Patents by Inventor Sug-Woo Jung

Sug-Woo Jung 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: 11937476
    Abstract: A display device comprises a substrate; a circuit array layer comprising pixel drivers, data lines, first dummy lines, and second dummy lines; and a light emitting array layer. The display area comprises middle, first side, and second side regions. The data lines comprise first, second, and third data lines disposed in the middle, first side, and second side regions, respectively. The first dummy lines comprise a first data detour line disposed in the first side region and adjacent to a part of the second data line, and auxiliary lines. The second dummy lines comprise a second data detour line configured to connect the first data detour line to the third data line, and additional lines. The auxiliary lines comprise a bias auxiliary line to which a bias power is applied; and a second power auxiliary line to which a second power is applied.
    Type: Grant
    Filed: May 4, 2023
    Date of Patent: March 19, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin Sung An, Sung Ho Kim, Yong Jae Kim, Yun Hwan Park, Yoon Jee Shin, Sug Woo Jung, Hyun Wook Choi
  • Publication number: 20240088158
    Abstract: A display device includes: a substrate; a polycrystalline silicon film on the substrate; and a first buffer film between the substrate and the polycrystalline silicon film and having one surface contacting the polycrystalline silicon film and another surface opposite to the one surface, wherein the one surface of the first buffer film has a first root mean square (RMS) roughness range, and the first RMS roughness range is 1.5 nm or less.
    Type: Application
    Filed: November 13, 2023
    Publication date: March 14, 2024
    Inventors: Ki Hyun KIM, Young Gil PARK, Jin Suk LEE, Jai Sun KYOUNG, Sug Woo JUNG
  • Publication number: 20240057411
    Abstract: A display device comprises a substrate; a circuit array layer comprising pixel drivers, data lines, first dummy lines, and second dummy lines; and a light emitting array layer. The display area comprises middle, first side, and second side regions. The data lines comprise first, second, and third data lines disposed in the middle, first side, and second side regions, respectively. The first dummy lines comprise a first data detour line disposed in the first side region and adjacent to a part of the second data line, and auxiliary lines. The second dummy lines comprise a second data detour line configured to connect the first data detour line to the third data line, and additional lines. The auxiliary lines comprise a bias auxiliary line to which a bias power is applied; and a second power auxiliary line to which a second power is applied.
    Type: Application
    Filed: May 4, 2023
    Publication date: February 15, 2024
    Inventors: Jin Sung AN, Sung Ho KIM, Yong Jae KIM, Yun Hwan PARK, Yoon Jee SHIN, Sug Woo JUNG, Hyun Wook CHOI
  • Patent number: 11817458
    Abstract: A display device includes: a substrate; a polycrystalline silicon film on the substrate; and a first buffer film between the substrate and the polycrystalline silicon film and having one surface contacting the polycrystalline silicon film and another surface opposite to the one surface, wherein the one surface of the first buffer film has a first root mean square (RMS) roughness range, and the first RMS roughness range is 1.5 nm or less.
    Type: Grant
    Filed: July 21, 2020
    Date of Patent: November 14, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ki Hyun Kim, Young Gil Park, Jin Suk Lee, Jai Sun Kyoung, Sug Woo Jung
  • Patent number: 11610957
    Abstract: A display device includes a first thin film transistor disposed on a substrate. A first insulating interlayer covers the first thin film transistor. An active pattern is disposed on the first insulating interlayer. The active pattern includes indium-gallium-zinc oxide (IGZO) having a thickness in a range of about 150 ? to about 400 ?. A gate insulation layer covers the active pattern. A gate pattern is disposed on the gate insulation layer. A second insulating interlayer covers the gate pattern.
    Type: Grant
    Filed: January 28, 2021
    Date of Patent: March 21, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Tetsuhiro Tanaka, Yeong-Gyu Kim, Tae Sik Kim, Hee Yeon Kim, Ki Seong Seo, Seung Hyun Lee, Kyeong Woo Jang, Sug Woo Jung
  • Patent number: 11367768
    Abstract: A display device according to an embodiment of the present disclosure includes a display panel including a display region and a non-display region, and a sensor unit which is disposed on the display panel and includes a sensing region and a non-sensing region. The sensor unit includes a touch sensor unit which detects a touch input in the sensing region and a photo sensor unit which detects ambient illuminance.
