Patents by Inventor Su-Kyoung YANG

Su-Kyoung YANG 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: 20240121996
    Abstract: A display device is provided. The display device includes a substrate including a display area and a pad area, which is disposed on one side of the display area, a plurality of conductive layers disposed on the substrate, in the display area and the pad area, a passivation layer disposed on the conductive layers, and a plurality of light-emitting elements disposed on the passivation layer, in the display area, and spaced apart from one another, wherein at least one of the conductive layers includes a first metal layer, a second metal layer, which is disposed on the first metal layer, and a third metal layer, which is disposed on the second metal layer, the first metal layer includes vanadium (V), the second metal layer includes aluminum (Al) or an Al alloy, and the third metal layer includes V or titanium (Ti).
    Type: Application
    Filed: July 31, 2023
    Publication date: April 11, 2024
    Inventors: Hyun Eok SHIN, Sang Gab KIM, Joon Yong PARK, Do Keun SONG, Su Kyoung YANG, Dong Min LEE
  • Publication number: 20230422566
    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: September 7, 2023
    Publication date: December 28, 2023
    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: 11793044
    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: Grant
    Filed: December 5, 2019
    Date of Patent: October 17, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    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: 11682705
    Abstract: A thin film transistor including a gate electrode, a semiconductor layer, and source and drain electrodes contacting the semiconductor layer. The source and drain electrodes include a metal oxide having a crystal size in a c-axis direction Lc(002) that ranges from 67 ? or more to 144 ? or less.
    Type: Grant
    Filed: November 4, 2020
    Date of Patent: June 20, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chan Woo Yang, Hyune Ok Shin, Chang Oh Jeong, Su Kyoung Yang, Dong Min Lee
  • Publication number: 20210057532
    Abstract: A thin film transistor including a gate electrode, a semiconductor layer, and source and drain electrodes contacting the semiconductor layer. The source and drain electrodes include a metal oxide having a crystal size in a c-axis direction Lc(002) that ranges from 67 ? or more to 144 ? or less.
    Type: Application
    Filed: November 4, 2020
    Publication date: February 25, 2021
    Inventors: Chan Woo YANG, Hyune OK SHIN, Chang Oh JEONG, Su Kyoung Yang, Dong Min LEE
  • Patent number: 10861949
    Abstract: A thin film transistor includes a gate electrode, a semiconductor layer, and source and drain electrodes contacting the semiconductor layer. The source and drain electrodes include a metal oxide having a crystal size in a c-axis direction Lc(002) that ranges from 67 ? or more to 144 ? or less.
    Type: Grant
    Filed: November 16, 2018
    Date of Patent: December 8, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chan Woo Yang, Hyune Ok Shin, Chang Oh Jeong, Su Kyoung Yang, Dong Min Lee
  • 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: 10403536
    Abstract: An electrostatic chuck and a substrate processing apparatus including the same are disclosed. In one aspect, the electrostatic chuck includes a stage configured to support a substrate including a panel formation region and a dummy region surrounding the panel formation region. The electrostatic chuck includes a substrate fixing unit including a plurality of electrode patterns insulated from the substrate and spaced apart from one another, the substrate fixing unit at least partially overlapping the dummy region of the substrate and not overlapping the panel formation region of the substrate.
    Type: Grant
    Filed: June 9, 2016
    Date of Patent: September 3, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Su-Kyoung Yang, Gyung-Min Baek, Joon-Yong Park, Chang-Oh Jeong
  • Publication number: 20190088752
    Abstract: A thin film transistor includes a gate electrode, a semiconductor layer, and source and drain electrodes contacting the semiconductor layer. The source and drain electrodes include a metal oxide having a crystal size in a c-axis direction Lc(002) that ranges from 67 ? or more to 144 ? or less.
