Patents by Inventor Woong-Sik Kim

Woong-Sik Kim 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: 11955516
    Abstract: A semiconductor device includes first and second active patterns, a field insulating film between the first and second active patterns, a first gate structure intersecting the first active pattern and including a first gate electrode and a first gate spacer, a second gate structure intersecting the second active pattern and including a second gate electrode and a second gate spacer, a gate separation structure on the field insulating film between the first and second gate structures, the gate separation structure including a gate separation filling film on a gate separation liner, and a connecting spacer between the gate separation structure and the field insulating film, the connecting spacer protruding from a top surface of the field insulating film, and the gate separation liner contacting the connecting spacer and extending along a top surface and sidewalls of the connecting spacer and along the top surface of the field insulating film.
    Type: Grant
    Filed: January 27, 2023
    Date of Patent: April 9, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ho-Jun Kim, Woong Sik Nam, Mirco Cantoro
  • Publication number: 20240074249
    Abstract: The present disclosure relates to a display device and a manufacturing method thereof, and a display device according to one or more embodiments includes a substrate, a transistor above the substrate, a first pixel electrode connected to the transistor, a scattering layer above the first pixel electrode, and defining repeating protrusions and depressions, a second pixel electrode above the scattering layer, and connected with the first pixel electrode, an emission layer above the second pixel electrode, and a common electrode above the emission layer.
    Type: Application
    Filed: August 22, 2023
    Publication date: February 29, 2024
    Inventors: Yang-Ho JUNG, Woong Sik KIM, Kab Jong SEO, Jun Ho SIM, Jae Hun LEE
  • Publication number: 20240068091
    Abstract: Disclosed is a method of forming an area-selective thin film, the method comprising supplying a nuclear growth retardant to the inside of the chamber in which the substrate is placed, so that the nuclear growth retardant is adsorbed to a non-growth region of the substrate; purging the interior of the chamber; supplying a precursor to the inside of the chamber, so that the precursor is adsorbed to a growth region of the substrate; purging the interior of the chamber; and supplying a reaction material to the inside of the chamber, so that the reaction material reacts with the adsorbed precursor to form the thin film.
    Type: Application
    Filed: January 5, 2022
    Publication date: February 29, 2024
    Applicant: EGTM Co., Ltd.
    Inventors: Jae Min KIM, Ha Na KIM, Woong Jin CHOI, Ji Yeon HAN, Ju Hwan JEONG, Hyeon Sik CHO
  • Patent number: 11917855
    Abstract: A display device includes a substrate, a transistor on the substrate, a pixel electrode connected to the transistor, a bank layer disposed on the pixel electrode and defining a pixel opening overlapping the pixel electrode, an emission layer in the pixel opening, a common electrode on the emission layer and the bank layer, an encapsulation layer on the common electrode, a sensing electrode on the encapsulation layer, a first insulating layer disposed on the encapsulation layer and overlapping the pixel opening, a second insulating layer on the first insulating layer, and a third insulating layer surrounding the first insulating layer. A refractive index of the first insulating layer, a refractive index of the second insulating layer, and a refractive index of the third insulating layer are different from one another, and the refractive index of the first insulating layer is greater than the refractive index of the third insulating layer.
    Type: Grant
    Filed: February 3, 2022
    Date of Patent: February 27, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jin-Su Byun, Jong Beom Hong, Woong Sik Kim, Jung Min Choi
  • Publication number: 20240032329
    Abstract: A display device includes, a light emitting diode disposed on a substrate, and including an emission layer, an encapsulation layer disposed on the light emitting diode, a first layer disposed on the encapsulation layer and including an opening, a light blocking pattern disposed in the opening and extending in a first direction, and a second layer disposed on the first layer and the light blocking pattern. A refractive index of the first layer and a refractive index of the second layer are different from each other.
    Type: Application
    Filed: June 21, 2023
    Publication date: January 25, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: Woong Sik KIM, Si Kwang KIM, Jin-Su BYUN, Yu-Gwang JEONG
  • Publication number: 20240032404
    Abstract: A display device includes a substrate, an emission material layer disposed on the substrate and including a pixel having a pixel electrode, an emissive layer and a common electrode, and a pixel-defining film defining the pixel, a thin-film encapsulation layer disposed on the emission material layer, a low-refractive pattern layer overlapping the pixel-defining film and disposed on the thin-film encapsulation layer, an etch stop layer disposed on the low-refractive pattern layer and formed of an inorganic material, and a high-refractive planarization layer formed on the etch stop layer, wherein the high-refractive planarization layer includes a recess aligned with the low-refractive pattern layer.
    Type: Application
    Filed: May 10, 2023
    Publication date: January 25, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: Woong Sik KIM, Jin Su BYUN, Si Kwang KIM, Dong Hwan BAE
  • Publication number: 20240023419
    Abstract: According to embodiments, a light emitting display device includes a light emitting diode (LED) positioned on a substrate and including an emission layer, a pixel definition layer including an opening corresponding to the emission layer, and a plurality of light-shielding linear patterns positioned on the pixel definition layer and the emission layer and extending in a first direction. The plurality of light-shielding linear patterns include a recess portion of a concave shape.
