Patents by Inventor Hyoeng-Ki Kim

Hyoeng-Ki 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).

  • Publication number: 20240081124
    Abstract: A display device includes a via insulating layer on a substrate; a first electrode on the via insulating layer; a pixel defining layer including an inclined region on the first electrode and including a first opening exposing a portion of the first electrode, and a flat region at a side of the inclined region and in contact with the via insulating layer; a light emitting layer on the portion of the first electrode exposed by the first opening; organic particles on the flat region of the pixel defining layer; an encapsulation layer covering the pixel defining layer, the light emitting layer, and the organic particles, and including a first layer, a second layer, and a third layer; and a first light blocking layer on the third layer of the encapsulation layer to overlap the flat region of the pixel defining layer and form a second opening.
    Type: Application
    Filed: May 8, 2023
    Publication date: March 7, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: Hyun Ho KIM, Dong Uk KIM, Hyoeng Ki KIM, Hyeon Bum LEE, Hoon Gi LEE, Chaun Gi CHOI
  • Publication number: 20240069658
    Abstract: A display device, includes: a light emitting element layer including a sub-pixel and a pixel defining film defining the sub-pixel; a thin film encapsulation layer on the light emitting element layer; a pseudo-reflection pattern overlapping the pixel defining film and formed on the thin film encapsulation film; a connection electrode on the pseudo-reflection pattern; a second touch insulating layer on the connection electrode; and a driving electrode and a sensing electrode on the second touch insulating layer, wherein a width of the connection electrode is greater than a width of the driving electrode.
    Type: Application
    Filed: August 15, 2023
    Publication date: February 29, 2024
    Inventors: Hyoeng Ki KIM, Hyeon Bum LEE, Hyun Ho KIM
  • Publication number: 20230343288
    Abstract: A display device includes: a base layer; a display element layer on the base layer, and including a light emitting element, a light detection element, and a photovoltaic element adjacent to one another; a light shielding layer on the display element layer, and having a plurality of opening parts; and a color filter layer on the display element layer, and covering the plurality of opening parts. The light detection element and the photovoltaic element are located at the same layer as each other, the light detection element is to detect an external input based on incident light from the outside, and the photovoltaic element is to generate electrical energy based on the incident light.
    Type: Application
    Filed: February 7, 2023
    Publication date: October 26, 2023
    Inventors: KWANG SOO BAE, GUN HEE KIM, HYOENG-KI KIM, DAE-YOUNG LEE, SUN HEE LEE, SANGHWAN CHO
  • Publication number: 20230337503
    Abstract: A display panel including a pixel defining layer including a first portion, in which an opening to expose the first electrode is defined, and a second portion, which is disposed on the first portion and overlaps the first portion. A plurality of thin-films are disposed on the second electrode. An insulation pattern is disposed on the plurality of thin-films, overlaps the pixel defining layer, and overlaps the second portion. A distance between the first portion, which overlaps the insulation pattern, of the sensing electrode and the base insulation layer is greater than that between the second portion, which non-overlaps the insulation pattern, of the sensing electrode and the base insulation layer.
    Type: Application
    Filed: June 18, 2023
    Publication date: October 19, 2023
    Inventors: Hyeonbum LEE, Hyoeng-Ki KIM, Kwangwoo PARK, Jin-whan JUNG
  • Patent number: 11723254
    Abstract: A display panel including a pixel defining layer including a first portion, in which an opening to expose the first electrode is defined, and a second portion, which is disposed on the first portion and overlaps the first portion. A plurality of thin-films are disposed on the second electrode. An insulation pattern is disposed on the plurality of thin-films, overlaps the pixel defining layer, and overlaps the second portion. A distance between the first portion, which overlaps the insulation pattern, of the sensing electrode and the base insulation layer is greater than that between the second portion, which non-overlaps the insulation pattern, of the sensing electrode and the base insulation layer.
