Patents by Inventor Wang-Woo Lee

Wang-Woo 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: 20210225960
    Abstract: A display device comprises a substrate including display and peripheral areas, a semiconductor element, a pixel structure, and a plurality of dummy patterns. The semiconductor element is disposed in the display area on the substrate, and the pixel structure is disposed on the semiconductor element. The dummy patterns which have stacked structure are disposed in the peripheral area on the substrate, and contain a material identical to a material constituting the semiconductor element. The dummy patterns are arranged in a grid shape in different layers, and each of the dummy patterns includes a central portion and an edge portion surrounding the central portion. The edge portions of dummy patterns which are adjacent to each other in the different layers among the dummy patterns are overlapped each other in a direction from the substrate to the pixel structure.
    Type: Application
    Filed: August 24, 2020
    Publication date: July 22, 2021
    Inventors: Sewan SON, Moo Soon KO, Ji Ryun PARK, Jin Sung AN, Min Woo WOO, Seong Jun LEE, Wang Woo LEE, Jeong-Soo LEE, Ji Seon LEE, Deuk Myung JI
  • Patent number: 11023063
    Abstract: A touch sensor includes: a plurality of sensor pixels; a sensor scan driver for supplying sensor scan signals to the sensor pixels through sensor scan lines; a power supply unit for supplying common voltages to the sensor pixels through common lines; and a read-out circuit connected to the sensor pixels through the common lines, the read-out circuit configured to sense a touch by using an output signal output through the common lines, wherein two sensor pixels adjacent to each other among the sensor pixels share one common line.
    Type: Grant
    Filed: December 2, 2019
    Date of Patent: June 1, 2021
    Inventors: Se Wan Son, Moo Soon Ko, Jung Hwa Kim, Jin Sung An, Seong Jun Lee, Wang Woo Lee, Ji Seon Lee
  • Patent number: 10957756
    Abstract: A display device includes a substrate, a semiconductor layer on the substrate, a first insulating layer on the semiconductor layer, a first conductive layer on the semiconductor layer, a second insulating layer on the first conductive layer, a first contact hole penetrating the first insulating layer and the second insulating layer, a second conductive layer on the second insulating layer, connected to the semiconductor layer through the first contact hole, and including a hydrogen barrier material, and a third insulating layer on the second conductive layer.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: March 23, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Wang Woo Lee, Moo Soon Ko, Hyeon Sik Kim, Young Woo Park, Se Wan Son, Jin Sung An, Min Woo Woo, Seong Jun Lee, Jeong Soo Lee, Ji Seon Lee, Deuk Myung Ji
  • Publication number: 20200366813
    Abstract: A display device includes a substrate and an active pattern positioned above the substrate and including a plurality of channel regions and a plurality of conductive regions. The display device includes a plurality of scan lines extending substantially in a first direction. The display device includes a data line and a driving voltage line crossing the plurality of scan lines. The display device includes a first transistor including a first channel region among the plurality of channel regions and a first gate electrode. The display device includes a first connector electrically connecting the first gate electrode of the first transistor and a first conductive region among the plurality of conductive regions to each other. The driving voltage line overlaps at least a portion of the first connector along a direction orthogonal to an upper surface of the substrate.
    Type: Application
    Filed: August 3, 2020
    Publication date: November 19, 2020
    Inventors: SE WAN SON, WANG WOO LEE, MOO SOON KO, JUNG HWA KIM, JIN SUNG AN, JI SEON LEE
  • Patent number: 10784316
    Abstract: A display device includes a substrate including a display area and a non-display area. First, second, and third insulating layers are sequentially disposed on the substrate. Pixels are disposed in the display area. Each of the pixels including a transistor and a light emitting element connected to the transistor. A data line is disposed in the display area. The data line is configured to supply a data signal to each of the plurality of pixels. A wiring portion is disposed in the non-display area. The wiring portion includes a connecting line connected to the data line and a fan-out line connected to the connecting line. A dummy pattern is disposed in the non-display area. The dummy pattern at least partially overlaps the wiring portion.
    Type: Grant
    Filed: October 1, 2018
    Date of Patent: September 22, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ji Seon Lee, Moo Soon Ko, Young Woo Park, Se Wan Son, Jin Sung An, Min Woo Woo, Ju Won Yoon, Wang Woo Lee, Jeong Soo Lee, Deuk Myung Ji
  • Patent number: 10735629
    Abstract: A display device includes a substrate and an active pattern positioned above the substrate and including a plurality of channel regions and a plurality of conductive regions. The display device includes a plurality of scan lines extending substantially in a first direction. The display device includes a data line and a driving voltage line crossing the plurality of scan lines. The display device includes a first transistor including a first channel region among the plurality of channel regions and a first gate electrode. The display device includes a first connector electrically connecting the first gate electrode of the first transistor and a first conductive region among the plurality of conductive regions to each other. The driving voltage line overlaps at least a portion of the first connector along a direction orthogonal to an upper surface of the substrate.