    Type: Application
    Filed: April 20, 2023
    Publication date: January 18, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: Si Kwang KIM, Woong Sik KIM, DONGHWAN BAE, Jin-Su BYUN
  • Publication number: 20240008341
    Abstract: A present disclosure relates to a display device and a manufacturing method, and the display device according to an embodiment includes: a substrate; a transistor positioned on the substrate; a first pixel electrode connected to the transistor; a scattering layer positioned on the first pixel electrode; a second pixel electrode positioned on the scattering layer and covering a side surface of the first pixel electrode; an emission layer positioned on the second pixel electrode; and a common electrode positioned on the emission layer.
    Type: Application
    Filed: April 20, 2023
    Publication date: January 4, 2024
    Inventors: Yang-Ho JUNG, Woong Sik KIM, Kab Jong SEO, Jun Ho SIM, Pil Soon HONG
  • Publication number: 20230345632
    Abstract: A flexible printed circuit board (FPCB), which is applied to various electronic display devices, may include a base, a first metal layer and a second metal layer on both surfaces of the base, a first plating layer on the first metal layer, a second plating layer on the second metal layer, and a first insulating pattern and a second insulating pattern respectively disposed on some region of the first plating layer and the second plating layer, wherein the first plating layer and the second plating layer may have different thicknesses.
    Type: Application
    Filed: July 3, 2023
    Publication date: October 26, 2023
    Inventors: Jun Young LIM, Woong Sik Kim, Kyung Kyu Yoon
  • Patent number: 11800639
    Abstract: A flexible circuit board and an electronic device including a flexible circuit board are provided. The flexible circuit board may include a substrate having a bending area and a non-bending area, a wiring pattern layer provided on the bending area and the non-bending area, a plating layer provided on the wiring pattern layer and including an open area in an area corresponding to the bending area, and a protective layer that directly contacts one surface of the wiring pattern layer exposed at the open area and a side surface of the plating layer. The protective layer may have a larger thickness than a thickness of the plating layer.
    Type: Grant
    Filed: February 28, 2023
    Date of Patent: October 24, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jun Young Lim, Woong Sik Kim, Hyung Kyu Yoon, Min Hwan Kim
  • Patent number: 11751429
    Abstract: A display device includes: a substrate; a transistor disposed on the substrate; a pixel electrode connected to the transistor; a bank layer disposed on the pixel electrode having a pixel opening overlapping the pixel electrode; an emission layer disposed in the pixel opening; a common electrode disposed on the emission layer and the bank layer; an encapsulation layer disposed on the common electrode; a sensing electrode disposed on the encapsulation layer; a first insulator disposed on the encapsulation layer to overlap the pixel opening; a second insulator disposed outside the first insulator; and a third insulator disposed outside the second insulator. The first insulator has a first refractive index, the second insulator has a second refractive index, and the third insulator has a third refractive index, and the first refractive index, and wherein the second refractive index, and the third refractive index are different from each other.
    Type: Grant
    Filed: August 16, 2022
    Date of Patent: September 5, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jun Gi Kim, Woong Sik Kim, Jeong Won Kim, Donghwan Bae, Jin-Su Byun
  • Patent number: 11744014
    Abstract: A flexible printed circuit board (FPCB), which is applied to various electronic display devices, may include a base, a first metal layer and a second metal layer on both surfaces of the base, a first plating layer on the first metal layer, a second plating layer on the second metal layer, and a first insulating pattern and a second insulating pattern respectively disposed on some region of the first plating layer and the second plating layer, wherein the first plating layer and the second plating layer may have different thicknesses.
    Type: Grant
    Filed: November 10, 2021
    Date of Patent: August 29, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jun Young Lim, Woong Sik Kim, Hyung Kyu Yoon
  • Patent number: 11711942
    Abstract: A display device may include a first electrode, a pixel defining layer disposed on the first electrode, the pixel defining layer having a pixel opening that exposes the first electrode, an emission layer disposed in the pixel opening and on the first electrode, a second electrode disposed on the emission layer, a first refractive layer disposed on the second electrode and being an organic refractive layer, a second refractive layer disposed on the first refractive layer and being an organic refractive layer, the second refractive layer having a first opening that overlaps the pixel opening, and a third refractive layer disposed on the second refractive layer, the third refractive layer having a second refractive index greater than a first refractive index of the second refractive layer.
    Type: Grant
    Filed: March 17, 2020
    Date of Patent: July 25, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Gwangmin Cha, Woong Sik Kim, Jin-Su Byun, Sanghyun Lee
  • Patent number: 11710762
    Abstract: A display device includes a substrate including a display area and a non-display area, and a first surface and a second surface; pixels disposed on the first surface; a signal line disposed on the first surface, and electrically connected to each pixel; a cushion layer disposed on the pixels and the signal line, and including at least one contact hole that exposes a portion of the signal line; a connector disposed in the at least one contact hole and electrically connected to the signal line; and a driver disposed on the cushion layer and electrically connected to the pixels through the connector. Each pixel includes a display element layer disposed on the first surface and including at least one light emitting element, and a pixel circuit layer disposed on the display element layer and including at least one transistor electrically connected to the at least one light emitting element.
