Patents by Inventor Hyun-Eok Shin

Hyun-Eok Shin 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: 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
  • Patent number: 11099441
    Abstract: A wire substrate, a display device including a wire substrate, and a method of fabricating a wire substrate are disclosed. The display device comprises: a first base; and a first wiring layer disposed on the first base and comprising a conductive layer and a metal oxide layer stacked on the conductive layer, wherein the metal oxide layer comprises molybdenum (Mo), tantalum (Ta), and oxygen (O). The conductive layer includes a first metal layer on the first base, and a second metal layer between the first metal layer and the metal oxide layer. The second metal layer has a higher electrical conductivity than the first metal layer, and a thickness of the second metal layer is greater than a thickness of the first metal layer.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: August 24, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chan Woo Yang, Hong Sick Park, Hyun Eok Shin, Joon Yong Park, Gyung Min Baek, Sang Won Shin, Ju Hyun Lee
  • Patent number: 11063110
    Abstract: A conductive pattern for a display device includes a first layer including aluminum or an aluminum alloy disposed on a substrate and forming a first taper angle with the substrate, and a second layer disposed on the first layer forming a second taper angle with the first layer, in which the second taper angle is smaller than the first taper angle.
    Type: Grant
    Filed: October 19, 2018
    Date of Patent: July 13, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Joon Geol Lee, Kyeong Su Ko, Sang Won Shin, Dong Min Lee, Sang Gab Kim, Sang Woo Sohn, Hyun Eok Shin, Shin Il Choi
  • Publication number: 20210091161
    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: Application
    Filed: May 12, 2020
    Publication date: March 25, 2021
    Inventors: Gyung Min BAEK, Ju Hyun LEE, Jae Uoon KIM, Hong Sick PARK, Hyun Eok SHIN
  • Patent number: 10937838
    Abstract: An OLED display device includes a substrate including a display region and a pad region, a display structure in the display region on the substrate, and a pad electrode structure in the pad region on the substrate, the pad electrode structure having a first pad electrode on the substrate, a first insulation layer covering opposite lateral portions of the first pad electrode and exposing a portion of an upper surface of the first pad electrode, a second pad electrode on the first pad electrode and on the first insulation layer, the second pad electrode having a step portion where the first pad electrode and the first insulation layer are overlapped, and a third pad electrode on the second pad electrode and on the first insulation layer, the third electrode covering the second pad electrode.
    Type: Grant
    Filed: August 2, 2019
    Date of Patent: March 2, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin-Seock Kim, Jong-Hee Park, Bong-Won Lee, Seung-Bae Kang, Sang-Gab Kim, Jeong-Min Park, Hyun-Eok Shin
  • Patent number: 10847076
    Abstract: A display device may include a base and a first wiring layer disposed on the base. The first wiring layer may include a first material and a second material layer that overlap each other. A material of the second material layer may be different from a material of the first material layer. The second material layer contains MoOx, wherein 1.9?x?2.1.
    Type: Grant
    Filed: April 15, 2019
    Date of Patent: November 24, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyun Eok Shin, Hong Sick Park, Gyung Min Baek, Sang Woo Sohn, Sang Won Shin, Ju Hyun Lee
  • Publication number: 20200264706
    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: Application
    Filed: April 30, 2020
    Publication date: August 20, 2020
    Inventors: Gyung Min BAEK, Hyun Eok SHIN, Ju Hyun LEE, Joon Yong PARK, Sang Won SHIN
  • Publication number: 20200235196
    Abstract: Provided is a display device. The display device includes: a substrate; a gate line disposed on the substrate; a transistor including a part of the gate line; and a light-emitting element connected to the transistor, in which the gate line includes a first layer including aluminum or an aluminum alloy, a second layer including titanium nitride, and a third layer including metallic titanium nitride. An N/Ti molar ratio of the metallic titanium nitride may be in a range from about 0.2 to about 0.75.
