Patents by Inventor Min-Hoon CHOI

Min-Hoon CHOI 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: 20180143353
    Abstract: A display apparatus includes a display module having a display surface configured to display an image, and a window member disposed on the display surface. The window member includes a flexible base layer having a plurality of concave patterns defined on an upper portion thereof, and a plurality of hard coating patterns each disposed in a respective one of the concave patterns and having a hardness greater than the hardness of the flexible base layer.
    Type: Application
    Filed: September 29, 2017
    Publication date: May 24, 2018
    Inventors: Kyungtae KIM, Boa KIM, Sanghoon KIM, Hyunjoon OH, Sang-il PARK, Heonjung SHIN, Hye-jin OH, Jeoungsub LEE, Min-hoon CHOI
  • Publication number: 20180134007
    Abstract: The present disclosure relates to a window for a flexible display device, including: a first film including a transparent base film and a plurality of holes passing through the transparent base film; a second film overlapping the first film; a buffer layer between the first film and the second film to attach a first side of the first film and a first side of the second film; and a hard coated layer on a second side of the second film.
    Type: Application
    Filed: October 23, 2017
    Publication date: May 17, 2018
    Inventors: Jeoung Sub LEE, Heon Jung SHIN, Hyun Joon OH, Hye-Jin OH, Min-Hoon CHOI, Kyung Tae KIM, Bo A KIM, Sang Hoon KIM, Sang-Il PARK
  • Publication number: 20180132370
    Abstract: A cover window for a display device includes: a first film; a second film on the first film; and an adhesive layer between the first film and the second film. The adhesive layer has a lap shear modulus in a range of 20 kPa to 50 kPa.
    Type: Application
    Filed: October 24, 2017
    Publication date: May 10, 2018
    Inventors: Min-Hoon CHOI, Heon Jung SHIN, Hye-Jin OH, Jeoung Sub LEE, Kyung Tae KIM, Bo A KIM, Sang Hoon KIM, Sang-Il PARK, Hyun Joon OH
  • Publication number: 20180101198
    Abstract: A cover window for a display device includes a first film; a second film on the first film; an adhesive layer between the first film and the second film; a coating layer on the second film; and an inner anti-reflective layer between the first film and the coating layer.
    Type: Application
    Filed: June 23, 2017
    Publication date: April 12, 2018
    Inventors: Min-Hoon Choi, Heon Jung Shin, Hye-Jin Oh, Jeoung Sub Lee, Bo A Kim, Sang Hoon Kim, Sang-Il Park, Hyun Joon Oh
  • Publication number: 20180063980
    Abstract: An exemplary embodiment provides a cover window for a display device, including: a first film; a second film disposed on the first film; and an adhesive layer disposed between the first film and the second film, wherein the adhesive layer includes an elastic polymer, and wherein a ratio of a thickness of the second film to a thickness of the first film is in a range of 0.2 to 5.
    Type: Application
    Filed: February 13, 2017
    Publication date: March 1, 2018
    Inventors: Heon Jung SHIN, Hye-Jin Oh, Jeoung Sub Lee, Min-Hoon Choi, Bo A Kim, Sang Hoon Kim, Sang-Il Park, Hyun Joon Oh
  • Publication number: 20180059736
    Abstract: An electronic device includes a foldable display device, a supporting member, and a housing. The foldable display device includes at least one folding area and a plurality of non-folding areas. The supporting member is disposed in the non-folding areas to support the foldable display device. The housing includes a body part that contains the foldable display device and the supporting member, and a hinge member that folds or unfolds sections of the body part, the body part supporting the supporting member for movement relative to the housing. A folding axis defined in the folding area by the location of the hinge member is changeable in response to movement of the supporting member in the housing.
    Type: Application
    Filed: April 20, 2017
    Publication date: March 1, 2018
    Inventors: Sang-Hoon KIM, Bo-A KIM, Sang-Il PARK, Heon-Jung SHIN, Hyun-Joon OH, Hye-Jin OH, Jeoung-Sub LEE, Min-Hoon CHOI
  • Publication number: 20170338286
    Abstract: A display device includes: a display panel layer including a display area and a second non-light emitting area, the display area including a plurality of light emitting areas and a first non-light emitting area, the first non-light emitting area being around each of the light emitting areas, and the second non-light emitting area being outside the display area; a window coating layer directly on a first surface of the display panel layer; and a first curl-preventing pattern overlapping at least one of the first non-light emitting area and the second non-light emitting area when viewed in a plan view and contacting the window coating layer. The first curl-preventing pattern is configured to prevent the window coating layer from curling.
