Patents by Inventor Kap Soo Yoon

Kap Soo Yoon 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: 12259602
    Abstract: A liquid crystal display includes a first substrate including: a display area including a plurality of pixels on the first substrate, a non-display area which is disposed on an outside of the display area and in which a dummy wire is disposed on the first substrate, and an image input hole which is defined therein in the non-display area and in which an image input device is disposed, a second substrate facing the first substrate and including a display area and a non-display area corresponding to those of the first substrate, a liquid crystal layer interposed between the first and second substrates, and a sealant which is in the non-display area of the first and second substrates and seals the liquid crystal layer between the first and second substrates. The dummy wire is disposed near the image input hole.
    Type: Grant
    Filed: June 13, 2023
    Date of Patent: March 25, 2025
    Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Tae Hee Lee, Hyoung Joon Kim, Hyo Jin Kim, Kap Soo Yoon, Jeong Uk Heo, Ji Yun Hong
  • Patent number: 12245487
    Abstract: A display panel includes: a window including a display area, and a non-display area adjacent to the display area; a color filter layer on the window; a circuit element layer including: a low refractive index layer covering the color filter layer; and a transistor on the low refractive index layer; a light control layer including: division partition walls on the circuit element layer; and a light control pattern between the division partition walls, and including quantum dots; and a display element layer on the light control layer, and including: a first electrode; a second electrode on the first electrode; and an emission layer between the first electrode and the second electrode and to generate light. The light passes through the light control layer, the circuit element layer, and the color filter layer to be transmitted to the window.
    Type: Grant
    Filed: February 15, 2022
    Date of Patent: March 4, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Youngmin Kim, Shin Tack Kang, Yujin Kim, Haeil Park, Hajin Song, Kap Soo Yoon
  • Publication number: 20240431161
    Abstract: A display device is provided. The display device comprises a first voltage line, a data line, a first capacitor electrode, a buffer layer disposed on the first voltage line, a second capacitor electrode disposed on the first capacitor electrode to overlap the first capacitor electrode in a plan view, a first transistor disposed on the buffer layer and connected to the data line, an interlayer insulating layer disposed on the second capacitor electrode, and a first connection pattern disposed on the interlayer insulating layer and connected to the second capacitor electrode and the first transistor, wherein the first connection pattern is connected to the second capacitor electrode through a contact hole formed through the interlayer insulating layer and connected to the first transistor through a contact hole formed through the interlayer insulating layer, and the first capacitor electrode overlaps the first connection pattern.
    Type: Application
    Filed: December 28, 2023
    Publication date: December 26, 2024
    Inventors: Jong In KIM, Hyun Seong KANG, Yoo Mi RA, Seung Sok SON, Kap Soo YOON, Keum Hee LEE, Doo Young LEE, Seong Young LEE, Woo Geun LEE, Ji Yun HONG
  • Publication number: 20240324320
    Abstract: A method for fabricating a display device includes providing a substrate into a chamber; forming an active material layer on the substrate by a plurality of deposition processes in the chamber; forming an active layer by patterning the active material layer: forming a transistor including a gate electrode overlapping the active layer; and forming a pixel electrode on the transistor, at least two deposition processes among the plurality of deposition processes are performed by applying different magnitudes of power, respectively.
    Type: Application
    Filed: November 22, 2023
    Publication date: September 26, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: Ki Won KIM, Jeong Ju PARK, Seung Sok SON, Kap Soo YOON, Woo Geun LEE, Ji Yun HONG
  • Publication number: 20240260390
    Abstract: A display device comprises: a first auxiliary electrode, a second auxiliary electrode, an interlayer insulating layer exposing at least a portion of the second auxiliary electrode, and defining a first through-hole including a first side area and a second side area, a third auxiliary electrode, a passivation layer disposed on the third auxiliary electrode, exposing at least a portion of the third auxiliary electrode, and including a second through-hole including a first side area and a second side area, a pixel defining layer including a third through-hole.