    Type: Application
    Filed: November 16, 2018
    Publication date: March 21, 2019
    Inventors: Chan Woo YANG, Hyune Ok SHIN, Chang Oh JEONG, Su Kyoung YANG, Dong Min LEE
  • Patent number: 10134855
    Abstract: A thin film transistor includes a gate electrode, a semiconductor layer, and source and drain electrodes contacting the semiconductor layer. The source and drain electrodes include a metal oxide having a crystal size in a c-axis direction Lc(002) that ranges from 67 ? or more to 144 ? or less.
    Type: Grant
    Filed: April 20, 2015
    Date of Patent: November 20, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chan Woo Yang, Hyune Ok Shin, Chang Oh Jeong, Su Kyoung Yang, Dong Min Lee
  • Patent number: 10067276
    Abstract: Provided is a polarizer. The polarizer includes a base layer and a wire grid layer which is disposed on the base layer and which include a plurality of wire metal patterns extending along a first direction and spaced apart from each other along a second direction crossing the first direction, wherein the wire grid layer is made of an aluminum (Al) alloy containing nickel (Ni) and lanthanum (La).
    Type: Grant
    Filed: April 3, 2017
    Date of Patent: September 4, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Moon Jung An, Jung Gun Nam, Su Kyoung Yang, Gyung Min Baek, Kang Soo Han, Joon Yong Park, Sang Won Shin, Hyun Eok Shin
  • Patent number: 10068923
    Abstract: A transparent display device includes a base substrate having a pixel area and a transmission area, a barrier layer disposed on the base substrate, a pixel circuit disposed in the pixel area, a display structure disposed on the pixel circuit, a transmitting structure disposed in the transmission area, an adhesive layer disposed between the base substrate and the barrier layer, and between the base substrate and the transmitting structure, and a transmitting window defined in the transmission area where the transmitting structure may include a composition including silicon oxynitride, the adhesive layer may include aluminum oxide, and the transmitting window may expose a surface of the transmitting structure.
    Type: Grant
    Filed: June 23, 2016
    Date of Patent: September 4, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung-Ho Jung, Chaun-Gi Choi, Hyeon-Sik Kim, Hye-Young Park, Hye-Hyang Park, Hui-Won Yang, Eun-Young Lee, Joo-Hee Jeon, Su-Kyoung Yang, Chan-Woo Yang
  • Patent number: 10008518
    Abstract: A thin-film transistor array panel includes a gate line disposed on a first substrate, the gate line including a gate electrode, a semiconductor layer disposed on the first substrate, the semiconductor layer including an oxide semiconductor, a data wire layer disposed on the first substrate, the data wire layer including a data line crossing the gate line, a source electrode connected to the data line, and a drain electrode facing the source electrode, a capping layer disposed on the data wire layer, a tilt layer disposed on the capping layer, and a passivation layer disposed on the tilt layer, in which the tilt layer includes a silsesquioxane-based copolymer.
    Type: Grant
    Filed: October 29, 2015
    Date of Patent: June 26, 2018
    Assignee: Samsung Display Co., Ltd
    Inventors: Chan Woo Yang, Hyun Eok Shin, Su Kyoung Yang, Dong Min Lee
  • Publication number: 20180059301
    Abstract: Provided is a polarizer. The polarizer includes a base layer and a wire grid layer which is disposed on the base layer and which include a plurality of wire metal patterns extending along a first direction and spaced apart from each other along a second direction crossing the first direction, wherein the wire grid layer is made of an aluminum (Al) alloy containing nickel (Ni) and lanthanum (La).
    Type: Application
    Filed: April 3, 2017
    Publication date: March 1, 2018
    Inventors: Moon Jung AN, Jung Gun NAM, Su Kyoung YANG, Gyung Min BAEK, Kang Soo HAN, Joon Yong PARK, Sang Won SHIN, Hyun Eok SHIN
  • Patent number: 9786694
    Abstract: A display device and a method of manufacturing the display device are provided. According to an exemplary embodiment, a display device includes: a substrate; a gate electrode disposed on the substrate; a semiconductor pattern disposed on the gate electrode; data wiring disposed on the semiconductor pattern and having a data line, a source electrode, and a drain electrode; a first barrier layer disposed between the data wiring and the semiconductor pattern; and undercuts disposed on at least one side of each segment of the first barrier layer.
