Patents by Inventor Won-Se Lee

Won-Se Lee 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: 20260123208
    Abstract: An organic light emitting diode display includes a substrate, a scan line on the substrate for transferring a scan signal, a data line crossing the scan line and for transferring a data signal, a driving voltage line crossing the scan line and for transferring a driving voltage, a switching thin film transistor coupled to the scan line and the data line, a driving thin film transistor coupled to a switching drain electrode of the switching thin film transistor, and an organic light emitting diode (OLED) coupled to a driving drain electrode of the driving thin film transistor, wherein a driving semiconductor layer of the driving thin film transistor is bent and in a plane substantially parallel to the substrate.
    Type: Application
    Filed: December 31, 2024
    Publication date: April 30, 2026
    Inventors: Se-Ho Kim, Jin-Woo Park, Won-Se Lee
  • Publication number: 20260090104
    Abstract: A thin-film transistor (TFT) array substrate including: a first conductive layer selected from an active layer, a gate electrode, a source electrode, and a drain electrode of a TFT; a second conductive layer in a layer different from the first conductive layer; and a connection node coupling the first conductive layer to the second conductive layer. Here, the TFT array has a node contact hole formed by: a first contact hole in the first conductive layer; and a second contact hole in the second conductive layer, the second contact hole being integral with the first contact hole and not being separated from the first contact hole by an insulating layer, and at least a portion of the connection node is in the node contact hole.
    Type: Application
    Filed: November 21, 2025
    Publication date: March 26, 2026
    Inventor: Won-Se Lee
  • Patent number: 12543370
    Abstract: A thin-film transistor (TFT) array substrate including: a first conductive layer selected from an active layer, a gate electrode, a source electrode, and a drain electrode of a TFT; a second conductive layer in a layer different from the first conductive layer; and a connection node coupling the first conductive layer to the second conductive layer. Here, the TFT array has a node contact hole formed by: a first contact hole in the first conductive layer; and a second contact hole in the second conductive layer, the second contact hole being integral with the first contact hole and not being separated from the first contact hole by an insulating layer, and at least a portion of the connection node is in the node contact hole.
    Type: Grant
    Filed: February 28, 2022
    Date of Patent: February 3, 2026
    Assignee: Samsung Display Co., Ltd.
    Inventor: Won-Se Lee
  • Patent number: 12284880
    Abstract: A thin film transistor array substrate having a pixel arrangement structure includes a first sub-pixel for displaying a first color and a second sub-pixel for displaying a second color alternately located in a first column, and a third sub-pixel for displaying a third color in a second column adjacent to the first column, and via holes of the first through third sub-pixels in a same row are at different positions.
    Type: Grant
    Filed: October 6, 2023
    Date of Patent: April 22, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventor: Won-Se Lee
  • Publication number: 20250040349
    Abstract: A thin film transistor (TFT) array substrate includes: a substrate; a first insulation layer on the substrate; a capacitor including a lower electrode on the first insulation layer, and an upper electrode arranged to overlap with the whole lower electrode and having an opening, and the upper electrode is insulated from the lower electrode by a second insulation layer; an inter-layer insulation film covering the capacitor; a node contact hole in the inter-layer insulation film and the second insulation layer, and within the opening; and a connection node on the inter-layer insulation film and electrically coupling the lower electrode and at least one TFT to each other through the node contact hole.
    Type: Application
    Filed: October 11, 2024
    Publication date: January 30, 2025
    Inventors: Won-Se Lee, Won-Kyu Kwak, Se-Ho Kim
  • Patent number: 12213358
    Abstract: An organic light emitting diode display includes a substrate, a scan line on the substrate for transferring a scan signal, a data line crossing the scan line and for transferring a data signal, a driving voltage line crossing the scan line and for transferring a driving voltage, a switching thin film transistor coupled to the scan line and the data line, a driving thin film transistor coupled to a switching drain electrode of the switching thin film transistor, and an organic light emitting diode (OLED) coupled to a driving drain electrode of the driving thin film transistor, wherein a driving semiconductor layer of the driving thin film transistor is bent and in a plane substantially parallel to the substrate.
    Type: Grant
    Filed: February 6, 2023
    Date of Patent: January 28, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Se-Ho Kim, Jin-Woo Park, Won-Se Lee
  • Patent number: 12150345
    Abstract: A thin film transistor (TFT) array substrate includes: a substrate; a first insulation layer on the substrate; a capacitor including a lower electrode on the first insulation layer, and an upper electrode arranged to overlap with the whole lower electrode and having an opening, and the upper electrode is insulated from the lower electrode by a second insulation layer; an inter-layer insulation film covering the capacitor; a node contact hole in the inter-layer insulation film and the second insulation layer, and within the opening; and a connection node on the inter-layer insulation film and electrically coupling the lower electrode and at least one TFT to each other through the node contact hole.
