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: 20250212630
    Abstract: A display device includes a substrate; a circuit layer on the substrate; and an element layer on the circuit layer, wherein the substrate includes a main area including a display area where emission areas are arranged and a non-display area around the display area, and a hole area, the main area being around the hole area, the element layer comprises light emitting elements respectively in the emission areas, and the circuit layer includes: emission pixel drivers arranged side by side along a first direction and a second direction and electrically connected to the light emitting elements, respectively; data lines extending in the second direction and configured to supply data signals to the emission pixel drivers; bridge lines extending in the first direction; and additional lines extending in the second direction and neighboring the data lines, the bridge lines include first dummy bridge lines facing the hole area.
    Type: Application
    Filed: September 19, 2024
    Publication date: June 26, 2025
    Inventors: Won Se LEE, Dong Hyeon JANG, Min Kyung PARK, Min Hee CHOI
  • Publication number: 20250176378
    Abstract: A display device includes a plurality of pixels disposed in a display area, a (1-1)-th constant voltage electrode disposed in a peripheral area, a (2-1)-th constant voltage electrode disposed in the peripheral area to be spaced apart from the (1-1)-th constant voltage electrode, a connection electrode electrically connecting the (1-1)-th constant voltage electrode and the (2-1)-th constant voltage electrode, and disposed on a layer different from the (1-1)-th constant voltage electrode and the (2-1)-th constant voltage electrode in a cross-sectional view, a (1-1)-th cladding layer covering at least a (1-1)-th side surface portion of the (1-1)-th constant voltage electrode facing the (2-1)-th constant voltage electrode, and a (1-2)-th constant voltage electrode disposed on an upper surface of the (1-1)-th cladding layer and directly contacting at least a portion of an upper surface of the (1-1)-th constant voltage electrode.
    Type: Application
    Filed: June 14, 2024
    Publication date: May 29, 2025
    Inventors: Dong Hyeon JANG, Min Kyung PARK, Seung Woo SUNG, Young Soo YOON, Bong Won LEE, Won Se LEE, Su Kyo JUNG, Seung Han JO, Min Hee CHOI, Sun Baek HONG
  • Publication number: 20250133946
    Abstract: According to the disclosure, a display device includes a substrate including a display area and a non-display area, outer pixels positioned in the display area and positioned in a first direction from an edge of the substrate, dummy holes positioned in the non-display area and positioned between the edge of the substrate and the outer pixels, and a dummy line positioned in the non-display area and extending in a second direction different from the first direction between the dummy holes. The dummy line is positioned between a first insulating layer and a second insulating layer, and the dummy holes pass through the first insulating layer and the second insulating layer.
    Type: Application
    Filed: April 2, 2024
    Publication date: April 24, 2025
    Inventors: Won Se LEE, Min Kyung PARK, Seung Woo SUNG, Dong Hyeon JANG, Su Kyo JUNG, Seung Han JO, Min Hee CHOI
  • 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: 20240334766
    Abstract: A display device includes: a substrate; a pixel electrode on the substrate; a bank on the pixel electrode, and defining an emission area; a first transistor connected to the pixel electrode; and a driving electrode connected to the first transistor, and including: a main electrode extended in a direction; and a sub-electrode branching off from the main electrode. At least one of the main electrode or the sub-electrode overlaps with the emission area to divide the emission area into at least two sub-emission areas in a plan view.
    Type: Application
    Filed: November 14, 2023
    Publication date: October 3, 2024
    Inventors: Won Se LEE, Su Jin LEE, Dong Hyeon JANG
  • Patent number: 12069914
    Abstract: An organic light emitting diode display includes a substrate, a semiconductor layer on the substrate, the semiconductor layer including a doped area and an undoped area, a first insulation layer that covers the semiconductor layer, a first conductor on the first insulation layer, a second insulation layer that covers the first conductor, a second conductor on the second insulation layer, a third insulation layer that covers the second conductor, and a third conductor on the third insulation layer, wherein, in the semiconductor layer that overlaps the first conductor, the doped area is between undoped areas.
    Type: Grant
    Filed: November 22, 2021
    Date of Patent: August 20, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sung Hwan Kim, Won Kyu Kwak, Sang Moo Choi, Ji-Hyun Ka, Chul Kyu Kang, Dong Wook Kim, Won Se Lee
  • 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
  • Publication number: 20240032356
    Abstract: A light emitting display device includes: a display panel including: a display area; and a first pixel and a second pixel at the display area; and an optical element on a rear surface of the second pixel. The second pixel includes: a photosensor area; and a shielding layer at the photosensor area, the shielding layer being transparent and conductive.
    Type: Application
    Filed: February 21, 2023
    Publication date: January 25, 2024
    Inventors: Yun-Kyeong IN, SEOYEONG KIM, Seung Woo SUNG, Jun Young JO, Won Se LEE, Ji-Eun 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: 11696476
    Abstract: A display device includes a display region and a non-display region. First lines are between the substrate and the first insulating layer in the non-display region. Second lines are on a first insulating layer in the non-display region and are alternately disposed with the first lines. A second insulating layer is over the second lines and has a surface unevenness formed by the first and second lines. Third lines are over the second insulating layer and intersect the first lines and the second lines. First insulating patterns are on the second insulating layer and serve to planarize the surface unevenness. The first insulating patterns are between at least adjacent third lines in a plan view.
    Type: Grant
    Filed: October 8, 2021
    Date of Patent: July 4, 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
  • Patent number: 11663954
    Abstract: A display device includes a substrate including a display area and a peripheral area disposed around the display area, a pad area disposed near an edge of the substrate, and a plurality of pads disposed in the pad area and arranged along the edge of the substrate. An end of a first pad, which is an outermost pad among the plurality of pads, is connected to a first end of a resistor. The first pad is disposed between the resistor and the edge of the substrate, and a second end of the resistor is connected to a wire.
    Type: Grant
    Filed: December 6, 2021
    Date of Patent: May 30, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Young-Soo Yoon, Yun-Kyeong In, Su Kyoung Kim, Won Se Lee, Dong Hyeon Jang, Yu-Jin Jeon, Hyun Ji Cha
  • Patent number: 11616116
    Abstract: A display device includes a display panel that has a display area displaying an image and a non-display area around the display area. The display panel includes: a substrate; a plurality of connection lines on the substrate in the non-display area and including a first connection line and a second connection line adjacent to each other; a first dummy line overlapping and disposed on the first connection line; and a second dummy line overlapping the second connection line and disposed between the substrate and the second connection line.
    Type: Grant
    Filed: July 2, 2020
    Date of Patent: March 28, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yu-Jin Jeon, Dae Suk Kim, Jun-Yong An, Won Se Lee, Dong Hyeon Jang
  • 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