Patents by Inventor Youn Hwan Jung

Youn Hwan Jung 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: 11145820
    Abstract: An organic optoelectronic device and a display device including the same, the organic optoelectronic device including: an anode and a cathode facing each other; a light-emitting layer positioned between the anode and the cathode; a hole transport layer positioned between the anode and the light-emitting layer; an auxiliary hole transport layer positioned between the hole transport layer and the light-emitting layer; an electron transport layer positioned between the cathode and the light-emitting layer; and an auxiliary electron transport layer positioned between the electron transport layer and the light-emitting layer, wherein the auxiliary electron transport layer includes at least one kind of first compound represented by chemical formula 1, and the auxiliary hole transport layer includes at least one kind of second compound represented by a combination of a moiety represented by chemical formula 2, a moiety represented by chemical formula 3 and a moiety represented by chemical formula 4.
    Type: Grant
    Filed: April 18, 2017
    Date of Patent: October 12, 2021
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Ho-Kuk Jung, Jae-Jin Oh, Dong-Wan Ryu, Su-Jin Han, Gi-Wook Kang, Eui-Su Kang, Youn-Hwan Kim, Hun Kim, Jae-Han Park, Yong-Tak Yang, Eun-Sun Yu, Han-Ill Lee, Woo-Seok Jeong
  • Publication number: 20210135152
    Abstract: Provided is a display device, comprising a display panel which comprises a first area and a second area located around the first area; and an under-panel sheet which is located under the display panel and overlaps the first area and the second area, wherein the under-panel sheet comprises a buffer member and a strength reinforcing member, wherein the strength reinforcing member is thinner than the buffer member, and a ratio of a thickness of the buffer member to a thickness of the strength reinforcing member is 3 to 6 times.
    Type: Application
    Filed: January 11, 2021
    Publication date: May 6, 2021
    Inventors: Youn Hwan JUNG, Kyu Han BAE, Jae Lok CHA, Kang Yong LEE
  • Patent number: 10892441
    Abstract: Provided is a display device, comprising a display panel which comprises a first area and a second area located around the first area; and an under-panel sheet which is located under the display panel and overlaps the first area and the second area, wherein the under-panel sheet comprises a buffer member and a strength reinforcing member, wherein the strength reinforcing member is thinner than the buffer member, and a ratio of a thickness of the buffer member to a thickness of the strength reinforcing member is 3 to 6 times.
    Type: Grant
    Filed: July 8, 2019
    Date of Patent: January 12, 2021
    Inventors: Youn Hwan Jung, Kyu Han Bae, Jae Lok Cha, Kang Yong Lee
  • Publication number: 20190334118
    Abstract: Provided is a display device, comprising a display panel which comprises a first area and a second area located around the first area; and an under-panel sheet which is located under the display panel and overlaps the first area and the second area, wherein the under-panel sheet comprises a buffer member and a strength reinforcing member, wherein the strength reinforcing member is thinner than the buffer member, and a ratio of a thickness of the buffer member to a thickness of the strength reinforcing member is 3 to 6 times.
    Type: Application
    Filed: July 8, 2019
    Publication date: October 31, 2019
    Inventors: Youn Hwan JUNG, Kyu Han BAE, Jae Lok CHA, Kang Yong LEE
  • Patent number: 10374191
    Abstract: Provided is a display device, comprising a display panel which comprises a first area and a second area located around the first area; and an under-panel sheet which is located under the display panel and overlaps the first area and the second area, wherein the under-panel sheet comprises a buffer member and a strength reinforcing member, wherein the strength reinforcing member is thinner than the buffer member, and a ratio of a thickness of the buffer member to a thickness of the strength reinforcing member is 3 to 6 times.
    Type: Grant
    Filed: January 10, 2018
    Date of Patent: August 6, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Youn Hwan Jung, Kyu Han Bae, Jae Lok Cha, Kang Yong Lee
  • Patent number: 10261639
    Abstract: A touch display device includes a touch screen, a display panel, a window member, and an adhesive layer. The display panel is configured to display an image and includes a first curved surface area. The window member is disposed on the display panel and includes a second curved surface area disposed in correspondence with the first curved surface area. The adhesive layer is disposed between the display panel and the touch screen panel and is configured to block light in at least a portion thereof. The display panel is disposed between the window member and the touch screen panel.