    Type: Application
    Filed: December 5, 2019
    Publication date: July 23, 2020
    Inventors: Dong Min LEE, Sang Woo SOHN, Do Keun SONG, Sang Won SHIN, Hyun Eok SHIN, Su Kyoung YANG, Kyeong Su KO, Sang Gab KIM, Joon Geol LEE
  • Patent number: 10684698
    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: November 15, 2017
    Date of Patent: June 16, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Gyung Min Baek, Hyun Eok Shin, Ju Hyun Lee, Joon Yong Park, Sang Won Shin
  • Publication number: 20200075707
    Abstract: An OLED display according to an exemplary embodiment includes: a substrate; a gate insulation layer that is disposed on the substrate; and a gate wire that is disposed on the gate insulation layer, and includes a gate electrode, wherein the gate wire includes a single layer of aluminum or an aluminum alloy, and an angle formed by side surfaces of the gate wire and the gate insulation layer is less than 65°.
    Type: Application
    Filed: May 13, 2019
    Publication date: March 5, 2020
    Inventors: Kyeong Su KO, Joon Geol LEE, Shin Il CHOI, Sang Gab KIM, Hyun Min CHO, Hyun Eok SHIN
  • Patent number: 10558078
    Abstract: A polarizing layer includes a substrate and a plurality of parallel wires disposed on the substrate. Each of the plurality of wires includes a base layer disposed on the substrate and an anti-reflective layer disposed on the base layer. The base layer includes aluminum or an aluminum alloy. The anti-reflective layer has a thickness within a range of 12 nm to 40 nm.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: February 11, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung In Baek, Hyun Eok Shin, Su Jin Choi, Sang Gab Kim, Ji Hun Kim, Hyeon Hwan Kim, Jung Gun Nam, Young Eun Park, Joon Yong Park, Jin Ho Park, Gyung Min Baek, Yun Jong Yeo, Gug Rae Jo, Hyun Ji Ha, Youn Ho Han
  • Publication number: 20200026134
    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: Application
    Filed: February 14, 2019
    Publication date: January 23, 2020
    Inventors: Ju Hyun LEE, Gyung Min BAEK, Hyun Eok SHIN, Hong Sick PARK, Sang Won SHIN
  • Patent number: 10510900
    Abstract: A display device according to an exemplary embodiment of the present invention includes: a substrate; a gate line and a data line that are provided on the substrate and are insulated from each other; a thin film transistor that is connected with the gate line and the data line; and a pixel electrode that is connected with the thin film transistor, in which at least one of the gate line and the data line includes a metal layer and a blocking layer that contacts the metal layer, and the blocking layer includes a first metal from a first group including molybdenum (Mo) and tungsten (W), a second metal from a second group including vanadium (V), niobium (Nb), zirconium (Zr), and tantalum (Ta), and oxygen (O).
    Type: Grant
    Filed: August 25, 2017
    Date of Patent: December 17, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun Eok Shin, Sang Won Shin, Dong Min Lee, Ju Hyun Lee, Shin Il Choi
  • Patent number: 10501853
    Abstract: Embodiments provide an etchant composition including (A) a copper ion source, (B) a source of an organic acid ion having one or more carboxyl groups in a molecule, (C) a fluoride ion source, (D) an etching controller, a surface oxidizing power enhancer or a combination thereof as a first additive, and (E) a surfactant as a second additive; a method for etching a multilayered film; and a method for preparing a display device.
    Type: Grant
    Filed: October 7, 2015
    Date of Patent: December 10, 2019
    Assignees: SAMYOUNG PURE CHEMICALS CO., LTD., MITSUBISHI GAS CHEMICAL COMPANY, INC., SAMSUNG DISPLAY CO., LTD.