    Type: Grant
    Filed: May 19, 2021
    Date of Patent: July 25, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Woong Sik Kim, Ji Hyun Kim, Sang Hyun Lee, Sae Hee Han
  • Publication number: 20230209705
    Abstract: A flexible circuit board and an electronic device including a flexible circuit board are provided. The flexible circuit board may include a substrate having a bending area and a non-bending area, a wiring pattern layer provided on the bending area and the non-bending area, a plating layer provided on the wiring pattern layer and including an open area in an area corresponding to the bending area, and a protective layer that directly contacts one surface of the wiring pattern layer exposed at the open area and a side surface of the plating layer. The protective layer may have a larger thickness than a thickness of the plating layer.
    Type: Application
    Filed: February 28, 2023
    Publication date: June 29, 2023
    Inventors: Jun Young LIM, Woong Sik KIM, Hyung Kyu YOON, Min Hwan KIM
  • Publication number: 20230140270
    Abstract: A display device includes: a substrate; a transistor disposed on the substrate; a pixel electrode connected to the transistor; a bank layer disposed on the pixel electrode having a pixel opening overlapping the pixel electrode; an emission layer disposed in the pixel opening; a common electrode disposed on the emission layer and the bank layer; an encapsulation layer disposed on the common electrode; a sensing electrode disposed on the encapsulation layer; a first insulator disposed on the encapsulation layer to overlap the pixel opening; a second insulator disposed outside the first insulator; and a third insulator disposed outside the second insulator. The first insulator has a first refractive index, the second insulator has a second refractive index, and the third insulator has a third refractive index, and the first refractive index, and wherein the second refractive index, and the third refractive index are different from each other.
    Type: Application
    Filed: August 16, 2022
    Publication date: May 4, 2023
    Inventors: Jun Gi Kim, Woong Sik Kim, Jeong Won Kim, Donghwan Bae, Jin-Su Byun
  • Publication number: 20230140362
    Abstract: A display device according to an embodiment includes a transistor positioned on a substrate; a first electrode electrically connected to the transistor; an emission layer positioned on the first electrode; a second electrode positioned on the emission layer; and a pattern part spaced apart from the first electrode. The pattern part includes a photosensitive pattern layer made of a photosensitive resin.
    Type: Application
    Filed: June 8, 2022
    Publication date: May 4, 2023
    Applicant: Samsung Display Co., LTD.
    Inventors: Jin-Su Byun, Jeong Won Kim, Jun Gi Kim, Woong Sik Kim, Donghwan Bae
  • Patent number: 11622444
    Abstract: A flexible circuit board and an electronic device including a flexible circuit board are provided. The flexible circuit board may include a substrate having a bending area and a non-bending area, a wiring pattern layer provided on the bending area and the non-bending area, a plating layer provided on the wiring pattern layer and including an open area in an area corresponding to the bending area, and a protective layer that directly contacts one surface of the wiring pattern layer exposed at the open area and a side surface of the plating layer. The protective layer may have a larger thickness than a thickness of the plating layer.
    Type: Grant
    Filed: June 9, 2022
    Date of Patent: April 4, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jun Young Lim, Woong Sik Kim, Hyung Kyu Yoon, Min Hwan Kim
  • Publication number: 20220416212
    Abstract: A display device includes a substrate, a transistor on the substrate, a pixel electrode connected to the transistor, a bank layer disposed on the pixel electrode and defining a pixel opening overlapping the pixel electrode, an emission layer in the pixel opening, a common electrode on the emission layer and the bank layer, an encapsulation layer on the common electrode, a sensing electrode on the encapsulation layer, a first insulating layer disposed on the encapsulation layer and overlapping the pixel opening, a second insulating layer on the first insulating layer, and a third insulating layer surrounding the first insulating layer. A refractive index of the first insulating layer, a refractive index of the second insulating layer, and a refractive index of the third insulating layer are different from one another, and the refractive index of the first insulating layer is greater than the refractive index of the third insulating layer.
    Type: Application
    Filed: February 3, 2022
    Publication date: December 29, 2022
    Inventors: Jin-Su BYUN, Jong Beom HONG, Woong Sik KIM, Jung Min CHOI
  • Publication number: 20220304146
    Abstract: A flexible circuit board and an electronic device including a flexible circuit board are provided. The flexible circuit board may include a substrate having a bending area and a non-bending area, a wiring pattern layer provided on the bending area and the non-bending area, a plating layer provided on the wiring pattern layer and including an open area in an area corresponding to the bending area, and a protective layer that directly contacts one surface of the wiring pattern layer exposed at the open area and a side surface of the plating layer. The protective layer may have a larger thickness than a thickness of the plating layer.
    Type: Application
    Filed: June 9, 2022
    Publication date: September 22, 2022
    Inventors: Jun Young LIM, Woong Sik KIM, Hyung Kyu YOON, Min Hwan KIM