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: 12366945
    Abstract: A method of fabricating an electronic apparatus including the steps of forming a circuit element on a base substrate, forming a signal line on the base substrate, forming a first insulating layer covering the circuit element and the signal line, forming a display device layer including a light-emitting device on the first insulating layer, forming a first conductive layer on the display device layer, forming a second insulating layer covering the first insulating layer and the first conductive layer, forming a first contact hole penetrating the first and second insulating layers in a first region overlapping with the first conductive layer, forming a second contact hole penetrating the first and second insulating layers in a second region overlapping with an end portion of the signal line, forming a second conductive layer overlapping with the first region, and forming a pad overlapping with the second region.
    Type: Grant
    Filed: February 18, 2024
    Date of Patent: July 22, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yanghee Kim, Jeongho Lee, Won Ho Kim, Soyeon Park, Dong-Hyun Lee, Hyungchul Lim
  • Publication number: 20250210717
    Abstract: Described are an electrolyte for a lithium metal battery, and a lithium metal battery including the same, the electrolyte containing a first lithium salt containing a fluorosulfonyl group, a second lithium salt containing a trifluoromethanesulfonyl group, and a solvent containing a fluorosulfonyl group, wherein a molar ratio of the first lithium salt to the second lithium salt is 0.65:0.35 to 0.75:0.25.
    Type: Application
    Filed: July 12, 2024
    Publication date: June 26, 2025
    Inventors: Jiho Lim, Ji Yong Lee, WonKeun Kim, Eunji Kwon, Yeonjong Oh, Kyuju Kwak, Dong Hyun Lee, Sangsu Lee, Kyoung Han Ryu, Samuel Seo
  • Publication number: 20250207748
    Abstract: A lighting device disclosed in an embodiment of the invention comprises a substrate; a light source disposed on the substrate; and a light guide member disposed on the substrate and the light source, wherein the light guide member includes an exit surface and a first reflective surface facing the exit surface, the first reflective surface includes a plurality of reflective portions having different heights with respect to an upper surface of the substrate, and each of the plurality of reflective portions may include a plurality of first surfaces inclined with respect to the upper surface of the substrate.
    Type: Application
    Filed: April 4, 2023
    Publication date: June 26, 2025
    Inventors: Eay Jin LIM, Kwang Hyun KO, Hyun Duck YANG, Dong Hyun LEE
  • Patent number: 12342705
    Abstract: Disclosed is a light emitting display device which may prevent or at least reduce lateral leakage current. The light emitting display device includes a substrate comprising a plurality of first to third subpixels arranged to neighbor one another, each of the first to third subpixels comprising an emission part and a non-emission part to surround the emission part; a bank at the non-emission parts; first electrodes covered with the bank and respectively at the first to third subpixels to expose the respective emission parts; a first spacer structure having an inversed tapered shape configured to surround at least one side of each of the emission parts of the first to third subpixels on the bank; a common layer structure located on the first electrodes and the first spacer structure and disconnected at an edge of the first spacer structure; and a second electrode on the common layer structure.
    Type: Grant
    Filed: June 11, 2021
    Date of Patent: June 24, 2025
    Assignee: LG Display Co., Ltd.
    Inventors: Seung Ho Heo, Chung Hoon Lee, Dong Hyun Lee, Dong Min Jang
  • Publication number: 20250198588
    Abstract: A lighting device disclosed in an embodiment of the invention comprises a substrate; a plurality of light sources arranged in a second direction on the substrate; a lighting module having a light guide portion disposed on the substrate and the light sources; an optical lens disposed on the lighting module, the optical lens having an incident surface having a width greater than a width of the lighting module in a first direction, and an exit surface from which light incident on the incident surface is emitted; and a reflecting member having an insertion hole in which the light guide portion is disposed, a reflective portion extending to both sides of the insertion hole and covering both sides of the light guide portion, and a supporting portion supporting a lower edge of the optical lens, wherein the light guide portion and the insertion hole have a width in the first direction smaller than a length in the second direction, and an upper end of the reflective portion may be positioned higher than an upper end o
    Type: Application
    Filed: April 4, 2023
    Publication date: June 19, 2025
    Inventors: Eay Jin LIM, Kwang Hyun KO, Hyun Duck YANG, Dong Hyun LEE
  • Publication number: 20250192136
    Abstract: A method of manufacturing an electrode for a lithium secondary battery comprises a slurry application operation of applying an active material slurry to a coated part excluding an uncoated part disposed at one edge of a current collector, and dividing the current collector into the coated part on which a slurry is applied and the uncoated part on which the slurry is not applied, a heating operation of heating the uncoated part with a heater, a first rolling operation of rolling the coated part with a first rolling roll, and a second rolling operation of rolling the uncoated part with a second rolling roll.
