Patents by Inventor Seong-Sik Choi

Seong-Sik 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: 20240115614
    Abstract: A method for treating a cell damage-related disease, including administering a composition to a subject in need thereof. The composition contains, as an active ingredient, one or more selected from the group consisting of stem cells genetically engineered to overexpress a carcinoembryonic antigen-related cell adhesion molecule (CEACAM) family protein, cells differentiated from the stem cells, and components derived from the stem cells.
    Type: Application
    Filed: January 14, 2022
    Publication date: April 11, 2024
    Applicants: THE ASAN FOUNDATION, UNIVERSITY OF ULSAN FOUNDATION FOR INDUSTRY COOPERATION
    Inventors: Hun Sik KIM, Seong Who KIM, Eunbi YI, Hyojeong KIM, Jung Min KIM, Woo Seon CHOI
  • Patent number: 11953958
    Abstract: A display includes: a display panel; and a panel bottom sheet disposed below the display panel, the panel bottom sheet including: a first heat dissipation layer; a second heat dissipation layer over the first heat dissipation layer, including a first opening formed completely through the second heat dissipation layer in a thickness direction; a heat dissipation coupling interlayer between the first heat dissipation layer and the second heat dissipation layer, and a heat dissipation substrate on the second heat dissipation layer.
    Type: Grant
    Filed: December 12, 2022
    Date of Patent: April 9, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kang Woo Lee, Boo Kan Ki, June Hyoung Park, Sun Hee Oh, Dong Hyeon Lee, Jeong In Lee, Hyuk Hwan Kim, Seong Sik Choi
  • Patent number: 11946541
    Abstract: A method of controlling an EOP of a powertrain may include determining, by a controller electrically connected to the EOP, whether an oil sloshing phenomenon in which it is difficult for oil to return to a space where an oil intake port of the EOP is positioned may occur while a vehicle is running; and reducing, by the controller, the revolutions per minute (RPM) of the EOP by a predetermined reduced RPM when it is determined that the oil sloshing phenomenon may occur.
    Type: Grant
    Filed: August 20, 2021
    Date of Patent: April 2, 2024
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Sung Sik Choi, Kyung Moo Lee, Seong Min Son, Ki Bum Kim, Se Hwan Jo, Bong Uk Bae
  • Patent number: 11848407
    Abstract: A display device includes a plurality of pixels on a substrate. Each of the pixels includes a first electrode and a second electrode spaced apart from each other on the substrate, and a plurality of light emitting elements, each including a first end portion connected to the first electrode and a second end portion connected to the second electrode. The first electrode includes a plurality of first holes adjacent to the first end portion of each of the light emitting elements.
    Type: Grant
    Filed: September 14, 2020
    Date of Patent: December 19, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Gwang Teak Lee, Seong Sik Choi
  • Publication number: 20230116045
    Abstract: A display includes: a display panel; and a panel bottom sheet disposed below the display panel, the panel bottom sheet including: a first heat dissipation layer; a second heat dissipation layer over the first heat dissipation layer, including a first opening formed completely through the second heat dissipation layer in a thickness direction; a heat dissipation coupling interlayer between the first heat dissipation layer and the second heat dissipation layer, and a heat dissipation substrate on the second heat dissipation layer.
    Type: Application
    Filed: December 12, 2022
    Publication date: April 13, 2023
    Inventors: Kang Woo LEE, Boo Kan KI, June Hyoung PARK, Sun Hee OH, Dong Hyeon LEE, Jeong In LEE, Hyuk Hwan KIM, Seong Sik CHOI
  • Patent number: 11526201
    Abstract: A panel bottom sheet includes: a first heat dissipation layer; a second heat dissipation layer having circumferential side surfaces located further inside than circumferential side surfaces of the first heat dissipation layer in a plan view, the second heat dissipation layer including: a main heat dissipation pattern including a first opening formed completely through the second heat dissipation layer in a thickness direction; and a heat dissipation substrate disposed directly on the second heat dissipation layer.
    Type: Grant
    Filed: July 8, 2020
    Date of Patent: December 13, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kang Woo Lee, Boo Kan Ki, June Hyoung Park, Sun Hee Oh, Dong Hyeon Lee, Jeong In Lee, Hyuk Hwan Kim, Seong Sik Choi
  • Patent number: 11367384
    Abstract: A display device and a driving method thereof are disclosed. The display device includes a subpixel including a light emitting unit including a first electrode, a second electrode, and a plurality of light emitting elements connected between the first electrode and the second electrode, and a driving transistor configured to supply a driving current to the light emitting unit; a detector electrically connected to the light emitting unit to detect a short circuit in the plurality of light emitting elements; and a blocking controller configured to control blocking of the driving current based on an output of the detector. Accordingly, power consumption of the display device may be improved.
