Patents by Inventor Da-Hea IM

Da-Hea IM 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: 10585217
    Abstract: A mirror substrate includes a transparent substrate, a plurality of first mirror patterns arranged on the transparent substrate and spaced apart from each other, each of the first mirror patterns including a phase compensation layer and a first mirror layer sequentially stacked on the transparent substrate, and a second mirror layer disposed on the transparent substrate and between neighboring ones of the first mirror patterns, the second mirror layer having a second thickness less than a first thickness of the first mirror layer.
    Type: Grant
    Filed: October 18, 2018
    Date of Patent: March 10, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Hoon Yim, Dong-Chan Kim, Won-Jong Kim, Eung-Do Kim, Dong-Kyu Seo, Ji-Hye Lee, Da-Hea Im, Yoon-Hyeung Cho, Won-Suk Han
  • Publication number: 20190049633
    Abstract: A mirror substrate includes a transparent substrate, a plurality of first mirror patterns arranged on the transparent substrate and spaced apart from each other, each of the first mirror patterns including a phase compensation layer and a first mirror layer sequentially stacked on the transparent substrate, and a second mirror layer disposed on the transparent substrate and between neighboring ones of the first mirror patterns, the second mirror layer having a second thickness less than a first thickness of the first mirror layer.
    Type: Application
    Filed: October 18, 2018
    Publication date: February 14, 2019
    Inventors: Sang-Hoon YIM, Dong-Chan KIM, Won-Jong KIM, Eung-Do KIM, Dong-Kyu SEO, Ji-Hye LEE, Da-Hea IM, Yoon-Hyeung CHO, Won-Suk HAN
  • Patent number: 10132968
    Abstract: A mirror substrate includes a transparent substrate, a plurality of first mirror patterns arranged on the transparent substrate and spaced apart from each other, each of the first mirror patterns including a phase compensation layer and a first mirror layer sequentially stacked on the transparent substrate, and a second mirror layer disposed on the transparent substrate and between neighboring ones of the first mirror patterns, the second mirror layer having a second thickness less than a first thickness of the first mirror layer.
    Type: Grant
    Filed: January 3, 2017
    Date of Patent: November 20, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Hoon Yim, Dong-Chan Kim, Won-Jong Kim, Eung-Do Kim, Dong-Kyu Seo, Ji-Hye Lee, Da-Hea Im, Yoon-Hyeung Cho, Won-Suk Han
  • Publication number: 20170205543
    Abstract: A mirror substrate includes a transparent substrate, a plurality of first mirror patterns arranged on the transparent substrate and spaced apart from each other, each of the first mirror patterns including a phase compensation layer and a first mirror layer sequentially stacked on the transparent substrate, and a second mirror layer disposed on the transparent substrate and between neighboring ones of the first mirror patterns, the second mirror layer having a second thickness less than a first thickness of the first mirror layer.
    Type: Application
    Filed: January 3, 2017
    Publication date: July 20, 2017
    Inventors: Sang-Hoon YIM, Dong-Chan KIM, Won-Jong KIM, Eung-Do KIM, Dong-Kyu SEO, Ji-Hye LEE, Da-Hea IM, Yoon-Hyeung CHO, Won-Suk HAN
  • Publication number: 20170069871
    Abstract: A transparent display device includes a substrate having a pixel area and a transmission area, a pixel circuit in the pixel area of the substrate, an insulation structure covering the pixel circuit on the substrate, a first electrode in the pixel area of the substrate and extending at least partially through the insulation structure to be electrically connected to the pixel circuit, a display layer on the first electrode, a second electrode facing the first electrode with respect to the display layer, and a capping layer on the second electrode. The capping layer continuously extends into the pixel area and the transmission area. The capping layer has a thickness in a range from about 350 ? to about 700 ?.
    Type: Application
    Filed: July 20, 2016
    Publication date: March 9, 2017
    Inventors: Sang-Hoon YIM, Dong-Chan KIM, Won-Jong KIM, Eung-Do KIM, Dong-Kyu SEO, Ji-Hye LEE, Da-Hea IM, Yoon-Hyeung CHO, Chang-Woong CHU, Won-Suk HAN
  • Patent number: 9590203
    Abstract: An organic light-emitting device with a plurality of subpixels, each subpixel including an emission region and a non-emission region, the organic light-emitting device including a substrate; an anode on the substrate, the anode including patterns that separately correspond to respective ones of the plurality of subpixels; an organic layer on the anode, the organic layer being common to the plurality of subpixels; and a cathode on the organic layer, the cathode including a plurality of subcathodes that each correspond to at least one of the subpixels and that allow light to pass through in emission regions, wherein adjacent two of the subcathodes overlap with each other in non-emission regions.