    Type: Application
    Filed: November 17, 2023
    Publication date: August 1, 2024
    Inventors: KEUMHEE LEE, DONGHAN KANG, JEEHOON KIM, SUNGGWON MOON, SEUNGSOK SON, SHINHYUK YANG, KAP SOO YOON, WOOGEUN LEE
  • Publication number: 20240234662
    Abstract: A display device includes: a substrate; a first conductive layer on the substrate and including a lower conductive pattern and a capacitor conductive pattern spaced apart from the lower conductive pattern in a plan view; an active layer on the first conductive layer, partially overlapping the lower conductive pattern and the capacitor conductive pattern in the plan view, and including a driving active pattern defining a storage capacitor together with the capacitor conductive pattern; a second conductive layer on the active layer, partially overlapping the lower conductive pattern and the driving active pattern in the plan view, and including a control pattern defining a driving transistor together with the driving active pattern; and a third conductive layer on the second conductive layer and including an anode electrode partially overlapping the lower conductive pattern in the plan view.
    Type: Application
    Filed: August 21, 2023
    Publication date: July 11, 2024
    Inventors: JAEHYUN LEE, WOOGEUN LEE, KAP SOO YOON, HYUNGJIN SONG, JUNG KYOUNG CHO, SEUNG-HA CHOI
  • Patent number: 11980083
    Abstract: A method of manufacturing a thin film transistor includes: forming an active pattern on a substrate; forming an insulating layer and a gate electrode layer on the active pattern in order; forming a photoresist pattern on the gate electrode layer; forming a preliminary gate electrode by wet etching the gate electrode layer using the photoresist pattern; forming an insulating pattern by dry etching the insulating layer using the photoresist pattern and the preliminary gate electrode; and forming a gate electrode by wet etching a side surface of the preliminary gate electrode using the photoresist pattern.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: May 7, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Keum Hee Lee, Joongeol Kim, Kap Soo Yoon, Woo Geun Lee, Seung-Ha Choi, Jiyun Hong
  • Patent number: 11948947
    Abstract: A display device includes pixel circuits disposed in a display area and a driving circuit disposed in the peripheral area. The driving circuit includes a first transistor and each pixel circuit includes a second transistor. The first transistor includes a first active pattern disposed on the substrate, a first gate insulation layer having a first outer portion disposed on the first active pattern, and a first gate electrode disposed on the first gate insulation layer. The second transistor includes a second active pattern disposed on the substrate, a second gate insulation layer having a second outer portion disposed on the second active pattern, and a second gate electrode disposed on the second gate insulation layer. The first outer portion doesn't overlap the first gate electrode and has a first width. The second outer portion doesn't overlap the second gate electrode and has a second width smaller than the first width.
    Type: Grant
    Filed: June 9, 2020
    Date of Patent: April 2, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kwang Soo Lee, Hyun Kim, Kap Soo Yoon, Su Jung Jung
  • Patent number: 11943976
    Abstract: A display device includes a substrate, a first conductive layer on the substrate, the first conductive layer including a data signal line, a first insulating layer on the first conductive layer, a semiconductor layer on the first insulating layer, the semiconductor layer including a first semiconductor pattern, a second insulating layer on the semiconductor layer, and a second conductive layer on the second insulating layer, the second conductive layer including a gate electrode disposed to overlap the first semiconductor pattern, a transistor first electrode disposed to overlap a part of the first semiconductor pattern, wherein the transistor first electrode is electrically connected to the data signal line through a contact hole that penetrates the first and second insulating layers, and a transistor second electrode disposed to overlap another part of the first semiconductor pattern.
    Type: Grant
    Filed: June 4, 2020
    Date of Patent: March 26, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung Sok Son, Woo Geun Lee, Seul Ki Kim, Kap Soo Yoon, Hyun Woong Baek, Jae Hyun Lee, Su Jung Jung, Jung Kyoung Cho, Seung Ha Choi, June Whan Choi
  • Publication number: 20240065045
    Abstract: A display panel includes a base substrate, a transistor disposed on the base substrate and including a semiconductor pattern including a source area, a drain area, and an active area, a gate insulating pattern layer disposed on the semiconductor pattern, and a gate electrode disposed on the gate insulating pattern, and connection electrodes disposed on the gate insulating pattern layer and connected to the semiconductor pattern through contact holes, respectively. The gate insulating pattern layer includes a first portion overlapping at least one of the source area and the drain area and a second portion extending from the first portion. A thickness of the first portion is equal to or smaller than about 50% of a thickness of the second portion.