    Type: Grant
    Filed: December 14, 2017
    Date of Patent: August 4, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Se Wan Son, Wang Woo Lee, Moo Soon Ko, Jung Hwa Kim, Jin Sung An, Ji Seon Lee
  • Publication number: 20200235176
    Abstract: A display device includes: a substrate that includes a first area and a second area; a plurality of pixels included in the first area; and a dummy pattern included in the second area, wherein a size of the dummy pattern is smaller than a pixel area corresponding to a first pixel among the plurality of pixels, a ratio of an area occupied by a pixel pattern of the first pixel with respect to the pixel area is a first value, a ratio of an area occupied by the dummy pattern with respect to a dummy area is a second value that is greater than the first value, and the dummy area and the pixel area have the same size as each other.
    Type: Application
    Filed: April 8, 2020
    Publication date: July 23, 2020
    Inventors: Ji Seon LEE, Moo Soon KO, Se Wan SON, Jin Sung AN, Seong Jun LEE, Wang Woo LEE
  • Publication number: 20200203442
    Abstract: A display panel includes: an active area and a peripheral area adjacent to the active area, wherein the active area includes a display area including a plurality of emitting pixels and a non-display area including a plurality of non-emitting pixels, an emitting pixel of the plurality of emitting pixels includes a light-emitting element, and a non-emitting pixel of the non-emitting pixels does not include any light-emitting element or includes a pseudo-light-emitting element that is not capable of emitting light.
    Type: Application
    Filed: March 2, 2020
    Publication date: June 25, 2020
    Inventors: Jin Sung AN, Seung Woo SUNG, Se Wan SON, Wang Woo LEE, Ji Seon LEE
  • Patent number: 10672844
    Abstract: An organic light emitting diode display includes a substrate, a first electrode, a second electrode, an organic emission layer positioned between the first electrode and the second electrode, a driving voltage line, a dummy electrode. The dummy electrode is positioned at the same layer as the first electrode.
    Type: Grant
    Filed: January 9, 2018
    Date of Patent: June 2, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jung Hwa Kim, Moo Soon Ko, Se Wan Son, Jin Sung An, Wang Woo Lee, Ji Seon Lee
  • Patent number: 10651243
    Abstract: A display device includes: a substrate that includes a first area and a second area; a plurality of pixels included in the first area; and a dummy pattern included in the second area, wherein a size of the dummy pattern is smaller than a pixel area corresponding to a first pixel among the plurality of pixels, a ratio of an area occupied by a pixel pattern of the first pixel with respect to the pixel area is a first value, a ratio of an area occupied by the dummy pattern with respect to a dummy area is a second value that is greater than the first value, and the dummy area and the pixel area have the same size as each other.
    Type: Grant
    Filed: September 18, 2018
    Date of Patent: May 12, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ji Seon Lee, Moo Soon Ko, Se Wan Son, Jin Sung An, Seong Jun Lee, Wang Woo Lee
  • Publication number: 20200104002
    Abstract: A touch sensor includes: a plurality of sensor pixels; a sensor scan driver for supplying sensor scan signals to the sensor pixels through sensor scan lines; a power supply unit for supplying common voltages to the sensor pixels through common lines; and a read-out circuit connected to the sensor pixels through the common lines, the read-out circuit configured to sense a touch by using an output signal output through the common lines, wherein two sensor pixels adjacent to each other among the sensor pixels share one common line.
    Type: Application
    Filed: December 2, 2019
    Publication date: April 2, 2020
    Inventors: Se Wan SON, Moo Soon KO, Jung Hwa KIM, Jin Sung AN, Seong Jun LEE, Wang Woo LEE, Ji Seon LEE
  • Patent number: 10580835
    Abstract: A display panel includes: an active area and a peripheral area adjacent to the active area, wherein the active area includes a display area including a plurality of emitting pixels and a non-display area including a plurality of non-emitting pixels, an emitting pixel of the plurality of emitting pixels includes a light-emitting element, and a non-emitting pixel of the non-emitting pixels does not include any light-emitting element or includes a pseudo-light-emitting element that is not capable of emitting light.
    Type: Grant
    Filed: September 7, 2018
    Date of Patent: March 3, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin Sung An, Seung Woo Sung, Se Wan Son, Wang Woo Lee, Ji Seon Lee
  • Publication number: 20200058723
    Abstract: A display device includes a substrate, a semiconductor layer on the substrate, a first insulating layer on the semiconductor layer, a first conductive layer on the semiconductor layer, a second insulating layer on the first conductive layer, a first contact hole penetrating the first insulating layer and the second insulating layer, a second conductive layer on the second insulating layer, connected to the semiconductor layer through the first contact hole, and including a hydrogen barrier material, and a third insulating layer on the second conductive layer.
