Patents by Inventor Young-Kuil Joo

Young-Kuil Joo 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: 9310638
    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: February 20, 2014
    Date of Patent: April 12, 2016
    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
  • Patent number: 9082668
    Abstract: A display panel including a first switching element, a first pixel electrode electrically connected to the first switching element, the first pixel electrode including a reflective material. A first light emitting layer is disposed on the first pixel electrode, and emits light having a first color when a voltage is applied to the first pixel electrode. A thin encapsulation film is disposed on the first light emitting layer, and protects the first light emitting layer. A pressure sensitive adhesive layer is disposed on the thin encapsulation film, and a first color filter is disposed on the pressure sensitive adhesive layer, corresponding to the first light emitting layer, and has the first color.
    Type: Grant
    Filed: January 20, 2014
    Date of Patent: July 14, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Young-Do Kim, Jung-Moo Hong, In-Seo Kee, Young-Kuil Joo, Suk Choi
  • Publication number: 20150153873
    Abstract: A touch panel, a display apparatus, and a method of manufacturing the touch panel. The touch panel includes a substrate, sense patterns disposed on the substrate and including a mesh type metal grid, and a transparent conductive layer patterned to correspond to each of the sense patterns and disposed to cover the metal grid.
    Type: Application
    Filed: April 8, 2014
    Publication date: June 4, 2015
    Applicants: Samsung Display Co., Ltd., UNIST Academy-Industry Research Corporation
    Inventors: Choon-Hyop LEE, Heung-Seok Go, Jang-Ung Park, Byeong-Wan An, In-Nam Lee, Young-Kuil Joo
  • Publication number: 20150132520
    Abstract: A flat panel display apparatus includes: a display panel which displays an image; a window facing the display panel, where a first surface of the window faces the display panel; and a black matrix on a second surface of the window opposite to the first surface of the window.
    Type: Application
    Filed: March 13, 2014
    Publication date: May 14, 2015
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kyung-Woo Han, Jong-In Lee, Young-Kuil Joo
  • Publication number: 20150062028
    Abstract: A display device includes a touch screen panel folded based on a folding axis, and at least one touch electrode on the folding axis. Each of the touch electrodes on the folding axis may include a graphene layer, a metal mesh layer, and an adhesion metal mesh layer. The grapheme layer may be along the folding axis on a transparent substrate. The first metal mesh layer may be on the transparent substrate to adhere to a lateral surface of the first graphene layer. The first adhesion metal mesh layer may be on a boundary portion between the first graphene layer and the first metal mesh layer.
    Type: Application
    Filed: June 11, 2014
    Publication date: March 5, 2015
    Inventors: Heung Seok GO, In Nam LEE, Choon Hyop LEE, Suk CHOI, Young Kuil JOO
  • Publication number: 20150064367
    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: Application
    Filed: February 20, 2014
    Publication date: March 5, 2015
    Applicant: 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: 20150041813
    Abstract: A display panel including a first switching element, a first pixel electrode electrically connected to the first switching element, the first pixel electrode including a reflective material. A first light emitting layer is disposed on the first pixel electrode, and emits light having a first color when a voltage is applied to the first pixel electrode. A thin encapsulation film is disposed on the first light emitting layer, and protects the first light emitting layer. A pressure sensitive adhesive layer is disposed on the thin encapsulation film, and a first color filter is disposed on the pressure sensitive adhesive layer, corresponding to the first light emitting layer, and has the first color.
    Type: Application
    Filed: January 20, 2014
    Publication date: February 12, 2015
    Applicant: Samsung Display Co., Ltd.
    Inventors: Young-Do KIM, Jung-Moo HONG, In-Seo KEE, Young-Kuil JOO, Suk CHOI
  • Patent number: 8085380
    Abstract: A spacer includes a spacer main body and a coating layer. The coating layer encompasses the spacer main body and comprises a dendrimer.