    Type: Application
    Filed: March 22, 2023
    Publication date: February 22, 2024
    Inventors: HYUN KIM, SHOYEON KIM, SEUL-KI KIM, KAP SOO YOON, JAEHYUN LEE, SEUNG-HA CHOI
  • Publication number: 20240016011
    Abstract: A display device includes a first base portion, a first conductive layer comprising a lower light blocking layer on the first base portion, and a lower wiring spaced apart from the lower light blocking layer, a buffer layer disposed on the first conductive layer, a semiconductor layer disposed on the first buffer layer and comprising a first area, a second area on one side of the first area, and a third area on the other side of the first area, a gate insulating layer on the semiconductor layer, and a second conductive layer comprising a gate electrode overlapping the first area on the gate insulating layer, wherein conductivity of each of the first area and the second area is higher than conductivity of the first area, the third area is electrically connected to the lower wiring, and the second area is directly connected to the lower light blocking layer.
    Type: Application
    Filed: March 8, 2023
    Publication date: January 11, 2024
    Inventors: Kwang Soo LEE, Sho Yeon KIM, Hyun KIM, Kap Soo YOON, Woo Geun LEE, Seung Ha CHOI
  • Publication number: 20240016002
    Abstract: A display device includes a base substrate, a circuit layer including a transistor including a gate electrode, an auxiliary conductive layer, a first insulating layer disposed on the transistor and the auxiliary conductive layer, and a second insulating layer disposed on the first insulating layer, and a display element layer including a pixel defining layer disposed on the circuit layer and a light-emitting element including a first electrode, a functional layer, and a second electrode, which are sequentially stacked.
    Type: Application
    Filed: May 16, 2023
    Publication date: January 11, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: HYUN KIM, SEUL-KI KIM, SEUNG-HA CHOI, KAP SOO YOON, WOOGEUN LEE, YEEUN KANG, JUNG KYOUNG CHO
  • Patent number: 11825712
    Abstract: An organic light emitting diode display includes a substrate including a display area and a pad area, a first thin film transistor disposed on the display area, an organic light emitting diode connected to the first thin film transistor, a pad electrode disposed on the pad area and a pad contact electrode disposed on an upper portion of the pad electrode and electrically connected to the pad electrode. The organic light emitting diode includes an anode, an organic emission layer, and a cathode. The anode includes a lower layer, an intermediate layer, and an upper layer. The pad contact electrode is formed of a material of the lower layer of the anode.
    Type: Grant
    Filed: August 26, 2021
    Date of Patent: November 21, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kap Soo Yoon, Chan Woo Yang, June Whan Choi
  • Publication number: 20230324722
    Abstract: A liquid crystal display includes a first substrate including: a display area including a plurality of pixels on the first substrate, a non-display area which is disposed on an outside of the display area and in which a dummy wire is disposed on the first substrate, and an image input hole which is defined therein in the non-display area and in which an image input device is disposed, a second substrate facing the first substrate and including a display area and a non-display area corresponding to those of the first substrate, a liquid crystal layer interposed between the first and second substrates, and a sealant which is in the non-display area of the first and second substrates and seals the liquid crystal layer between the first and second substrates. The dummy wire is disposed near the image input hole.
    Type: Application
    Filed: June 13, 2023
    Publication date: October 12, 2023
    Inventors: Tae Hee LEE, Hyoung Joon KIM, Hyo Jin KIM, Kap Soo YOON, Jeong Uk HEO, Ji Yun HONG
  • Patent number: 11719962
    Abstract: A liquid crystal display includes a first substrate including: a display area including a plurality of pixels on the first substrate, a non-display area which is disposed on an outside of the display area and in which a dummy wire is disposed on the first substrate, and an image input hole which is defined therein in the non-display area and in which an image input device is disposed, a second substrate facing the first substrate and including a display area and a non-display area corresponding to those of the first substrate, a liquid crystal layer interposed between the first and second substrates, and a sealant which is in the non-display area of the first and second substrates and seals the liquid crystal layer between the first and second substrates. The dummy wire is disposed near the image input hole.
    Type: Grant
    Filed: November 8, 2021
    Date of Patent: August 8, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Tae Hee Lee, Hyoung Joon Kim, Hyo Jin Kim, Kap Soo Yoon, Jeong Uk Heo, Ji Yun Hong
  • Publication number: 20230128398
    Abstract: A display device includes a pixel, a first pad electrode disposed around the pixel, a buffer layer disposed on the first pad electrode, a first insulating layer disposed on the buffer layer, and a second pad electrode disposed on the first insulating layer, the second pad electrode being electrically connected to the first pad electrode through a contact hole in the first insulating layer and the buffer layer. A first step, a second step below the first step, and a third step below the second step are defined on the first insulating layer and the buffer layer around the first pad electrode and the second pad electrode.
