Patents by Inventor Kyong KWON

Kyong KWON 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: 20250095561
    Abstract: A display device is provided including a display panel. A pixel of the display panel includes a light emitting element, first through sixth transistors, and a capacitor. The first transistor is connected between a power line and the light emitting element and operates depending on a potential of a first node. The second transistor is connected between a data line and a second node. The capacitor is connected between the first node and the second node. The third transistor is connected between the first transistor and the first node. The fourth transistor is connected between the first node and a reference voltage line. The fifth transistor is connected between the second node and the reference voltage line. The sixth transistor is connected between the power line and the second node.
    Type: Application
    Filed: December 2, 2024
    Publication date: March 20, 2025
    Inventors: Oh-Kyong KWON, Minjae JEONG, Kyunghoon CHUNG
  • Patent number: 12223883
    Abstract: A display device includes: a pixel including a light emitting element, a first capacitor connected between a first node and a second node, and a second capacitor connected between the second node and a third node. The pixel further includes: a first transistor connected between the second node and the light emitting element to operate depending on potential of the first node; a second transistor connected between the third node and a data line to operate depending on a first scan signal; a third transistor connected between the third node and the second transistor to operate depending on a light emitting control signal; a fourth transistor connected between a reference voltage line and a first node to operate depending on the second scan signal; and a fifth transistor connected between the reference voltage line and the third node to operate depending on a third scan signal.
    Type: Grant
    Filed: April 25, 2023
    Date of Patent: February 11, 2025
    Assignees: SAMSUNG DISPLAY CO., LTD., IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)
    Inventors: Byungchang Yu, Oh-Kyong Kwon, Kyunghoon Chung
  • Patent number: 12207499
    Abstract: A pixel including: a light emitting diode; a first capacitor connected between first and second nodes; a second capacitor connected between the second node and a third node; a first transistor including a first electrode connected to the second node, a second electrode connected to an anode of the light emitting diode, and a gate electrode connected to the first node; a second transistor including a first electrode connected to the third node, a second electrode connected to a reference voltage line, and a gate electrode connected to a first scan line; a third transistor including a first electrode electrically connected to the first node, a second electrode connected to the reference voltage line, and a gate electrode connected to a second scan line; and a fourth transistor including a first electrode connected to a data line, a second electrode connected to the third node, and a gate electrode connected to a third scan line.
    Type: Grant
    Filed: May 18, 2022
    Date of Patent: January 21, 2025
    Assignees: Samsung Display Co., Ltd., IUCF-HYU (Industry-University Cooperation Foundation Hanyang University)
    Inventors: Oh-Kyong Kwon, Minjae Jeong, Kyunghoon Chung
  • Publication number: 20250006111
    Abstract: A display device includes a display panel including a pixel. The pixel includes: a light emitting element; a first capacitor between a first node and a voltage line; a first transistor connected to the first node, the voltage line, and a second node; a second transistor connected between the first node and a third node and for receiving a first scan signal; a third transistor connected between the second node and the third node and for receiving a second scan signal; a second capacitor connected between the third node and a fourth node; a fourth transistor connected between the fourth node and a data line and for receiving a third scan signal; and a fifth transistor connected between the second node and the light emitting element and for receiving a first emission control signal.
    Type: Application
    Filed: April 13, 2024
    Publication date: January 2, 2025
    Inventors: BYUNGCHANG YU, KYUNGHOON CHUNG, Oh-Kyong KWON, Youn-Sik KIM, Sung-Min WEE
  • Publication number: 20250006110
    Abstract: A display device includes a display panel including a pixel. The pixel includes a light emitting element, a first capacitor connected to a first node, a second capacitor connected between a second node and a voltage line, a first transistor connected to the first node, the second node, and a third node, a second transistor connected between the third node and the first node, a third transistor connected between the second node and a data line, a fourth transistor connected between the second node and the voltage line, a fifth transistor connected between the third node and the light emitting element, and a sixth transistor connected between the light emitting element and a reference voltage line.