    Type: Grant
    Filed: November 18, 2022
    Date of Patent: November 19, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Won-Se Lee, Won-Kyu Kwak, Se-Ho Kim
  • Publication number: 20240040854
    Abstract: A thin film transistor array substrate having a pixel arrangement structure includes a first sub-pixel for displaying a first color and a second sub-pixel for displaying a second color alternately located in a first column, and a third sub-pixel for displaying a third color in a second column adjacent to the first column, and via holes of the first through third sub-pixels in a same row are at different positions.
    Type: Application
    Filed: October 6, 2023
    Publication date: February 1, 2024
    Inventor: Won-Se Lee
  • Patent number: 11823631
    Abstract: A display device includes a display panel having a curved side or a polygonal side, the display panel including a plurality of pixels in a display region, a gate driver including a plurality of normal stages connected to each other for outputting gate signals to the pixels via a plurality of gate lines, and a plurality of dummy stages between some of the normal stages, and a data driver providing data signals to the pixels via a plurality of data lines.
    Type: Grant
    Filed: November 28, 2022
    Date of Patent: November 21, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jung-Bae Bae, So-Young Lee, Won-Se Lee
  • Patent number: 11818921
    Abstract: A thin film transistor array substrate having a pixel arrangement structure includes a first sub-pixel for displaying a first color and a second sub-pixel for displaying a second color alternately located in a first column, and a third sub-pixel for displaying a third color in a second column adjacent to the first column, and via holes of the first through third sub-pixels in a same row are at different positions.
    Type: Grant
    Filed: January 9, 2023
    Date of Patent: November 14, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventor: Won-Se Lee
  • Patent number: 11690266
    Abstract: An organic light emitting diode display includes a substrate, a scan line on the substrate for transferring a scan signal, a data line crossing the scan line and for transferring a data signal, a driving voltage line crossing the scan line and for transferring a driving voltage, a switching thin film transistor coupled to the scan line and the data line, a driving thin film transistor coupled to a switching drain electrode of the switching thin film transistor, and an organic light emitting diode (OLED) coupled to a driving drain electrode of the driving thin film transistor, wherein a driving semiconductor layer of the driving thin film transistor is bent and in a plane substantially parallel to the substrate.
    Type: Grant
    Filed: June 29, 2022
    Date of Patent: June 27, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Se-Ho Kim, Jin-Woo Park, Won-Se Lee
  • Publication number: 20230180559
    Abstract: An organic light emitting diode display includes a substrate, a scan line on the substrate for transferring a scan signal, a data line crossing the scan line and for transferring a data signal, a driving voltage line crossing the scan line and for transferring a driving voltage, a switching thin film transistor coupled to the scan line and the data line, a driving thin film transistor coupled to a switching drain electrode of the switching thin film transistor, and an organic light emitting diode (OLED) coupled to a driving drain electrode of the driving thin film transistor, wherein a driving semiconductor layer of the driving thin film transistor is bent and in a plane substantially parallel to the substrate.
    Type: Application
    Filed: February 6, 2023
    Publication date: June 8, 2023
    Inventors: Se-Ho Kim, Jin-Woo Park, Won-Se Lee
  • Publication number: 20230087915
    Abstract: A display device includes a display panel having a curved side or a polygonal side, the display panel including a plurality of pixels in a display region, a gate driver including a plurality of normal stages connected to each other for outputting gate signals to the pixels via a plurality of gate lines, and a plurality of dummy stages between some of the normal stages, and a data driver providing data signals to the pixels via a plurality of data lines.
    Type: Application
    Filed: November 28, 2022
    Publication date: March 23, 2023
    Inventors: Jung-Bae Bae, So-Young Lee, Won-Se Lee
  • Publication number: 20230078000
    Abstract: A thin film transistor (TFT) array substrate includes: a substrate; a first insulation layer on the substrate; a capacitor including a lower electrode on the first insulation layer, and an upper electrode arranged to overlap with the whole lower electrode and having an opening, and the upper electrode is insulated from the lower electrode by a second insulation layer; an inter-layer insulation film covering the capacitor; a node contact hole in the inter-layer insulation film and the second insulation layer, and within the opening; and a connection node on the inter-layer insulation film and electrically coupling the lower electrode and at least one TFT to each other through the node contact hole.
