Patents by Inventor Hoon Yim

Hoon Yim 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).

  • Display device and method of manufacturing the same
    Patent number: 9557599
    Abstract: A display device and a method of manufacturing the same. The display device includes: a substrate; and a reflection member that is disposed on a surface of the substrate and has a first thickness in a first reflection region corresponding to a light-emitting region and a second thickness in a second reflection region corresponding to a non-light-emitting region.
    Type: Grant
    Filed: May 13, 2015
    Date of Patent: January 31, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Hoon Yim, Seong-Min Kim, Kyung-Ho Kim, Kwan-Hyun Cho, Young-Woo Song
  • ORGANIC LIGHT EMITTING DIODE AND ORGANIC LIGHT EMITTING DIODE DISPLAY INCLUDING THE SAME
    Publication number: 20170025631
    Abstract: An organic light emitting element according to an example embodiment of the present disclosure includes: an anode and a cathode facing each other; an emission layer between the anode and the cathode; an electron transfer layer between the emission layer and the cathode; and a buffer layer between the cathode and the electron transfer layer, wherein the buffer layer includes an inorganic metal halide having p-type semiconductor characteristics.
    Type: Application
    Filed: March 24, 2016
    Publication date: January 26, 2017
    Inventors: Dong Chan Kim, Won Jong Kim, Eung Do Kim, Dong Kyu Seo, Ji Hye Lee, Da Hea Im, Sang Hoon Yim, Yoon Hyeung Cho, Won Suk Han
  • ORGANIC LIGHT EMITTING DISPLAY APPARATUS
    Publication number: 20170005157
    Abstract: An organic light emitting display apparatus includes a substrate, an encapsulation member facing the substrate, a plurality of pixels between the substrate and the encapsulation member, each pixel including a light emission area and a non-emission area, a first electrode overlapping at least the light emission area, an intermediate layer on the first electrode and including an organic emission layer, a second electrode on the intermediate layer, and a reflective member on a bottom surface of the encapsulation member, the bottom surface of the encapsulation member facing the substrate, and the reflective member including an opening corresponding to the light emission area, and a reflective surface around the opening and corresponding to the non-emission area.
    Type: Application
    Filed: September 15, 2016
    Publication date: January 5, 2017
    Inventors: Sang-Hoon YIM, Seong-Min KIM, Kwan-Hyun CHO, Kyung-Ho KIM, Jun-Ho CHOI, Jin-Koo CHUNG, Young-Woo SONG
  • ORGANIC LIGHT EMITTING DIODE DISPLAY
    Publication number: 20160380235
    Abstract: An organic light emitting diode display including: a substrate; an organic light emitting diode on the substrate; a capping layer on the organic light emitting diode and including a high refractive layer including an inorganic material having a refractive index that is equal to or greater than about 1.7 and equal to or less than about 6.0; and a thin film encapsulation layer covering the capping layer and the organic light emitting diode, the inorganic material including at least one selected from the group consisting of CuI, thallium iodide (TlI), BaS, Cu2O, CuO, BiI, WO3, TiO2, AgI, CdI2, HgI2, SnI2, PbI2, BiI3, ZnI2, MoO3, Ag2O, CdO, CoO, Pr2O3, SnS, PbS, CdS, CaS, ZnS, ZnTe, PbTe, CdTe, SnSe, PbSe, CdSe, AlAs, GaAs, InAs, GaP, InP, AlP, AlSb, GaSb, and InSb.
    Type: Application
    Filed: March 31, 2016
    Publication date: December 29, 2016
    Inventors: Won Jong KIM, Dong Chan KIM, Eung Do KIM, Dong Kyu SEO, Da Hea IM, Sang Hoon YIM, Yoon Hyeung CHO, Won Suk HAN
  • ORGANIC LIGHT EMITTING DIODE DISPLAY
    Publication number: 20160380231
    Abstract: An organic light emitting diode (OLED) display according to the present disclosure includes a substrate, a thin film transistor on the substrate, a first electrode on the thin film transistor and electrically coupled to the thin film transistor, an organic emission layer on the first electrode, a second electrode on the organic emission layer, and a capping layer on the second electrode, wherein a thickness of the second electrode is about 65 ? to about 125 ?, and wherein a thickness of the capping layer is about (500*1.88/n) ? to about (700*1.88/n) ?, n being an optical constant of the capping layer.
    Type: Application
    Filed: January 8, 2016
    Publication date: December 29, 2016
    Inventors: Sang Hoon Yim, Dong Chan Kim, Won Jong Kim, Eung Do Kim, Jae Bok Kim, Dong Kyu Seo, Won Jun Song, Ji Hye Lee, Da Hea Im, Yoon Hyeung Cho, Won Suk Han
  • ORGANIC LIGHT EMITTING DIODE AND ORGANIC LIGHT EMITTING DIODE DISPLAY INCLUDING THE SAME
    Publication number: 20160365529
    Abstract: An organic light emitting diode according to an example embodiment of the present disclosure includes: a first electrode; a second electrode facing the first electrode; an emission layer between the first electrode and the second electrode; and an electron injection layer between the second electrode and the emission layer. The electron injection layer includes a first halogen dipole material based on a transition or post-transition metal I, and a second halogen dipole material based on a metal having a work function of 4.0 eV or less.