    Type: Grant
    Filed: January 14, 2021
    Date of Patent: June 21, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Gwang Teak Lee, Seong Sik Choi
  • Publication number: 20210319744
    Abstract: A display device and a driving method thereof are disclosed. The display device includes a subpixel including a light emitting unit including a first electrode, a second electrode, and a plurality of light emitting elements connected between the first electrode and the second electrode, and a driving transistor configured to supply a driving current to the light emitting unit; a detector electrically connected to the light emitting unit to detect a short circuit in the plurality of light emitting elements; and a blocking controller configured to control blocking of the driving current based on an output of the detector. Accordingly, power consumption of the display device may be improved.
    Type: Application
    Filed: January 14, 2021
    Publication date: October 14, 2021
    Inventors: Gwang Teak Lee, Seong Sik Choi
  • Publication number: 20210249575
    Abstract: A display device includes a plurality of pixels on a substrate. Each of the pixels includes a first electrode and a second electrode spaced apart from each other on the substrate, and a plurality of light emitting elements, each including a first end portion connected to the first electrode and a second end portion connected to the second electrode. The first electrode includes a plurality of first holes adjacent to the first end portion of each of the light emitting elements.
    Type: Application
    Filed: September 14, 2020
    Publication date: August 12, 2021
    Inventors: Gwang Teak LEE, Seong Sik CHOI
  • Publication number: 20210034121
    Abstract: A panel bottom sheet includes: a first heat dissipation layer; a second heat dissipation layer having circumferential side surfaces located further inside than circumferential side surfaces of the first heat dissipation layer in a plan view, the second heat dissipation layer including: a main heat dissipation pattern including a first opening formed completely through the second heat dissipation layer in a thickness direction; and a heat dissipation substrate disposed directly on the second heat dissipation layer.
    Type: Application
    Filed: July 8, 2020
    Publication date: February 4, 2021
    Inventors: Kang Woo Lee, Boo Kan Ki, June Hyoung Park, Sun Hee Oh, Dong Hyeon Lee, Jeong In Lee, Hyuk Hwan Kim, Seong Sik Choi
  • Publication number: 20180157094
    Abstract: A display device includes: a display panel including a first substrate including a display area in which a pixel array is disposed and a non-display area at the periphery of the display area, a second substrate opposite to the first substrate, an optical control layer between the first substrate and the second substrate, and at least one heat dissipating metal layer on the first substrate at the non-display area thereof; a light source on a lower surface of the first substrate to correspond to the heat dissipating metal layer; and an upper case disposed to cover the non-display area of the first substrate, a portion of the upper case facing the upper surface of the first substrate at the non-display area thereof to be in direct or indirect contact with the heat dissipating metal layer.
    Type: Application
    Filed: December 1, 2017
    Publication date: June 7, 2018
    Inventors: Lu Ly LEE, Jae Sang LEE, Seong Sik CHOI
  • Patent number: 9810934
    Abstract: A display device includes a bottom chassis, a mold frame coupled to the bottom chassis, a display panel having curvature and disposed on the mold frame, and a light source disposed on the bottom chassis and configured to supply light to the display panel. The mold frame includes a base unit having a corner portion that has a lower height than a side portion and a protrusion bent and extending from the base unit.
    Type: Grant
    Filed: March 4, 2015
    Date of Patent: November 7, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seong Sik Choi, Jae Sang Lee, So Jeong La
  • Patent number: 9726920
    Abstract: A liquid crystal display (“LCD”) module includes a backlight assembly emitting light, a LCD panel overlapping the backlight assembly, and an upper cover. The backlight includes a light source module emitting the light, a light guide plate (“LGP”) including edges and a middle portion, and a LGP support overlapping the edges of the LGP. The LGP support includes a plurality of LGP supporting pieces connected to each other so as to form a polygonal shape, each of the LGP supporting pieces including a LGP supporting portion including a LGP supporting surface overlapping the edges of the LGP, and the LGP supporting surfaces of each of the LGP supporting pieces of the LGP support are placed on a same plane. Opposing LGP supporting pieces are interconnected by an LCD module mounting member.
    Type: Grant
    Filed: May 29, 2015
    Date of Patent: August 8, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyun-Chul Bae, Jae-Sang Lee, Seong-Sik Choi, Hee-June Kwak, Sang-Hyeok Lee
  • Patent number: 9442244
    Abstract: Provided is a liquid crystal display (LCD) with improved heat dissipation and reduced thickness. The LCD includes for an embodiment: a lower housing; a heat-dissipating member which is disposed in the lower housing; a plurality of point light sources which are disposed on the heat-dissipating member; a plurality of electric wires which supply power to the point light sources; and a light guide plate (LGP) which is disposed in the lower housing in such a way that side surfaces of the LGP face the point light sources.
