Patents by Inventor Yong-Hwan Park

Yong-Hwan 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).

  • Patent number: 11460966
    Abstract: A display device including a display panel, and an input sensor on the display panel, and in which an active area and a peripheral area and includes a first area and a second area spaced apart in a first direction, are defined, the input sensor including first sensing electrodes extending in the first direction, and arranged in a second direction crossing the first, second sensing electrodes extending in the second direction, and arranged in the first direction, first sensing lines extending in the second direction within the active area, connected to the first sensing electrodes, and partially located in the first area, respectively, second sensing lines electrically connected to the second sensing electrodes, respectively, and at least partially located in the second area, and a first guard electrode between the first sensing lines and the second sensing lines, and at a boundary between the first area and the second area.
    Type: Grant
    Filed: January 26, 2021
    Date of Patent: October 4, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Miyoung Kim, Kwanghyeok Kim, Soyeon Park, Yong-Hwan Park, Sanghyun Jun
  • Patent number: 11455055
    Abstract: A display device including a substrate including a display area including a plurality of pixels and a non-display area adjacent to the display area, a plurality of sensing electrodes disposed to overlap with the display area, a plurality of display pads disposed along a first direction in the non-display area, a plurality of sensing pads disposed between the display pads, and a multiplexer electrically connecting the sensing electrodes and the sensing pads. The multiplexer is adjacent to at least one of the sensing pads in the first direction.
    Type: Grant
    Filed: November 12, 2020
    Date of Patent: September 27, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Mi Young Kim, Kwang Hyeok Kim, So Yeon Park, Yong Hwan Park
  • Publication number: 20220291770
    Abstract: A display device including a display panel including a flat area including a first display area and a first peripheral area adjacent to the first display area and a bending area including a second display area and a second peripheral area adjacent to the second display area, and an input sensing unit on the display panel. The input sensing unit includes first touch sensors having a mesh shape, extending in a first direction parallel to a bending axis of the bending area, and arranged in a second direction crossing the first direction, second touch sensors having a mesh shape, extending in the second direction, and arranged in the first direction, first connection electrodes respectively connected to ends of the first touch sensors, second connection electrodes respectively connected to ends of the second touch sensors, and touch signal lines connected to the first connection electrodes and the second connection electrodes.
    Type: Application
    Filed: May 30, 2022
    Publication date: September 15, 2022
    Inventors: Nayun KWAK, Jongseok Kim, Chiwook An, Yong-hwan Park
  • Patent number: 11422664
    Abstract: A touch sensor includes a sensing electrode that receives a touch input disposed on a sensing area of a substrate; and a plurality of sensing lines disposed on a non-sensing area of the substrate. Each of the plurality of sensing lines includes a first area and a second area, and first and second metal layers electrically coupled to the sensing electrode. The second metal layer is disposed on the first metal layer, and an insulating layer is interposed between the first and second metal layers. The sensing lines include first and second sensing lines. The first and second sensing lines include the first and second metal layers in the first area. The first sensing line includes the first metal layer without the second metal layer in the second area, and the second sensing line includes the second metal layer without the first metal layer in the second area.
    Type: Grant
    Filed: January 25, 2021
    Date of Patent: August 23, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kwang Hyeok Kim, Mi Young Kim, So Yeon Park, Yong Hwan Park, Sang Hyun Jun
  • Patent number: 11402958
    Abstract: An electronic device includes a base layer, a first sensing pattern disposed on the base layer and including a plurality of first mesh lines, a second sensing pattern disposed on the base layer and spaced apart from the first sensing pattern, a first sensing line electrically connected to the first sensing pattern, and a second sensing line electrically connected to the second sensing pattern. Each of the first mesh lines includes at least one of a first end and a second end having a shape different from a shape of the first end, the first end faces the second sensing pattern, and the second end is spaced apart from the second sensing pattern.
    Type: Grant
    Filed: December 31, 2020
    Date of Patent: August 2, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Miyoung Kim, Yong-Hwan Park, Kwanghyeok Kim, Soyeon Park, Sanghyun Jun
  • Patent number: 11392233
    Abstract: An electronic device including: a first pattern part including first mesh lines in which a plurality of first cut line parts are defined; and a second pattern part spaced apart from the first pattern part in a first direction and including a plurality of second cut line parts in which a plurality of second cut line parts are defined. A first reference region is defined in the first pattern part; a second reference region having a same width and area as the first reference region in a second direction crossing the first direction is defined.
    Type: Grant
    Filed: May 2, 2021
    Date of Patent: July 19, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yong-Hwan Park, Nayun Kwak, Jongseok Kim
  • Patent number: 11385751
    Abstract: A sensing unit includes a plurality of first sensing electrodes of a first group disposed in a sensing area in a first direction, and a first sensing line electrically connected to one of the first sensing electrodes of the first group. The first sensing line is disposed in the sensing area and extends in a second direction intersecting the first direction.
