Patents by Inventor Ju Hyun Lee

Ju 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: 11626469
    Abstract: A display device and a method of fabricating a display device are provided. A display device includes a substrate. The wiring layer includes a conductive metal layer and a metal compound layer of the conductive metal layer, The metal compound layer surrounds the conductive metal layer.
    Type: Grant
    Filed: February 18, 2021
    Date of Patent: April 11, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Gyung Min Baek, Hyun Eok Shin, Ju Hyun Lee
  • Patent number: 11588403
    Abstract: Provided is a buck-boost converting circuit including an LED current regulator and bypass switches. The buck-boost converting circuit includes switches coupled in a matrix form in order to individually control a plurality of LEDs connected in series, an LED current regulator, and a circuit capable of buck-boost conversion.
    Type: Grant
    Filed: December 21, 2020
    Date of Patent: February 21, 2023
    Assignee: Silicon Works Co., Ltd
    Inventors: Seung Jin Kim, Jae Seong Lee, Jung Sik Kim, Jeongjin Roh, Ju Pyo Hong, Ju Hyun Lee
  • Patent number: 11569322
    Abstract: A display device includes: a substrate including a display area and a transmission area; a blocking layer disposed in the display area of the substrate and including a first blocking layer and a second blocking layer that is disposed on the first blocking layer; an insulating layer disposed on the blocking layer; a transistor disposed on the insulating layer; and a light emitting element connected to the transistor, wherein a first reflectivity of the first blocking layer is smaller than a second reflectivity of the second blocking layer, and a first absorption coefficient of the first blocking layer is smaller than a second absorption coefficient of the second blocking layer.
    Type: Grant
    Filed: March 23, 2021
    Date of Patent: January 31, 2023
    Inventors: Jin Seock Ma, Gyung Min Baek, Hyun Eok Shin, Ju Hyun Lee, Moo Soon Ko, Jin Goo Jung, Kyung Hyun Choi
  • Publication number: 20230024131
    Abstract: Provided is a display device comprising a substrate; a plurality of transistors disposed on the substrate; a first pixel electrode, a second pixel electrode, and a third pixel electrode respectively connected to the transistors; a first emission layer disposed to overlap the first pixel electrode, a second emission layer disposed to overlap the second pixel electrode, and a third emission layer disposed to overlap the third pixel electrode; and a common electrode disposed on the first emission layer, the second emission layer, and the third emission layer, wherein the first pixel electrode includes a first layer, and a second layer disposed on the first layer and including a Ga-doped ITO.
    Type: Application
    Filed: April 13, 2022
    Publication date: January 26, 2023
    Inventors: Hyun Eok SHIN, Ju Hyun LEE, Sung Joo KWON, Hyun Ah SUNG, Dong Min LEE
  • Patent number: 11495624
    Abstract: A display device includes: a substrate including a first display area and a second display area; an optical element which overlaps the second display area; a semiconductor layer disposed on the substrate; a first insulation layer disposed to cover the semiconductor layer; a gate conductor disposed on the first insulation layer; a second insulation layer disposed to cover the gate conductor; a data conductor disposed on the second insulation layer; a third insulation layer disposed to cover the data conductor; and a pixel electrode disposed on the data conductor. The data conductor disposed in the first display area includes an opaque conductor, and a part of the data conductor disposed in the second display area is a transparent conductor.
    Type: Grant
    Filed: January 8, 2021
    Date of Patent: November 8, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ju Hyun Lee, Gyung Min Baek, Do Keun Song, Hyun Eok Shin
  • Publication number: 20220322565
    Abstract: Provided is a snap fit heatsink lug configured to be fixed without soldering, and in case of soldering, configured to be soldered without swell or distortion. The snap fit heatsink lug includes a lug base where a heatsink is configured to be mounted on a top thereof, and a lug fixator provided at two ends of the lug base to fix the lug base to a printed circuit board, wherein the lug fixator includes a lug fixator base and a fixing pin which protrudes downward from a bottom of the lug fixator base and is inserted into the printed circuit board, the fixing pin includes a first fixing pin and a second fixing pin, and at least one of the first fixing pin or the second fixing pin has a stopper at an exposed location below the printed circuit board when inserted into the printed circuit board.
    Type: Application
    Filed: March 30, 2022
    Publication date: October 6, 2022
    Inventors: Ju Hyun LEE, Ho Seong JIN, Chul Hee HAN, Insu HYUN
  • Publication number: 20220310928
    Abstract: A display device comprises first and second electrodes extending in one direction on a substrate, the first and second electrodes being spaced apart from each other, an organic layer on the first and second electrodes, the organic layer including a plurality of conductive regions and an insulating region, light-emitting elements on the organic layer and on the first and second electrodes, and a first connecting electrode coupled to first end portions of the light-emitting elements and one of the plurality of conductive regions, and a second connecting electrode coupled to second end portions of the light-emitting elements and another one of the plurality of conductive regions, wherein the organic layer includes PEDOT:PSS, and a surface roughness of the insulating region is greater than a surface roughness of the plurality of conductive regions.
