Patents by Inventor Ji-seon Lee

Ji-seon 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).

  • 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
  • Publication number: 20210134934
    Abstract: A display device including: a substrate; an active layer, and including channel and conductive regions; a first conductive layer including a driving gate electrode and a scan line in a first direction; a second conductive layer including a storage line; a third conductive layer including a first connecting member above the storage line; an insulating layer between the storage line and the first connecting member; and a data line and a driving voltage line crossing the scan line in a second direction, wherein the first connecting member electrically connects the driving gate electrode and a conductive region, the driving voltage line overlaps the first connecting member, the insulating layer includes first and second sub-insulating layers, and an edge of the second sub-insulating layer substantially overlaps an edge of the first connecting member in a thickness direction of the display device.
    Type: Application
    Filed: January 7, 2021
    Publication date: May 6, 2021
    Applicant: Samsung Display Co., LTD.
    Inventors: Jin Sung AN, Young Woo PARK, Se Wan SON, Moo Soon KO, Jeong-Soo LEE, Ji Seon LEE, Deuk Myung JI
  • 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
  • Patent number: 10916620
    Abstract: A display device including: a substrate; an active layer, and including channel and conductive regions and; a first conductive layer including a driving gate electrode and a scan line in a first direction; a second conductive layer including a storage line; a third conductive layer including a first connecting member above the storage line; an insulating layer between the storage line and the first connecting member; and a data line and a driving voltage line crossing the scan line in a second direction, wherein the first connecting member electrically connects the driving gate electrode and a conductive region, the driving voltage line overlaps the first connecting member, the insulating layer includes first and second sub-insulating layers, and an edge of the second sub-insulating layer substantially overlaps an edge of the first connecting member in a thickness direction of the display device.
    Type: Grant
    Filed: February 24, 2020
    Date of Patent: February 9, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jin Sung An, Young Woo Park, Se Wan Son, Moo Soon Ko, Jeong-Soo Lee, Ji Seon Lee, Deuk Myung Ji
  • Publication number: 20200381504
    Abstract: A display device including: a substrate; an active layer, and including channel and conductive regions and; a first conductive layer including a driving gate electrode and a scan line in a first direction; a second conductive layer including a storage line; a third conductive layer including a first connecting member above the storage line; an insulating layer between the storage line and the first connecting member; and a data line and a driving voltage line crossing the scan line in a second direction, wherein the first connecting member electrically connects the driving gate electrode and a conductive region, the driving voltage line overlaps the first connecting member, the insulating layer includes first and second sub-insulating layers, and an edge of the second sub-insulating layer substantially overlaps an edge of the first connecting member in a thickness direction of the display device.
    Type: Application
    Filed: February 24, 2020
    Publication date: December 3, 2020
    Applicant: Samsung Display Co., LTD.
    Inventors: Jin Sung AN, Young Woo PARK, Se Wan SON, Moo Soon KO, 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
  • Publication number: 20200185549
    Abstract: A composition for solar cell electrodes, a solar cell electrode, and a method of manufacturing a solar cell, the composition including a conductive powder; a glass frit; and an organic vehicle, wherein the conductive powder includes a first silver powder having a cross-sectional particle porosity of about 0.1% to about 6%.
    Type: Application
    Filed: September 18, 2019
    Publication date: June 11, 2020
    Inventors: Sang Hee PARK, Ji Seon LEE, Sung Bin CHO, Min Soo PARK
  • 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: 20200123045
    Abstract: A composition for electrodes of solar cells that include a nano-textured substrate and a solar cell including the electrode, the composition including a conductive powder; a glass frit; and an organic vehicle, wherein, when a particle size distribution curve is plotted in a graph with particle size of the conductive powder on the x-axis and fraction of conductive powder particles of corresponding diameter on the y-axis, the conductive powder satisfies Equations 1, 2, and 3.
    Type: Application
    Filed: July 15, 2019
    Publication date: April 23, 2020
    Inventors: Sang Hee PARK, Ji Seon LEE, Sung Bin CHO
  • 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
  • Patent number: 10570054
    Abstract: A composition for solar cell electrodes includes a conductive powder, a glass frit, and an organic vehicle. The glass frit contains about 20 mol % to about 40 mol % of an alkali metal, about 20 mol % to about 30 mol % of zinc (Zn), and about 7 mol % to about 20 mol % of magnesium (Mg) in terms of oxide content.
    Type: Grant
    Filed: April 19, 2018
    Date of Patent: February 25, 2020
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Ryun Min Heo, Young Kwon Koo, Sang Hoon Yoo, Jung Chul Lee, Ye Jin Kim, Chul Kyu Kim, Sung Eun 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: 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