    Type: Application
    Filed: November 18, 2022
    Publication date: March 16, 2023
    Inventors: Won-Se Lee, Won-Kyu Kwak, Se-Ho Kim
  • Patent number: 11605688
    Abstract: A thin film transistor (TFT) array substrate includes: a substrate; a first insulation layer on the substrate; a capacitor including a lower electrode on the first insulation layer, and an upper electrode arranged to overlap with the whole lower electrode and having an opening, and the upper electrode is insulated from the lower electrode by a second insulation layer; an inter-layer insulation film covering the capacitor; a node contact hole in the inter-layer insulation film and the second insulation layer, and within the opening; and a connection node on the inter-layer insulation film and electrically coupling the lower electrode and at least one TFT to each other through the node contact hole.
    Type: Grant
    Filed: May 26, 2020
    Date of Patent: March 14, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Won-Se Lee, Won-Kyu Kwak, Se-Ho Kim
  • Patent number: 11574969
    Abstract: A thin film transistor array substrate having a pixel arrangement structure includes a first sub-pixel for displaying a first color and a second sub-pixel for displaying a second color alternately located in a first column, and a third sub-pixel for displaying a third color in a second column adjacent to the first column, and via holes of the first through third sub-pixels in a same row are at different positions.
    Type: Grant
    Filed: January 14, 2021
    Date of Patent: February 7, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventor: Won-Se Lee
  • Patent number: 11574990
    Abstract: An organic light emitting diode display includes a substrate, a scan line on the substrate for transferring a scan signal, a data line crossing the scan line and for transferring a data signal, a driving voltage line crossing the scan line and for transferring a driving voltage, a switching thin film transistor coupled to the scan line and the data line, a driving thin film transistor coupled to a switching drain electrode of the switching thin film transistor, and an organic light emitting diode (OLED) coupled to a driving drain electrode of the driving thin film transistor, wherein a driving semiconductor layer of the driving thin film transistor is bent and in a plane substantially parallel to the substrate.
    Type: Grant
    Filed: June 29, 2022
    Date of Patent: February 7, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Se-Ho Kim, Jin-Woo Park, Won-Se Lee
  • Patent number: 11574991
    Abstract: An organic light emitting diode display includes a substrate, a scan line on the substrate for transferring a scan signal, a data line crossing the scan line and for transferring a data signal, a driving voltage line crossing the scan line and for transferring a driving voltage, a switching thin film transistor coupled to the scan line and the data line, a driving thin film transistor coupled to a switching drain electrode of the switching thin film transistor, and an organic light emitting diode (OLED) coupled to a driving drain electrode of the driving thin film transistor, wherein a driving semiconductor layer of the driving thin film transistor is bent and in a plane substantially parallel to the substrate.
    Type: Grant
    Filed: July 22, 2022
    Date of Patent: February 7, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Se-Ho Kim, Jin-Woo Park, Won-Se Lee
  • Patent number: 11574989
    Abstract: An organic light emitting diode display includes a substrate, a scan line on the substrate for transferring a scan signal, a data line crossing the scan line and for transferring a data signal, a driving voltage line crossing the scan line and for transferring a driving voltage, a switching thin film transistor coupled to the scan line and the data line, a driving thin film transistor coupled to a switching drain electrode of the switching thin film transistor, and an organic light emitting diode (OLED) coupled to a driving drain electrode of the driving thin film transistor, wherein a driving semiconductor layer of the driving thin film transistor is bent and in a plane substantially parallel to the substrate.
    Type: Grant
    Filed: June 29, 2022
    Date of Patent: February 7, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Se-Ho Kim, Jin-Woo Park, Won-Se Lee
  • Patent number: 11574988
    Abstract: An organic light emitting diode display includes a substrate, a scan line on the substrate for transferring a scan signal, a data line crossing the scan line and for transferring a data signal, a driving voltage line crossing the scan line and for transferring a driving voltage, a switching thin film transistor coupled to the scan line and the data line, a driving thin film transistor coupled to a switching drain electrode of the switching thin film transistor, and an organic light emitting diode (OLED) coupled to a driving drain electrode of the driving thin film transistor, wherein a driving semiconductor layer of the driving thin film transistor is bent and in a plane substantially parallel to the substrate.
    Type: Grant
    Filed: April 19, 2021
    Date of Patent: February 7, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Se-Ho Kim, Jin-Woo Park, Won-Se Lee