    Type: Application
    Filed: April 11, 2024
    Publication date: January 2, 2025
    Inventors: BYUNGCHANG YU, KYUNGHOON CHUNG, Oh-Kyong KWON, Youn-Sik KIM, Sung-Min WEE
  • Publication number: 20240428739
    Abstract: A display apparatus includes a plurality of pixels. A pixel includes a first capacitor connected between a first voltage line receiving a first driving signal and a first node, a first transistor comprising a control electrode connected to the first node, a first electrode connected to a second voltage line receiving a first power source signal and a second electrode connected to a second node, an organic light emitting diode comprising an anode electrode connected to the second node and a cathode electrode receiving a second power source signal, a second capacitor connected between an m-th data line and the second node (wherein, ‘m’ is a natural number) and a second transistor comprising a control electrode connected to an n-th scan line (wherein, ‘n’ is a natural number), a first electrode connected to the first node and a second electrode connected to the second node.
    Type: Application
    Filed: September 9, 2024
    Publication date: December 26, 2024
    Inventors: Chong-Chul CHAI, Oh-Kyong KWON, Nack-Hyeon KEUM, Kyong-Hwan OH, Young-Wan SEO, Yong-Koo HER, In-Jae HWANG
  • Patent number: 12175921
    Abstract: A display device is provided including a display panel. A pixel of the display panel includes a light emitting element, first through sixth transistors, and a capacitor. The first transistor is connected between a power line and the light emitting element and operates depending on a potential of a first node. The second transistor is connected between a data line and a second node. The capacitor is connected between the first node and the second node. The third transistor is connected between the first transistor and the first node. The fourth transistor is connected between the first node and a reference voltage line. The fifth transistor is connected between the second node and the reference voltage line. The sixth transistor is connected between the power line and the second node.
    Type: Grant
    Filed: May 2, 2022
    Date of Patent: December 24, 2024
    Assignees: SAMSUNG DISPLAY CO., LTD., IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)
    Inventors: Oh-Kyong Kwon, Minjae Jeong, Kyunghoon Chung
  • Patent number: 12087228
    Abstract: A display apparatus includes a plurality of pixels. A pixel includes a first capacitor connected between a first voltage line receiving a first driving signal and a first node, a first transistor comprising a control electrode connected to the first node, a first electrode connected to a second voltage line receiving a first power source signal and a second electrode connected to a second node, an organic light emitting diode comprising an anode electrode connected to the second node and a cathode electrode receiving a second power source signal, a second capacitor connected between an m-th data line and the second node (wherein, ‘m’ is a natural number) and a second transistor comprising a control electrode connected to an n-th scan line (wherein, ‘n’ is a natural number), a first electrode connected to the first node and a second electrode connected to the second node.
    Type: Grant
    Filed: March 20, 2023
    Date of Patent: September 10, 2024
    Assignees: Samsung Display Co., Ltd., Industry-University Cooperation Foundation Hanyang University
    Inventors: Chong-Chul Chai, Oh-Kyong Kwon, Nack-Hyeon Keum, Kyong-Hwan Oh, Young-Wan Seo, Yong-Koo Her, In-Jae Hwang
  • Patent number: 12066453
    Abstract: The present invention relates to an apparatus and method for improving resolution and attitude estimation accuracy of an inertial measurement unit (IMU) sensor using deep learning. The apparatus for improving the resolution and the attitude estimation accuracy of the IMU sensor using deep learning according to the present invention includes an input unit configured to acquire data of an IMU sensor, a memory configured to store a performance improvement program of the IMU sensor, and a processor configured to execute the program, wherein the processor serves to improve accuracy and resolution of acceleration and angular velocity of the data of the IMU sensor by performing deep learning.
    Type: Grant
    Filed: October 8, 2021
    Date of Patent: August 20, 2024
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Woo Kyong Kwon, Yong Sik Jin
  • Patent number: 11942029
    Abstract: A display device includes a pixel. The pixel includes a light-emitting element, a first capacitor, and first to fifth transistors. The first transistor is connected between a first voltage line receiving a first driving voltage and the light-emitting element, and operates in response to a potential of a first node, and the second transistor is connected between a data line and the first node, and receives a first scan signal. The first capacitor is connected between the first node and a second node, and the third transistor is connected between the first transistor and the first node, and receives a second scan signal. The fourth transistor is connected between a reference voltage line and the first node, and receives a third scan signal, and the fifth transistor is connected between the first transistor and the second node, and receives an emission control signal.