    Type: Grant
    Filed: March 30, 2021
    Date of Patent: June 21, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kwang Hyeok Kim, Sang Hyun Jun, Mi Young Kim, So Yeon Park, Yong Hwan Park, Sug Woo Jung
  • Publication number: 20220109038
    Abstract: A display device according to an embodiment of the present disclosure includes a display panel including a display region and a non-display region, and a sensor unit which is disposed on the display panel and includes a sensing region and a non-sensing region. The sensor unit includes a touch sensor unit which detects a touch input in the sensing region and a photo sensor unit which detects ambient illuminance.
    Type: Application
    Filed: March 30, 2021
    Publication date: April 7, 2022
    Inventors: Kwang Hyeok KIM, Sang Hyun JUN, Mi Young KIM, So Yeon PARK, Yong Hwan PARK, Sug Woo JUNG
  • Publication number: 20210257426
    Abstract: A display device includes a first thin film transistor disposed on a substrate. A first insulating interlayer covers lire first thin film transistor. An active pattern is disposed on the first insulating interlayer. The active pattern includes indium-gallium-zinc oxide (IGZO) having a thickness in a range of about 150 ? to about 400 ?. A gate insulation layer covers the active pattern A gate pattern is disposed on the gate insulation layer. A second insulating interlayer covers the gate pattern.
    Type: Application
    Filed: January 28, 2021
    Publication date: August 19, 2021
    Inventors: Tetsuhiro TANAKA, Yeong-Gyu KIM, Tae Sik KIM, Hee Yeon KIM, Ki Seong SEO, Seung Hyun LEE, Kyeong Woo JANG, Sug Woo JUNG
  • Publication number: 20210175258
    Abstract: A display device includes: a substrate; a polycrystalline silicon film on the substrate; and a first buffer film between the substrate and the polycrystalline silicon film and having one surface contacting the polycrystalline silicon film and another surface opposite to the one surface, wherein the one surface of the first buffer film has a first root mean square (RMS) roughness range, and the first RMS roughness range is 1.5 nm or less.
    Type: Application
    Filed: July 21, 2020
    Publication date: June 10, 2021
    Inventors: Ki Hyun KIM, Young Gil PARK, Jin Suk LEE, Jai Sun KYOUNG, Sug Woo JUNG
  • Patent number: 10305037
    Abstract: A variable resistive memory device includes a first electrode layer, a variable resistive pattern structure located on the first electrode layer and including a variable resistive layer, a capping layer formed on opposite side walls of the variable resistive pattern structure and including regions having different impurity concentrations, and a second electrode layer formed on the capping layer.
    Type: Grant
    Filed: August 22, 2018
    Date of Patent: May 28, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Sug-woo Jung
  • Patent number: 10249816
    Abstract: A method of manufacturing a magnetoresistive random access memory device, the method including forming a memory structure on a substrate, the memory structure including a lower electrode, a magnetic tunnel junction structure, and an upper electrode sequentially stacked; forming a first capping layer to cover a surface of the memory structure by a deposition process using a plasma under first conditions; and forming a second capping layer on the first capping layer by a deposition process using a plasma under second conditions different from the first conditions.
    Type: Grant
    Filed: June 4, 2018
    Date of Patent: April 2, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong-Uk Kim, Jung-Moo Lee, Soon-Oh Park, Jung-Hwan Park, Sug-Woo Jung
  • Publication number: 20180358557
    Abstract: A variable resistive memory device includes a first electrode layer, a variable resistive pattern structure located on the first electrode layer and including a variable resistive layer, a capping layer formed on opposite side walls of the variable resistive pattern structure and including regions having different impurity concentrations, and a second electrode layer formed on the capping layer.
    Type: Application
    Filed: August 22, 2018
    Publication date: December 13, 2018
    Inventor: Sug-woo JUNG
  • Publication number: 20180277750
    Abstract: A method of manufacturing a magnetoresistive random access memory device, the method including forming a memory structure on a substrate, the memory structure including a lower electrode, a magnetic tunnel junction structure, and an upper electrode sequentially stacked; forming a first capping layer to cover a surface of the memory structure by a deposition process using a plasma under first conditions; and forming a second capping layer on the first capping layer by a deposition process using a plasma under second conditions different from the first conditions.
