Patents by Inventor Il-Seok Park

Il-Seok Park 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: 20240146409
    Abstract: The present application relates to a method of generating a downlink frame. The method of generating the downlink frame includes: generating a first short sequence and a second short sequence indicating cell group information; generating a first scrambling sequence and a second scrambling sequence determined by the primary synchronization signal; generating a third scrambling sequence determined by the first short sequence and a fourth scrambling sequence determined by the second short sequence; scrambling the short sequences with the respective scrambling sequences; and mapping the secondary synchronization signal that includes the first short sequence scrambled with the first scrambling sequence, the second short sequence scrambled with the second scrambling sequence and the third scrambling sequence, the second short sequence scrambled with the first scrambling sequence and the first short sequence scrambled by the second scrambling sequence and the fourth scrambling sequence to a frequency domain.
    Type: Application
    Filed: January 6, 2024
    Publication date: May 2, 2024
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Kap Seok CHANG, Il Gyu KIM, Hyeong Geun PARK, Young Jo KO, Hyo Seok Yl, Chan Bok JEONG, Young Hoon KIM, Seung Chan BANG
  • Patent number: 9711751
    Abstract: An organic light emitting display device includes a substrate extending along a first direction, the substrate comprising a pixel region having a plurality of pixels and a transparent region that is located adjacent to the pixel region, a lower electrode disposed on the substrate in the pixel region, the lower electrode extending along the first direction, a light emitting layer disposed on the lower electrode, the light emitting layer extending along the first direction, and an upper electrode disposed on the light emitting layer in the pixel region, the upper electrode extending along the first direction. The upper electrode exposes the transparent region.
    Type: Grant
    Filed: October 12, 2015
    Date of Patent: July 18, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Valeriy Prushinskiy, Min-Soo Kim, Il-Seok Park
  • Patent number: 9640594
    Abstract: A transparent organic light emitting display device having a pixel region on which an image is displayed and a transparent region through which external light passes. The transparent organic light emitting display device includes a first substrate, a second substrate opposing the first substrate, a display unit disposed between the first substrate and the second substrate, the display unit including an organic light emitting diode. A sealing unit is disposed between the first substrate and the second substrate to surround the display unit and to bond the first substrate to the second substrate. A filling unit is disposed in an inner side of the sealing unit to cover the display unit, the filling unit including a silicon filling material and a photochromic material.
    Type: Grant
    Filed: April 16, 2015
    Date of Patent: May 2, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Eon-Seok Oh, Sang-Yeol Kim, Il-Seok Park
  • Publication number: 20160141339
    Abstract: An organic light emitting display device includes a substrate extending along a first direction, the substrate comprising a pixel region having a plurality of pixels and a transparent region that is located adjacent to the pixel region, a lower electrode disposed on the substrate in the pixel region, the lower electrode extending along the first direction, a light emitting layer disposed on the lower electrode, the light emitting layer extending along the first direction, and an upper electrode disposed on the light emitting layer in the pixel region, the upper electrode extending along the first direction. The upper electrode exposes the transparent region.
    Type: Application
    Filed: October 12, 2015
    Publication date: May 19, 2016
    Inventors: Valeriy Prushinskiy, Min-Soo Kim, Il-Seok Park
  • Patent number: 9035347
    Abstract: An organic light-emitting apparatus includes a substrate; a first electrode formed on the substrate, where the first electrode is a cathode, an electron injection layer formed to contact an upper surface of the first electrode and including Mg, an intermediate layer formed on the electron injection layer and including an organic emission layer, and a second electrode which is formed on the intermediate layer and is an anode.
    Type: Grant
    Filed: February 27, 2014
    Date of Patent: May 19, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Yeol Kim, Il-Seok Park, Kyul Han
  • Publication number: 20140175417
    Abstract: An organic light-emitting apparatus includes a substrate; a first electrode formed on the substrate, where the first electrode is a cathode, an electron injection layer formed to contact an upper surface of the first electrode and including Mg, an intermediate layer formed on the electron injection layer and including an organic emission layer, and a second electrode which is formed on the intermediate layer and is an anode.
