Patents by Inventor Ji Young EOM

Ji Young EOM 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: 20240169871
    Abstract: A display device includes a substrate including a display area and a non-display area disposed near the display area, a plurality of pixels disposed in the display area, a plurality of signal lines disposed on the substrate and connected to the pixels, and a pad portion disposed in the non-display area and including a plurality of pads. The signal lines include a first crack detecting line connected to a first test voltage pad and a first pad at a first node, connected to a second pad at a second node, and extending around the non-display area between the first node and the second node, as well as a first data line including a first end connected to a first transistor connected to the first crack detecting line at the second node, and a second end connected to corresponding pixels from among the plurality of pixels.
    Type: Application
    Filed: January 22, 2024
    Publication date: May 23, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: Kwang Sae LEE, Ji-Hyun KA, Won Kyu KWAK, Hwa Young SONG, Ki Myeong EOM
  • Patent number: 11928994
    Abstract: A display device includes a substrate including a display area and a non-display area disposed near the display area, a plurality of pixels disposed in the display area, a plurality of signal lines disposed on the substrate and connected to the pixels, and a pad portion disposed in the non-display area and including a plurality of pads. The signal lines include a first crack detecting line connected to a first test voltage pad and a first pad at a first node, connected to a second pad at a second node, and extending around the non-display area between the first node and the second node, as well as a first data line including a first end connected to a first transistor connected to the first crack detecting line at the second node, and a second end connected to corresponding pixels from among the plurality of pixels.
    Type: Grant
    Filed: June 4, 2019
    Date of Patent: March 12, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kwang Sae Lee, Ji-Hyun Ka, Won Kyu Kwak, Hwa Young Song, Ki Myeong Eom
  • Patent number: 10671112
    Abstract: A gate driving circuit includes a pull-up control part for applying a first previous carry signal to a first node in response to the first previous carry signal, a first pull-up part outputting a clock signal as an N-th gate output signal in response to a signal applied to the first node, a second pull-up part outputting the clock signal as the N-th gate output signal in response to the signal applied to the first node, a carry part outputting the clock signal as an N-th carry signal in response to the signal applied to the first node, a first pull-down part pulling down the signal at the first node to a second off voltage, and a second pull-down part pulling down the N-th gate output signal to a first off voltage, wherein one of the first pull-up part and the second pull-up part is selectively activated.
    Type: Grant
    Filed: August 15, 2019
    Date of Patent: June 2, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Whee-Won Lee, Ji Young Eom
  • Publication number: 20200133327
    Abstract: A gate driving circuit includes a pull-up control part for applying a first previous carry signal to a first node in response to the first previous carry signal, a first pull-up part outputting a clock signal as an N-th gate output signal in response to a signal applied to the first node, a second pull-up part outputting the clock signal as the N-th gate output signal in response to the signal applied to the first node, a carry part outputting the clock signal as an N-th carry signal in response to the signal applied to the first node, a first pull-down part pulling down the signal at the first node to a second off voltage, and a second pull-down part pulling down the N-th gate output signal to a first off voltage, wherein one of the first pull-up part and the second pull-up part is selectively activated.
    Type: Application
    Filed: August 15, 2019
    Publication date: April 30, 2020
    Inventors: Whee-Won LEE, Ji Young EOM
  • Patent number: 10049611
    Abstract: A display apparatus includes a display panel and a display panel driver. The display panel driver includes a controller and a driver including a plurality of driving chips. Each of the driving chips includes a chip body, a plurality of input terminals, a plurality of first output terminals and a plurality of second output terminals. The chip body includes a bottom surface, a first side surface connected to the bottom surface and a second side surface opposite. The input terminals are disposed at a first region of the bottom surface adjacent to the first side surface of the chip body. The first output terminals are disposed at a second region of the bottom surface adjacent to the second side surface of the chip body. The second output terminals are disposed at a third region of the bottom surface adjacent to the first side surface of the chip body.
