Patents by Inventor Tae Woo

Tae Woo 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: 20240130192
    Abstract: A display apparatus includes: a substrate; a pixel circuit layer on the substrate and including a thin-film transistor; a display element layer on the pixel circuit layer and including a display element electrically connected to the thin-film transistor; a color filter layer on the display element layer and including a color filter overlapping the display element and a black matrix having a first side contacting the color filter and a second side extending in an edge direction of the substrate; and a blocking layer between the black matrix and the substrate, wherein a tip end of the blocking layer has no step difference with an end of the black matrix.
    Type: Application
    Filed: December 22, 2023
    Publication date: April 18, 2024
    Inventors: TAE WOO LIM, BON-YONG KOO, HYUNGJUNE KIM, EUNJE JANG, JANG-BOG JU
  • Patent number: 11958131
    Abstract: Disclosed are an aluminum-coated blank, a manufacturing method thereof, and an apparatus for manufacturing the same. The blank includes two or more aluminum-coated steel sheets connected together by a joint, each of the steel sheets including: a base steel sheet including 0.01-0.5 wt % of carbon, 0.01-1.0 wt % of silicon, 0.5-3.0 wt % of manganese, greater than 0 but not greater than 0.05 wt % of phosphorus, greater than 0 but not greater than 0.01 wt % of sulfur, greater than 0 but not greater than 0.1 wt % of aluminum, greater than 0 but not greater than 0.001 wt % of nitrogen, and the balance of iron and other inevitable impurities; and a coating layer including aluminum and formed on at least one surface of the base steel sheet.
    Type: Grant
    Filed: November 4, 2020
    Date of Patent: April 16, 2024
    Assignee: Hyundai Steel Company
    Inventors: Chang Yong Lee, Jeong Seok Kim, Sung Ryul Kim, Tae Woo Kwon
  • Patent number: 11955157
    Abstract: A PUF apparatus comprises: a PUF cell array in which a plurality of PUF cells are arranged each including a FeFET pair whose gates are commonly connected to a corresponding word line among a plurality of word lines, and whose drains and sources are connected to a corresponding bit line pair and a corresponding source line pair among a plurality of bit line pairs and a plurality of source line pairs running in a direction crossing the plurality of word lines; and a read-write-back block which is activated according to a read enable signal, and senses and amplifies a voltage difference occurring in a corresponding bit line pair among the plurality of bit line pairs according to the difference in driving strength due to a deviation in a manufacturing process of the FeFET pair in the PUF cell selected by a selected word line among the plurality of word lines.
    Type: Grant
    Filed: February 14, 2022
    Date of Patent: April 9, 2024
    Assignee: INDUSTRY-ACADEMIC CORPORATION FOUNDATION, YONSEI UNIVERSITY
    Inventors: Seong Ook Jung, Se Hee Lim, Tae Woo Oh, Se Keon Kim, Dong Han Ko
  • Patent number: 11955155
    Abstract: A nonvolatile memory device according to the embodiment includes: a first inverter; and a second inverter cross-coupled to the first inverter, wherein the second inverter includes a pull-up transistor, a pull-down transistor, and a ferroelectric field effect transistor having gate nodes connected to each other, and a restore transistor having one electrode connected to the ferroelectric field effect transistor, and the second inverter stores data in a nonvolatile manner.
    Type: Grant
    Filed: January 28, 2022
    Date of Patent: April 9, 2024
    Assignee: UIF (UNIVERSITY INDUSTRY FOUNDATION), YONSEI UNIVERSITY
    Inventors: Seong Ook Jung, Se Keon Kim, Tae Woo Oh, Se Hee Lim, Dong Han Ko
  • Publication number: 20240109419
    Abstract: The present disclosure relates to a DC-DC converter, a vehicle, and a control method including the same, and more particularly, to a DC-DC converter, a vehicle, and a control method including the same capable of effectively detecting and responding to an interlock failure of a connector.