    Type: Grant
    Filed: May 30, 2023
    Date of Patent: March 26, 2024
    Assignees: SAMSUNG DISPLAY CO., LTD., IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)
    Inventors: Byungchang Yu, Oh-Kyong Kwon, Kyunghoon Chung
  • Publication number: 20240038145
    Abstract: A display device includes a pixel. The pixel includes a light-emitting element, a first capacitor, and first to fifth transistors. The first transistor is connected between a first voltage line receiving a first driving voltage and the light-emitting element, and operates in response to a potential of a first node, and the second transistor is connected between a data line and the first node, and receives a first scan signal. The first capacitor is connected between the first node and a second node, and the third transistor is connected between the first transistor and the first node, and receives a second scan signal. The fourth transistor is connected between a reference voltage line and the first node, and receives a third scan signal, and the fifth transistor is connected between the first transistor and the second node, and receives an emission control signal.
    Type: Application
    Filed: May 30, 2023
    Publication date: February 1, 2024
    Inventors: BYUNGCHANG YU, Oh-Kyong KWON, KYUNGHOON CHUNG
  • Publication number: 20240021144
    Abstract: A display device includes: a pixel including a light emitting element, a first capacitor connected between a first node and a second node, and a second capacitor connected between the second node and a third node. The pixel further includes: a first transistor connected between the second node and the light emitting element to operate depending on potential of the first node; a second transistor connected between the third node and a data line to operate depending on a first scan signal; a third transistor connected between the third node and the second transistor to operate depending on a light emitting control signal; a fourth transistor connected between a reference voltage line and a first node to operate depending on the second scan signal; and a fifth transistor connected between the reference voltage line and the third node to operate depending on a third scan signal.
    Type: Application
    Filed: April 25, 2023
    Publication date: January 18, 2024
    Inventors: BYUNGCHANG YU, Oh-Kyong KWON, KYUNGHOON CHUNG
  • Publication number: 20230230546
    Abstract: A display apparatus includes a plurality of pixels. A pixel includes a first capacitor connected between a first voltage line receiving a first driving signal and a first node, a first transistor comprising a control electrode connected to the first node, a first electrode connected to a second voltage line receiving a first power source signal and a second electrode connected to a second node, an organic light emitting diode comprising an anode electrode connected to the second node and a cathode electrode receiving a second power source signal, a second capacitor connected between an m-th data line and the second node (wherein, ‘m’ is a natural number) and a second transistor comprising a control electrode connected to an n-th scan line (wherein, ‘n’ is a natural number), a first electrode connected to the first node and a second electrode connected to the second node.
    Type: Application
    Filed: March 20, 2023
    Publication date: July 20, 2023
    Inventors: Chong-Chul CHAI, Oh-Kyong KWON, Nack-Hyeon KEUM, Kyong-Hwan OH, Young-Wan SEO, Yong-Koo HER, In-Jae HWANG
  • Patent number: 11640792
    Abstract: A method of driving a display device including a sensing line, a light-emitting element, a capacitor, and a driving transistor, the driving transistor comprising a control terminal that is connected to the capacitor, an input terminal, and an output terminal, the method including: connecting the control terminal and the output terminal; connecting the control terminal and the output terminal to a ground voltage and then disconnecting the control terminal and the output terminal from the ground voltage; sensing a first voltage of the control terminal through the sensing line; and calculating a threshold voltage of the driving transistor based on the first voltage.
    Type: Grant
    Filed: April 1, 2022
    Date of Patent: May 2, 2023
    Assignees: Samsung Display Co., Ltd., IUCF-HYU (Industry-University Cooperation Foundation Hanyang University)
    Inventors: Ung-Gyu Min, Oh-Kyong Kwon
  • Publication number: 20230111706
    Abstract: A method for treating cancer in a human subject includes initiating a cancer therapy on the human subject, preparing a biological sample from the human subject; (i) mixing the biological sample with an antibody or aptamer that specifically binds to an MEST protein, or (ii) obtaining mRNA of a nucleotide sequence encoding the MEST protein from the biological sample, and synthesizing and amplifying cDNA from the mRNA, detecting the MEST protein bound to the antibody or aptamer, or an expression of the cDNA, determining if the detected MEST or a level of the expression is higher than that in a normal human subject, determining responsiveness of the cancer to the cancer therapy by the detected MEST or the level of the expression, and continuing the cancer therapy to treat the cancer if it is determined that there is the responsiveness of the cancer to the cancer therapy.