    Type: Grant
    Filed: May 4, 2016
    Date of Patent: April 16, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Won-Il Lee, Youn-Hwan Jung
  • Publication number: 20190006615
    Abstract: Provided is a display device, comprising a display panel which comprises a first area and a second area located around the first area; and an under-panel sheet which is located under the display panel and overlaps the first area and the second area, wherein the under-panel sheet comprises a buffer member and a strength reinforcing member, wherein the strength reinforcing member is thinner than the buffer member, and a ratio of a thickness of the buffer member to a thickness of the strength reinforcing member is 3 to 6 times.
    Type: Application
    Filed: January 10, 2018
    Publication date: January 3, 2019
    Inventors: Youn Hwan JUNG, Kyu Han BAE, Jae Lok CHA, Kang Yong LEE
  • Publication number: 20180364846
    Abstract: A display device has a first area, and a second area that extends from the first area and has a bent shape, the display device including a display module including a display panel, which has a corner portion in the second area, an input-sensing member on the display panel and including a body portion, which overlaps with the display panel, and an extension, which extends from the body portion, is in the second area, and does not overlap with the display panel, and a first bonding layer between the display module and the input-sensing member, wherein an edge of the extension extends beyond an edge of the corner portion.
    Type: Application
    Filed: May 21, 2018
    Publication date: December 20, 2018
    Inventors: Hyeong Cheol AHN, Yang Han SON, Yun Oh NAM, Won Il LEE, Youn Hwan JUNG, So Hyun KIM
  • Publication number: 20170115758
    Abstract: A touch display device includes a touch screen, a display panel, a window member, and an adhesive layer. The display panel is configured to display an image and includes a first curved surface area. The window member is disposed on the display panel and includes a second curved surface area disposed in correspondence with the first curved surface area. The adhesive layer is disposed between the display panel and the touch screen panel and is configured to block light in at least a portion thereof. The display panel is disposed between the window member and the touch screen panel.
    Type: Application
    Filed: May 4, 2016
    Publication date: April 27, 2017
    Inventors: Won-Il LEE, Youn-Hwan JUNG
  • Patent number: 9610751
    Abstract: A display device includes a case having an accommodating space, a cushion pad on one surface of the accommodating space of the case, and a display panel on the cushion pad. The cushion pad includes a metal layer, a hard material layer on the metal layer, and an elastic layer on the hard material layer. The hard material layer has a hardness greater than a hardness of the metal layer.
    Type: Grant
    Filed: October 24, 2014
    Date of Patent: April 4, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Youn-Hwan Jung, Tae-Eun Kim
  • Patent number: 9471097
    Abstract: A display device includes a display panel including a display area configured to display an image and a non-display area adjacent to the display area; a front panel that is substantially transparent and on a front surface of the display panel; and a blind between the display panel and the front panel at a portion of the non-display area, wherein the blind includes a plurality of strips spaced apart from each other and adjacent ones of the strips are at least partially overlapped with each other when viewed in at least one direction.
    Type: Grant
    Filed: July 3, 2013
    Date of Patent: October 18, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventor: Youn Hwan Jung
  • Patent number: 9368736
    Abstract: A flexible display apparatus includes a flexible display panel and a window cover coupled onto the flexible display panel. The flexible display panel includes a view area and a non-display area outside the view area. The view area includes an active area configured to display images, and an area outside the active area. A refractive portion is in the view area and outside the active area.
    Type: Grant
    Filed: March 6, 2014
    Date of Patent: June 14, 2016
    Assignee: Samsung Display Co, Ltd.
    Inventor: Youn-Hwan Jung
  • Publication number: 20150282336
    Abstract: A display device includes a case having an accommodating space, a cushion pad on one surface of the accommodating space of the case, and a display panel on the cushion pad. The cushion pad includes a metal layer, a hard material layer on the metal layer, and an elastic layer on the hard material layer. The hard material layer has a hardness greater than a hardness of the metal layer.
