Patents by Inventor Chang Soo Pyon

Chang Soo Pyon 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: 20250069553
    Abstract: An organic light-emitting diode (OLED) display is disclosed. In one aspect, the OLED display includes a lower substrate including a display area and a non-display area surrounding the display area, wherein a plurality of pixels are formed in the display area. The OLED display also includes an embedded circuit formed in the configured to apply a plurality of signals to the pixels, and an initialization wiring formed in the non-display area and configured to apply an initialization voltage to each of the pixels. The initialization circuit is formed in a layer so as to at least partially overlap with the area of the embedded circuit.
    Type: Application
    Filed: November 12, 2024
    Publication date: February 27, 2025
    Inventor: Chang-Soo PYON
  • Patent number: 12225773
    Abstract: An organic light emitting diode display device includes: a substrate; a scan line configured to transfer a scan signal; a data line and a driving voltage line configured to transfer a data voltage and a driving voltage, respectively; a switching transistor including a switching drain electrode configured to output the data voltage; a driving transistor including a driving gate electrode connected with the switching drain electrode; a storage capacitor including a first storage electrode connected with the driving gate electrode and a second storage electrode connected with the driving voltage line; and an organic light emitting diode connected with a driving drain electrode of the driving transistor. The storage capacitor includes: a connector in which an edge of the second storage electrode is offset from an edge of the first storage electrode in a direction toward the center of the second storage electrode, and a storage compensator facing the connector.
    Type: Grant
    Filed: December 27, 2022
    Date of Patent: February 11, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventor: Chang Soo Pyon
  • Publication number: 20250048910
    Abstract: A display device includes a substrate, a semiconductor layer on the substrate, the semiconductor layer comprising a first semiconductor portion, a first insulating layer on the semiconductor layer, a first gate electrode on the first insulating layer and overlapping the first semiconductor portion, a scan line disposed on the first insulating layer and extending in a first direction, a second insulating layer on the first gate electrode and the scan line, a data line on the second insulating layer, and a first driving voltage line on the second insulating layer. The first driving voltage line may include a first portion extending in a second direction crossing the first direction, and a second portion expanding from the first portion in the first direction. The first portion may overlap the scan line, and the second portion may overlap the first gate electrode in a plan view to form a storage capacitor.
    Type: Application
    Filed: October 22, 2024
    Publication date: February 6, 2025
    Applicant: Samsung Display Co., Ltd.
    Inventors: Chang Soo PYON, Ok-Kyung PARK, Se-Ho KIM
  • Patent number: 12219816
    Abstract: An organic light emitting diode display device includes: a substrate; a scan line configured to transfer a scan signal; a data line and a driving voltage line configured to transfer a data voltage and a driving voltage, respectively; a switching transistor including a switching drain electrode configured to output the data voltage; a driving transistor including a driving gate electrode connected with the switching drain electrode; a storage capacitor including a first storage electrode connected with the driving gate electrode and a second storage electrode connected with the driving voltage line; and an organic light emitting diode connected with a driving drain electrode of the driving transistor. The storage capacitor includes: a connector in which an edge of the second storage electrode is offset from an edge of the first storage electrode in a direction toward the center of the second storage electrode, and a storage compensator facing the connector.
    Type: Grant
    Filed: July 28, 2023
    Date of Patent: February 4, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventor: Chang Soo Pyon
  • Publication number: 20250037650
    Abstract: A display device includes a power supply to supply a first initialization power source to the pixels through a first initialization and to supply a second initialization power source to the pixels through a second power line.
    Type: Application
    Filed: October 14, 2024
    Publication date: January 30, 2025
    Inventors: Kyong Hwan OH, Jin Tae JEONG, Ji Hyun KA, Won Kyu KWAK, Hyung Jun PARK, Chang Soo PYON, Ji Eun LEE, Hai Jung IN, Won Mi HWANG
  • Patent number: 12142221
    Abstract: An organic light-emitting diode (OLED) display is disclosed. In one aspect, the OLED display includes a lower substrate including a display area and a non-display area surrounding the display area, wherein a plurality of pixels are formed in the display area. The OLED display also includes an embedded circuit formed in the configured to apply a plurality of signals to the pixels, and an initialization wiring formed in the non-display area and configured to apply an initialization voltage to each of the pixels. The initialization circuit is formed in a layer so as to at least partially overlap with the area of the embedded circuit.
    Type: Grant
    Filed: July 18, 2023
    Date of Patent: November 12, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Chang-Soo Pyon
  • Patent number: 12133450
    Abstract: A display device includes a substrate, a semiconductor layer on the substrate, the semiconductor layer comprising a first semiconductor portion, a first insulating layer on the semiconductor layer, a first gate electrode on the first insulating layer and overlapping the first semiconductor portion, a scan line disposed on the first insulating layer and extending in a first direction, a second insulating layer on the first gate electrode and the scan line, a data line on the second insulating layer, and a first driving voltage line on the second insulating layer. The first driving voltage line may include a first portion extending in a second direction crossing the first direction, and a second portion expanding from the first portion in the first direction. The first portion may overlap the scan line, and the second portion may overlap the first gate electrode in a plan view to form a storage capacitor.
