Patents by Inventor Dong-Hyun Lee

Dong-Hyun 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).

  • Patent number: 11849268
    Abstract: Disclosed is a digital hearing device with a microphone in an ear band, the digital hearing device including a body; an ear band configured to extend from one side of the body and to surround at least a portion of auricle of a user; a plurality of microphones provided to the ear band at predetermined intervals; an ear head configured to protrude inward from the body and to fit into an ear of the user; and a speaker provided to the ear head and configured to amplify sound received from the plurality of microphones and to deliver the amplified sound to the user.
    Type: Grant
    Filed: April 15, 2022
    Date of Patent: December 19, 2023
    Assignee: Olive Union, Inc.
    Inventors: Myung Geun Song, Yoon Soo Kim, Dong Hyun Lee, Jungkun Choi
  • Patent number: 11849616
    Abstract: A display device includes first and second signal lines, first and second signal pads, and a pad insulating layer overlapping with the first and second signal lines. The first signal pad includes an intermediate conductive pattern overlapping with and connected to an end portion of the first signal line, and an upper conductive pattern on the intermediate conductive pattern, the upper conductive pattern being exposed through the pad insulating layer. The intermediate conductive pattern includes a first portion overlapping with the end portion of the first signal line, and a second portion between the end portion of the first signal line and an end portion of the second signal line and extending from the first portion. The upper conductive pattern is connected to the second portion of the intermediate conductive pattern.
    Type: Grant
    Filed: September 8, 2022
    Date of Patent: December 19, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Keonwoo Kim, Deukjong Kim, Dong-Hyun Lee, Deok-Young Choi
  • Patent number: 11841525
    Abstract: A lighting device disclosed in an embodiment of the invention includes a substrate; a plurality of light emitting devices on the substrate; a first reflective layer on the substrate; a resin layer on the first reflective layer and including a first surface from which light emitted from the light emitting device is extracted; a second reflective layer on the resin layer; and a light extraction layer on the first surface of the resin layer, wherein the first surface of the resin layer has a convex portion having a convex exit surface facing to each of the light emitting devices, and concave portions between the convex portions, and the light extraction layer may include a first extraction portion having protrusions on each exit surface, and second extraction portions concave between the plurality of protrusions.
    Type: Grant
    Filed: November 15, 2022
    Date of Patent: December 12, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Dong Hyun Lee, Moo Ryong Park, Young Jae Choi
  • Patent number: 11826903
    Abstract: A robot hand module includes a thumb module, a plurality of finger modules, and a palm part to which the thumb module and the finger modules are coupled. The thumb module and the finger modules each include a phalangeal part movably coupled to the palm part, a cable part having a first side connected to the phalangeal part, and a driving part connected to a second side of the cable part and configured to operate the phalangeal part by extending the cable part to the outside or retracting the cable part, wherein each of the driving parts includes an inlet region from which the cable part is extended to the outside, and wherein an acute angle is defined between a first direction in which the inlet region is directed toward the outside and a second direction in which the driving parts are disposed.
    Type: Grant
    Filed: March 3, 2022
    Date of Patent: November 28, 2023
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Beom Su Kim, Hyun Seop Lim, Sang In Park, Ki Hyeon Bae, Kyu Jung Kim, Dong Hyun Lee, Joo Won Lee, Hyo Joong Kim, Dong Jin Hyun, Ju Young Yoon
  • Patent number: 11830436
    Abstract: A gate driver includes a first shift register to supply a gate signal to a plurality of gate lines through output nodes, and a second shift register to supply the gate signal to the gate lines through output nodes. The gate signal is supplied from the first shift register to one side of an i-th gate line and supplied from the second shift register to the other side of the i-th gate line, then the gate signal is supplied from the second shift register to the other side of the i-th gate line, then the gate signal is supplied from the first shift register to one side of the i-th gate line, and then, the gate signal is supplied from the first shift register to one side of the i-th gate line and simultaneously supplied from the second shift register to the other side of the i-th gate line.
    Type: Grant
    Filed: September 1, 2022
    Date of Patent: November 28, 2023
    Assignee: LG Display Co., Ltd.
    Inventors: Seung Ho Heo, Dong Hyun Lee
  • Publication number: 20230375151
    Abstract: A lighting device disclosed in an embodiment of the invention includes a substrate; a plurality of light sources disposed on the substrate; a resin layer covering the light source on the substrate; a light blocking layer having an opening portion on the resin layer; and a lens plate disposed on the light blocking layer, wherein the lens plate includes a light transmitting portion and a convex portion arranged on one surface or the other surface of the light transmitting portion, and the total area of the opening portions is 50% or less of an area of an emission surface through which light is emitted through the resin layer, and the interval between the lens plate and the light blocking layer may be greater than the length of the opening portion.