    Type: Application
    Filed: November 18, 2016
    Publication date: November 23, 2017
    Inventors: Hyunjoon Oh, Byunghoon Kang, Boa Kim, Sanghoon Kim, Sang-il Park, Heonjung Shin, Hye-jin Oh, Jeongsub Lee, Junhyuk Cheon, Min-hoon Choi
  • Patent number: 9733674
    Abstract: A display device according to one or more embodiments of the present invention includes: a flexible display panel that is configured to be widened or narrowed, the flexible display panel including a display part configured to display an image at a first surface of the flexible display panel, and a bending part configured to be folded in a direction away from the display part; and a driving unit including one or more rollers in close proximity to the bending part, and configured to rotate to widen or narrow the flexible display panel.
    Type: Grant
    Filed: February 4, 2016
    Date of Patent: August 15, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jeoung Sub Lee, Sang-Il Park, Hyun Joon Oh, Hye-Jin Oh, Min-Hoon Choi, In Sun Hwang
  • Publication number: 20170123461
    Abstract: Provided is a flexible display apparatus defined by a folding area configured to be folded with respect to a folding axis extending in one direction, a non-folding area adjacent the folding area, a display area, and a non-display area adjacent the display area, the display apparatus including a touch screen panel, a window layer on a top surface of the touch screen panel, and including a flat section overlapping the display area, and having a first thickness, and a curvature section extending from the flat section, overlapping the folding area and the non-display area, and having a thickness that gradually decreases away from the flat section, and a cushion layer on a bottom surface of the touch screen panel.
    Type: Application
    Filed: June 13, 2016
    Publication date: May 4, 2017
    Inventors: Sanghoon Kim, Boa Kim, Hyunjoon Oh, Sang-Il Park, Heonjung Shin, Jeoungsub Lee, Min-Hoon Choi
  • Patent number: 9619059
    Abstract: A stretchable display device, including a stretchable display panel to display images; and a window on a touch sensing layer, the window including a soft part and a plurality of hard parts attached on a surface of the soft part, the hard parts including an attachment portion attached to the soft part and a non-attachment portion not attached to the soft part.
    Type: Grant
    Filed: November 10, 2015
    Date of Patent: April 11, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sang-Il Park, Hyun Joon Oh, Hye-Jin Oh, Jeoung Sub Lee, Min-Hoon Choi
  • Patent number: 9519083
    Abstract: Provided is a display window for a display apparatus, the display window including a base plate; a plurality of first coating patterns on an entire first surface of the base plate spaced from one another; and a plurality of second coating patterns on an entire second surface of the base plate spaced from one another and corresponding to the first coating patterns. A width of each of the first coating patterns is less than a width of a corresponding second coating pattern.
    Type: Grant
    Filed: October 30, 2014
    Date of Patent: December 13, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sang-Il Park, Hyun-Joon Oh, Hye-Jin Oh, Jeoung-Sub Lee, Min-Hoon Choi, In-Sun Hwang
  • Patent number: 9507191
    Abstract: A window panel includes a plurality of unit patterns arranged along a first direction, each of the plurality of unit patterns having a base surface portion, a plurality of inclined portions, the plurality of inclined portions being inclined upwardly from the base surface portion, and a top portion disposed at a top of the inclined portions, wherein a lower edge of a first inclined portion of each unit pattern of the plurality of unit patterns adjoins a lower edge of a second inclined portion of a neighboring unit pattern.
    Type: Grant
    Filed: May 8, 2014
    Date of Patent: November 29, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sang-Il Park, In Sun Hwang, Jeoung Sub Lee, Min Hoon Choi
  • Publication number: 20160320803
    Abstract: There is provided a flexible display device including a display panel for displaying an image, and a window substrate covering the touch screen panel, the widow substrate including a flexible base layer including an externally facing first surface, and a second surface opposite the first surface and facing the display panel, a hard coating layer having a hardness that is larger than that of the base layer, and including a plurality of coating tiles on the first surface of the base layer that are spaced to have a gap between adjacent ones of the coating tiles, and a self-healing coating layer including a self-healing material and covering the hard coating layer on the base layer.
    Type: Application
    Filed: December 29, 2015
    Publication date: November 3, 2016
    Inventors: Hye-Jin OH, Sang-Il PARK, Hyun Joon OH, Jeoung Sub LEE, Min-Hoon CHOI, In Sun HWANG
  • Publication number: 20160316587
    Abstract: A display device according to one or more embodiments of the present invention includes: a flexible display panel that is configured to be widened or narrowed, the flexible display panel including a display part configured to display an image at a first surface of the flexible display panel, and a bending part configured to be folded in a direction away from the display part; and a driving unit including one or more rollers in close proximity to the bending part, and configured to rotate to widen or narrow the flexible display panel.