    Type: Grant
    Filed: May 20, 2020
    Date of Patent: July 12, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ki Ho Bang, Yong Hwan Park, Chi Wook An, Seong Jun Lee
  • Patent number: 11374067
    Abstract: A display device includes: a display panel including a plurality of pixels and a plurality of panel lines connected to the pixels; a plurality of sensing electrodes on the display panel; a plurality of sensing lines connected to the sensing electrodes on the display panel; and a plurality of pads connected to the panel lines and the sensing lines, wherein, at a fan-out part between the pixels and the pads, the panel lines are grouped into a plurality of first line groups, the sensing lines are grouped into a plurality of second line groups, and the first line groups and the second line groups are alternately arranged.
    Type: Grant
    Filed: September 17, 2020
    Date of Patent: June 28, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yong-Hwan Park, Miyoung Kim, Soyeon Park
  • Patent number: 11367768
    Abstract: A display device according to an embodiment of the present disclosure includes a display panel including a display region and a non-display region, and a sensor unit which is disposed on the display panel and includes a sensing region and a non-sensing region. The sensor unit includes a touch sensor unit which detects a touch input in the sensing region and a photo sensor unit which detects ambient illuminance.
    Type: Grant
    Filed: March 30, 2021
    Date of Patent: June 21, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kwang Hyeok Kim, Sang Hyun Jun, Mi Young Kim, So Yeon Park, Yong Hwan Park, Sug Woo Jung
  • Publication number: 20220179513
    Abstract: A display device includes a display panel including pixels and a scan driver for driving the pixels. The pixels are in a display area and the scan driver is in a non-display area. A touch sensing unit is disposed on the display panel and includes touch electrodes disposed in a sensing area and touch sensing lines connected to the touch electrodes. The non-display area includes at least one multiplexer, the touch sensing lines are electrically connected to input terminals of the at least one multiplexer through touch contact holes formed on the display panel. Sensing channels electrically connected to output terminals of the multiplexer are parallel to the scan driver. The at least one multiplexer is disposed between the sensing channels and the scan driver.
    Type: Application
    Filed: December 3, 2021
    Publication date: June 9, 2022
    Inventors: Mi Young KIM, Kwang Hyeok KIM, Il Joo KIM, So Yeon PARK, Yong Hwan PARK, Hwan Hee JEONG
  • Patent number: 11355561
    Abstract: A display device includes a display member including a substrate and a plurality of light-emitting elements disposed on the substrate, a sensing member disposed on the display member, and a polarizing member disposed on the sensing member. The sensing member includes a sensing insulating layer and a sensing conductive layer disposed on the sensing insulating layer. The polarizing member includes a polarizing layer and a polarizing adhesive layer disposed between the polarizing layer and the sensing conductive layer. The polarizing adhesive layer is in contact with the sensing conductive layer.
    Type: Grant
    Filed: April 20, 2020
    Date of Patent: June 7, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yong Hwan Park, Seong Jun Lee, Do Yeon Kim, Mi Young Kim
  • Patent number: 11347341
    Abstract: A display device including a display panel including a flat area including a first display area and a first peripheral area adjacent to the first display area and a bending area including a second display area and a second peripheral area adjacent to the second display area, and an input sensing unit on the display panel. The input sensing unit includes first touch sensors having a mesh shape, extending in a first direction parallel to a bending axis of the bending area, and arranged in a second direction crossing the first direction, second touch sensors having a mesh shape, extending in the second direction, and arranged in the first direction, first connection electrodes respectively connected to ends of the first touch sensors, second connection electrodes respectively connected to ends of the second touch sensors, and touch signal lines connected to the first connection electrodes and the second connection electrodes.
    Type: Grant
    Filed: June 9, 2021
    Date of Patent: May 31, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Nayun Kwak, Jongseok Kim, Chiwook An, Yong-hwan Park
  • Publication number: 20220158129
    Abstract: A display device includes a substrate, a pixel disposed on the substrate, a thin-film encapsulation layer disposed on the pixel, a cover layer disposed on the thin-film encapsulation layer and in which an opening is defined, and a sensing part disposed on the cover layer. A recess part may be defined on an upper surface of the thin-film encapsulation layer overlapping the opening.
    Type: Application
    Filed: October 22, 2021
    Publication date: May 19, 2022
    Inventors: MIYOUNG KIM, YONG-HWAN PARK, KWANGHYEOK KIM, SOYEON PARK, SANGHYUN JUN
  • Patent number: 11330225
    Abstract: Provided is a display apparatus with improved assembly stability and clearance stability. The display apparatus includes a display unit and a stand connected to the display unit and supporting the display unit, wherein the stand includes a first stand member including a coupling protrusion, and a second stand member including a coupling groove in a shape corresponding to a shape of the coupling protrusion such that the coupling protrusion is inserted into the coupling groove, and coupled to the first stand member to form the stand, wherein the coupling protrusion is obliquely formed in a downward direction such that the first stand member and the second stand member coupled to each other in a diagonal direction.