    Type: Application
    Filed: August 3, 2023
    Publication date: November 23, 2023
    Inventors: Dong Hyun LEE, Kwang Hyun KO, Kyoung Soo AHN
  • Patent number: 11815270
    Abstract: Discussed is a heat transmitting system for providing a heat medium with a set temperature, the system comprises a heat source, a plurality of heat storage tanks, a heat exchanger, a heat source pump, an inlet side-heat source header, a heat source header valve, an outlet side-heat source header, an outlet valve of heat storage tank, a header outlet valve, a heat transmitting line, a heat transmitting pump, a temperature sensor of heat storage tank, and a controller conducting a heat storage mode for a heat storage tank whose temperature is the set temperature or below. During the heat storage mode, the controller operates the heat source pump, controlling the specific heat storage tank to store heat, and during the heat transmission mode, the controller suspends the operation of the heat source pump, controlling the heat medium inside the specific heat storage tank to be transmitted to the heat exchanger.
    Type: Grant
    Filed: August 28, 2020
    Date of Patent: November 14, 2023
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Dong Hyun Lee, Jaejoon Choi, Duck Jae Wei, Seongeun Kim
  • Publication number: 20230357415
    Abstract: An IL-4R?×IL-5R? bispecific antibody that simultaneously binds to interleukin (IL)-4 receptor a (IL-4R?, CD124) and IL-5 receptor a (IL-5R?, CD125) is provided. A multispecific antibody including the bispecific antibody, a nucleic acid encoding the bispecific antibody or multispecific antibody, a vector including the nucleic acid, and cells transformed by the vector are disclosed. Additionally, a method for producing the bispecific antibody and therapeutic uses of the multispecific antibody in preventing or treating allergic diseases, inflammatory diseases, and eosinophilic diseases associated with IL-4, IL-13 and/or IL-5 are disclosed.
    Type: Application
    Filed: September 10, 2021
    Publication date: November 9, 2023
    Applicant: AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Yong Sung KIM, Hae-Sim PARK, Jung Eun KIM, Keunok JUNG, Dong-Hyun LEE
  • Patent number: 11810518
    Abstract: A gate driving circuit according to an embodiment and a display panel including the same are disclosed. The gate driving circuit according to the embodiment includes: a controller configured to charge and discharge a first control node that pulls up an output voltage and a second control node that pulls down the output voltage; an output unit including a pull-up transistor configured to apply a gate high voltage to an output node in response to a charging voltage of the first control node, and a pull-down transistor configured to apply a gate low voltage to the output node in response to a charging voltage of the second control node; a sensing unit configured to sense a threshold voltage of the pull-down transistor; and a compensation unit configured to change the charging voltage of the second control node in response to an output of the sensing unit.
    Type: Grant
    Filed: September 26, 2022
    Date of Patent: November 7, 2023
    Assignee: LG Display Co., Ltd.
    Inventors: Seung Ho Heo, Dong Hyun Lee
  • Patent number: 11805684
    Abstract: A display device includes: a base layer having a first area and a second area adjacent to the first area; a plurality of pixels on the first area of the base layer; a power line configured to supply the plurality of pixels with power; a power pattern on the second area and electrically connected to the power line; and a protrusion on the second area, the protrusion surrounding at least a portion of the first area and including a first protruding portion and a second protruding portion on the first protruding portion, wherein the power pattern includes an overlapping portion between the first protruding portion and the second protruding portion, the overlapping portion having an opening.
    Type: Grant
    Filed: March 16, 2021
    Date of Patent: October 31, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Joohye Jung, Wonjang Ki, Keonwoo Kim, Dong-Hyun Lee, Mijin Jun, Sangmi Jeon
  • Publication number: 20230344008
    Abstract: Disclosed are a carbonate electrolyte and a lithium secondary battery including the same, in which the carbonate electrolyte includes a specific type of lithium salt at a high concentration equal to or greater than an appropriate level, thereby improving durability of the lithium secondary battery.
    Type: Application
    Filed: March 7, 2023
    Publication date: October 26, 2023
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Yeon Jong OH, Won Keun KIM, Eun Ji KWON, Kyu Ju KWAK, Dong Hyun LEE, Kyoung Han RYU, Samuel SEO
  • Publication number: 20230344009
    Abstract: Disclosed is an electrolyte for a secondary battery that includes an ionic liquid containing an ether functional group, thereby providing effects of lowering the viscosity and improving lithium ion conductivity even when a molecular weight is increased.