    Type: Grant
    Filed: October 24, 2021
    Date of Patent: August 8, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyeonbum Lee, Hyoeng-Ki Kim, Kwangwoo Park, Jin-Whan Jung
  • Publication number: 20230136067
    Abstract: A display device includes: a display panel having a first non-folding portion, a first folding portion, a second non-folding portion, a second folding portion, and a third non-folding portion arranged along a first direction, wherein each of the first to third non-folding portions has a display area, a bending area extending along a second direction crossing the first direction, and a pad area connected to the display area with the bending area interposed therebetween; a first data driving chip on a first pad area of the first non-folding portion; a second data driving chip on a second pad area of the second non-folding portion; a third data driving chip on a third pad area of the third non-folding portion; and a circuit board attached on any one of the first to third pad areas and electrically connected to the first to third data driving chips.
    Type: Application
    Filed: October 28, 2022
    Publication date: May 4, 2023
    Inventors: CHAUNGI CHOI, HYOENG-KI KIM, HOONGI LEE
  • Patent number: 11587996
    Abstract: A display apparatus includes a first transistor, a first pixel electrode, a second transistor, and a second pixel electrode. The first transistor includes a first drain electrode. The first pixel electrode is positioned between an edge of the display apparatus and a center of the display apparatus and includes a first recessed structure. The first recessed structure directly contacts the first drain electrode. The second transistor includes a second drain electrode. The second pixel electrode is positioned between the edge of the display apparatus and the first pixel electrode and includes at least one recessed structure. The at least one recessed structure includes a second recessed structure. The second recessed structure directly contacts the second drain electrode. A total maximum width of the at least one recessed structure is greater than a maximum width of the first recessed structure.
    Type: Grant
    Filed: November 3, 2020
    Date of Patent: February 21, 2023
    Inventors: Eonjoo Lee, Hyoeng-Ki Kim, Kwangwoo Park, Dongki Lee, Jin-Whan Jung
  • Publication number: 20230037013
    Abstract: A display device includes a substrate which includes a main area, a first auxiliary area extending from a first side of the main area in a first direction, and a sub-area extending from a second side of the main area in a second direction intersecting the first direction. Scan lines are disposed in the main area and the first auxiliary area and extend in the first direction. Data lines are disposed in the main area and the first auxiliary area and extend in the second direction. Sensor lines are disposed in the main area and the first auxiliary area and extend in the first direction. Sensor electrodes are disposed in the main area and the first auxiliary area and are connected to the sensor lines, respectively.
    Type: Application
    Filed: March 9, 2022
    Publication date: February 2, 2023
    Inventors: SANG HYUN CHOI, Hyoeng Ki Kim, Hoon Gi Lee, Chaun Gi Choi
  • Patent number: 11563066
    Abstract: An organic light emitting display (OLED) device includes a substrate, a semiconductor element on the substrate, a planarization layer on the semiconductor, and a light emitting structure on the planarization layer. The planarization layer includes a contact hole exposing a portion of the semiconductor and a plurality of grooves surrounding the contact hole. The light emitting structure is electrically connected to the semiconductor element via the contact hole.
    Type: Grant
    Filed: September 17, 2020
    Date of Patent: January 24, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Eonjoo Lee, Jin-Whan Jung, Hyoeng-Ki Kim, Junhyuk Woo
  • Publication number: 20220254850
    Abstract: A display device includes a base substrate which is flexible, first and second active patterns disposed on the base substrate, an inorganic insulating layer disposed on the first and second active patterns and defining an opening area, a first organic insulating pattern disposed inside the opening area, a bridge electrode disposed on the first organic insulating pattern, a second organic insulating layer disposed on the bridge electrode, a fourth organic insulating layer disposed on the second organic insulating layer, first and second pixel electrodes disposed on the fourth organic insulating layer and electrically connected to the first and second active patterns, respectively, and a third organic insulating pattern disposed between the second organic insulating layer and the fourth organic insulating layer, overlapping the second pixel electrode, and not overlapping the first pixel electrode.