    Type: Grant
    Filed: April 13, 2015
    Date of Patent: September 13, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Joo-Young Kim, Hyun-Chul Bae, Jae-Chang Choi, Seong-Sik Choi
  • Publication number: 20160054614
    Abstract: A display device includes a bottom chassis, a mold frame coupled to the bottom chassis, a display panel having curvature and disposed on the mold frame, and a light source disposed on the bottom chassis and configured to supply light to the display panel. The mold frame includes a base unit having a corner portion that has a lower height than a side portion and a protrusion bent and extending from the base unit.
    Type: Application
    Filed: March 4, 2015
    Publication date: February 25, 2016
    Inventors: Seong Sik CHOI, Jae Sang LEE, So Jeong LA
  • Patent number: 9268084
    Abstract: A backlight assembly includes a light emitting part, a light guide plate and a lower receiving container. The light guide plate includes a side surface and a light exiting surface. The lower receiving container includes a heat sinking part and a rigid part having a strength greater than the heat sinking part.
    Type: Grant
    Filed: March 1, 2012
    Date of Patent: February 23, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun-Chul Bae, Dong-Hyeon Lee, Seong-Sik Choi, Si-Joon Song
  • Publication number: 20150370006
    Abstract: Provided are a backlight assembly with improved heat dissipation, and a liquid crystal display (LCD) having such a backlight assembly. The backlight assembly includes: a light guide plate; a light source unit disposed on a side of the light guide plate; an intermediate housing covering an upper surface of the light source unit; and a lower housing coupled to the intermediate housing to accommodate the light guide plate and the light source unit, wherein the lower housing includes: a light source unit-fixing frame to which the light source unit is fixed, the light source unit-fixing frame contacting an inner surface of the intermediate housing; and a body portion disposed under the light guide plate and coupled to the light source unit-fixing frame.
    Type: Application
    Filed: September 1, 2015
    Publication date: December 24, 2015
    Inventors: Jae-Chang CHOI, Seong-Sik CHOI
  • Patent number: 9158152
    Abstract: A liquid crystal display includes a backlight assembly. The backlight assembly includes a light guide plate, a light source module which emits light to a side surface of the light guide plate, and a housing which accommodates the light guide plate and the light source module. The light source module includes a printed circuit board on which a plurality of a point light source is mounted, and a light source fixing board which supports the printed circuit board. The housing includes a bottom portion on which the light guide plate is placed, and a fixing portion which extends from an edge of the bottom portion. An extension portion of the light source fixing board, which is adjacent to a corner of the light guide plate, and an end of the fixing portion of the housing, are coupled to a reinforcing member.
    Type: Grant
    Filed: April 5, 2011
    Date of Patent: October 13, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Cheol-Yong Noh, Seong-Sik Choi
  • Patent number: 9140849
    Abstract: Provided are a backlight assembly with improved heat dissipation, and a liquid crystal display (LCD) having such a backlight assembly. The backlight assembly includes: a light guide plate; a light source unit disposed on a side of the light guide plate; an intermediate housing covering an upper surface of the light source unit; and a lower housing coupled to the intermediate housing to accommodate the light guide plate and the light source unit, wherein the lower housing includes: a light source unit-fixing frame to which the light source unit is fixed, the light source unit-fixing frame contacting an inner surface of the intermediate housing; and a body portion disposed under the light guide plate and coupled to the light source unit-fixing frame.
    Type: Grant
    Filed: October 18, 2010
    Date of Patent: September 22, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae-Chang Choi, Seong-Sik Choi
  • Publication number: 20150261035
    Abstract: A liquid crystal display (“LCD”) module includes a backlight assembly emitting light, a LCD panel overlapping the backlight assembly, and an upper cover. The backlight includes a light source module emitting the light, a light guide plate (“LGP”) including edges and a middle portion, and a LGP support overlapping the edges of the LGP. The LGP support includes a plurality of LGP supporting pieces connected to each other so as to form a polygonal shape, each of the LGP supporting pieces including a LGP supporting portion including a LGP supporting surface overlapping the edges of the LGP, and the LGP supporting surfaces of each of the LGP supporting pieces of the LGP support are placed on a same plane. Opposing LGP supporting pieces are interconnected by an LCD module mounting member.
    Type: Application
    Filed: May 29, 2015
    Publication date: September 17, 2015
    Inventors: Hyun-Chul BAE, Jae-Sang LEE, Seong-Sik CHOI, Hee-June KWAK, Sang-Hyeok LEE