    Type: Application
    Filed: October 24, 2014
    Publication date: October 1, 2015
    Inventors: Youn-Hwan JUNG, Tae-Eun KIM
  • Publication number: 20150115229
    Abstract: A flexible display apparatus includes a flexible display panel and a window cover coupled onto the flexible display panel. The flexible display panel includes a view area and a non-display area outside the view area. The view area includes an active area configured to display images, and an area outside the active area. A refractive portion is in the view area and outside the active area.
    Type: Application
    Filed: March 6, 2014
    Publication date: April 30, 2015
    Applicant: Samsung Display Co., Ltd.
    Inventor: Youn-Hwan Jung
  • Patent number: 8853941
    Abstract: An organic light emitting diode (OLED) display is disclosed. In one aspect, the OLED display includes an at least partially curved display panel and a cover window disposed in an external side of the front side of the display panel, and formed in the shape corresponding to the display panel. The OLED display further includes a set frame disposed in an external side of the rear side of the display panel, and coupled with the cover window. The cover window is not made of a single material. That is, portion covering the display panel and a portion coupled to the set frame are made of different materials, respectively.
    Type: Grant
    Filed: November 6, 2013
    Date of Patent: October 7, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventor: Youn-Hwan Jung
  • Publication number: 20140192463
    Abstract: A display device includes a display panel including a display area configured to display an image and a non-display area adjacent to the display area; a front panel that is substantially transparent and on a front surface of the display panel; and a blind between the display panel and the front panel at a portion of the non-display area, wherein the blind includes a plurality of strips spaced apart from each other and adjacent ones of the strips are at least partially overlapped with each other when viewed in at least one direction.
    Type: Application
    Filed: July 3, 2013
    Publication date: July 10, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventor: Youn Hwan Jung
  • Publication number: 20140139984
    Abstract: An organic light emitting diode (OLED) display is disclosed. In one aspect, the OLED display includes an at least partially curved display panel and a cover window disposed in an external side of the front side of the display panel, and formed in the shape corresponding to the display panel. The OLED display further includes a set frame disposed in an external side of the rear side of the display panel, and coupled with the cover window. The cover window is not made of a single material. That is, portion covering the display panel and a portion coupled to the set frame are made of different materials, respectively.
    Type: Application
    Filed: November 6, 2013
    Publication date: May 22, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventor: Youn-Hwan Jung
  • Patent number: 8610847
    Abstract: A liquid crystal display (LCD) includes an array substrate having pixel regions, the pixel regions including thin film transistors and pixel electrodes, a color filter substrate above the array substrate, the color filter substrate including a plurality of color filters corresponding to respective pixel regions in the array substrate, a black matrix in spaces between the plurality of color filters, and a color frame layer surrounding the plurality of color filters and the black matrix, and a liquid crystal layer interposed between the array substrate and the color filter substrate.
    Type: Grant
    Filed: December 7, 2010
    Date of Patent: December 17, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventor: Youn-Hwan Jung
  • Patent number: 8516728
    Abstract: Provided is a flexible display apparatus that includes: a flexible display apparatus including: a flexible display panel; a housing including an opening through which the flexible display panel enters and exits the housing; a cylinder disposed within the housing to coil and uncoil the flexible display panel; and a stretcher that selectively extends from the opening to support the flexible display panel, such that the flexible display panel is substantially planar when the flexible display panel is extended outside of the housing.
    Type: Grant
    Filed: October 28, 2011
    Date of Patent: August 27, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventor: Youn Hwan Jung
  • Patent number: 8421743
    Abstract: A flat panel display for reducing damage to a panel assembly from a falling impact is disclosed. In one embodiment, the display includes: 1) a liquid crystal panel assembly configured to display an image and 2) a backlight assembly including i) a light source configured to provide light to the liquid crystal panel assembly, ii) a flexible printed circuit board (FPCB) configured to provide power for the light source to generate the light, and iii) a light guide panel configured to guide the light received from the light source. The display may further include 1) a mold frame surrounding the flexible printed circuit board, 2) a chassis accommodating the mold frame and 3) a weight unit formed in at least one of the chassis and mold frame, wherein the weight unit is formed at a place that is eccentric with respect to the center of the liquid crystal panel assembly.
    Type: Grant
    Filed: October 13, 2010
    Date of Patent: April 16, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventor: Youn-Hwan Jung