Patents by Inventor Choon-Hyop Lee

Choon-Hyop Lee 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: 20190317621
    Abstract: A display device includes a display panel configured to display an image. A window laces the display panel and includes a transparent display area configured to transmit the image displayed on the display panel therethrough. A non-display area at least partially surrounds the display area. A light-blocking pattern layer is disposed on the non-display area of the window. A touch member is disposed between the display panel and the window and includes a voltage line. A pressure sensing wiring is disposed between the touch member and the window and at least partially overlaps the voltage line. The voltage line and the pressure sensing wiring overlap the light-blocking pattern layer.
    Type: Application
    Filed: February 7, 2019
    Publication date: October 17, 2019
    Inventors: CHOON HYOP LEE, GA YEON YUN, JEONG HEON LEE
  • Publication number: 20190278409
    Abstract: A touch sensor includes: a substrate having a flat area and a bent area bent from the flat area; a plurality of first sensing electrodes on the substrate and extending in a first direction; and a plurality of second sensing electrodes on the substrate and extending in a second direction crossing the first direction. The first sensing electrodes include a plurality of first sensing patterns arranged in the first direction and a plurality of first connecting patterns respectively connecting adjacent ones of first sensing patterns to each other, and the second sensing electrodes include a plurality of second sensing patterns arranged in the second direction. A first angle between a first one of the first connecting patterns in the flat area and the first direction is different from a second angle between a second one of the first connecting patterns in the bent area and the first direction.
    Type: Application
    Filed: January 17, 2019
    Publication date: September 12, 2019
    Inventors: Choon Hyop Lee, Ga Yeon Yun, Jeong Heon Lee
  • Publication number: 20190278398
    Abstract: A touch sensor includes a substrate, a touch input unit, a plurality of wires, and a pad unit. The touch input unit is disposed on the substrate and includes a plurality of sensing electrodes for sensing user touch. The pad unit includes a plurality of pads electrically connected to the sensing electrodes through the wires. The pads include a first pad. The first pad includes a first conductive film disposed on the substrate, an insulating film disposed on the first conductive film, and a second conductive film disposed on the insulating film. The insulating film includes a plurality of first-type holes and a plurality of second-type holes. Each first-type hole of the first-type holes is smaller than each second-type hole of the second-type holes.
    Type: Application
    Filed: December 19, 2018
    Publication date: September 12, 2019
    Inventors: Chang Bum Kim, Jung Mok Park, Young Sik Kim, Choon Hyop Lee, Byeong Kyu Jeon
  • Patent number: 10402021
    Abstract: A touch sensing device may include a base substrate, and a first touch electrode including first sensing patterns disposed on the base substrate wherein each first sensing pattern has a shape that is periodically repeated along a first direction, a first dummy pattern disposed between the first sensing patterns on the same layer, and a first dummy connector connecting each first sensing pattern to the first dummy pattern. A first insulation layer is disposed on the first touch electrode, and a second touch electrode including second sensing patterns disposed on the first insulation layer wherein each second sensing pattern has a shape that is periodically repeated along a second direction crossing the first direction, a second dummy pattern disposed between the plurality of second sensing patterns on the same layer, and a second dummy connector connecting each second sensing pattern to the second dummy pattern.
    Type: Grant
    Filed: November 21, 2016
    Date of Patent: September 3, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Choon-Hyop Lee, Young-Sik Kim, In-Nam Lee
  • Patent number: 10359892
    Abstract: A flexible touch sensing unit includes a substrate including a plane region and a bending region, a plurality of sensing electrodes disposed on the substrate, a plurality of sensing lines surrounding the plurality of sensing electrodes and electrically connected to the plurality of sensing electrodes, and a damage prevention layer disposed in the bending region. Cracks on the sensing electrodes and the sensing lines which are disposed in the bending region may be prevented by the damage prevention layer in the bending region. A resulting flexible display device using the flexible touch sensing unit may be thinner by omission of a flexibility enhancing layer.
    Type: Grant
    Filed: December 20, 2016
    Date of Patent: July 23, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kang-Won Lee, Young-Sik Kim, Hee-Woong Park, Young-Seok Yoo, Jeong-Heon Lee, Sung-Hwan Kim, Hyung-Chul Kim, Choon-Hyop Lee, Hyun-Jae Lee
  • Patent number: 10283347
    Abstract: A display device including a first film, a flexible printed circuit, and a second film. The first film includes a substrate and a non-adhesive pattern, where the substrate includes a first area and a second area adjacent to the first area, and the non-adhesive pattern is formed on at least a portion of the second area. The flexible printed circuit is disposed on the first area of the first film. The second film is disposed on the flexible printed circuit and the first film.
