Patents by Inventor Won-Gap Yoon

Won-Gap Yoon 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: 20170090230
    Abstract: A display apparatus includes a display panel, a backlight unit and a top cover. The display panel defines a display area and a non-display area adjacent to the display area. The top cover is coupled to the display panel and the backlight unit and exposes the display area. The top cover includes a base portion and a side portion provided in plural. The base portion is parallel to the display panel to cover the non-display area of the display panel. Each of the side portions is connected to the base portion and extends in a direction perpendicular to the non-display area. In a top plan view, the base portion is disposed between the side portions and the display area.
    Type: Application
    Filed: April 22, 2016
    Publication date: March 30, 2017
    Inventors: Won-gap YOON, Byung-chul KIM, Jaehong PARK, Sanghee YU, Youngjoo JEON, Kyungseon TAK
  • Publication number: 20170052405
    Abstract: A liquid crystal display is provided. A liquid crystal display comprising a first substrate which comprises a display area and a non-display area, a second substrate which faces the first substrate, a sealing member which is disposed in the non-display area between the first substrate and the second substrate, wherein the first substrate comprises a light-shielding pattern, a column spacer which is protruded from the light-shielding pattern toward the second substrate to maintain an interval between the first substrate and the second substrate, an opening which is disposed in the light-shielding pattern, and overlapping the sealing member.
    Type: Application
    Filed: February 16, 2016
    Publication date: February 23, 2017
    Inventors: Sang Hee YU, Byung Chul KIM, Won Gap YOON, Jae Hong PARK, Young Joo JEON, Kyung Seon TAK
  • Publication number: 20160357042
    Abstract: A display device includes: a first panel including a common voltage wire on a first substrate, and a light blocking layer which is on the common voltage wire and exposes a portion of the common voltage wire, a second panel facing the first panel and including a common electrode on a second substrate; and a sealant between the first and second panels and electrically connecting the common electrode of the second panel and the common voltage wire of the first panel to each other. The sealant includes a first sealing portion having a first color and a second sealing portion having a second color different from the first color of the first sealing portion. The second sealing portion overlaps the exposed portion of the common voltage wire of the first panel and electrically connects the common electrode of the second panel to the common voltage wire.
    Type: Application
    Filed: January 19, 2016
    Publication date: December 8, 2016
    Inventors: Won-Gap Yoon, Byung-Chul Kim, Jae Hong Park, Sang Hee Yu, Young Joo Jeon, Kyung Seon Tak
  • Patent number: 9372364
    Abstract: A display panel is provided. A first substrate includes a display area and a peripheral area. The peripheral area surrounds the display area. A second substrate is disposed on the first substrate. The second substrate faces the first substrate along a first direction. A liquid crystal layer is interposed between the first substrate and the second substrate. A multi-layered sealant is disposed on the peripheral area of the first substrate. The multi-layered sealant surrounds the liquid crystal layer. The multi-layered sealant includes a first sealant layer including an acrylate resin having a functional group having at least 3 carbon atoms, and a second sealant layer including an epoxy resin having a (meth)arcylate group.
    Type: Grant
    Filed: April 2, 2014
    Date of Patent: June 21, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jang-Hyun Kim, Keun-Chan Oh, Won-Gap Yoon, Jin-Hyeong Lee, Chang-Hun Lee, Ji-Eun Jang
  • Publication number: 20160124254
    Abstract: Provided are a display panel and a thin film transistor array substrate. According to one or more exemplary embodiments, a display panel includes: a first substrate including a pixel area and a non-pixel area; a second substrate that faces the first substrate; and a crack guide groove disposed on a surface of at least one of the first substrate and the second substrate.
    Type: Application
    Filed: April 30, 2015
    Publication date: May 5, 2016
    Inventors: Won Gap YOON, Ji Eun JANG, Kyung-Seon TAK, Keun Chan OH
  • Publication number: 20160011453
    Abstract: A display device includes: a display panel; a light source configured to supply light to the display panel; a mold frame on which the display panel is disposed; and a bottom chassis on which the light source is disposed, and which is coupled to the mold frame. The mold frame includes: a base unit disposed between the display panel and the light source, and having a panel form; and a side wall portion which is bent and which extends from the base unit.
    Type: Application
    Filed: January 30, 2015
    Publication date: January 14, 2016
    Inventor: Won Gap YOON
  • Patent number: 9017572
    Abstract: A liquid crystal display includes a first substrate, a second substrate, and a liquid crystal layer. The first substrate includes a first insulating substrate, in which a pixel area is defined, a gate line formed on the first insulating substrate, a data line crossing the gate line, and a thin film transistor connected to the gate line and the data line. The second substrate is opposite to the first substrate. The liquid crystal layer is interposed between the first and second substrates and includes a liquid crystal composition with a nematic-isotropic phase transition temperature (Tni) of 79° C. or above.