    Type: Application
    Filed: March 21, 2016
    Publication date: December 15, 2016
    Inventors: Dong Chan Kim, Won Jong Kim, Eung Do Kim, Dong Kyu Seo, Da Hea IM, Sang Hoon Yim, Won Suk Han
  • ORGANIC LIGHT EMITTING DIODE AND ORGANIC LIGHT EMITTING DIODE DISPLAY INCLUDING THE SAME
    Publication number: 20160351819
    Abstract: An organic light emitting diode includes: a first electrode and a second electrode that face each other; a middle layer on the first electrode; a hole transport layer on the middle layer; and an emission layer between the hole transport layer and the second electrode, wherein the middle layer includes a bipolar material formed by combining a first material including at least selected from a group 1 element, a group 2 element, a lanthanide metal, with a second material including a halogen element.
    Type: Application
    Filed: January 22, 2016
    Publication date: December 1, 2016
    Inventors: Dong Chan Kim, Won Jong Kim, Eung Do Kim, Dong Kyu Seo, Ji Hye Lee, Da Hea Im, Sang Hoon Yim, Won Suk Han
  • ORGANIC LIGHT EMITTING DIODE DISPLAY
    Publication number: 20160351845
    Abstract: An organic light emitting diode (OLED) display includes: a thin film transistor on the substrate; a first electrode electrically connected to the thin film transistor; a hole injection layer on the first electrode; an emission layer on the hole injection layer; an electron injection layer on the emission layer; a first intermediate layer on the electron injection layer; and a second electrode on the first intermediate layer.
    Type: Application
    Filed: February 2, 2016
    Publication date: December 1, 2016
    Inventors: Dong Chan KIM, Won Jong KIM, Won Suk HAN, Eung Do KIM, Dong Kyu SEO, Ji Hye LEE, Sang Hoon YIM
  • ORGANIC LIGHT EMITTING DIODE DISPLAY
    Publication number: 20160329521
    Abstract: An organic light emitting diode display includes: a substrate; an organic light emitting element on the substrate; and a capping layer on the organic light emitting element and including a high refraction layer formed of an inorganic material having a refractive index which is equal to or greater than about 1.7 and equal to or less than about 6.0, wherein the inorganic material includes at least one selected from CuI, thallium iodide (TlI), AgI, CdI2, HgI2, SnI2, PbI2, BiI3, ZnI2, MnI2, FeI2, CoI2, NiI2, aluminium iodide (AlI3), thorium(IV) iodide (ThI4), uranium triiodide (UI3), MgS, MgSe, MgTe, CaS, CaSe, CaTe, SrS, SrSe, SrTe, BaS, BaSe, BaTe, SnS, PbS, CdS, CaS, ZnS, ZnTe, PbTe, CdTe, SnSe, PbSe, CdSe, CuO, Cu2O, WO3, MoO3, SnO2, Nb2O5, Ag2O, CdO, CoO, Pr2O3, Bi2O3, Fe2O3, AlAs, GaAs, InAs, GaP, InP, AlP, AlSb, GaSb, and InSb.
    Type: Application
    Filed: December 30, 2015
    Publication date: November 10, 2016
    Inventors: Dong Chan Kim, Won Jong Kim, Eung Do Kim, Ji Hye Lee, Da Hea Im, Sang Hoon Yim, Yoon Hyeung Cho, Won Suk Han
  • ORGANIC LIGHT EMITTING DIODE DISPLAY
    Publication number: 20160300893
    Abstract: An organic light emitting diode display including a substrate, a thin film transistor on the substrate, a first electrode connected to the thin film transistor, a first layer on the first electrode, an emission layer on the first layer, a second layer on the emission layer, and a second electrode on the second layer.
    Type: Application
    Filed: October 5, 2015
    Publication date: October 13, 2016
    Inventors: Sang Hoon Yim, Dong Chan Kim, Won Jong Kim, Eung Do Kim, Dong Kyu Seo, Jong Hyuk Lee, Da Hea Im, Yoon Hyeung Cho, Chang Woong Chu
  • Organic light emitting diode display
    Patent number: 9466815
    Abstract: An organic light emitting diode display includes a display substrate including a first substrate and a plurality of pixel light emitting units on the first substrate, and an encapsulation substrate including a second substrate facing the display substrate, and a main reflecting member on the second substrate, the main reflecting member including a light emitting opening at a position corresponding to at least one of the pixel light emitting units, and an auxiliary opening dividing the main reflecting member into a plurality of sub-reflecting members.