    Type: Application
    Filed: November 19, 2024
    Publication date: June 12, 2025
    Inventors: Sang Heon SONG, Yoon Sung OH, Dong Hyun LEE
  • Publication number: 20250181186
    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: Application
    Filed: February 10, 2025
    Publication date: June 5, 2025
    Inventors: Joohye JUNG, Wonjang KI, Keonwoo KIM, Dong-Hyun LEE, Mijin JUN, Sangmi JEON
  • Publication number: 20250178213
    Abstract: An assembly structure, such as for connecting a robot arm and a gripper or other such components, includes an assembling part and a coupling part provided above the assembling part. The assembling part includes a body and a flange fixedly coupled to an upper portion of the body. The coupling part includes a base member and a sleeve member configured to surround a periphery of the base member. The flange is configured such that a rotational motion of the flange about a rotation center axis relative to the base member is restricted. The sleeve member is configured to be rotatable relative to the base member and the sleeve member and the flange are configured to interfere with each other in an upward/downward direction.
    Type: Application
    Filed: May 23, 2024
    Publication date: June 5, 2025
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Beom Su Kim, Hyun Seop Lim, Dong Hyun Lee, Dong Jin Hyun, Ju Young Yoon
  • Publication number: 20250174712
    Abstract: A sulfur dioxide-based inorganic electrolyte solution is doped with an iodine compound. A method of manufacturing the inorganic electrolyte solution includes preparing a powder salt by mixing a metal chloride, aluminum chloride and an iodine compound, and synthesizing the inorganic electrolyte solution by injecting sulfur dioxide (SO2) gas into the powder salt. The inorganic electrolyte solution is represented by Chemical Formula 1: M·(AlCl(4-x)Ix)z·ySO2, where M is at least one selected from the group consisting of Li, Na, K, Ca, and Mg, 0<x?1, 0<y?6, and 1?z?2. Reliability and stability of the battery are improved by suppressing growth of dendrites and reducing overvoltage occurring during charging and discharging of the battery by performing pre-treatment of lithium metal using the inorganic electrolyte solution.
    Type: Application
    Filed: May 9, 2024
    Publication date: May 29, 2025
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)
    Inventors: Kyu Ju Kwak, Ji Yong Lee, Won Keun Kim, Eun Ji Kwon, Samuel Seo, Yeon Jong Oh, Dong Hyun Lee, Sang Su Lee, Kyoung Han Ryu, Ji Ho Lim, Han Su Kim, Ji Whan Lee, Seong Hoon Choi, Seung Do Mun
  • Publication number: 20250164684
    Abstract: A lighting device disclosed in an embodiment of the invention includes a substrate; a plurality of light sources disposed on the substrate; and a resin layer disposed on the substrate and the plurality of light sources, and a first reflective layer disposed on the resin layer, wherein the resin layer includes an exit surface facing the light sources, the exit surface of the resin layer includes a plurality of convex portions, the plurality of light sources are disposed on a virtual curve, wherein a straight line passing through centers of the first and second light sources adjacent to each other and the centers of each convex portion may be disposed at an obtuse angle with respect to a straight line connecting the adjacent first and second light sources.
    Type: Application
    Filed: January 23, 2025
    Publication date: May 22, 2025
    Inventors: Young Jae Choi, Dong Hyun Lee, Ki Chang Lee, Gyeong Il Jin, Moo Ryong Park
  • Publication number: 20250168102
    Abstract: Embodiments relate to a delay control system for improving network coding of bidirectional traffic, and more particularly to a delay control system for improving network coding of bidirectional traffic that sets a path with a constraint on time in an IIOT network and controls new network coding-aware routing capable of efficiently utilizing opportunities for network coding, and the delay control system for improving network coding of bidirectional traffic includes an intermediate node request collector configured to receive a route request (RREQ) packet transmitted from a source node, an intermediate node calculator configured to calculate a deadline between the source node and a destination node based on the RREQ packet received by the intermediate node request collector, and an intermediate node request transmitter configured to transmit the RREQ packet through an optimal path between the source node and the destination node based on the deadline.
    Type: Application
    Filed: September 16, 2024
    Publication date: May 22, 2025
    Inventors: Sung Rae CHO, Dong Hyun LEE, Yun Seong LEE
  • Publication number: 20250160147
    Abstract: A display device comprises a first substrate comprising an opening, a pad part on the first substrate and exposed through the opening, a second substrate on the pad part and comprising a first contact hole, a first connection line on the second substrate, and inserted into the first contact hole to be connected to the pad part, a second connection line in a layer between the second substrate and the first connection line and connected to the first connection line, a pixel circuit electrically connected to the second connection line, a driver substrate inserted into the opening of the first substrate, and comprising a base part below the pad part and having a side surface tapered from a top surface, and a lead line extending on a bottom surface and the side surface of the base part, and a contact portion electrically connecting the pad part to the lead line.