    Type: Grant
    Filed: June 14, 2023
    Date of Patent: October 29, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Chang Soo Pyon, Ok-Kyung Park, Se-Ho Kim
  • Patent number: 12118924
    Abstract: A display device includes pixels, and a power supply to supply a first initialization voltage to the pixels through a first initialization power line, and to supply a second initialization voltage to the pixels through a second initialization power line. At least one of the pixels includes a first transistor, a second transistor, a third transistor, and a light emitting element.
    Type: Grant
    Filed: August 8, 2023
    Date of Patent: October 15, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kyong Hwan Oh, Jin Tae Jeong, Ji Hyun Ka, Won Kyu Kwak, Hyung Jun Park, Chang Soo Pyon, Ji Eun Lee, Hai Jung In, Won Mi Hwang
  • Publication number: 20240334761
    Abstract: A display device includes signal lines and pixels connected thereto. A first pixel includes a first transistor including a first gate electrode, a first channel region overlapping the first gate electrode, a first source region, and a second drain region facing the first source region, with the first channel region interposed between the first source region and the second drain region. A third transistor includes a third gate electrode, a third channel region overlapping the third gate electrode, a third drain region connected to the first gate electrode, and a third source region facing the third drain region with the third channel region interposed between the third source region and the third drain region. A shielding part overlaps a boundary between the third source region and the third channel region and does not overlap a boundary between the third drain region and the third channel region.
    Type: Application
    Filed: June 11, 2024
    Publication date: October 3, 2024
    Inventors: Jun Won CHOI, Dong Soo KIM, Hyun-Chol BANG, Chang Soo PYON, Ji-Eun LEE
  • Patent number: 12016212
    Abstract: A display device includes signal lines and pixels connected thereto. A first pixel includes a first transistor including a first gate electrode, a first channel region overlapping the first gate electrode, a first source region, and a second drain region facing the first source region, with the first channel region interposed between the first source region and the second drain region. A third transistor includes a third gate electrode, a third channel region overlapping the third gate electrode, a third drain region connected to the first gate electrode, and a third source region facing the third drain region with the third channel region interposed between the third source region and the third drain region. A shielding part overlaps a boundary between the third source region and the third channel region and does not overlap a boundary between the third drain region and the third channel region.
    Type: Grant
    Filed: July 26, 2023
    Date of Patent: June 18, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jun Won Choi, Dong Soo Kim, Hyun-Chol Bang, Chang Soo Pyon, Ji-Eun Lee
  • Patent number: 11925080
    Abstract: A display device includes a substrate including a display area and a non-display area, a plurality of pixels disposed in the display area, a common voltage supply wiring overlapping the non-display area and disposed on the substrate, a driving voltage supply wiring overlapping the non-display area and disposed on the substrate, and a data voltage supply wiring overlapping the non-display area and electrically connected to the plurality of pixels, where at least one of the common voltage supply wiring and the driving voltage supply wiring includes a chamfered area, the data voltage supply wiring includes a first data voltage supply wiring, a second data voltage supply wiring, and a third data voltage supply wiring, and the first to third data voltage supply wirings are disposed in different layers.
    Type: Grant
    Filed: July 20, 2021
    Date of Patent: March 5, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae-Ho Choi, Won Kyu Kwak, Chang Soo Pyon, Seung Gyu Tae
  • Publication number: 20240021162
    Abstract: An organic light-emitting diode (OLED) display is disclosed. In one aspect, the OLED display includes a lower substrate including a display area and a non-display area surrounding the display area, wherein a plurality of pixels are formed in the display area. The OLED display also includes an embedded circuit formed in the configured to apply a plurality of signals to the pixels, and an initialization wiring formed in the non-display area and configured to apply an initialization voltage to each of the pixels. The initialization circuit is formed in a layer so as to at least partially overlap with the area of the embedded circuit.
    Type: Application
    Filed: July 18, 2023
    Publication date: January 18, 2024
    Inventor: Chang-Soo PYON
  • Publication number: 20230389361
    Abstract: An organic light emitting diode display device includes: a substrate; a scan line configured to transfer a scan signal; a data line and a driving voltage line configured to transfer a data voltage and a driving voltage, respectively; a switching transistor including a switching drain electrode configured to output the data voltage; a driving transistor including a driving gate electrode connected with the switching drain electrode; a storage capacitor including a first storage electrode connected with the driving gate electrode and a second storage electrode connected with the driving voltage line; and an organic light emitting diode connected with a driving drain electrode of the driving transistor. The storage capacitor includes: a connector in which an edge of the second storage electrode is offset from an edge of the first storage electrode in a direction toward the center of the second storage electrode, and a storage compensator facing the connector.
    Type: Application
    Filed: July 28, 2023
    Publication date: November 30, 2023
    Inventor: Chang Soo Pyon
  • Publication number: 20230386397
    Abstract: A display device includes a power supply to supply a first initialization power source to the pixels through a first initialization and to supply a second initialization power source to the pixels through a second power line.