    Type: Application
    Filed: February 27, 2014
    Publication date: June 26, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventors: Sang-Yeol Kim, Il-Seok Park, Kyul Han
  • Patent number: 8697468
    Abstract: An organic light-emitting apparatus includes a substrate; a first electrode formed on the substrate, where the first electrode is a cathode, an electron injection layer formed to contact an upper surface of the first electrode and including Mg, an intermediate layer formed on the electron injection layer and including an organic emission layer, and a second electrode which is formed on the intermediate layer and is an anode.
    Type: Grant
    Filed: April 10, 2012
    Date of Patent: April 15, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Yeol Kim, Il-Seok Park, Kyul Han
  • Publication number: 20130015491
    Abstract: An organic light-emitting apparatus includes a substrate; a first electrode formed on the substrate, where the first electrode is a cathode, an electron injection layer formed to contact an upper surface of the first electrode and including Mg, an intermediate layer formed on the electron injection layer and including an organic emission layer, and a second electrode which is formed on the intermediate layer and is an anode.
    Type: Application
    Filed: April 10, 2012
    Publication date: January 17, 2013
    Applicant: SAMSUNG MOBILE DISPLAY CO., LTD.
    Inventors: Sang-Yeol Kim, Il-Seok Park, Kyul Han
  • Publication number: 20120138084
    Abstract: A contaminant cleaning device includes a stage configured to house a substrate; an imaging means configured to obtain an image of a contaminant on the substrate; a control means configured to recognize the image and configured to generate a control signal in accordance with the recognized image; a UV generating means; an irradiation shape forming unit configured to selectively block a passage of UV radiated from the UV generating means to make a UV irradiated shape correspond to a shape of the image recognized in the control means; and an interrupter configured to receive a control signal from the control means to block or allow passage of UV from the UV generating means, wherein the stage is configured to move in accordance with a control signal from the control means to enable a contaminant on the substrate to be positioned in the area to which UV is irradiated.
    Type: Application
    Filed: July 13, 2011
    Publication date: June 7, 2012
    Inventors: Kyul Han, Mu Hyun Kim, Sang Yeol Kim, Il Seok Park, Hyun Sung Kang
  • Publication number: 20120009332
    Abstract: A method of manufacturing an organic light-emitting display device, which simplifies fabrication processes of the organic light-emitting display device and improves manufacturing yield. This method includes preparing a substrate that has a number of first regions and a second region surrounding the first regions. The substrate is conveyed into a chamber. An organic emission layer is formed in a direction on a surface of the substrate. A first metal layer is formed on the organic emission layer so as to correspond to the first regions, and the organic emission layer formed on the second region is removed.
    Type: Application
    Filed: July 11, 2011
    Publication date: January 12, 2012
    Inventors: Sang-Yeol Kim, Il-Seok Park, Kyul Han, Mu-Hyun Kim
  • Patent number: 7075085
    Abstract: The present invention relates to a method of measuring the thickness of a thin film layer using an infrared thermal imaging system. The object of the present invention is to provide a method of measuring the thickness of a thin film layer fast in such a way as to obtain the two-dimensional (2-D) thickness distribution of the thin film layer at one time by measuring infrared spontaneous light emitted from a target surface using an infrared imaging camera.
    Type: Grant
    Filed: June 18, 2004
    Date of Patent: July 11, 2006
    Assignee: Hyundai Heavy Industries Co., Ltd.
    Inventors: Il-Seok Park, Sang-Min Park
  • Publication number: 20050263706
    Abstract: The present invention relates to a method of measuring the thickness of a thin film layer using an infrared thermal imaging system. The object of the present invention is to provide a method of measuring the thickness of a thin film layer fast in such a way as to obtain the two-dimensional (2-D) thickness distribution of the thin film layer at one time by measuring infrared spontaneous light emitted from a target surface using an infrared imaging camera.
    Type: Application
    Filed: June 18, 2004
    Publication date: December 1, 2005
    Inventors: Il-Seok Park, Sang-Min Park