    Type: Grant
    Filed: September 3, 2018
    Date of Patent: May 10, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Yong Hwan Park
  • Publication number: 20220109028
    Abstract: A display device includes: a display panel displaying an image and including a light emitting area and a non-light-emitting area adjacent to the light emitting area, wherein a light emitting element is disposed in the light emitting area; and an input sensor disposed on the display panel and comprising a sensing electrode, wherein an opening in the sensing electrode partially exposes the light emitting area, wherein the sensing electrode includes: a first touch electrode disposed to overlap the non-light-emitting area; and a second touch electrode overlapping the light emitting area and the non-light-emitting area and electrically connected to the first touch electrode.
    Type: Application
    Filed: July 1, 2021
    Publication date: April 7, 2022
    Inventors: Yong-Hwan PARK, Soyeon PARK, Kwanghyeok KIM, Miyoung KIM, Sanghyun JUN
  • Publication number: 20220109038
    Abstract: A display device according to an embodiment of the present disclosure includes a display panel including a display region and a non-display region, and a sensor unit which is disposed on the display panel and includes a sensing region and a non-sensing region. The sensor unit includes a touch sensor unit which detects a touch input in the sensing region and a photo sensor unit which detects ambient illuminance.
    Type: Application
    Filed: March 30, 2021
    Publication date: April 7, 2022
    Inventors: Kwang Hyeok KIM, Sang Hyun JUN, Mi Young KIM, So Yeon PARK, Yong Hwan PARK, Sug Woo JUNG
  • Publication number: 20220091718
    Abstract: A display device includes a window, a display panel disposed under the window, and an input sensor disposed between the window and the display panel and having a center area and a corner area disposed outside of the center area. The input sensor includes a first sensor part disposed in the center area and a second sensor part disposed in the corner area. The first sensor part includes first unit electrodes. The second sensor part includes a second unit electrode including a first part overlapping a first area and a second part extending from the first part and overlapping a first portion of a second area adjacent to the first area. A third unit electrode overlaps a second portion of the second area. The area of the second unit electrode is equal to or greater than the area of each of the first unit electrodes.
    Type: Application
    Filed: June 22, 2021
    Publication date: March 24, 2022
    Inventors: YOUNGWOO PARK, Tae Hyun KIM, Yong-Hwan PARK, Jonghyun CHOI
  • Publication number: 20220093693
    Abstract: An electronic device includes a display unit having a plurality of pixels. Each of the pixels includes a transistor and a light-emitting element. A plurality of signal lines is connected to the pixels. An encapsulation layer covers the pixels. The display unit includes a display region and a non-display region adjacent to the display region in a plan view. A sensing unit includes a plurality of sensing patterns overlapping the display region. A plurality of sensing pads overlaps the non-display region. A plurality of sensing lines electrically connects the sensing patterns and the sensing pads. A bridge line is connected to a first sensing line and a corresponding first sensing pad. The bridge line is bent to extend in a direction that is different from an extending direction of the first sensing line to connect the bridge line to the first sensing pad.
    Type: Application
    Filed: June 30, 2021
    Publication date: March 24, 2022
    Inventors: KWANGHYEOK KIM, YONG-HWAN PARK, SANGHYUN JUN, MIYOUNG KIM, SOYEON PARK, SUGWOO JUNG
  • Patent number: 11244988
    Abstract: An input sensing unit of a display device includes a plurality of sensor units arranged in first and second directions, a plurality of first wirings, and a plurality of second wirings that are respectively connected to the plurality of sensor units. Each of the plurality of sensor units includes a first sensor and a sensor group corresponding to the first sensor and including k number (where k is a positive integer greater than 1) of second sensors arranged in the second direction. First sensors in sensor units arranged in the first direction among the plurality of sensor units are respectively connected to different first wirings among the plurality of first wirings, and first sensors in sensor units arranged in the second direction among the plurality of sensor units are respectively connected to different first wirings among the plurality of first wirings.
    Type: Grant
    Filed: May 6, 2020
    Date of Patent: February 8, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yong-Hwan Park, Miyoung Kim, Soyeon Park
  • Patent number: 11237686
    Abstract: An electronic device is provided, which includes a substrate, a protruding pattern, a first conductive pattern, an insulating layer, and a second conductive pattern. The protruding pattern is disposed on the substrate. The first conductive pattern is disposed on the substrate and covers the protruding pattern. The insulating layer is disposed on the first conductive pattern. The insulating layer includes an opening overlapping at least a portion of the protruding pattern. The second conductive pattern is disposed on the insulating layer. The second conductive pattern is connected to the first conductive pattern through the opening.
    Type: Grant
    Filed: February 1, 2021
    Date of Patent: February 1, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hwan-hee Jeong, Yong-hwan Park, Yeontae Kim, Taejoon Kim