    Type: Grant
    Filed: November 21, 2014
    Date of Patent: March 7, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seok-Gyu Yoon, Dong-Chan Kim, Won-Jong Kim, Eung-Do Kim, Dong-Kyu Seo, Young-Woo Song, Da-Hea Im, Bo-Ra Jung
  • Patent number: 9231224
    Abstract: An organic light emitting diode (OLED) display is provided. An OLED display in accordance with an exemplary embodiment may include a substrate including a first subpixel, a second subpixel, and a third subpixel, a first electrode disposed on each of the first subpixel, the second subpixel, and the third subpixel, a second electrode facing the first electrode, a first common layer disposed on the first subpixel and the second subpixel, a first emission layer and a second emission layer disposed on the first common layer, a second common layer disposed on the third subpixel, and a third emission layer disposed on the second common layer. The first common layer may include a first doping layer and a second doping layer disposed on the first doping layer. Each of the doping layers may including a p-type dopant, and the second common layer may be formed as a single layer.
    Type: Grant
    Filed: May 21, 2014
    Date of Patent: January 5, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seok-Gyu Yoon, Kyu-Hwan Hwang, Eung-Do Kim, Dong-Chan Kim, Dong-Kyu Seo, Bo-Ra Jung, Won-Jong Kim, Young-Woo Song, Jong-Hyuk Lee, Da-Hea Im
  • Publication number: 20150364715
    Abstract: An organic light-emitting device with a plurality of subpixels, each subpixel including an emission region and a non-emission region, the organic light-emitting device including a substrate; an anode on the substrate, the anode including patterns that separately correspond to respective ones of the plurality of subpixels; an organic layer on the anode, the organic layer being common to the plurality of subpixels; and a cathode on the organic layer, the cathode including a plurality of subcathodes that each correspond to at least one of the subpixels and that allow light to pass through in emission regions, wherein adjacent two of the subcathodes overlap with each other in non-emission regions.
    Type: Application
    Filed: November 21, 2014
    Publication date: December 17, 2015
    Inventors: Seok-Gyu YOON, Dong-Chan KIM, Won-Jong KIM, Eung-Do KIM, Dong-Kyu SEO, Young-Woo SONG, Da-Hea IM, Bo-Ra JUNG
  • Patent number: 9099416
    Abstract: An organic light-emitting device including a first sub-pixel, a second sub-pixel, and a third sub-pixel on a substrate; a plurality of first electrodes in the first sub-pixel, the second sub-pixel, and the third sub-pixel, respectively; a second electrode being a sub-common layer to the first sub-pixel and the second sub-pixel and facing the first electrodes of the first sub-pixel and the second sub-pixel; and a third electrode in the third sub-pixel and facing the first electrode of the third sub-pixel is disclosed.
    Type: Grant
    Filed: July 21, 2014
    Date of Patent: August 4, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Bo-Ra Jung, Seok-Gyu Yoon, Dong-Chan Kim, Won-Jong Kim, Eung-Do Kim, Dong-Kyu Seo, Da-Hea Im, Kyu-Hwan Hwang, Young-Woo Song, Jong-Hyuk Lee
  • Publication number: 20150102305
    Abstract: An organic light-emitting device including a first sub-pixel, a second sub-pixel, and a third sub-pixel on a substrate; a plurality of first electrodes in the first sub-pixel, the second sub-pixel, and the third sub-pixel, respectively; a second electrode being a sub-common layer to the first sub-pixel and the second sub-pixel and facing the first electrodes of the first sub-pixel and the second sub-pixel; and a third electrode in the third sub-pixel and facing the first electrode of the third sub-pixel is disclosed.
    Type: Application
    Filed: July 21, 2014
    Publication date: April 16, 2015
    Inventors: Bo-Ra Jung, Seok-Gyu Yoon, Dong-Chan Kim, Won-Jong Kim, Eung-Do Kim, Dong-Kyu Seo, Da-Hea Im, Kyu-Hwan Hwang, Young-Woo Song, Jong-Hyuk Lee
  • Publication number: 20150048325
    Abstract: An organic light emitting diode (OLED) display is provided. An OLED display in accordance with an exemplary embodiment may include a substrate including a first subpixel, a second subpixel, and a third subpixel, a first electrode disposed on each of the first subpixel, the second subpixel, and the third subpixel, a second electrode facing the first electrode, a first common layer disposed on the first subpixel and the second subpixel, a first emission layer and a second emission layer disposed on the first common layer, a second common layer disposed on the third subpixel, and a third emission layer disposed on the second common layer. The first common layer may include a first doping layer and a second doping layer disposed on the first doping layer. Each of the doping layers may including a p-type dopant, and the second common layer may be formed as a single layer.
    Type: Application
    Filed: May 21, 2014
    Publication date: February 19, 2015
    Applicant: Samsung Display Co., Ltd.
    Inventors: Seok-Gyu YOON, Kyu-Hwan HWANG, Eung-Do KIM, Dong-Chan KIM, Dong-Kyu SEO, Bo-Ra JUNG, Won-Jong KIM, Young-Woo SONG, Jong-Hyuk LEE, Da-Hea IM