    Type: Application
    Filed: August 8, 2023
    Publication date: November 30, 2023
    Inventors: Kyong Hwan OH, Jin Tae JEONG, Ji Hyun KA, Won Kyu KWAK, Hyung Jun PARK, Chang Soo PYON, Ji Eun LEE, Hai Jung IN, Won Mi HWANG
  • Publication number: 20230371323
    Abstract: A display device includes signal lines and pixels connected thereto. A first pixel includes a first transistor including a first gate electrode, a first channel region overlapping the first gate electrode, a first source region, and a second drain region facing the first source region, with the first channel region interposed between the first source region and the second drain region. A third transistor includes a third gate electrode, a third channel region overlapping the third gate electrode, a third drain region connected to the first gate electrode, and a third source region facing the third drain region with the third channel region interposed between the third source region and the third drain region. A shielding part overlaps a boundary between the third source region and the third channel region and does not overlap a boundary between the third drain region and the third channel region.
    Type: Application
    Filed: July 26, 2023
    Publication date: November 16, 2023
    Inventors: Jun Won Choi, Dong Soo Kim, Hyun-Chol Bang, Chang Soo Pyon, Ji-Eun Lee
  • Publication number: 20230329075
    Abstract: A display device includes a substrate, a semiconductor layer on the substrate, the semiconductor layer comprising a first semiconductor portion, a first insulating layer on the semiconductor layer, a first gate electrode on the first insulating layer and overlapping the first semiconductor portion, a scan line disposed on the first insulating layer and extending in a first direction, a second insulating layer on the first gate electrode and the scan line, a data line on the second insulating layer, and a first driving voltage line on the second insulating layer. The first driving voltage line may include a first portion extending in a second direction crossing the first direction, and a second portion expanding from the first portion in the first direction. The first portion may overlap the scan line, and the second portion may overlap the first gate electrode in a plan view to form a storage capacitor.
    Type: Application
    Filed: June 14, 2023
    Publication date: October 12, 2023
    Applicant: Samsung Display Co., Ltd.
    Inventors: Chang Soo PYON, Ok-Kyung PARK, Se-Ho KIM
  • Patent number: 11765938
    Abstract: An organic light emitting diode display device includes: a substrate; a scan line configured to transfer a scan signal; a data line and a driving voltage line configured to transfer a data voltage and a driving voltage, respectively; a switching transistor including a switching drain electrode configured to output the data voltage; a driving transistor including a driving gate electrode connected with the switching drain electrode; a storage capacitor including a first storage electrode connected with the driving gate electrode and a second storage electrode connected with the driving voltage line; and an organic light emitting diode connected with a driving drain electrode of the driving transistor. The storage capacitor includes: a connector in which an edge of the second storage electrode is offset from an edge of the first storage electrode in a direction toward the center of the second storage electrode, and a storage compensator facing the connector.
    Type: Grant
    Filed: June 26, 2019
    Date of Patent: September 19, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventor: Chang Soo Pyon
  • Patent number: 11744124
    Abstract: A display device includes signal lines and pixels connected thereto. A first pixel includes a first transistor including a first gate electrode, a first channel region overlapping the first gate electrode, a first source region, and a second drain region facing the first source region, with the first channel region interposed between the first source region and the second drain region. A third transistor includes a third gate electrode, a third channel region overlapping the third gate electrode, a third drain region connected to the first gate electrode, and a third source region facing the third drain region with the third channel region interposed between the third source region and the third drain region. A shielding part overlaps a boundary between the third source region and the third channel region and does not overlap a boundary between the third drain region and the third channel region.
    Type: Grant
    Filed: August 8, 2022
    Date of Patent: August 29, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jun Won Choi, Dong Soo Kim, Hyun-Chol Bang, Chang Soo Pyon, Ji-Eun Lee
  • Patent number: 11741885
    Abstract: A display device includes a power supply to supply a first initialization power source to the pixels through a first initialization and to supply a second initialization power source to the pixels through a second power line.
    Type: Grant
    Filed: January 27, 2022
    Date of Patent: August 29, 2023
    Assignee: Samsung Display Co., LTD.
    Inventors: Kyong Hwan Oh, Jin Tae Jeong, Ji Hyun Ka, Won Kyu Kwak, Hyung Jun Park, Chang Soo Pyon, Ji Eun Lee, Hai Jung In, Won Mi Hwang
  • Patent number: 11705068
    Abstract: An organic light-emitting diode (OLED) display is disclosed. In one aspect, the OLED display includes a lower substrate including a display area and a non-display area surrounding the display area, wherein a plurality of pixels are formed in the display area. The OLED display also includes an embedded circuit formed in the configured to apply a plurality of signals to the pixels, and an initialization wiring formed in the non-display area and configured to apply an initialization voltage to each of the pixels. The initialization circuit is formed in a layer so as to at least partially overlap with the area of the embedded circuit.
    Type: Grant
    Filed: July 20, 2021
    Date of Patent: July 18, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Chang-Soo Pyon