Patents by Inventor Jin-Taek Park

Jin-Taek Park 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: 20240030389
    Abstract: The present disclosure may provide a display device and method of fabricating the same. According to one or more embodiments, a display device includes a first substrate including pixel circuit units, a plurality of light-emitting elements on the first substrate, a partition wall filling gaps between the light-emitting elements and providing spaces in emission areas, on the light-emitting elements and wavelength conversion layers in the spaces.
    Type: Application
    Filed: July 7, 2023
    Publication date: January 25, 2024
    Inventors: Tae Gyun KIM, Soo Chul KIM, Jin Taek PARK, Dae Ho SONG, So Young YEO, Ki Beom LEE, Eok Yi LEE, Seong Won CHO, Jae Ho CHOI
  • Publication number: 20240021660
    Abstract: A display device includes: a circuit board including a plurality of pixel drivers respectively corresponding to a plurality of emission areas; a plurality of pixel electrodes on the circuit board and respectively corresponding to the plurality of emission areas; a plurality of pixel connection electrodes respectively on the plurality of pixel electrodes, each of the plurality of pixel connection electrodes including: a main layer on each of the plurality of pixel electrodes; and a sub-layer surrounding a part of a side surface of the main layer adjacent to a top surface of the main layer and including a material different from a material of the main layer; and a plurality of light emitting elements respectively on the plurality of pixel connection electrodes.
    Type: Application
    Filed: March 10, 2023
    Publication date: January 18, 2024
    Inventors: So Young YEO, Soo Chul KIM, Jin Taek PARK, Dae Ho SONG, Eok Yi LEE
  • Publication number: 20230187581
    Abstract: A display device is provided. The display device comprises a substrate, contact electrodes and a common contact electrode on the substrate, light-emitting elements on the contact electrodes, and a common connecting electrode on the common contact electrode and connected to the light-emitting elements, wherein the common connecting electrode includes first conductive patterns, which are in contact with the common contact electrode.
    Type: Application
    Filed: August 8, 2022
    Publication date: June 15, 2023
    Inventors: So Young YEO, Ok Yi LEE, Soo Chul KIM, Jin Taek PARK, Dae Ho SONG, Ki Beom LEE
  • Publication number: 20230135600
    Abstract: A light emitting element, a display device including the same, and method of fabricating the display device are provided. The display device including a pixel electrode on a substrate, a light emitting element on the pixel electrode, and including a first semiconductor layer, an active layer on the first semiconductor layer, and a second semiconductor layer on the active layer, a connection electrode layer between the light emitting element and the pixel electrode, and directly contacting the pixel electrode, an insulating layer on the substrate and the pixel electrode, and surrounding the light emitting element, and a common electrode on the insulating layer directly contacting the second semiconductor layer of the light emitting element.
    Type: Application
    Filed: June 15, 2022
    Publication date: May 4, 2023
    Inventors: Jin Taek PARK, Duk Sung KIM, Soo Chul KIM, Dae Ho SONG, Byeong Hwa CHOI, Jin Woo CHOI
  • Patent number: 11587941
    Abstract: A method of manufacturing a semiconductor device includes forming a stacked structure including trenches having different depths, forming an insulating layer on the stacked structure to fill the trenches, and forming a plurality of protrusions located corresponding to locations of the trenches by patterning the insulating layer. The method also includes forming insulating patterns filling the trenches, respectively, by planarizing the patterned insulating layer including the plurality of protrusions.
    Type: Grant
    Filed: April 16, 2020
    Date of Patent: February 21, 2023
    Assignee: SK hynix Inc.
    Inventors: Byung Woo Kang, Sae Jun Kwon, Hwal Pyo Kim, Jin Taek Park, Yang Seok Lim, Young Ock Hong
  • Patent number: 11574920
    Abstract: A semiconductor device includes: a stack structure including a cell region and a contact region; a channel structure penetrating the cell region of the stack structure; trenches penetrating the contact region of the stack structure to different depths; and a stop structure penetrating the contact region of the stack structure, the stop structure being located between the trenches.
    Type: Grant
    Filed: May 11, 2020
    Date of Patent: February 7, 2023
    Assignee: SK hynix Inc.
    Inventors: Byung Woo Kang, Sae Jun Kwon, Seung Min Lee, Hwal Pyo Kim, Jin Taek Park, Seung Woo Han, Young Ock Hong
  • Publication number: 20220399289
    Abstract: The present technology relates to a semiconductor device and a method of manufacturing the semiconductor device. The semiconductor device includes a stack structure including a plurality of interlayer insulating layers and a plurality of gate conductive layers that are alternately stacked, a channel plug at least partially passing through the stack structure on a cell region, and a plurality of support structures at least partially passing through the stack structure on a contact region.
    Type: Application
    Filed: November 19, 2021
    Publication date: December 15, 2022
    Applicant: SK hynix Inc.