    Type: Application
    Filed: May 9, 2023
    Publication date: April 4, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Jae Hun JEONG, Mun Soo CHUNG, Kyu Won JEONG, Tae Woo KIM, Jong Dae KIM, Beom Sik KIM, Sang Don LEE
  • Publication number: 20240109828
    Abstract: A method of removing a metal substance in a petrochemical product including: supplying a petrochemical product stream to an incoming tank through a supply pipe, circulating the petrochemical product stream through an incoming tank circulation pipe, and removing a metal substance included in the petrochemical product stream using a magnetic filter; transporting the petrochemical product stream to an outgoing tank through an incoming tank discharge pipe which is branched from the incoming tank circulation pipe and connected to an outgoing tank; circulating the petrochemical product stream through an outgoing tank circulation pipe provided in the outgoing tank and removing the metal substance included in the petrochemical product stream using a magnetic filter; and transporting the petrochemical product stream to a branch pipe branched from the outgoing tank circulation pipe to remove the metal substance using an ion exchange resin filter.
    Type: Application
    Filed: August 12, 2021
    Publication date: April 4, 2024
    Inventors: Tae Woo Kim, Sung Kyu Lee, Byung Woo Choi, Hong Soo Joo, Dong Ha Lee
  • Patent number: 11946642
    Abstract: Provided is a waste water incineration method including (S10) supplying waste water to an evaporator to evaporate the waste water, (S20) supplying an evaporator top discharge stream discharged from the evaporator to an incinerator to incinerate the discharge stream, (S30) mixing a first incinerator discharge stream and a second incinerator discharge stream discharged from the incinerator to form a mixed discharge stream, and (S40) heat-exchanging the mixed discharge stream and a fresh air stream in a first heat exchanger, wherein the mixed discharge stream which has passed through the first heat exchanger is heat-exchanged in a second heat exchanger and discharged to the atmosphere.
    Type: Grant
    Filed: December 23, 2019
    Date of Patent: April 2, 2024
    Assignee: LG CHEM, LTD.
    Inventors: Tae Woo Kim, Sung Kyu Lee
  • Publication number: 20240097566
    Abstract: A DC-DC converter, a vehicle including the converter, and a controlling method thereof are provided. The DC-DC converter includes a first capacitor connected to a first DC terminal, a second capacitor connected to a second DC terminal, a plurality of converting circuits each including at least an inductor and a plurality of switching elements, and connected to each other in parallel between the first capacitor and the second capacitor, and a controller configured to control an ON/OFF state of the plurality of switching elements provided of each of the converting circuits. When external power connection with respect to each of the first DC terminal and the second DC terminal is disconnected, the controller is configured to control states of the plurality of switching elements to sequentially provide a plurality of different discharge paths between opposite terminals of the second capacitor via the plurality of converting circuits.
    Type: Application
    Filed: July 3, 2023
    Publication date: March 21, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Beom Sik KIM, Kyu Won JEONG, Tae Woo KIM, Jae Hun JEONG, Mun Soo CHUNG, Sang Don LEE
  • Publication number: 20240097168
    Abstract: A vehicle is provided that includes a DC converter having a first end connected to a fuel cell, a second end connected to a high-voltage battery, and at least one switching element connected between the first end and the second end, a fuel cell control unit which controls an activation state of a running command for start of the fuel cell based on an on-off state of vehicle start, and a converter controller which controls a running state of the DC converter according to an initial start sequence, a shutdown sequence, or a restart sequence for the fuel cell based on the activation state of the running command.
    Type: Application
    Filed: March 8, 2023
    Publication date: March 21, 2024
    Inventors: Beom Sik KIM, Kyu Won JEONG, Tae Woo KIM, Jae Hun JEONG, Mun Soo CHUNG, Sang Don LEE
  • Publication number: 20240096369
    Abstract: A heat-assisted magnetic recording head comprises a near-field transducer (NFT). The NFT comprises a near-field emitter configured to heat a surface of a magnetic disk, and a hybrid plasmonic disk. The hybrid plasmonic disk comprises a plasmonic region and a thermal region. The plasmonic region comprises a first material or alloy that is a plasmonic material or alloy. The thermal region comprises a second material or alloy that is different than the first material or alloy.