    Type: Grant
    Filed: October 31, 2007
    Date of Patent: December 27, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yeon-Kyu Moon, Yeon-Cu Kim, Young-Kuil Joo
  • Patent number: 7396572
    Abstract: A liquid crystal display includes; a first and a second display panel facing each other, an alignment layer formed on at least one of the first and the second display panels and including a polyamic acid moieties and a polyimide moieties which form a block copolymer, and a liquid crystal layer interposed between the first display panel and the second display panel.
    Type: Grant
    Filed: September 14, 2006
    Date of Patent: July 8, 2008
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yeon-Cu Kim, Hyang-Shik Kong, Young-Kuil Joo, Young-Geol Song
  • Publication number: 20080151173
    Abstract: A spacer includes a spacer main body and a coating layer. The coating layer encompasses the spacer main body and comprises a hyper branch polymer.
    Type: Application
    Filed: October 31, 2007
    Publication date: June 26, 2008
    Inventors: Yeon-Kyu MOON, Yeon-Cu KIM, Young-Kuil JOO
  • Publication number: 20080107831
    Abstract: Disclosed are an alignment material comprising a solvent, a polymer resin, and a cross-linking agent, and a liquid crystal display using the alignment material. The polymer resin is mixed with the solvent to have a weight percent ranging from about 4% to about 8% and includes an amic acid monomer having an amino group in one example. The cross-linking agent is mixed with the solvent to have a weight percent ranging from about 2% to about 20% and includes a diepoxy group which reacts with the amino group in one example. The liquid crystal display comprises two substrates facing each other, and an alignment layer formed at a top surface of at least one of the two substrates. The alignment layer is formed by curing the alignment material.
    Type: Application
    Filed: October 9, 2007
    Publication date: May 8, 2008
    Inventors: Yeon-Cu Kim, Young-Kuil Joo, Hye-Rhee Han
  • Publication number: 20070059457
    Abstract: A liquid crystal display includes; a first and a second display panel facing each other, an alignment layer formed on at least one of the first and the second display panels and including a polyamic acid moieties and a polyimide moieties which form a block copolymer, and a liquid crystal layer interposed between the first display panel and the second display panel.
    Type: Application
    Filed: September 14, 2006
    Publication date: March 15, 2007
    Inventors: Yeon-Cu Kim, Hyang-Shik Kong, Young-Kuil Joo, Young-Geol Song
  • Publication number: 20070024783
    Abstract: A liquid crystal display includes, a first panel, a second panel facing the first panel, a pair of electric-field generating electrodes formed on at least one of the first panel and the second panel, an alignment layer formed on at least one of the electric-field generating electrodes and having an average roughness equal to or less than about 8 nm, and a liquid crystal layer disposed between the first panel and the second panel and comprising liquid crystal molecules having a tilt angle equal to or greater than about five degrees relative to a surface of the alignment layer.
    Type: Application
    Filed: July 28, 2006
    Publication date: February 1, 2007
    Inventor: Young-Kuil Joo
  • Publication number: 20060285052
    Abstract: The present invention relates to a liquid crystal display. The relation of ? (permittivity)ยท? (resistivity) between a liquid crystal layer, an aligning layer or an overcoat for preventing poor images is established. An LCD according to the present invention includes a first panel including a plurality of devices thereon and an aligning layer formed on the entire surface thereof, a second panel opposite to the first panel and including an overcoat and an aligning layer sequentially formed on the entire surface thereof, and a liquid crystal layer interposed between the first panel and the second panel. It is preferable that the aligning layer, the liquid crystal layer and the overcoat satisfy the relation ?? lc + al ?? oc ? 10 2 .
    Type: Application
    Filed: June 2, 2006
    Publication date: December 21, 2006
    Inventors: Cheol-Soo Jung, Keon-Kook Han, Young-Kuil Joo, Ji-Yong Ko, Young-Hwan Cho, Kyoung-Woo Min
  • Patent number: 7068335
    Abstract: The present invention provide a reflective-transmission type TFT LCD wherein each of the reflective pixel electrode and the transmissive pixel electrode is connected directly to a source electrode of a thin film transistor, or the transmissive pixel electrode are concurrently formed with gate electrode and made with double layer of transparent conduction layer and metal layer which can be used as parameter conduction layer between the transparent conduction layer and the reflective pixel electrode.