    Inventors: Byeong Chan BANG, Jin Taek PARK, Jeong Yun LEE
  • Publication number: 20220352277
    Abstract: A display device includes pixels disposed on a substrate. Each of the pixels include a pixel circuit layer disposed on the substrate and includes at least one transistor, a first electrode disposed on the pixel circuit layer and electrically connected to the at least one transistor, a bank disposed on the first electrode, the bank including an opening exposing the first electrode, a conductive pattern disposed on a side surface of the bank surrounding the opening of the bank and the exposed first electrode, a light-emitting element disposed on the conductive pattern in the opening of the bank and electrically connected to the first electrode, and a second electrode disposed on the light-emitting element. The conductive pattern is a guide member that guides light emitted from the light-emitting element to an upper portion of the second electrode.
    Type: Application
    Filed: December 10, 2021
    Publication date: November 3, 2022
    Applicant: Samsung Display Co., LTD.
    Inventors: Soo Chul KIM, Dae Ho SONG, Jin Taek PARK, So Young YEO, Ok Yi LEE
  • Publication number: 20220352428
    Abstract: A display device includes a substrate, a partition wall on the substrate, a light-emitting element in an emission area partitioned by the partition wall on the substrate, and extending in a thickness direction of the substrate, a wavelength conversion layer over the light-emitting element in the emission area, and including a base resin, and a scatterer dispersed in the base resin and that converts a wavelength of light emitted from the light-emitting element, a light-blocking member on the partition wall, and at least one optical pattern on the wavelength conversion layer in the emission area, and having an upwardly protruding shape.
    Type: Application
    Filed: April 25, 2022
    Publication date: November 3, 2022
    Inventors: Hae Yun CHOI, Jin Taek PARK, Ki Seong SEO, Dae Ho SONG, So Young YEO, So Yeon YOON, Byeong Hwa CHOI
  • Publication number: 20220352424
    Abstract: A display device includes a substrate, a partition wall on the substrate, a pixel electrode located at each of a plurality of light emitting areas partitioned by the partition wall on the substrate, a light emitting element on the pixel electrode in each of the plurality of light emitting areas and extending in a thickness direction of the substrate, a common electrode on the light emitting element and the partition wall, and a common connection electrode located between the substrate and the partition wall. The common electrode may be in contact with an upper surface of the common connection electrode that is not covered by the partition wall.
    Type: Application
    Filed: March 17, 2022
    Publication date: November 3, 2022
    Inventors: Jin Woo CHOI, Min Woo KIM, Sung Kook PARK, Jin Taek PARK, Sung Eun BAEK, Dae Ho SONG, Hyung Il JEON
  • Publication number: 20220352140
    Abstract: A display device includes: a first substrate; a plurality of light-emitting elements on the first substrate; a second substrate opposite to the first substrate, and including one face facing the first substrate, and an opposite face to the one face; a plurality of grooves at the opposite face of the second substrate; a plurality of wavelength conversion layers, each of the wavelength conversion layers being located in a corresponding groove of the plurality of grooves to convert a wavelength of light emitted from a corresponding light-emitting element of the plurality of light-emitting elements; and a plurality of color filters on the wavelength conversion layers, respectively.
    Type: Application
    Filed: March 31, 2022
    Publication date: November 3, 2022
    Inventors: Jin Taek PARK, Soo Chul KIM, Dae Ho SONG, So Young YEO, Ok Yi LEE, Joo Woan CHO, Jin Woo CHOI
  • Publication number: 20220352247
    Abstract: A display device may include a display element part disposed on a substrate and including a light emitting element, and a color conversion part disposed on the display element part and changing a wavelength of light emitted from the light emitting element. The color conversion part may include an insulating structure layer, a first partition wall structure layer, and a first wavelength conversion portion, the first partition wall structure layer may include first walls, and may be disposed between the insulating structure layer and the display element part, the first wavelength conversion portion may be disposed in a space defined by the first walls, and the first partition wall structure layer may include a silicon-based material.
    Type: Application
    Filed: March 2, 2022
    Publication date: November 3, 2022
    Applicant: Samsung Display Co., LTD.
    Inventors: Dae Ho SONG, Soo Chul KIM, Jin Taek PARK, So Young YEO, Ok Yi LEE, Joo Woan CHO
  • Publication number: 20220352248
    Abstract: A display device includes bank patterns disposed on a substrate, light emitting elements disposed between side surfaces of the bank patterns on the substrate, and a color filter layer disposed between the side surfaces of the bank patterns and disposed on the light emitting elements. The light emitting elements and the bank patterns include a same material.
    Type: Application
    Filed: March 2, 2022
    Publication date: November 3, 2022
    Applicant: Samsung Display Co., LTD.
    Inventors: Soo Chul KIM, Jin Taek PARK, Ki Seong SEO, Dae Ho SONG, So Yeon YOON, Jin Woo CHOI
  • Publication number: 20220352442
    Abstract: A display device includes a common electrode; light emitting elements including anodes commonly and electrically connected to the common electrode; first contact electrodes respectively electrically connected to cathodes of the light emitting elements; a circuit substrate; and second contact electrodes disposed on the circuit substrate and respectively electrically connected to the first contact electrodes and the common electrode.
