Patents by Inventor Seok Hwan BANG

Seok Hwan BANG 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: 11869896
    Abstract: A display device includes a substrate and a transistor disposed on the substrate and including a semiconductor layer, wherein the semiconductor layer includes a mesh structure, and wherein a plurality of openings are formed in the semiconductor layer.
    Type: Grant
    Filed: July 6, 2021
    Date of Patent: January 9, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Woo Bin Lee, Seok Hwan Bang, Seung Sok Son, Woo Geun Lee, Soo Jung Chae
  • Publication number: 20230309931
    Abstract: A simple urine flow test result learning method and a lower urinary tract symptom diagnosis method is provided, and more particularly, a simple urine flow test result learning method and a lower urinary tract symptom diagnosis method of training a neural network using simple urine flow test results, which are non-invasive data, and diagnosing lower urinary tract symptoms using the trained neural network, wherein the lower urinary tract symptom diagnosis method prevents pain and shame from occurring in a patient during a diagnosis process of lower urinary tract symptoms and reduces the risk of secondary infection occurring through an invasive diagnosis method, by generating a trained model using results of a simple urine flow test, which is a non-invasive test method, based on deep learning, and diagnosing lower urinary tract symptoms using the trained model.
    Type: Application
    Filed: October 15, 2021
    Publication date: October 5, 2023
    Inventors: Kyu Sung LEE, Deok Hyun HAN, Baek Hwan CHO, Seok Hwan BANG
  • Patent number: 11521570
    Abstract: A gate driver for a display device includes: a clock signal line to transfer a clock signal; and a plurality of stages to sequentially output a gate signal based upon the clock signal in response to a carry signal. The plurality of stages include a plurality of thin film transistors, and at least one of the plurality of thin film transistors includes a thin film transistor including an oxide semiconductor. The at least one thin film transistor includes a first gate electrode and a second gate electrode disposed in different layers, the oxide semiconductor is disposed between the first gate electrode and the second gate electrode, and the first gate electrode and the second gate electrode are connected to receive a common voltage signal.
    Type: Grant
    Filed: March 4, 2020
    Date of Patent: December 6, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung Hoon Lim, Kang Nam Kim, Seok Hwan Bang, Sung Hwan Won, Woo Geun Lee, Kyu Sik Cho, Soo Jung Chae
  • Publication number: 20220336669
    Abstract: A display device according to an embodiment includes: a substrate; a first conductive layer positioned on the substrate; a semiconductor layer positioned on the first conductive layer; a second conductive layer positioned on the semiconductor layer; an oxygen supply layer positioned under the second conductive layer, in contact with the second conductive layer, and having the same planar shape as the second conductive layer; and a light-emitting element connected to the second conductive layer, wherein the oxygen supply layer includes a metal oxide that includes one or more of indium, zinc, tin, or gallium, or alloys thereof.
    Type: Application
    Filed: January 4, 2022
    Publication date: October 20, 2022
    Inventors: SEOK HWAN BANG, Hyun Seong Kang, Jong-in Kim, Joon Geol Kim, Seung Sok Son, Woo Geun Lee, Young Jae Jeon
  • Publication number: 20220139965
    Abstract: A display device includes a substrate and a transistor disposed on the substrate and including a semiconductor layer, wherein the semiconductor layer includes a mesh structure, and wherein a plurality of openings are formed in the semiconductor layer.
    Type: Application
    Filed: July 6, 2021
    Publication date: May 5, 2022
    Inventors: Woo Bin LEE, Seok Hwan BANG, Seung Sok SON, Woo Geun LEE, Soo Jung CHAE
  • Publication number: 20200394978
    Abstract: A gate driver for a display device includes: a clock signal line to transfer a clock signal; and a plurality of stages to sequentially output a gate signal based upon the clock signal in response to a carry signal. The plurality of stages include a plurality of thin film transistors, and at least one of the plurality of thin film transistors includes a thin film transistor including an oxide semiconductor. The at least one thin film transistor includes a first gate electrode and a second gate electrode disposed in different layers, the oxide semiconductor is disposed between the first gate electrode and the second gate electrode, and the first gate electrode and the second gate electrode are connected to receive a common voltage signal.
    Type: Application
    Filed: March 4, 2020
    Publication date: December 17, 2020
    Inventors: Sung Hoon LIM, Kang Nam KIM, Seok Hwan BANG, Sung Hwan WON, Woo Geun LEE, Kyu Sik CHO, Soo Jung CHAE
  • Patent number: 9893203
    Abstract: One or more exemplary embodiments disclose a thin film transistor array panel and a manufacturing method thereof including a substrate, a gate line on the substrate, the gate line including a gate electrode, a gate insulating layer on the gate electrode, a semiconductor layer on the gate insulating layer, and the semiconductor layer including an oxide semiconductor, a data wire layer above the semiconductor layer, the data wire layer including a data line, a source electrode coupled to the data line, and a drain electrode facing the source electrode, and a metal phosphorus oxide layer configured to cover the source electrode and the drain electrode.
    Type: Grant
    Filed: August 24, 2016
    Date of Patent: February 13, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seok Hwan Bang, Sook-Hwan Ban, Hyung Jun Kim, Woo Geun Lee, Hyeon Jun Lee
  • Patent number: 9660099
    Abstract: A thin film transistor substrate includes a gate electrode disposed on a base substrate, an active pattern overlapping the gate electrode, a source metal pattern including both a source electrode disposed on the active pattern and a drain electrode spaced apart from the source electrode, a buffer layer disposed on the source metal pattern and contacting the active pattern, a first passivation layer disposed on the buffer layer and a second passivation layer disposed on the first passivation layer. The density of hydrogen in the buffer layer is greater than the density of hydrogen in the first passivation layer and less than the density of hydrogen in the second passivation layer.
    Type: Grant
    Filed: October 22, 2015
    Date of Patent: May 23, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seok-Hwan Bang, Hyung-Jun Kim, Ji-Man Lim
  • Publication number: 20170117415
    Abstract: A thin film transistor substrate includes a gate electrode disposed on a base substrate, an active pattern overlapping the gate electrode, a source metal pattern including both a source electrode disposed on the active pattern and a drain electrode spaced apart from the source electrode, a buffer layer disposed on the source metal pattern and contacting the active pattern, a first passivation layer disposed on the buffer layer and a second passivation layer disposed on the first passivation layer. The density of hydrogen in the buffer layer is greater than the density of hydrogen in the first passivation layer and less than the density of hydrogen in the second passivation layer.
    Type: Application
    Filed: October 22, 2015
    Publication date: April 27, 2017
    Inventors: Seok-Hwan BANG, Hyung-Jun KIM, Ji-Man LIM
  • Publication number: 20170110591
    Abstract: One or more exemplary embodiments disclose a thin film transistor array panel and a manufacturing method thereof including a substrate, a gate line on the substrate, the gate line including a gate electrode, a gate insulating layer on the gate electrode, a semiconductor layer on the gate insulating layer, and the semiconductor layer including an oxide semiconductor, a data wire layer above the semiconductor layer, the data wire layer including a data line, a source electrode coupled to the data line, and a drain electrode facing the source electrode, and a metal phosphorus oxide layer configured to cover the source electrode and the drain electrode.
    Type: Application
    Filed: August 24, 2016
    Publication date: April 20, 2017
    Inventors: Seok Hwan BANG, Sook-Hwan BAN, Hyung Jun KIM, Woo Geun LEE, Hyeon Jun LEE