    Inventors: Jung-Ig Jeon, Chi-Sung Ihn, Mi-Soon Lee, Hyun-Eok Shin, Joon-Woo Bae
  • Publication number: 20190355791
    Abstract: An OLED display device includes a substrate including a display region and a pad region, a display structure in the display region on the substrate, and a pad electrode structure in the pad region on the substrate, the pad electrode structure having a first pad electrode on the substrate, a first insulation layer covering opposite lateral portions of the first pad electrode and exposing a portion of an upper surface of the first pad electrode, a second pad electrode on the first pad electrode and on the first insulation layer, the second pad electrode having a step portion where the first pad electrode and the first insulation layer are overlapped, and a third pad electrode on the second pad electrode and on the first insulation layer, the third electrode covering the second pad electrode.
    Type: Application
    Filed: August 2, 2019
    Publication date: November 21, 2019
    Inventors: Jin-Seock KIM, Jong-Hee PARK, Bong-Won LEE, Seung-Bae KANG, Sang-Gab KIM, Jeong-Min PARK, Hyun-Eok SHIN
  • Publication number: 20190333435
    Abstract: A display device may include a base and a first wiring layer disposed on the base. The first wiring layer may include a first material and a second material layer that overlap each other. A material of the second material layer may be different from a material of the first material layer. The second material layer contains MoOx, wherein 1.9?x?2.1.
    Type: Application
    Filed: April 15, 2019
    Publication date: October 31, 2019
    Inventors: Hyun Eok SHIN, Hong Sick PARK, Gyung Min BAEK, Sang Woo SOHN, Sang Won SHIN, Ju Hyun LEE
  • Publication number: 20190324337
    Abstract: A wire substrate, a display device including a wire substrate, and a method of fabricating a wire substrate are disclosed. The display device comprises: a first base; and a first wiring layer disposed on the first base and comprising a conductive metal layer and a metal oxide layer stacked on one another, wherein the metal oxide layer comprises MoxTayOz, wherein a content of tantalum is equal to or less than 2.0 at % (atomic percent) based on a total number of metal atoms.
    Type: Application
    Filed: July 2, 2019
    Publication date: October 24, 2019
    Inventors: Chan Woo Yang, Hong Sick Park, Hyun Eok Shin, Joon Yong Park, Gyung Min Baek, Sang Won Shin, Ju Hyun Lee
  • Patent number: 10386687
    Abstract: A wire substrate, a display device including a wire substrate, and a method of fabricating a wire substrate are disclosed. The display device comprises: a first base; and a first wiring layer disposed on the first base and comprising a conductive metal layer and a metal oxide layer stacked on one another, wherein the metal oxide layer comprises MoxTayOz, wherein a content of tantalum is equal to or less than 2.0 at % (atomic percent) based on a total number of metal atoms.
    Type: Grant
    Filed: February 27, 2018
    Date of Patent: August 20, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chan Woo Yang, Hong Sick Park, Hyun Eok Shin, Joon Yong Park, Gyung Min Baek, Sang Won Shin, Ju Hyun Lee
  • Patent number: 10381418
    Abstract: An OLED display device includes a substrate including a display region and a pad region, a display structure in the display region on the substrate, and a pad electrode structure in the pad region on the substrate, the pad electrode structure having a first pad electrode on the substrate, a first insulation layer covering opposite lateral portions of the first pad electrode and exposing a portion of an upper surface of the first pad electrode, a second pad electrode on the first pad electrode and on the first insulation layer, the second pad electrode having a step portion where the first pad electrode and the first insulation layer are overlapped, and a third pad electrode on the second pad electrode and on the first insulation layer, the third electrode covering the second pad electrode.
    Type: Grant
    Filed: August 16, 2017
    Date of Patent: August 13, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jin-Seock Kim, Jong-Hee Park, Bong-Won Lee, Seung-Bae Kang, Sang-Gab Kim, Jeong-Min Park, Hyun-Eok Shin
  • Patent number: 10332916
    Abstract: A metal line includes a conductive layer containing aluminum (Al) or an aluminum alloy, a first capping layer on the conductive layer, the first capping layer containing titanium nitride (TiNx), and a second capping layer on the first capping layer, the second capping layer containing titanium (Ti).
    Type: Grant
    Filed: June 20, 2018
    Date of Patent: June 25, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dong Min Lee, Sang Won Shin, Hyun Eok Shin