    Type: Application
    Filed: June 4, 2018
    Publication date: September 27, 2018
    Inventors: Jong-Uk KIM, Jung-Moo LEE, Soon-Oh PARK, Jung-Hwan PARK, Sug-Woo JUNG
  • Patent number: 10062843
    Abstract: A variable resistive memory device includes a first electrode layer, a variable resistive pattern structure located on the first electrode layer and including a variable resistive layer, a capping layer formed on opposite side walls of the variable resistive pattern structure and including regions having different impurity concentrations, and a second electrode layer formed on the capping layer.
    Type: Grant
    Filed: November 1, 2016
    Date of Patent: August 28, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Sug-woo Jung
  • Patent number: 10026890
    Abstract: A method of manufacturing a magnetoresistive random access memory device, the method including forming a memory structure on a substrate, the memory structure including a lower electrode, a magnetic tunnel junction structure, and an upper electrode sequentially stacked; forming a first capping layer to cover a surface of the memory structure by a deposition process using a plasma under first conditions; and forming a second capping layer on the first capping layer by a deposition process using a plasma under second conditions different from the first conditions.
    Type: Grant
    Filed: June 9, 2016
    Date of Patent: July 17, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong-Uk Kim, Jung-Moo Lee, Soon-Oh Park, Jung-Hwan Park, Sug-Woo Jung
  • Publication number: 20170170237
    Abstract: A variable resistive memory device includes a first electrode layer, a variable resistive pattern structure located on the first electrode layer and including a variable resistive layer, a capping layer formed on opposite side walls of the variable resistive pattern structure and including regions having different impurity concentrations, and a second electrode layer formed on the capping layer.
    Type: Application
    Filed: November 1, 2016
    Publication date: June 15, 2017
    Inventor: Sug-woo JUNG
  • Publication number: 20170092847
    Abstract: A method of manufacturing a magnetoresistive random access memory device, the method including forming a memory structure on a substrate, the memory structure including a lower electrode, a magnetic tunnel junction structure, and an upper electrode sequentially stacked; forming a first capping layer to cover a surface of the memory structure by a deposition process using a plasma under first conditions; and forming a second capping layer on the first capping layer by a deposition process using a plasma under second conditions different from the first conditions.
    Type: Application
    Filed: June 9, 2016
    Publication date: March 30, 2017
    Inventors: Jong-Uk KIM, Jung-Moo LEE, Soon-Oh PARK, Jung-Hwan PARK, Sug-Woo JUNG
  • Patent number: 8841643
    Abstract: A semiconductor device includes a switching device disposed on a substrate. A buffer electrode pattern is disposed on the switching device. The buffer electrode pattern includes a first region having a first vertical thickness, and a second region having a second vertical thickness smaller than the first vertical thickness. A lower electrode pattern is disposed on the first region of the buffer electrode pattern. A trim insulating pattern is disposed on the second region of the buffer electrode pattern. A variable resistive pattern is disposed on the lower electrode pattern.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: September 23, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Gyu-Hwan Oh, Shin-Jae Kang, Sug-Woo Jung, Dong-Hyun Im, Chan-Mi Lee
  • Patent number: 8237149
    Abstract: Provided is a non-volatile memory device including a bottom electrode disposed on a substrate and having a lower part and an upper part. A conductive spacer is disposed on a sidewall of the lower part of the bottom electrode. A nitride spacer is disposed on a top surface of the conductive spacer and a sidewall of the upper part of the bottom electrode. A resistance changeable element is disposed on the upper part of the bottom electrode and the nitride spacer. The upper part of the bottom electrode contains nitrogen (N).
    Type: Grant
    Filed: April 14, 2011
    Date of Patent: August 7, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Gyu-Hwan Oh, Sug-Woo Jung, Dong-Hyun Im
  • Publication number: 20120149166
    Abstract: A method of manufacturing a nonvolatile memory device includes forming an insulating film pattern, which includes apertures, on a substrate, forming a switching element in each of the apertures, forming a bottom electrode on the switching element by using a silicon (Si)-doped titanium nitride (TiN) film, and forming a variable resistance material pattern on the bottom electrode. The Si-doped TiN film is formed by repeatedly forming a TiN film and doping the TiN film with Si.
    Type: Application
    Filed: November 21, 2011
    Publication date: June 14, 2012
    Inventors: Young-Lim PARK, Jin-Il Lee, Kyung-Min Chung, Sug-Woo Jung, Chang-Su Kim