    Type: Application
    Filed: March 28, 2019
    Publication date: February 20, 2020
    Inventors: Wang Woo LEE, Moo Soon KO, Hyeon Sik KIM, Young Woo PARK, Se Wan SON, Jin Sung AN, Min Woo WOO, Seong Jun LEE, Jeong Soo LEE, Ji Seon LEE, Deuk Myung JI
  • Patent number: 10529788
    Abstract: A pattern structure for a display device includes a substrate, a protrusion pattern on the substrate, a first conductive pattern covering an upper surface of the protrusion pattern, an interlayer insulating layer on the first conductive pattern and including a contact hole, and a second conductive pattern on the interlayer insulating layer and connected to the first conductive pattern. The contact hole overlaps the protrusion pattern and the first conductive pattern.
    Type: Grant
    Filed: April 4, 2018
    Date of Patent: January 7, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Se Wan Son, Jung Hwa Kim, Jin Sung An, Wang Woo Lee, Ji Seon Lee, Moo Soon Ko
  • Publication number: 20200006455
    Abstract: Disclosed herein is an organic light emitting diode display, including a substrate, a first thin film transistor including a first active pattern on the substrate and a first gate electrode on the first active pattern, a data wire on the first gate electrode, a first interlayer insulating layer between the first gate electrode and the data wire, a second interlayer insulating layer positioned the first interlayer insulating layer and the data wire, and an organic light emitting diode positioned on the data wire and connected to the first active pattern.
    Type: Application
    Filed: September 11, 2019
    Publication date: January 2, 2020
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Young Woo PARK, Wang Woo LEE
  • Publication number: 20190386078
    Abstract: A display device includes a substrate, a switching transistor and a driving transistor positioned on the substrate, a first electrode connected to the driving transistor, a second electrode positioned on the first electrode, and a pixel definition layer positioned between the first electrode and the second electrode, where the pixel definition layer includes a first portion, and a second portion having a thickness less than that of the first portion, where a pixel opening defined in the pixel definition layer is enclosed by the first portion, and the second portion overlaps the first electrode and the second electrode.
    Type: Application
    Filed: August 30, 2019
    Publication date: December 19, 2019
    Inventors: Jin Sung AN, Jung Hwa KIM, Se Wan SON, Wang Woo LEE, Ji Seon LEE, Moo Soon KO
  • Patent number: 10496206
    Abstract: A touch sensor includes: a plurality of sensor pixels; a sensor scan driver for supplying sensor scan signals to the sensor pixels through sensor scan lines; a power supply unit for supplying common voltages to the sensor pixels through common lines; and a read-out circuit connected to the sensor pixels through the common lines, the read-out circuit configured to sense a touch by using an output signal output through the common lines, wherein two sensor pixels adjacent to each other among the sensor pixels share one common line.
    Type: Grant
    Filed: May 18, 2018
    Date of Patent: December 3, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Se Wan Son, Moo Soon Ko, Jung Hwa Kim, Jin Sung An, Seong Jun Lee, Wang Woo Lee, Ji Seon Lee
  • Patent number: 10453905
    Abstract: A display device includes a substrate, a switching transistor and a driving transistor positioned on the substrate, a first electrode connected to the driving transistor, a second electrode positioned on the first electrode, and a pixel definition layer positioned between the first electrode and the second electrode, where the pixel definition layer includes a first portion, and a second portion having a thickness less than that of the first portion, where a pixel opening defined in the pixel definition layer is enclosed by the first portion, and the second portion overlaps the first electrode and the second electrode.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: October 22, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jin Sung An, Jung Hwa Kim, Se Wan Son, Wang Woo Lee, Ji Seon Lee, Moo Soon Ko
  • Patent number: 10453908
    Abstract: Disclosed herein is an organic light emitting diode display, including a substrate, a first thin film transistor including a first active pattern on the substrate and a first gate electrode on the first active pattern, a data wire on the first gate electrode, a first interlayer insulating layer between the first gate electrode and the data wire, a second interlayer insulating layer positioned the first interlayer insulating layer and the data wire, and an organic light emitting diode positioned on the data wire and connected to the first active pattern.
    Type: Grant
    Filed: July 8, 2015
    Date of Patent: October 22, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Young Woo Park, Wang Woo Lee
  • Publication number: 20190267433
    Abstract: A display panel includes: an active area and a peripheral area adjacent to the active area, wherein the active area includes a display area including a plurality of emitting pixels and a non-display area including a plurality of non-emitting pixels, an emitting pixel of the plurality of emitting pixels includes a light-emitting element, and a non-emitting pixel of the non-emitting pixels does not include any light-emitting element or includes a pseudo-light-emitting element that is not capable of emitting light.
    Type: Application
    Filed: September 7, 2018
    Publication date: August 29, 2019
    Inventors: Jin Sung AN, Seung Woo SUNG, Se Wan SON, Wang Woo LEE, Ji Seon LEE