    Type: Application
    Filed: December 9, 2022
    Publication date: April 13, 2023
    Inventors: SUNG GYUN KANG, HYUN SOOK LEE, JUNG-HYUN LEE, SANG-JIN KIM, KAE KYONG KWON, HYUNG-SOON YIM, YUN JAE KIM, YOUNG OK HWANG, WOOK JIN, YONG KYUN CHO
  • Patent number: 11610547
    Abstract: A display apparatus includes a plurality of pixels. A pixel includes a first capacitor connected between a first voltage line receiving a first driving signal and a first node, a first transistor comprising a control electrode connected to the first node, a first electrode connected to a second voltage line receiving a first power source signal and a second electrode connected to a second node, an organic light emitting diode comprising an anode electrode connected to the second node and a cathode electrode receiving a second power source signal, a second capacitor connected between an m-th data line and the second node (wherein, ‘m’ is a natural number) and a second transistor comprising a control electrode connected to an n-th scan line (wherein, ‘n’ is a natural number), a first electrode connected to the first node and a second electrode connected to the second node.
    Type: Grant
    Filed: September 30, 2021
    Date of Patent: March 21, 2023
    Inventors: Chong-Chul Chai, Oh-Kyong Kwon, Nack-Hyeon Keum, Kyong-Hwan Oh, Young-Wan Seo, Yong-Koo Her, In-Jae Hwang
  • Publication number: 20230005418
    Abstract: A display device is provided including a display panel. A pixel of the display panel includes a light emitting element, first through sixth transistors, and a capacitor. The first transistor is connected between a power line and the light emitting element and operates depending on a potential of a first node. The second transistor is connected between a data line and a second node. The capacitor is connected between the first node and the second node. The third transistor is connected between the first transistor and the first node. The fourth transistor is connected between the first node and a reference voltage line. The fifth transistor is connected between the second node and the reference voltage line. The sixth transistor is connected between the power line and the second node.
    Type: Application
    Filed: May 2, 2022
    Publication date: January 5, 2023
    Inventors: Oh-Kyong KWON, Minjae JEONG, Kyunghoon CHUNG
  • Publication number: 20220415991
    Abstract: A pixel including: a light emitting diode; a first capacitor connected between first and second nodes; a second capacitor connected between the second node and a third node; a first transistor including a first electrode connected to the second node, a second electrode connected to an anode of the light emitting diode, and a gate electrode connected to the first node; a second transistor including a first electrode connected to the third node, a second electrode connected to a reference voltage line, and a gate electrode connected to a first scan line; a third transistor including a first electrode electrically connected to the first node, a second electrode connected to the reference voltage line, and a gate electrode connected to a second scan line; and a fourth transistor including a first electrode connected to a data line, a second electrode connected to the third node, and a gate electrode connected to a third scan line.
    Type: Application
    Filed: May 18, 2022
    Publication date: December 29, 2022
    Inventors: Oh-Kyong KWON, MINJAE JEONG, KYUNGHOON CHUNG
  • Publication number: 20220223108
    Abstract: A method of driving a display device including a sensing line, a light-emitting element, a capacitor, and a driving transistor, the driving transistor comprising a control terminal that is connected to the capacitor, an input terminal, and an output terminal, the method including: connecting the control terminal and the output terminal; connecting the control terminal and the output terminal to a ground voltage and then disconnecting the control terminal and the output terminal from the ground voltage; sensing a first voltage of the control terminal through the sensing line; and calculating a threshold voltage of the driving transistor based on the first voltage.
    Type: Application
    Filed: April 1, 2022
    Publication date: July 14, 2022
    Inventors: Ung-Gyu MIN, Oh-Kyong Kwon
  • Publication number: 20220206037
    Abstract: The present invention relates to an apparatus and method for improving resolution and attitude estimation accuracy of an inertial measurement unit (IMU) sensor using deep learning. The apparatus for improving the resolution and the attitude estimation accuracy of the IMU sensor using deep learning according to the present invention includes an input unit configured to acquire data of an IMU sensor, a memory configured to store a performance improvement program of the IMU sensor, and a processor configured to execute the program, wherein the processor serves to improve accuracy and resolution of acceleration and angular velocity of the data of the IMU sensor by performing deep learning.
    Type: Application
    Filed: October 8, 2021
    Publication date: June 30, 2022
    Inventors: Woo Kyong KWON, Yong Sik JIN