    Type: Application
    Filed: November 29, 2023
    Publication date: March 21, 2024
    Inventors: Yuhang Cheng, Tae-Woo Lee, Michael A. Seigler, Yang Wu
  • Publication number: 20240092187
    Abstract: A direct current to direct current (DC-DC) converter, a vehicle including the converter, and a controlling method thereof are proposed. The DC-DC converter is capable of efficiently detecting and responding to miscoupling of a connector. The DC-DC converter includes a first inlet corresponding to a first DC terminal, a transformation circuit connected to the first DC terminal and a second DC terminal while being located therebetween, and a converter controller, wherein when receiving a voltage command corresponding to the first DC terminal from an external controller, the converter controller is configured to determine whether or not a connector coupled to the first inlet is miscoupled thereto based on whether or not a voltage of the first DC terminal follows the voltage command.
    Type: Application
    Filed: July 10, 2023
    Publication date: March 21, 2024
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Kyu Won Jeong, Mun Soo Chung, Jae Hun Jeong, Beom Sik Kim, Tae Woo Kim
  • Patent number: 11925040
    Abstract: An image sensor pixel includes a substrate having a pixel electrode on a light receiving surface thereof, and a photoelectric conversion layer including a perovskite material, on the pixel electrode. A transparent electrode is provided on the photoelectric conversion layer, and a vertical electrode is provided, which is electrically connected to the pixel electrode and extends at least partially through the substrate. The photoelectric conversion layer includes a perovskite layer, a first blocking layer extending between the pixel electrode and the perovskite layer, and a second blocking layer extending between the transparent electrode and the perovskite layer.
    Type: Grant
    Filed: April 26, 2022
    Date of Patent: March 5, 2024
    Assignees: Samsung Electronics Co., Ltd., Seoul National University R&DB Foundation
    Inventors: Seung Hyeon Jo, Taeyon Lee, Tae-Woo Lee
  • Publication number: 20240072787
    Abstract: Disclosed are a circuit and a system which is capable of improving reliability by preventing destructive overvoltage that occurs in an element using a low power supply voltage when various signals are transmitted from an integrated circuit with a high power supply voltage to an integrated circuit with a low power supply voltage.
    Type: Application
    Filed: February 2, 2023
    Publication date: February 29, 2024
    Applicant: Haechitech Corporation
    Inventors: Tae Woo OH, Sung Keun LEE
  • Patent number: 11913133
    Abstract: The present invention relates to a method of manufacturing polycrystalline silicon ingot using a crucible in which an oxygen exhaust passage is formed by single crystal or polycrystalline rods, the method including the steps of: manufacturing the single crystal or polycrystalline silicon rods each having the shape of a quadrilateral pillar; putting the single crystal or polycrystalline quadrilateral pillar-shaped silicon rods into the crucible in such a manner as to be arranged close to one another along the inner peripheral surface of the crucible to thus form a space portion inside the single crystal or polycrystalline silicon rods, into which silicon chunks are put, and the oxygen exhaust passages between the inner peripheral surface of the crucible and the respective surfaces of the single crystal or polycrystalline silicon rods oriented toward the inner peripheral surface of the crucible; putting the silicon chunks into the space portion of the crucible; and melting and crystallizing the silicon chunks.
    Type: Grant
    Filed: July 6, 2022
    Date of Patent: February 27, 2024
    Assignee: Lintech Corporation
    Inventors: Ho Jung You, Dong Nam Shin, Sei Kwang Oh, Jun Seok Lee, Sun Bin Yum, Tae-Woo Kang
  • Publication number: 20240051433
    Abstract: A fuel cell vehicle of the disclosure includes a cell stack including a plurality of unit cells stacked on one another, a boost converter configured to boost the output from the cell stack and to output the boosted output as main power, a supercapacitor configured to be charged with the power generated in the cell stack to generate auxiliary power, and a load terminal connected to the boost converter instead of the cell stack to receive the main power and connected to the supercapacitor to receive the auxiliary power so as to be driven.