    Type: Application
    Filed: July 15, 2024
    Publication date: May 15, 2025
    Applicant: Samsung Display Co., LTD.
    Inventors: Dong Hyun LEE, Si Joon SONG, Dae Hyuk IM
  • Patent number: 12297969
    Abstract: A lighting device disclosed in an embodiment of the invention includes a substrate; light sources disposed on the substrate; and a resin layer disposed on the substrate and the light sources. a first reflective layer disposed on the resin layer, wherein the resin layer includes an exit surface facing the light sources, and the exit surface of the resin layer includes convex portions facing each of the light sources and recess portions respectively disposed between the plurality of convex portions, concave surfaces disposed in each of the plurality of recess portions may have a curvature, and a radius of curvature of the concave surfaces may increase in one direction.
    Type: Grant
    Filed: February 26, 2024
    Date of Patent: May 13, 2025
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Young Jae Choi, Dong Hyun Lee, Ki Chang Lee, Gyeong Ii Jin, Moo Ryong Park
  • Publication number: 20250145084
    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 13, 2025
    Publication date: May 8, 2025
    Inventors: Dong Hyun LEE, Kwang Hyun KO
  • Publication number: 20250139353
    Abstract: Disclosed are systems and methods that process a selection of a plurality of content items through a Large Language Model (“LLM”) and determine, based on that processing, other content items to present or recommend. For example, one or more non-text content item may be processed to generate one or more captions descriptive of the non-text content item(s). The captions may then be processed by a LLM to determine a narrative description of the content items and the narrative description may be used as a text-based query to determine recommended content items.
    Type: Application
    Filed: November 1, 2023
    Publication date: May 1, 2025
    Inventors: Jesus Armando Ordorica de la Torre, Alice Jenlin Chang, Dong Hyun Lee, Darren Peter Reger, David Yun, Jessica Chen
  • Publication number: 20250134823
    Abstract: The present invention relates to a method for modifying and cross-linking an anticoagulating hydrogel nanofilm for cell encapsulation. According to the present invention, the protection from the external environment and the control of material transfer can be improved due to the anticoagulant functionalization of the material surface. In addition, when applied into the body, it can prevent fibrosis, blood coagulation, protein adsorption, and platelet adhesion caused by immune responses, thereby preventing a decrease in cell viability caused by immune responses and improving cell survival rate.
    Type: Application
    Filed: October 30, 2024
    Publication date: May 1, 2025
    Inventors: Nathaniel Suk-Yeon HWANG, Young-sun LEE, Kyoung-Ha SO, Dong-Hyun LEE, Seh Ri OH, Suwan JEON
  • Patent number: 12288524
    Abstract: Disclosed is a pixel circuit and a display device including the pixel circuit. The pixel circuit includes: a driving element; a light emitting element; a first capacitor connected between a second node and a fourth node; a second capacitor connected between a third node and the fourth node; a first switch element connected between the second node and a data line; a second switch element connected between the fourth node and a third voltage node; a third switch element connected between the third node and a fourth voltage node; a fourth switch element connected between the second node and the third voltage node; and a fifth switch element connected between the third node and an anode electrode of a light emitting element. In various embodiments, one or more the second third, fourth.
    Type: Grant
    Filed: October 18, 2023
    Date of Patent: April 29, 2025
    Assignee: LG Display Co., Ltd.
    Inventors: Seung Ho Heo, Dong Hyun Lee
  • Publication number: 20250130070
    Abstract: An embodiment apparatus includes a communication device for communicating with first and second air mobilities, one or more processors for guiding a flight route of the second air mobility based on flight environment information obtained by the first air mobility, and a non-transitory storage device storing a program to be executed by the one or more processors, the program including instructions to determine a cost between an arbitrary source node set in an airspace and a neighboring node adjacent to the source node based on the flight environment information, determine departure and arrival nodes among the plurality of nodes based on flight information of the second air mobility scheduled to fly in the airspace for which the cost is calculated, and determine the flight route of the second air mobility to minimize a sum of the cost between transit nodes connecting the departure and arrival nodes.
    Type: Application
    Filed: October 10, 2024
    Publication date: April 24, 2025
    Inventors: Hyun Jin Kim, Dong Kyu Kim, Dong Hyun Lee
  • Patent number: 12282238
    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: December 18, 2023
    Date of Patent: April 22, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Keonwoo Kim, Deukjong Kim, Dong-Hyun Lee, Deok-Young Choi
  • Publication number: 20250102128
    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: December 11, 2024
    Publication date: March 27, 2025
    Inventors: Dong Hyun LEE, Kwang Hyun KO, Kyoung Soo AHN