a third heating element supplying current to the second heating element passing through the inner region, wherein the diameter of a wire constituting the third heating element is thicker than the diameter of a wire constituting the second heating element, thereby inhibiting the generation of an overheating region by the heating of the third heating element.
    Type: Application
    Filed: September 30, 2016
    Publication date: September 6, 2018
    Applicant: MICO LTD.
    Inventors: Chul Ho Jung, Jin Young Choi, Yoon Ho Choi
  • Publication number: 20170295191
    Abstract: A method of load balancing by multiple cores in a multi-core-based load balancing apparatus comparing arriving packets with a signature is provided, and comprises first load-balancing first packets arriving on the multiple cores during a first period based on an arrival rate of the first packets, identifying a signature for the comparison, analyzing the first packets, determining at least one service type of the first packets, estimating a mean deep packet inspection (DPI) time corresponding to the determined at least one service type of the first packets, generating a load balancing rule using the estimated average DPI time, and second load-balancing second packets arriving on the multiple cores during a second period using the generated load balancing rule.
    Type: Application
    Filed: April 7, 2017
    Publication date: October 12, 2017
    Inventors: Yoon-Ho CHOI, Seung-Woo SEO, Bon-Hyun KOO, Hye-Jung CHO
  • Publication number: 20170205138
    Abstract: Provided is a refrigerator including: a storage compartment in which a plurality of accommodation spaces are disposed; a detection unit that detects a storage container accommodated in the plurality of accommodation spaces; a display unit that displays accommodation information regarding the plurality of accommodation spaces; and a controller that controls the display unit so as to display the accommodation spaces in which a new storage container may be accommodated, based on a result of detection of the detection unit.
    Type: Application
    Filed: August 5, 2015
    Publication date: July 20, 2017
    Inventors: Sung Chul HWANG, Seung Hee YiI, Yoon Ho CHOI, Yoon Young KIM, Jung Yeob KIM
  • Patent number: 8108387
    Abstract: A character string pattern matching method for detecting the presence of at least one of N (N is a natural number equal to or greater than 2) patterns in specific text shifts a detection location across text by a maximum shift length using single-byte character-based layered SHIFT tables, thereby increasing a pattern matching speed as compared with the prior art pattern matching algorithms.
    Type: Grant
    Filed: September 22, 2008
    Date of Patent: January 31, 2012
    Assignee: Seoul National University Industry Foundation
    Inventors: Yoon Ho Choi, Seung Woo Seo