    Type: Application
    Filed: May 11, 2023
    Publication date: February 15, 2024
    Inventors: Woo Young Lee, Ju Han Kim, Yoon Tae Kim, Sae Kwon Chang, Tae Woo Ryu
  • Patent number: 11900963
    Abstract: A heat-assisted magnetic recording head comprises a near-field transducer (NFT). The NFT comprises a near-field emitter configured to heat a surface of a magnetic disk, and a hybrid plasmonic disk. The hybrid plasmonic disk comprises a plasmonic region and a thermal region. The plasmonic region comprises a first material or alloy that is a plasmonic material or alloy. The thermal region comprises a second material or alloy that is different than the first material or alloy.
    Type: Grant
    Filed: June 16, 2022
    Date of Patent: February 13, 2024
    Assignee: Seagate Technology LLC
    Inventors: Yuhang Cheng, Tae-Woo Lee, Michael A Seigler, Yang Wu
  • Patent number: 11898262
    Abstract: Nickel-plated stainless steel sheets and a method of manufacturing the same are provided. Each of the nickel-plated stainless steel sheets includes a stainless steel base plate and a nickel plating layer formed on at least one surface of the stainless steel base plate by electroplating, in which the nickel plating layer includes a strike plating layer and a main plating layer which are sequentially laminated on the one surface of the stainless steel base plate.
    Type: Grant
    Filed: August 24, 2021
    Date of Patent: February 13, 2024
    Assignee: TCC Steel Corp.
    Inventors: Jin Hwan Chung, Tae Woo Kwon, Hyun Jun Baek, Yoon Han Kim, Jun Mo Jeon
  • Patent number: 11897903
    Abstract: The present invention relates to a metal-organic framework and an energy storage system having the same, and more specifically, to an energy storage system that is capable of providing excellent electrical conductivity and electrochemical capacity properties, especially excellent electrochemical performance at low temperatures, by means of a novel one-dimensional metal-organic framework having thianthrene-based organic ligands.
    Type: Grant
    Filed: November 2, 2022
    Date of Patent: February 13, 2024
    Assignees: KOREA INSTITUTE OF ENERGY RESEARCH, CENTER FOR ADVANCED META-MATERIALS
    Inventors: Hyun Uk Kim, Seong Ok Han, Jung Joon Yoo, Tae Woo Kim, Se Gi Byun, Hak Joo Lee, Young Hoon Seong, Yogendra Kumar
  • Publication number: 20240044970
    Abstract: The present invention relates to a method for extracting a surface trap level considering an oxide thickness of a quantum capacitor, which has an effect of enabling more accurate surface trap level measurement by extracting interface trap and border trap densities using a capacitance equivalent thickness (CET) in consideration of a quantum mechanical confinement effect in a group III-V compound device.
    Type: Application
    Filed: December 10, 2021
    Publication date: February 8, 2024
    Applicant: University of Ulsan Foundation for Industry Cooperation
    Inventor: Tae Woo KIM
  • Publication number: 20240043296
    Abstract: The present disclosure relates to a treatment system for ship ballast water, which comprises at least: a water supply device for supplying a water stream to a first tank storing solid raw material, and a first raw material supply device for mixing the solid raw material and the water stream to form a raw material aqueous solution; a first electrolysis unit that includes a first anode chamber for obtaining a first anode product by reacting the raw material aqueous solution, a first cathode chamber for obtaining a first cathode product by reacting water and cations provided from the first anode chamber, and a first diaphragm that separates the first anode chamber and the first cathode chamber; a reaction unit for obtaining a treatment agent by reacting the first anode product and the first cathode product; and an injection unit for providing the treatment agent to the ballast water.
    Type: Application
    Filed: October 20, 2023
    Publication date: February 8, 2024
    Applicant: TECHWIN CO., LTD.
    Inventors: Jung Sik KIM, Hyun Su SHIN, Tae Woo KIM