    Type: Grant
    Filed: September 9, 2013
    Date of Patent: April 28, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Soojeong Huh, NamSeok Lee, Won-Gap Yoon, Soyoun Park, Si-Heun Kim
  • Publication number: 20150062524
    Abstract: A display panel is provided. A first substrate includes a display area and a peripheral area. The peripheral area surrounds the display area. A second substrate is disposed on the first substrate. The second substrate faces the first substrate along a first direction. A liquid crystal layer is interposed between the first substrate and the second substrate. A multi-layered sealant is disposed on the peripheral area of the first substrate. The multi-layered sealant surrounds the liquid crystal layer. The multi-layered sealant includes a first sealant layer including an acrylate resin having a functional group having at least 3 carbon atoms, and a second sealant layer including an epoxy resin having a (meth)arcylate group.
    Type: Application
    Filed: April 2, 2014
    Publication date: March 5, 2015
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jang-Hyun KIM, Keun-Chan OH, Won-Gap YOON, Jin- Hyeong LEE, Chang-Hun LEE, Ji-Eun JANG
  • Patent number: 8658060
    Abstract: A liquid crystal composition including a first neutral liquid crystal, a second neutral liquid crystal, a first polar liquid crystal, a second polar liquid crystal, and a third polar liquid crystal. A liquid crystal display device includes a backlight unit and a liquid crystal display panel to form an image using light provided by the backlight unit. The liquid crystal display panel includes a first base substrate, an opposing second base substrate, and the liquid crystal composition disposed between the first and second base substrates.
    Type: Grant
    Filed: August 9, 2012
    Date of Patent: February 25, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: SiHeun Kim, Duck Jong Suh, Won-Gap Yoon, Jieun Jang, Jaeweon Hur
  • Publication number: 20140008574
    Abstract: A liquid crystal display includes a first substrate, a second substrate, and a liquid crystal layer. The first substrate includes a first insulating substrate, in which a pixel area is defined, a gate line formed on the first insulating substrate, a data line crossing the gate line, and a thin film transistor connected to the gate line and the data line. The second substrate is opposite to the first substrate. The liquid crystal layer is interposed between the first and second substrates and includes a liquid crystal composition with a nematic-isotropic phase transition temperature (Tni) of 79° C. or above.
    Type: Application
    Filed: September 9, 2013
    Publication date: January 9, 2014
    Applicant: Samsung Display Co., Ltd
    Inventors: SooJung HUH, NamSeok LEE, Won-Gap YOON, Soyoun PARK, Si-Heun KIM
  • Publication number: 20130265508
    Abstract: A liquid crystal composition including a first neutral liquid crystal, a second neutral liquid crystal, a first polar liquid crystal, a second polar liquid crystal, and a third polar liquid crystal. A liquid crystal display device includes a backlight unit and a liquid crystal display panel to form an image using light provided by the backlight unit. The liquid crystal display panel includes a first base substrate, an opposing second base substrate, and the liquid crystal composition disposed between the first and second base substrates.
    Type: Application
    Filed: August 9, 2012
    Publication date: October 10, 2013
    Applicant: Samsung Display Co., Ltd.
    Inventors: SiHeun KIM, Duck Jong Suh, Won-Gap Yoon, Jieun Jang, Jaeweon Hur
  • Patent number: 8551581
    Abstract: A liquid crystal display includes: a first substrate and an opposing second substrate; an alignment layer formed on the first substrate and the second substrate; and a liquid crystal layer interposed between the first substrate and the second substrate. The alignment layer includes a copolymer including a dianhydride monomer and a diamine monomer.
    Type: Grant
    Filed: July 13, 2011
    Date of Patent: October 8, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ho Yun Byun, Duck Jong Suh, Won-Gap Yoon, Na-Young Shin, Sang Hee Yu
  • Patent number: 8493530
    Abstract: The invention relates to a panel for controlling viewing angle and a liquid crystal display having the same. More particularly, there is provided a panel for controlling viewing angle including a first substrate; a second substrate facing the first substrate; liquid crystal layer provided between the first and the second substrate; a first electrode disposed on the first substrate; a second electrode disposed on a first side of the second substrate facing the first electrode; and a light blocking film disposed on a second side of the second electrode and a liquid crystal display having the same.
    Type: Grant
    Filed: May 1, 2008
    Date of Patent: July 23, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Won-Gap Yoon, Nam-Seok Lee, Jeong-Uk Heo
  • Patent number: 8399074
    Abstract: In an exemplary embodiment of the present invention, the content ratio of polar and neutral compounds in a liquid crystal layer is controlled, or a coupling agent that is well adapted to those compounds is used as a material for a sealant, thereby stably maintaining the display quality of the liquid crystal display even at low temperatures.