    Type: Application
    Filed: January 17, 2020
    Publication date: August 11, 2022
    Inventors: Hyoeng-Ki KIM, Hyeon-Bum LEE, Kwang-Woo PARK, Jin-Whan JUNG, Jong-Beom HONG
  • Publication number: 20220115451
    Abstract: A display panel including a pixel defining layer including a first portion, in which an opening to expose the first electrode is defined, and a second portion, which is disposed on the first portion and overlaps the first portion. A plurality of thin-films are disposed on the second electrode. An insulation pattern is disposed on the plurality of thin-films, overlaps the pixel defining layer, and overlaps the second portion. A distance between the first portion, which overlaps the insulation pattern, of the sensing electrode and the base insulation layer is greater than that between the second portion, which non-overlaps the insulation pattern, of the sensing electrode and the base insulation layer.
    Type: Application
    Filed: October 24, 2021
    Publication date: April 14, 2022
    Inventors: Hyeonbum Lee, Hyoeng-Ki Kim, Kwangwoo Park, Jin-whan Jung
  • Patent number: 11271054
    Abstract: An organic light emitting display device including a base layer; an insulating layer disposed on the base layer and including a flat region having a flat surface and a lens region having a concave or convex surface; a dam disposed on the insulating layer and defining an opening exposing the lens region; and a color filter disposed on the lens region of the insulating layer and filling the opening, The dam includes a sensing electrode.
    Type: Grant
    Filed: April 15, 2019
    Date of Patent: March 8, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyeon Bum Lee, Hyoeng Ki Kim, Jun Hyuk Woo, Kwang Woo Park
  • Publication number: 20210391558
    Abstract: A display apparatus includes: a display layer including a plurality of organic light emitting elements, and defining a plurality of light emitting areas and a non-light emitting area surrounding the light emitting areas; and an input sensing layer on the display layer. The input sensing layer includes: a first conductive pattern on the display layer; an insulating layer on the first conductive pattern to cover the first conductive pattern, and defining a plurality of light collecting patterns overlapping with the light emitting areas in a plan view; a second conductive pattern on a top surface of the insulating layer; and an overcoat layer on the second conductive pattern to cover the insulating layer and the second conductive pattern. Each of the light collecting patterns is recessed downward from the top surface of the insulating layer.
    Type: Application
    Filed: October 17, 2019
    Publication date: December 16, 2021
    Inventors: Hyoeng-Ki KIM, Junhyuk WOO, Eonjoo LEE, Hyeonbum LEE, Jin-Whan JUNG, Dongki LEE
  • Patent number: 11183553
    Abstract: An organic light-emitting display device including: a substrate; a pixel electrode on the substrate; a pixel defining film on the pixel electrode and having a first opening at least partially exposing the pixel electrode; an organic light-emitting layer on the exposed portion of the pixel electrode; a common electrode on the organic light-emitting layer and the pixel defining film; an encapsulation layer on the common electrode; a black matrix on the encapsulation layer and having a second opening overlapping the first opening; and a plurality of first sensing lines on the black matrix and surrounding the pixel electrode in a plan view to define a pixel region. At least portions of the first sensing lines defining the pixel region do not overlap the common electrode in the pixel region to reduce the common electrode's influence on the touch sensing lines and improve touch sensitivity.
    Type: Grant
    Filed: October 30, 2018
    Date of Patent: November 23, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jun Hyuk Woo, Kwang Woo Park, Hyoeng Ki Kim, Eon Joo Lee, Jin Whan Jung, Jeong Won Kim, Hyeon Bum Lee
  • Patent number: 11158686
    Abstract: A display panel including a pixel defining layer including a first portion, in which an opening to expose the first electrode is defined, and a second portion, which is disposed on the first portion and overlaps the first portion. A plurality of thin-films are disposed on the second electrode. An insulation pattern is disposed on the plurality of thin-films, overlaps the pixel defining layer, and overlaps the second portion. A distance between the first portion, which overlaps the insulation pattern, of the sensing electrode and the base insulation layer is greater than that between the second portion, which non-overlaps the insulation pattern, of the sensing electrode and the base insulation layer.