    Type: Grant
    Filed: August 3, 2017
    Date of Patent: May 7, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Choon-Hyop Lee, Hee-Woong Park, Kang-Won Lee, Jeong-Heon Lee, Won-Gu Cho
  • Patent number: 10268241
    Abstract: A touch screen panel including a display panel; a first flexible circuit board including a first end connected to the display panel, the first flexible circuit board having at least one first opening; a touch panel disposed on the display panel and the first flexible circuit board; and a second flexible circuit board including a first end connected to the touch panel, the second flexible circuit board having at least one second opening corresponding to the at least one first opening.
    Type: Grant
    Filed: February 16, 2017
    Date of Patent: April 23, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kang Won Lee, Hee Woong Park, Young Seok Yoo, Jeong Heon Lee, Choon Hyop Lee, In Nam Lee, Hyun Jae Lee
  • Publication number: 20190095005
    Abstract: A display device includes a display panel having a display portion. A window is disposed above the display portion. The window includes a display area, on which a screen is displayed by the display portion, and a non-display area, disposed around the display area. The non-display area of the window includes a sensing portion and a non-sensing portion. The non-display area of the window includes a first light shielding member. The sensing portion includes a first conductive layer and a second conductive layer stacked on the first conductive layer with the first light shielding member interposed therebetween.
    Type: Application
    Filed: August 23, 2018
    Publication date: March 28, 2019
    Inventors: Choon Hyop Lee, Ga Yeon Yun
  • Patent number: 10180749
    Abstract: A touch screen panel includes: a substrate; electrode patterns disposed on the substrate; insulation patterns disposed partially covering the electrode patterns, the insulation patterns defining openings, wherein at least a part of top surfaces of the electrode patterns are exposed through the openings; connecting conductive patterns disposed on the insulation patterns, the connecting conductive patterns filling at least a part of the openings and being electrically connected to the electrode patterns; and wirings disposed on at least a portion of the connecting conductive patterns.
    Type: Grant
    Filed: March 22, 2016
    Date of Patent: January 15, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: In-Nam Lee, Sung-Ku Kang, Joo-Han Bae, Dong-Eun Lee, Byeong-Jin Lee, Choon-Hyop Lee
  • Patent number: 10168840
    Abstract: A touch screen panel includes a substrate including an active area and a non-active area surrounding the active area, sensing cells disposed in the active area, the sensing cells comprising a first transparent conductive layer, and connection lines disposed in the non-active area, the connection lines comprising a lower pattern comprising the first transparent conductive layer and an upper pattern disposed on the lower pattern and comprising a metal layer, in which an ionicity of the metal layer is greater than an ionicity of the first transparent conductive layer.
    Type: Grant
    Filed: August 25, 2015
    Date of Patent: January 1, 2019
    Assignee: Samsung Display Co., Ltd
    Inventors: In-Nam Lee, Choon-Hyop Lee, Sung-Ku Kang, Heung-Seok Go, Young-Kuil Joo
  • Publication number: 20180196180
    Abstract: A display device is provided. The display device includes an anti-reflection film.
    Type: Application
    Filed: March 6, 2018
    Publication date: July 12, 2018
    Inventors: Suk CHOI, Sung Ku KANG, In Nam LEE, Heung Seok GO, Young Do KIM, Jeong Heon LEE, Choon-Hyop LEE, Young Kuil JOO
  • Patent number: 9990098
    Abstract: A touch screen panel includes a substrate having a first surface and a second surface opposite the first surface, a plurality of first sensing electrodes coupled in a first direction, and a plurality of second sensing electrodes coupled in a second direction crossing the first direction, the first and second sensing electrodes being on the first surface, a plurality of third sensing electrodes overlapping the first sensing electrodes, a plurality of fourth sensing electrodes overlapping the second sensing electrodes, the third and fourth sensing electrodes being on the second surface, wherein the sensing electrodes on the first surface and the sensing electrodes on the second surface overlapping each other are electrically coupled to each other through coupling units for coupling the first surface of the substrate and the second surface of the substrate to each other.
    Type: Grant
    Filed: November 23, 2016
    Date of Patent: June 5, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung-Ku Kang, Choon-Hyop Lee, Jeong-Heon Lee
  • Patent number: 9921349
    Abstract: A display device is provided. The display device includes an anti-reflection film. The anti-reflection film includes a base film, a retardation coating layer disposed on a first side of the base film so as to delay a phase of transmitted light, and a polarizer coating layer disposed on a second side of the base film so as to allow a polarization component of the transmitted light in a specific direction to pass through, wherein the retardation coating layer and the polarizer coating layer are formed by applying a liquid crystal on the base film.
    Type: Grant
    Filed: March 1, 2016
    Date of Patent: March 20, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Suk Choi, Sung Ku Kang, In Nam Lee, Heung Seok Go, Young Do Kim, Jeong Heon Lee, Choon-Hyop Lee, Young Kuil Joo
  • Publication number: 20180061634
    Abstract: A display device including a first film, a flexible printed circuit, and a second film. The first film includes a substrate and a non-adhesive pattern, where the substrate includes a first area and a second area adjacent to the first area, and the non-adhesive pattern is formed on at least a portion of the second area. The flexible printed circuit is disposed on the first area of the first film. The second film is disposed on the flexible printed circuit and the first film.