    Type: Grant
    Filed: January 22, 2004
    Date of Patent: June 27, 2006
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yong-Kyu Jang, Young-Kuil Joo, Myeon-Koo Kang
  • Publication number: 20060017874
    Abstract: The present invention relates to a liquid crystal display. The relation of ? (permittivity) .sg(r) (resistivity) between a liquid crystal layer, an aligning layer or an overcoat for preventing poor images is established. An LCD according to the present invention includes a first panel including a plurality of devices thereon and an aligning layer formed on the entire surface thereof, a second panel opposite to the first panel and including an overcoat and an aligning layer sequentially formed on the entire surface thereof, and a liquid crystal layer interposed between the first panel and the second panel. It is preferable that the aligning layer, the liquid crystal layer and the overcoat satisfy the relation (a).
    Type: Application
    Filed: July 14, 2005
    Publication date: January 26, 2006
    Inventors: Cheol-Soo Jung, Keon-Kook Han, Young-Kuil Joo, Ji-Yong Ko, Young-Hwan Cho, Kyoung-Woo Min
  • Patent number: 6927827
    Abstract: The present invention relates to a liquid crystal display. The relation of ? (permittivity). sg(r) (resistivity) between a liquid crystal layer, an aligning layer or an overcoat for preventing poor images is established. An LCD according to the present invention includes a first panel including a plurality of devices thereon and an aligning layer formed on the entire surface thereof, a second panel opposite to the first panel and including an overcoat and an aligning layer sequentially formed on the entire surface thereof, and a liquid crystal layer interposed between the first pane) and the second panel. It is preferable that the aligning layer, the liquid crystal layer and the overcoat satisfy the relation (a).
    Type: Grant
    Filed: August 6, 2002
    Date of Patent: August 9, 2005
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Cheol-Soo Jung, Keon-Kook Han, Young-Kuil Joo, Ji-Young Ko, Young-Hwan Cho, Kyoung-Woo Min
  • Publication number: 20040207785
    Abstract: The present invention provide a reflective transmission type TFT LCD wherein each of the reflective pixel electrode and the transmissive pixel electrode is connected directly to a source electrode of a thin film transistor, or the transmissive pixel electrode are concurrently formed with gate electrode and made with double layer of transparent conduction layer and metal layer which can be used as parameter conduction layer between the transparent conduction layer and the reflective pixel electrode.
    Type: Application
    Filed: January 22, 2004
    Publication date: October 21, 2004
    Inventors: Yong-Kyu Jang, Young-Kuil Joo, Myeon-Koo Kang
  • Patent number: 6683666
    Abstract: The present invention provide a reflective transmission type TFT LCD wherein each of the reflective pixel electrode and the transmissive pixel electrode is connected directly to a source electrode of a thin film transistor, or the transmissive pixel electrode are concurrently formed with gate electrode and made with double layer of transparent conduction layer and metal layer which can be used as parameter conduction layer between the transparent conduction layer and the reflective pixel electrode.
    Type: Grant
    Filed: November 13, 2000
    Date of Patent: January 27, 2004
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yong-Kyu Jang, Young-Kuil Joo, Myeon-Koo Kang
  • Publication number: 20040012741
    Abstract: The present invention relates to a liquid crystal display. The relation of F (permittivity). sg(r) (resistivity) between a liquid crystal layer, an aligning layer or an overcoat for preventing poor images is established. An LCD according to the present invention includes a first panel including a plurality of devices thereon and an aligning layer formed on the entire surface thereof, a second panel opposite to the first panel and including an overcoat and an aligning layer sequentially formed on the entire surface thereof, and A liquid crystal layer interposed between the first pane) and the second panel. It is preferable that the aligning layer, the liquid crystal layer and the overcoat satisfy the relation (a).
    Type: Application
    Filed: May 22, 2003
    Publication date: January 22, 2004
    Inventors: Cheol-Soo Jung, Keon-Kook Han, Young-Kuil Joo, Ji-Yong Ko, Young-Hwan Cho, Kyung-Woo Min