    Type: Application
    Filed: December 14, 2021
    Publication date: November 3, 2022
    Applicant: Samsung Display Co., LTD.
    Inventors: So Young YEO, Dae Ho SONG, Soo Chul KIM, Jin Taek PARK, Ok Yi LEE
  • Publication number: 20220352246
    Abstract: A display device includes a first substrate, a plurality of light-emitting elements on the first substrate and spaced from each other, wherein each of the plurality of light-emitting elements extends in a thickness direction of the first substrate, a common electrode on the first substrate and the plurality of light-emitting elements, a first insulating layer on the common electrode and the plurality of light-emitting elements, and a first reflective layer on side surfaces of the plurality of light-emitting elements with the first insulating layer therebetween, wherein the common electrode is in contact with a portion of the side surface of each of the plurality of light-emitting elements.
    Type: Application
    Filed: February 11, 2022
    Publication date: November 3, 2022
    Inventors: Jin Woo CHOI, Min Woo KIM, Sung Kook PARK, Jin Taek PARK, Sung Eun BAEK, Dae Ho SONG, Hyung Il JEON
  • Patent number: 11362104
    Abstract: A semiconductor memory device includes a substrate including a peripheral circuit, a stepped dummy stack overlapping the substrate and including a plurality of steps extending in a first direction, a plurality of contact groups passing through the stepped dummy stack, and upper lines respectively connected to the contact groups. The contact groups include a first contact group having two or more first contact plugs arranged in the first direction. The upper lines include a first upper line commonly connected to the first contact plugs.
    Type: Grant
    Filed: June 30, 2020
    Date of Patent: June 14, 2022
    Assignee: SK hynix Inc.
    Inventors: Byung Woo Kang, Min Sung Ko, Gwang Been Kim, Hwal Pyo Kim, Jin Taek Park, Young Ock Hong
  • Publication number: 20220066511
    Abstract: A display device according to an embodiment includes a substrate, a display element layer disposed on the substrate, and a window disposed on the display element layer. The window includes a display area and a peripheral area, wherein the window includes a base layer, a print layer disposed on a side of the base layer and including an opening, a first ink layer that overlaps the opening and includes an infrared ink, and a second ink layer that overlaps the opening and includes a white ink.
    Type: Application
    Filed: April 6, 2021
    Publication date: March 3, 2022
    Applicant: Samsung Display Co., LTD.
    Inventors: Teck Soo Kim, Jin Taek Park, Jong-Won Choo, Dong Ho Kim
  • Publication number: 20210210425
    Abstract: A semiconductor device includes a line; a source structure on the line; a stack structure on the source structure; a first slit structure penetrating the stack structure; a second slit structure penetrating the stack structure; and a contact plug adjacent to the first slit structure in a first direction. The first slit structure and the second slit structure may be spaced apart from each other by a first distance in a second direction that is perpendicular to the first direction. The contact plug penetrates the source structure, the contact plug being electrically connected to the lower line. The first slit structure and the contact plug may be spaced apart from each other by a second distance in the first direction, and the second distance may be longer than the first distance.
    Type: Application
    Filed: June 30, 2020
    Publication date: July 8, 2021
    Applicant: SK hynix Inc.
    Inventors: Sang Yong LEE, Sae Jun KWON, Sang Min KIM, Jin Taek PARK, Sang Hyun OH
  • Publication number: 20210134823
    Abstract: A semiconductor memory device includes a substrate including a peripheral circuit, a stepped dummy stack overlapping the substrate and including a plurality of steps extending in a first direction, a plurality of contact groups passing through the stepped dummy stack, and upper lines respectively connected to the contact groups. The contact groups include a first contact group having two or more first contact plugs arranged in the first direction. The upper lines include a first upper line commonly connected to the first contact plugs.
    Type: Application
    Filed: June 30, 2020
    Publication date: May 6, 2021
    Applicant: SK hynix Inc.
    Inventors: Byung Woo KANG, Min Sung KO, Gwang Been KIM, Hwal Pyo KIM, Jin Taek PARK, Young Ock HONG
  • Publication number: 20210091109
    Abstract: A semiconductor device includes: a stack structure including a cell region and a contact region; a channel structure penetrating the cell region of the stack structure; trenches penetrating the contact region of the stack structure to different depths; and a stop structure penetrating the contact region of the stack structure, the stop structure being located between the trenches.
    Type: Application
    Filed: May 11, 2020
    Publication date: March 25, 2021
    Applicant: SK hynix Inc.
    Inventors: Byung Woo KANG, Sae Jun KWON, Seung Min LEE, Hwal Pyo KIM, Jin Taek PARK, Seung Woo HAN, Young Ock HONG