    Type: Application
    Filed: December 7, 2022
    Publication date: October 26, 2023
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, University-Industry Cooperation Group of Kyung Hee University
    Inventors: Kyu Ju Kwak, Won Keun Kim, Eun Ji Kwon, Samuel Seo, Dong Hyun Lee, Kyoung Han Ryu, Yeon Jong Oh, Je Seung Lee, Dae Won Kim, Su Yeon Lee
  • Publication number: 20230333304
    Abstract: The lighting apparatus disclosed to an embodiment includes a substrate, a plurality of light emitting devices disposed on the substrate, a first reflective layer disposed on the substrate, a resin layer on the first reflective layer, and a second reflective layer on the resin layer and the resin layer includes a first side surface facing the light emitting surfaces of the plurality of light emitting devices and a second side surface opposite to the first side surface, and the first side surface includes a plurality of first reflective surfaces convex with respect to the light emitting surfaces of the light emitting devices and at least one second reflective surface having a concave shape with respect to the light emitting surfaces of the light emitting devices, wherein the plurality of first reflective surfaces are disposed on a region corresponding to each of the plurality of light emitting devices in an optical axis direction, and the second reflective surface is disposed between the plurality of first refl
    Type: Application
    Filed: October 6, 2021
    Publication date: October 19, 2023
    Inventors: Kwang Hyun KO, Moo Ryong PARK, Dong Hyun LEE
  • Publication number: 20230337364
    Abstract: A method of fabricating a printed circuit film including the steps of preparing a base film, and a plurality of lead wires disposed on the base film, the plurality of lead wires spaced apart from each other in a first direction and extending in a second direction intersecting the first direction, and forming a bonding member including a conductive member disposed to overlap a central portion of each of the plurality of lead wires, a first non-conductive member disposed to overlap a first portion of the plurality of lead wires in the second direction, and a second non-conductive member disposed to overlap a second portion of the plurality of lead wires in the second direction.
    Type: Application
    Filed: June 22, 2023
    Publication date: October 19, 2023
    Inventors: Dong Hyun LEE, Seung Soo RYU, Sang Hyuck YOON
  • Publication number: 20230331147
    Abstract: The optical assembly disclosed in the embodiment of the invention includes: a lighting module having a resin layer and a light emitting device inside the resin layer, and having an exit surface for emitting surface light to one side; a reflective portion having a recess in a lower portion of the exit side of the lighting module and an aspherical curved surface at the bottom of the recess; and a transparent cover on the recess to reflect the surface light to a set region.
    Type: Application
    Filed: January 19, 2021
    Publication date: October 19, 2023
    Inventors: Dong Hyun LEE, Kwang Hyun KO
  • Publication number: 20230327196
    Abstract: A gel polymer electrolyte manufactured through an in-situ crosslinking reaction. The gel polymer electrolyte may include a porous membrane in which a fluorine-based compound, a lithium salt, and a crosslinking agent including a graphene-based compound are crosslinked.
    Type: Application
    Filed: November 16, 2022
    Publication date: October 12, 2023
    Inventors: Eun Ji Kwon, Won Keun Kim, Samuel Seo, Yeon Jong Oh, Kyu Ju Kwak, Kyoung Han Ryu, Dong Hyun Lee, Jong Chan Lee, Da Un Jeong, Jin Sol Yook, Dong Gi Hong
  • Publication number: 20230318025
    Abstract: The present disclosure relates to an electrolyte for a lithium secondary battery, including an ionic liquid, and a lithium secondary battery having the same. Specifically, the electrolyte may include an ionic liquid containing a cation and an anion, and a lithium salt, and the cation may include a functional group containing an oxygen element.
    Type: Application
    Filed: December 12, 2022
    Publication date: October 5, 2023
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Kyu Ju Kwak, Won Keun Kim, Eun Ji Kwon, Jin Hyeok Cha, Yeon Jong Oh, Ji Hye Baek, Dong Hyun Lee, Kyoung Han Ryu, Samuel Seo
  • Patent number: 11774307
    Abstract: One aspect of the present disclosure provides a foot structure for a walking robot including a link configured to define a body, a buffer unit coupled to one end portion of the link and having a vacant space formed therein, and a pressure sensor provided in the link and configured to detect a change in pressure of air in the vacant space in the buffer unit.
    Type: Grant
    Filed: April 27, 2021
    Date of Patent: October 3, 2023
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Beom Su Kim, Hyun Seop Lim, Sang In Park, Ju Young Yoon, Dong Hyun Lee, Dong Jin Hyun, Hyo Seung Han
  • Patent number: 11776524
    Abstract: An embodiment electromyography signal detection device includes a noise signal obtaining device configured to obtain a noise signal of an unknown reference frequency at a periphery of a user, an electromyography signal acquisition device configured to measure an electromyography signal from the user, and a controller configured to remove a noise signal included in the electromyography signal of the user based on the obtained noise signal of the unknown reference frequency.
    Type: Grant
    Filed: July 27, 2021
    Date of Patent: October 3, 2023
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Muhammad Zahak Jamal, Dong Jin Hyun, Dong Hyun Lee
  • Publication number: 20230308813
    Abstract: Disclosed is a digital hearing device with a microphone in an ear band, the digital hearing device including a body; an ear band configured to extend from one side of the body and to surround at least a portion of auricle of a user; a plurality of microphones provided to the ear band at predetermined intervals; an ear head configured to protrude inward from the body and to fit into an ear of the user; and a speaker provided to the ear head and configured to amplify sound received from the plurality of microphones and to deliver the amplified sound to the user.
    Type: Application
    Filed: April 15, 2022
    Publication date: September 28, 2023
    Applicant: Olive Union, Inc.
    Inventors: Myung Geun SONG, Yoon Soo KIM, DOng Hyun LEE, Jungkun CHOI