    Type: Application
    Filed: July 27, 2022
    Publication date: April 27, 2023
    Applicant: Samsung Display Co., Ltd.
    Inventors: JAEHYUN LEE, SEUL-KI KIM, KAP SOO YOON, KI SU JIN, SEUNG-HA CHOI, JONGBUM CHOI
  • Publication number: 20230053184
    Abstract: A display device and a method of fabricating the same, the display device including a light-blocking layer disposed on a substrate, a buffer layer disposed on the light-blocking layer, a semiconductor layer disposed on the buffer layer, a gate insulating layer disposed on the semiconductor layer, a connection pattern layer and a gate electrode disposed on the gate insulating layer and spaced apart from each other, an interlayer dielectric layer disposed on the connection pattern layer and the gate electrode, a via layer disposed on the interlayer dielectric layer, a first bridge layer and a second bridge layer disposed on the via layer, a pixel electrode disposed on the second bridge layer, and a light-emitting layer disposed on the pixel electrode. An end of the first bridge layer is connected to the light-blocking layer through the connection pattern layer, and another end thereof is connected to the semiconductor layer. The second bridge layer connects the semiconductor layer with the pixel electrode.
    Type: Application
    Filed: June 2, 2022
    Publication date: February 16, 2023
    Inventors: Seul Ki KIM, Kap Soo YOON, Jae Hyun LEE, Seung Ha CHOI, Jong Bum CHOI
  • Patent number: 11574970
    Abstract: A display device includes a substrate having a display area and a pad area. A gate conductive layer disposed on the substrate includes a gate conductive metal layer and a gate capping layer. The gate conductive layer forms a gate electrode in the display area and a wire pad in the pad area that is exposed by a pad opening. An interlayer insulating film disposed on the gate conductive layer covers the gate electrode. A data conductive layer disposed on the interlayer insulating film in the display area includes source and drain electrodes. A passivation layer disposed on the data conductive layer covers the source and drain electrodes. A via layer is disposed on the passivation layer. A pixel electrode is disposed on the via layer. The pixel electrode is connected to the source electrode through a contact hole penetrating the via layer and the passivation layer.
    Type: Grant
    Filed: June 8, 2020
    Date of Patent: February 7, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seul Ki Kim, Seung Sok Son, Kap Soo Yoon, Woo Geun Lee, Su Jung Jung, Seung Ha Choi
  • Publication number: 20220399404
    Abstract: A display panel includes: a window including a display area, and a non-display area adjacent to the display area; a color filter layer on the window; a circuit element layer including: a low refractive index layer covering the color filter layer; and a transistor on the low refractive index layer; a light control layer including: division partition walls on the circuit element layer; and a light control pattern between the division partition walls, and including quantum dots; and a display element layer on the light control layer, and including: a first electrode; a second electrode on the first electrode; and an emission layer between the first electrode and the second electrode and to generate light. The light passes through the light control layer, the circuit element layer, and the color filter layer to be transmitted to the window.
    Type: Application
    Filed: February 15, 2022
    Publication date: December 15, 2022
    Inventors: YOUNGMIN KIM, SHIN TACK KANG, YUJIN KIM, HAEIL PARK, HAJIN SONG, KAP SOO YOON
  • Publication number: 20220057659
    Abstract: A liquid crystal display includes a first substrate including: a display area including a plurality of pixels on the first substrate, a non-display area which is disposed on an outside of the display area and in which a dummy wire is disposed on the first substrate, and an image input hole which is defined therein in the non-display area and in which an image input device is disposed, a second substrate facing the first substrate and including a display area and a non-display area corresponding to those of the first substrate, a liquid crystal layer interposed between the first and second substrates, and a sealant which is in the non-display area of the first and second substrates and seals the liquid crystal layer between the first and second substrates. The dummy wire is disposed near the image input hole.
    Type: Application
    Filed: November 8, 2021
    Publication date: February 24, 2022
    Inventors: Tae Hee LEE, Hyoung Joon KIM, Hyo Jin KIM, Kap Soo YOON, Jeong Uk HEO, Ji Yun HONG