    Type: Grant
    Filed: April 3, 2019
    Date of Patent: October 26, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyeonbum Lee, Hyoeng-Ki Kim, Kwangwoo Park, Jin-whan Jung
  • Patent number: 11158684
    Abstract: A display device includes a display panel and an anti-reflection unit directly disposed on the display panel. The display panel includes first to third light emitting elements, each of which includes first and second electrodes, and a light emitting layer, which is disposed between the first electrode and the second electrode. The pixel definition layer includes a first portion, in which a light-emitting opening exposing the first electrode is defined, and a second portion, which is disposed on and overlapped with the first portion. The anti-reflection unit includes first to third color filters overlapped with the first to third light emitting elements, respectively, and a color spacer, which is overlapped with the second portion and is thicker than each of the first to third color filters.
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: October 26, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyeonbum Lee, Hyoeng-ki Kim, Kwangwoo Park
  • Patent number: 10985229
    Abstract: A display device including a substrate, a source electrode and a drain electrode on the substrate, the source electrode and the drain electrode being spaced apart from each other, a first layer on the source electrode or the drain electrode, a second layer directly on the first layer, and a first electrode on the second layer. A step difference between a top of the first layer and a top of the drain electrode is 100 ? or less.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: April 20, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyeon Bum Lee, Hyoeng Ki Kim, Kyong Heon Lee, Dong Ki Lee, Eon Joo Lee, Jin Whan Jung
  • Publication number: 20210050397
    Abstract: A display apparatus includes a first transistor, a first pixel electrode, a second transistor, and a second pixel electrode. The first transistor includes a first drain electrode. The first pixel electrode is positioned between an edge of the display apparatus and a center of the display apparatus and includes a first recessed structure. The first recessed structure directly contacts the first drain electrode. The second transistor includes a second drain electrode. The second pixel electrode is positioned between the edge of the display apparatus and the first pixel electrode and includes at least one recessed structure. The at least one recessed structure includes a second recessed structure. The second recessed structure directly contacts the second drain electrode. A total maximum width of the at least one recessed structure is greater than a maximum width of the first recessed structure.
    Type: Application
    Filed: November 3, 2020
    Publication date: February 18, 2021
    Inventors: Eonjoo LEE, Hyoeng-Ki KIM, Kwangwoo PARK, Dongki LEE, Jin-Whan JUNG
  • Patent number: 10916592
    Abstract: An organic light-emitting diode display device includes a substrate having a plurality of pixels; first electrodes disposed on the substrate, each of which is connected to a respective one of the pixels; organic emissive layers disposed on the first electrodes; a second electrode disposed on the organic emissive layers; a touch sensing unit disposed on the second electrode; and color filters disposed on the touch sensing unit, each of which is disposed above a respective one of the pixels.
    Type: Grant
    Filed: May 3, 2019
    Date of Patent: February 9, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Eon Joo Lee, Hyoeng Ki Kim, Jun Hyuk Woo, Kwang Woo Park, Hyeon Bum Lee, Jin Whan Jung
  • Publication number: 20210013267
    Abstract: A display device includes a display panel and an anti-reflection unit directly disposed on the display panel. The display panel includes first to third light emitting elements, each of which includes first and second electrodes, and a light emitting layer, which is disposed between the first electrode and the second electrode. The pixel definition layer includes a first portion, in which a light-emitting opening exposing the first electrode is defined, and a second portion, which is disposed on and overlapped with the first portion. The anti-reflection unit includes first to third color filters overlapped with the first to third light emitting elements, respectively, and a color spacer, which is overlapped with the second portion and is thicker than each of the first to third color filters.
    Type: Application
    Filed: September 28, 2020
    Publication date: January 14, 2021
    Inventors: Hyeonbum LEE, Hyoeng-ki Kim, Kwangwoo Park