    Type: Application
    Filed: January 19, 2022
    Publication date: September 29, 2022
    Inventors: Ju Hyun LEE, Gyung Min BAEK, Tae Wook KANG, Shin Il CHOI, Do Keun SONG
  • Patent number: 11424312
    Abstract: A device includes a substrate including a display area and a pad area; a first conductive layer on the substrate; and a first insulating film on the first conductive layer, the first insulating film having a first contact hole in the display area to expose the first conductive layer and a pad opening exposing the first conductive layer in the pad area, the first conductive layer being arranged such that in a first region covered by the first insulating film, a second conductive capping layer of the first conductive layer is entirely on a first conductive capping layer of the first conductive layer; in a second region overlapping the contact hole, the second conductive capping layer is entirely on the first conductive capping layer; and in a third region exposed by the pad opening, the second conductive capping layer exposes at least a portion of the first conductive capping layer.
    Type: Grant
    Filed: May 12, 2020
    Date of Patent: August 23, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Gyung Min Baek, Ju Hyun Lee, Jae Uoon Kim, Hong Sick Park, Hyun Eok Shin
  • Publication number: 20220130667
    Abstract: A method of manufacturing a stacked structure includes forming a first metal buffer layer including crystal grains on a base substrate, forming a second metal buffer material layer on the first metal buffer layer, and crystallizing the second metal buffer material layer to form a second metal buffer layer, wherein the second metal buffer material layer includes crystal grains, and a density of the crystal grains of the second metal buffer material layer is lower than a density of the crystal grains of the first metal buffer layer.
    Type: Application
    Filed: September 8, 2021
    Publication date: April 28, 2022
    Applicants: Samsung Display Co., LTD., Industry-Academic Cooperation Foundation, Yonsei University
    Inventors: Mann Ho CHO, Kwang Sik JEONG, Hyeon Sik KIM, Hyun Eok SHIN, Byung Soo SO, Ju Hyun LEE
  • Publication number: 20220123270
    Abstract: A display devise is provided. A display device includes a substrate, a lower metal pattern disposed on one surface of the substrate, a buffer layer disposed on the one surface of the substrate to cover the lower metal pattern, a semiconductor layer disposed on the buffer layer, a gate insulating film disposed on the semiconductor layer, and a gate electrode disposed on the gate insulating film, wherein the lower metal pattern includes an antireflection layer disposed on the one surface of the substrate and a conductive metal layer disposed on one surface of the antireflection layer, and the antireflection layer includes molybdenum oxide (MoOx) and at least one of zinc oxide (ZnOx) and indium oxide (InOx).
    Type: Application
    Filed: August 12, 2021
    Publication date: April 21, 2022
    Inventors: Ju Hyun LEE, Gyung Min BAEK, Hyun Eok SHIN, Sung Joo KWON
  • Patent number: 11310890
    Abstract: The present disclosure discloses a vehicle lamp control apparatus. The vehicle lamp control apparatus includes a timing generator configured to detect first and second setting voltages, which are varied, and measure a time in which each of the first and second setting voltages reaches a reference voltage to generate first and second delay times, and a lamp control circuit configured to control sequential turn-on of LED channels using the first and second delay times.
    Type: Grant
    Filed: October 17, 2019
    Date of Patent: April 19, 2022
    Assignee: Silicon Works Co., Ltd.
    Inventors: Ju Hyun Lee, Hai Feng Jin, Sung Gon Kim, Dong Hyeon Kim, Ho Jeong Jin, Chang Sik Shin, Ju Pyo Hong
  • Publication number: 20220085123
    Abstract: A display device is provided. A display device includes a non-display area where no image is displayed, and a display area where images are displayed, and including a first area and a second area having different light transmittances, and a first pixel and a second pixel, wherein a transistor and an anode electrode of the first pixel are in the first area, wherein an anode electrode of the second pixel is in the second area, and a transistor of the second pixel is outside the second area, wherein the anode electrode and the transistor of the second pixel are electrically connected by a connection line, and wherein at least a part of the connection line is in at least one of the first area and the second area, and is covered by an anti-reflection layer.
    Type: Application
    Filed: August 26, 2021
    Publication date: March 17, 2022
    Inventors: Gyung Min Baek, Ju Hyun Lee, Tae Wook Kang, Hyun Eok Shin
  • Publication number: 20220037419
    Abstract: A display device includes: a substrate including a display area and a transmission area; a blocking layer disposed in the display area of the substrate and including a first blocking layer and a second blocking layer that is disposed on the first blocking layer; an insulating layer disposed on the blocking layer; a transistor disposed on the insulating layer; and a light emitting element connected to the transistor, wherein a first reflectivity of the first blocking layer is smaller than a second reflectivity of the second blocking layer, and a first absorption coefficient of the first blocking layer is smaller than a second absorption coefficient of the second blocking layer.