    Type: Grant
    Filed: May 12, 2016
    Date of Patent: August 14, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ji Young Eom, Bo-Ram Kang
  • Patent number: 9666155
    Abstract: A data lines driver includes a digital to analog converter configured to generate a normal data voltage based on a data signal, a buffer configured to buffer the normal data voltage and a power-on/reset part configured to generate an initial data voltage varying according to time and to selectively output either the initial data voltage or the normal data voltage.
    Type: Grant
    Filed: November 20, 2014
    Date of Patent: May 30, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Gon Lee, Yong-Sik Hwang, Ji-Young Eom, Whee-Won Lee
  • Publication number: 20170148373
    Abstract: A display apparatus includes a display panel and a display panel driver. The display panel driver includes a controller and a driver including a plurality of driving chips. Each of the driving chips includes a chip body, a plurality of input terminals, a plurality of first output terminals and a plurality of second output terminals. The chip body includes a bottom surface, a first side surface connected to the bottom surface and a second side surface opposite. The input terminals are disposed at a first region of the bottom surface adjacent to the first side surface of the chip body. The first output terminals are disposed at a second region of the bottom surface adjacent to the second side surface of the chip body. The second output terminals are disposed at a third region of the bottom surface adjacent to the first side surface of the chip body.
    Type: Application
    Filed: May 12, 2016
    Publication date: May 25, 2017
    Inventors: JI YOUNG EOM, Bo-Ram Kang
  • Patent number: 9406946
    Abstract: Disclosed herein is a direct carbon fuel cell in which a coal fuel is oxidized electrochemically so as to create electrons to cause the electrons to generate electricity by a voltage difference between two electrodes. Specifically, a membrane-electrode assembly for operating a low rank coal fuel, a direct carbon fuel cell including the same, and a method of preparing the same are provided.
    Type: Grant
    Filed: December 30, 2013
    Date of Patent: August 2, 2016
    Assignee: GWANGJU INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Jaeyoung Lee, Hyung Kuk Ju, Ji Young Eom, Jae Kwang Lee
  • Publication number: 20160171938
    Abstract: A liquid crystal display (LCD) device. The liquid crystal display device comprises a data driver including a first data driving unit, which is connected to first through third data lines, and a second data driving unit, which is connected to fourth through sixth data lines, a display panel including a first pixel group, which has first through third pixel units that are connected to the first data driving unit via the first through third data lines, respectively, and a second pixel group, which has fourth through sixth pixel units that are connected to the second data driving unit via the fourth through sixth data lines, respectively; and a switching circuit unit including a first transistor, a second transistor, and a third transistor, which is connected between the third and sixth data lines.
    Type: Application
    Filed: April 8, 2015
    Publication date: June 16, 2016
    Inventors: Yeon Sun NA, Dong In KIM, Ji Young EOM
  • Publication number: 20150213775
    Abstract: A data lines driver includes a digital to analog converter configured to generate a normal data voltage based on a data signal, a buffer configured to buffer the normal data voltage and a power-on/reset part configured to generate an initial data voltage varying according to time and to selectively output either the initial data voltage or the normal data voltage.
    Type: Application
    Filed: November 20, 2014
    Publication date: July 30, 2015
    Inventors: Sang-Gon LEE, Yong-Sik HWANG, Ji-Young EOM, Whee-Won LEE
  • Publication number: 20140356754
    Abstract: Disclosed herein is a direct carbon fuel cell in which a coal fuel is oxidized electrochemically so as to create electrons to cause the electrons to generate electricity by a voltage difference between two electrodes. Specifically, a membrane-electrode assembly for operating a low rank coal fuel, a direct carbon fuel cell including the same, and a method of preparing the same are provided.
    Type: Application
    Filed: December 30, 2013
    Publication date: December 4, 2014
    Applicant: Gwangju Institute of Science and Technology
    Inventors: Jaeyoung LEE, Hyung Kuk JU, Ji Young EOM, Jae Kwang LEE