    Type: Application
    Filed: August 3, 2017
    Publication date: March 1, 2018
    Inventors: Choon-Hyop LEE, Hee-Woong PARK, Kang-Won LEE, Jeong-Heon LEE, Won-Gu CHO
  • Publication number: 20170277313
    Abstract: A display device including a display panel for displaying an image on a front surface of the display panel; a touch sensing unit provided on the display panel to sense a touch; an insulating film covering the touch sensing unit; a first circuit board of which one end is connected to the touch sensing unit; and a polarizing layer covering the touch sensing unit and a portion of the first circuit board.
    Type: Application
    Filed: October 28, 2016
    Publication date: September 28, 2017
    Inventors: Kang Won LEE, Hee Woong PARK, Jeong Heon LEE, Won Gu CHO, Mu Gyeom KIM, Choon Hyop LEE, Seung Lyong BOK
  • Publication number: 20170242457
    Abstract: A touch screen panel including a display panel; a first flexible circuit board including a first end connected to the display panel, the first flexible circuit board having at least one first opening; a touch panel disposed on the display panel and the first flexible circuit board; and a second flexible circuit board including a first end connected to the touch panel, the second flexible circuit board having at least one second opening corresponding to the at least one first opening.
    Type: Application
    Filed: February 16, 2017
    Publication date: August 24, 2017
    Inventors: Kang Won LEE, Hee Woong PARK, Young Seok YOO, Jeong Heon LEE, Choon Hyop LEE, In Nam LEE, Hyun Jae LEE
  • Publication number: 20170199619
    Abstract: A flexible touch sensing unit includes a substrate including a plane region and a bending region, a plurality of sensing electrodes disposed on the substrate, a plurality of sensing lines surrounding the plurality of sensing electrodes and electrically connected to the plurality of sensing electrodes, and a damage prevention layer disposed in the bending region. Cracks on the sensing electrodes and the sensing lines which are disposed in the bending region may be prevented by the damage prevention layer in the bending region. A resulting flexible display device using the flexible touch sensing unit may be thinner by omission of a flexibility enhancing layer.
    Type: Application
    Filed: December 20, 2016
    Publication date: July 13, 2017
    Inventors: Kang-Won LEE, Young-Sik KIM, Hee-Woong PARK, Young-Seok YOO, Jeong-Heon LEE, Sung-Hwan KIM, Hyung-Chul KIM, Choon-Hyop LEE, Hyun-Jae LEE
  • Publication number: 20170199594
    Abstract: A touch screen panel including a base substrate, a first touch electrode disposed on the base substrate and including a first sensing electrode disposed along a first direction and a first sensing connection portion connected to the first sensing electrode and having a first width, an insulation layer disposed on the first touch electrode, and a second touch electrode disposed on the insulation layer and including a second sensing electrode disposed along a second direction crossing the first direction and a second sensing connection portion connected to the second sensing electrode and having a second width. The second width is equal to or greater than one and a half times the first width.
    Type: Application
    Filed: August 3, 2016
    Publication date: July 13, 2017
    Inventors: In-Nam LEE, Dae-Won KIM, Hee-Woong PARK, Jeong-Heon LEE, Choon-Hyop LEE, Mi-Hee SON, Ga-Yeon YUN
  • Publication number: 20170160870
    Abstract: A touch sensing device may include a base substrate, and a first touch electrode including first sensing patterns disposed on the base substrate wherein each first sensing pattern has a shape that is periodically repeated along a first direction, a first dummy pattern disposed between the first sensing patterns on the same layer, and a first dummy connector connecting each first sensing pattern to the first dummy pattern. A first insulation layer is disposed on the first touch electrode, and a second touch electrode including second sensing patterns disposed on the first insulation layer wherein each second sensing pattern has a shape that is periodically repeated along a second direction crossing the first direction, a second dummy pattern disposed between the plurality of second sensing patterns on the same layer, and a second dummy connector connecting each second sensing pattern to the second dummy pattern.
    Type: Application
    Filed: November 21, 2016
    Publication date: June 8, 2017
    Inventors: Choon-Hyop LEE, Young-Sik KIM, In-Nam LEE
  • Publication number: 20170115800
    Abstract: A touch screen panel includes: a substrate; electrode patterns disposed on the substrate; insulation patterns disposed partially covering the electrode patterns, the insulation patterns defining openings, wherein at least a part of top surfaces of the electrode patterns are exposed through the openings; connecting conductive patterns disposed on the insulation patterns, the connecting conductive patterns filling at least a part of the openings and being electrically connected to the electrode patterns; and wirings disposed on at least a portion of the connecting conductive patterns.
    Type: Application
    Filed: March 22, 2016
    Publication date: April 27, 2017
    Inventors: In-Nam LEE, Sung-Ku KANG, Joo-Han BAE, Dong-Eun LEE, Byeong-Jin LEE, Choon-Hyop LEE