    Type: Application
    Filed: February 4, 2016
    Publication date: October 27, 2016
    Inventors: Jeoung Sub LEE, Sang-Il PARK, Hyun Joon OH, Hye-Jin OH, Min-Hoon CHOI, In Sun HWANG
  • Publication number: 20160270217
    Abstract: A display device is disclosed. In one aspect, the display device includes a flexible display configured to display an image and a flexible adhesive layer formed on a side of the display and configured to adhere the display to an object that is not part of the display device. The adhesive layer includes a base layer and a plurality of adhesive projections extending from an outer surface of the base layer and configured to be adhered to the object.
    Type: Application
    Filed: February 24, 2016
    Publication date: September 15, 2016
    Inventors: Sang-il Park, Hyun joon Oh, Hye-jin Oh, Jeoungsub Lee, Min-hoon Choi
  • Patent number: 9411377
    Abstract: A flexible display device includes a flexible display panel, a touch sensing layer on the flexible display panel, and a window on the touch sensing layer. The window may include an elastic portion and a plurality of rigid portions at a surface of the elastic portion and separated from each other. The elastic portion may be made of a soft material having elastic characteristics, and the rigid portion may be made of a hard material. The rigid portion may have a checkered pattern or a striped pattern at the surface of the elastic portion. The flexible display device may also include a barrier film at a surface of the flexible display panel. The barrier film may protect the flexible display panel and the touch sensing layer from external impacts.
    Type: Grant
    Filed: July 15, 2014
    Date of Patent: August 9, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-II Park, Jeoung Sub Lee, Min-Hoon Choi, In Sun Hwang
  • Publication number: 20160224068
    Abstract: A flexible display device including a display panel configured to display an image, a touch screen panel on the display panel, and a window substrate covering the touch screen panel. The window substrate includes: a flexible base layer including a first surface facing an outside and a second surface facing the display panel in an opposite direction to the first surface; a first coating layer having hardness higher than that of the base layer and having a plurality of first coating tiles arranged on the first surface of the base layer thereof, at a first gap from each other; and a second coating layer having hardness higher than that of the base layer and having a plurality of second coating tiles arranged on a layer different from the first surface of the base layer thereof, at a second gap from each other.
    Type: Application
    Filed: September 28, 2015
    Publication date: August 4, 2016
    Inventors: Min-Hoon CHOI, Sang-Il PARK, Hyun Joon OH, Hye-Jin OH, Jeoung Sub LEE, In Sun HWANG
  • Publication number: 20160221294
    Abstract: Disclosed herein is a flexible display device including a display panel displaying an image, a touch screen panel on the display panel, and a window substrate covering the touch screen panel. The window substrate includes: a flexible base layer including a first surface facing an outside and a second surface facing the display panel in an opposite direction to the first surface; and a coating layer having hardness higher than that of the base layer and having a plurality of coating tiles arranged on the first surface of the base layer thereof, each coating tile being spaced from adjacent ones of the coating tiles.
    Type: Application
    Filed: August 10, 2015
    Publication date: August 4, 2016
    Inventors: Min-Hoon Choi, Jeoung Sub Lee, Sang-Il Park, Hyun Joon Oh, Hye-Jin Oh, In Sun Hwang
  • Publication number: 20160216791
    Abstract: A stretchable display device, including a stretchable display panel to display images; and a window on a touch sensing layer, the window including a soft part and a plurality of hard parts attached on a surface of the soft part, the hard parts including an attachment portion attached to the soft part and a non-attachment portion not attached to the soft part.
    Type: Application
    Filed: November 10, 2015
    Publication date: July 28, 2016
    Inventors: Sang-Il PARK, Hyun Joon OH, Hye-Jin OH, Jeoung Sub LEE, Min-Hoon CHOI
  • Publication number: 20150355384
    Abstract: Provided is a display window for a display apparatus, the display window including a base plate; a plurality of first coating patterns on an entire first surface of the base plate spaced from one another; and a plurality of second coating patterns on an entire second surface of the base plate spaced from one another and corresponding to the first coating patterns. A width of each of the first coating patterns is less than a width of a corresponding second coating pattern.
    Type: Application
    Filed: October 30, 2014
    Publication date: December 10, 2015
    Inventors: Sang-Il PARK, Hyun-Joon OH, Hye-Jin OH, Jeoung-Sub LEE, Min-Hoon CHOI, In-Sun HWANG