    Type: Application
    Filed: March 23, 2021
    Publication date: February 3, 2022
    Inventors: Jin Seock MA, Gyung Min BAEK, Hyun Eok SHIN, Ju Hyun LEE, Moo Soon KO, Jin Goo JUNG, Kyung Hyun CHOI
  • Publication number: 20220020842
    Abstract: A display device includes: a substrate; a data line on the substrate; a first insulating layer on the data line; a first transistor on the first insulating layer; a second insulating layer on the first transistor; a pixel electrode on the second insulating layer, the pixel electrode being electrically connected to the first transistor; and an auxiliary data pattern on the second insulating layer as a same layer as the pixel electrode, the auxiliary data pattern being electrically connected to the data line.
    Type: Application
    Filed: May 26, 2021
    Publication date: January 20, 2022
    Inventors: Gyung Min BAEK, Hyun Eok SHIN, Ju Hyun LEE, Hong Sick PARK
  • Publication number: 20220013615
    Abstract: A display device and a method of fabricating a display device are provided. A display device includes a substrate. The wiring layer includes a conductive metal layer and a metal compound layer of the conductive metal layer, The metal compound layer surrounds the conductive metal layer.
    Type: Application
    Filed: February 18, 2021
    Publication date: January 13, 2022
    Inventors: Gyung Min Baek, Hyun Eok Shin, Ju Hyun Lee
  • Patent number: 11202783
    Abstract: The present disclosure relates to a pharmaceutical composition for preventing or treating non-alcoholic fatty liver disease or dyslipidemia comprising an aminoalkylbenzothiazepine derivative or a pharmaceutically acceptable salt thereof as an active ingredient.
    Type: Grant
    Filed: July 20, 2018
    Date of Patent: December 21, 2021
    Assignee: CJ Healthcare Corporation
    Inventors: Hyungjin Jun, So Young Ki, Keunho Lee, Jin Woo Jung, Dong Hyun Kim, Chi Hye Park, Hyoung Rok Bak, Shin-Young Ryu, Ju Hyun Lee, Ho-Youl Lee, Won-Hyuk Jung, Dong Hyun Ko, Seungin Kim, Joonseok Byun, Jae Ho Yoo, Seunghee Ji
  • Patent number: 11199935
    Abstract: An input sensing unit includes a first metal pattern layer including a plurality of first conductive lines extending in a first direction. A first insulating layer is disposed on the first metal pattern layer. A second metal pattern layer is positioned above the first insulating layer and includes a plurality of second conductive lines extending in a second direction intersecting the first direction. A second insulating layer is disposed on the second metal pattern layer. A sensing electrode is disposed on the second insulating layer and is electrically connected to the second metal pattern layer through a contact hole defined in the second insulating layer. An anti-reflection pattern layer is disposed on the first and second metal pattern layers to overlap the first and second metal pattern layers along a direction orthogonal to an upper surface of the anti-reflection pattern layer.
    Type: Grant
    Filed: April 30, 2020
    Date of Patent: December 14, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Gyung Min Baek, Hyun Eok Shin, Ju Hyun Lee, Joon Yong Park, Sang Won Shin
  • Publication number: 20210375943
    Abstract: A display device includes: a substrate including a first display area and a second display area; an optical element which overlaps the second display area; a semiconductor layer disposed on the substrate; a first insulation layer disposed to cover the semiconductor layer; a gate conductor disposed on the first insulation layer; a second insulation layer disposed to cover the gate conductor; a data conductor disposed on the second insulation layer; a third insulation layer disposed to cover the data conductor; and a pixel electrode disposed on the data conductor. The data conductor disposed in the first display area includes an opaque conductor, and a part of the data conductor disposed in the second display area is a transparent conductor.
    Type: Application
    Filed: January 8, 2021
    Publication date: December 2, 2021
    Inventors: Ju Hyun LEE, Gyung Min BAEK, Do Keun SONG, Hyun Eok SHIN
  • Publication number: 20210296417
    Abstract: A display device according to an embodiment includes: a substrate; a first compensation layer on the substrate; a buffer layer on the first compensation layer; a semiconductor layer on the buffer layer; a data wire including a source electrode and a drain electrode connected to the semiconductor layer; and a light-emitting device connected to the drain electrode, wherein the first compensation layer includes a SiNx, and a ratio of a N—H bond and a Si—H bond of the first compensation layer is 10 to 60.
    Type: Application
    Filed: December 18, 2020
    Publication date: September 23, 2021
    Inventors: Chul Min BAE, Ju Hyun LEE, Ji Hye HAN, Gyung Min BAEK, Shin Il CHOI
  • Patent number: 11112665
    Abstract: A display device may include a first base, a metal oxide layer overlapping a face of the first base, and a conductive metal layer directly contacting the metal oxide layer. The metal oxide layer may include molybdenum oxide. A side of the metal oxide layer may be oriented at a first angle relative to the face of the first base. A side of the conductive metal layer may be oriented at a second angle relative to the face of the first base. A size of the second angle may be in a range of 30° to 75°.
    Type: Grant
    Filed: February 14, 2019
    Date of Patent: September 7, 2021
    Inventors: Ju Hyun Lee, Gyung Min Baek, Hyun Eok Shin, Hong Sick Park, Sang Won Shin