    Type: Grant
    Filed: September 13, 2016
    Date of Patent: October 10, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Gwang Min Cha, Su Kyoung Yang, Chan Woo Yang
  • Patent number: 9774008
    Abstract: An organic light-emitting diode (OLED) display device includes a substrate; a transistor device disposed on the substrate; a first electrode electrically connected to the transistor device; an organic light-emitting layer disposed on the first electrode; and a second electrode disposed on the organic light-emitting layer. The OLED display device further includes a transflective layer contacting a lower surface of the first electrode and having a relatively higher refractive index than the first electrode.
    Type: Grant
    Filed: April 28, 2015
    Date of Patent: September 26, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dong Min Lee, Hyun Eok Shin, Chan Woo Yang, Su Kyoung Yang
  • Patent number: 9748283
    Abstract: In a method of manufacturing a thin film transistor substrate, a first metal layer is formed on a first surface of a base substrate. The base substrate is cooled by contacting the first metal layer with a first cooling plate and by contacting a second surface of the base substrate with a second cooling plate. The first and second surfaces of the base substrate face opposite directions. A gate electrode is formed by patterning the first metal layer. A source electrode and a drain electrode are formed. The source electrode is spaced apart from the drain electrode. The source and drain electrodes partially overlap the gate electrode. A pixel electrode electrically connected to the drain electrode is formed.
    Type: Grant
    Filed: March 20, 2015
    Date of Patent: August 29, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Su-Kyoung Yang, Sang-Won Shin, Hyun-Eok Shin, Chan-Woo Yang, Dong-Min Lee
  • Publication number: 20170153372
    Abstract: A wire grid polarizer plate includes a transparent substrate, metal partition walls and metal oxide partition walls. The metal partition walls are disposed on the transparent substrate and spaced apart from one another. The metal partition walls includes at least one metal selected from aluminum (Al), titan (Ti), molybdenum (Mo), chrome (Cr), silver (Ag), copper (Cu), nickel (Ni) and cobalt (Co). The metal oxide partition walls are disposed on the metal partition walls. The metal oxide partition walls includes an oxide of the at least one metal. An average of surface roughness of the wire grid polarizer plate is about 4 nm or less when a thickness of the metal oxide partition walls is equal to about 300 ?.
    Type: Application
    Filed: June 16, 2016
    Publication date: June 1, 2017
    Inventors: Su Kyoung YANG, Moon Jung AN, Chan Woo YANG, Dong Min LEE, Ju Hyun LEE, Gug Rae JO
  • Publication number: 20170117298
    Abstract: A display device and a method of manufacturing the display device are provided. According to an exemplary embodiment, a display device includes: a substrate; a gate electrode disposed on the substrate; a semiconductor pattern disposed on the gate electrode; data wiring disposed on the semiconductor pattern and having a data line, a source electrode, and a drain electrode; a first barrier layer disposed between the data wiring and the semiconductor pattern; and undercuts disposed on at least one side of each segment of the first barrier layer.
    Type: Application
    Filed: September 13, 2016
    Publication date: April 27, 2017
    Inventors: Gwang Min CHA, Su Kyoung YANG, Chan Woo YANG
  • Publication number: 20170098567
    Abstract: An electrostatic chuck and a substrate processing apparatus including the same are disclosed. In one aspect, the electrostatic chuck includes a stage configured to support a substrate including a panel formation region and a dummy region surrounding the panel formation region. The electrostatic chuck includes a substrate fixing unit including a plurality of electrode patterns insulated from the substrate and spaced apart from one another, the substrate fixing unit at least partially overlapping the dummy region of the substrate and not overlapping the panel formation region of the substrate.
    Type: Application
    Filed: June 9, 2016
    Publication date: April 6, 2017
    Inventors: Su-Kyoung Yang, Gyung-Min Baek, Yoon-Yong Park, Chang-Oh Jeong