    Type: Grant
    Filed: July 16, 2009
    Date of Patent: March 19, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: So-Youn Park, Duck-Jong Suh, Won-Gap Yoon
  • Publication number: 20120206681
    Abstract: A liquid crystal display includes: a first substrate and an opposing second substrate; an alignment layer formed on the first substrate and the second substrate; and a liquid crystal layer interposed between the first substrate and the second substrate. The alignment layer includes a copolymer including a dianhydride monomer and a diamine monomer.
    Type: Application
    Filed: July 13, 2011
    Publication date: August 16, 2012
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ho Yun BYUN, Duck Jong SUH, Won-Gap YOON, Na-Young SHIN, Sang Hee YU
  • Patent number: 8199290
    Abstract: A display device includes a display panel, a backlight assembly providing a light to the display panel, a receiving container receiving the backlight assembly and a heat sink member disposed between the backlight assembly and the receiving container. The display panel includes a first substrate including a pixel electrode formed on a pixel region and electrically connected to a switching device, a first alignment layer formed on the pixel electrode, a second substrate including a common electrode layer facing the first substrate, a second alignment layer formed on the common electrode layer, and a liquid crystal layer including a liquid crystal composition having a nematic-to-isotropic transition temperature higher than about 80° C. Thus, black bruising of liquid crystal may be prevented and/or reduced, thereby enhancing a display quality.
    Type: Grant
    Filed: December 30, 2010
    Date of Patent: June 12, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Soo-Jeong Huh, Nam-Seok Lee, Won-Gap Yoon, So-Youn Park, Si-Heun Kim
  • Publication number: 20110285832
    Abstract: A three dimensional (3D) image display device including a display unit receiving a time-division configured 3D image, the time division configured 3D image including a plurality of two-dimensional (2D) images spaced apart over time; and a synchronization unit identifying first images in the plurality of 2D images to be viewed with a first viewer and second images in the plurality of 2D images to be viewed with a second viewer, and generating a synchronization signal based on the first and second images, wherein the display unit displays the plurality of 2D images on a full screen of the display unit.
    Type: Application
    Filed: April 13, 2011
    Publication date: November 24, 2011
    Inventors: Won-Gap Yoon, Jae-Woo Jung, Bo-Ram Kim
  • Publication number: 20110205463
    Abstract: A display device includes a display panel, a backlight assembly providing a light to the display panel, a receiving container receiving the backlight assembly and a heat sink member disposed between the backlight assembly and the receiving container. The display panel includes a first substrate including a pixel electrode formed on a pixel region and electrically connected to a switching device, a first alignment layer formed on the pixel electrode, a second substrate including a common electrode layer facing the first substrate, a second alignment layer formed on the common electrode layer, and a liquid crystal layer including a liquid crystal composition having a nematic-to-isotropic transition temperature higher than about 80° C. Thus, black bruising of liquid crystal may be prevented and/or reduced, thereby enhancing a display quality.
    Type: Application
    Filed: December 30, 2010
    Publication date: August 25, 2011
    Inventors: Soo-Jeong Huh, Nam-Seok Lee, Won-Gap Yoon, So-Youn Park, Si-Heun Kim
  • Patent number: 7875326
    Abstract: A liquid crystal display comprises: a first substrate; a second substrate facing the first substrate; a liquid crystal layer formed between the first substrate and the second substrate, a first electrode formed on one of the first substrate and the second substrate, and a second electrode formed on one of the first substrate and the second substrate. The second electrode forms an electric field to a liquid crystal layer along with the first electrode, and the liquid crystal layer comprises about 25-35 wt % of a compound represented by Chemical Formula 1, and about 9-11 wt % of a compound represented by Chemical Formula 8. wherein X is an alkyl with a carbon number of 2, and Y is an alkenyl. wherein X is an alkyl with a carbon number of 3-7.
    Type: Grant
    Filed: February 25, 2009
    Date of Patent: January 25, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jun-Hyup Lee, Duck-Jong Suh, Won-Gap Yoon, So-Youn Park
  • Publication number: 20100080936
    Abstract: In an exemplary embodiment of the present invention, the content ratio of polar and neutral compounds in a liquid crystal layer is controlled, or a coupling agent that is well adapted to those compounds is used as a material for a sealant, thereby stably maintaining the display quality of the liquid crystal display even at low temperatures.
    Type: Application
    Filed: July 16, 2009
    Publication date: April 1, 2010
    Inventors: So-Youn Park, Duck-Jong Suh, Won-Gap Yoon