    Type: Grant
    Filed: June 19, 2014
    Date of Patent: October 11, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jin Koo Chung, Kyung Ho Kim, Sang Hoon Yim
  • ORGANIC LIGHT EMITTING DIODE AND ORGANIC LIGHT EMITTING DISPLAY DEVICE INCLUDING THE SAME
    Publication number: 20160285035
    Abstract: An organic light emitting diode includes: a first electrode; a second electrode, the first electrode and the second electrode facing each other; an emission layer provided between the first electrode and the second electrode; and an electron injection layer provided between the second electrode and the emission layer, wherein at least one of the first electrode and the second electrode includes: a first material that is one of a group-1 metal based halogen dipole material, a group-2 metal based halogen dipole material, a lanthanide metal based halogen dipole material, or a transition, metal based halogen dipole material; and a second material that is a metal reacting to the first material.
    Type: Application
    Filed: October 23, 2015
    Publication date: September 29, 2016
    Inventors: Dong Chan Kim, Won Jong Kim, Eung Do Kim, Dong Kyu Seo, Sang Hoon Yim, Won Suk Han
  • Display apparatus for controlling optical transmissivity
    Patent number: 9448437
    Abstract: A display apparatus includes a transparent display device, a first polarizer on a first surface of the transparent display device, a first retarder between the first polarizer and the first surface of the transparent display device, a second polarizer on a second surface of the transparent display device opposite the first surface, and a conversion retarder between the second polarizer and the second surface of the transparent display device, the conversion retarder being configured to delay a wavelength of the external light within a range from a first phase to a second phase and to transmit the wavelength-delayed light therethrough when power is supplied to the conversion retarder.
    Type: Grant
    Filed: September 3, 2015
    Date of Patent: September 20, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sang-Hoon Yim, Young-Woo Song, Jin-Koo Chung
  • Organic light emitting display apparatus
    Patent number: 9450201
    Abstract: An organic light emitting display apparatus includes a substrate, an encapsulation member facing the substrate, a plurality of pixels between the substrate and the encapsulation member, each pixel including a light emission area and a non-emission area, a first electrode overlapping at least the light emission area, an intermediate layer on the first electrode and including an organic emission layer, a second electrode on the intermediate layer, and a reflective member on a bottom surface of the encapsulation member, the bottom surface of the encapsulation member facing the substrate, and the reflective member including an opening corresponding to the light emission area, and a reflective surface around the opening and corresponding to the non-emission area.
    Type: Grant
    Filed: September 10, 2015
    Date of Patent: September 20, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sang-Hoon Yim, Seong-Min Kim, Kwan-Hyun Cho, Kyung-Ho Kim, Jun-Ho Choi, Jin-Koo Chung, Young-Woo Song
  • Display device for controlling light transmittance
    Patent number: 9391127
    Abstract: A display device that can control light transmittance is disclosed. One aspect is a display device for controlling light transmittance. The display device includes a light-emitting region and a light-transmitting region. The light-emitting region includes a light-emitting unit. The light-transmitting region includes a light-transmitting unit configured to adjust the transmittance of external light, wherein the light-emitting unit and the light-transmitting unit are formed over the same substrate.
    Type: Grant
    Filed: April 30, 2014
    Date of Patent: July 12, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Young-Woo Song, Sang-Hoon Yim, Jin-Koo Chung
  • ORGANIC LIGHT EMITTING DIODE AND ORGANIC LIGHT EMITTING DISPLAY DEVICE INCLUDING THE SAME
    Publication number: 20160190501
    Abstract: An organic light emitting diode and an organic light emitting display device, the organic light emitting diode including a first electrode and a second electrode facing each other; an emission layer between the first electrode and the second electrode; and a hole transport layer between the first electrode and the emission layer, wherein the hole transport layer includes an organic material and a dipole material, the dipole material including a first component and a second component, the first component having a polarity different from that of the second component and the first component and the second component being combined with each other.
    Type: Application
    Filed: August 13, 2015
    Publication date: June 30, 2016
    Inventors: Dong Chan KIM, Won Jong KIM, Eung Do KIM, Dong Kyu SEO, Da Hea IM, Sang Hoon YIM, Chang Woong CHU
  • ORGANIC LIGHT EMITTING DIODE DISPLAY
    Publication number: 20160155979
    Abstract: An organic light emitting diode display, including a substrate; a thin film transistor on the substrate; a first electrode on the thin film transistor and electrically connected to the thin film transistor; an organic emission layer on the first electrode; a second electrode on the organic emission layer; and a first capping layer on the second electrode and a second capping layer on the first capping layer, the second capping layer being thicker than the first capping layer.
    Type: Application
    Filed: October 8, 2015
    Publication date: June 2, 2016
    Inventors: Sang Hoon YIM, Dong Chan KIM, Won Jong KIM, Eung Do KIM, Dong Kyu SEO, Jong Hyuk LEE, Da Hea IM, Yoon Hyeung CHO, Chang Woong CHU
  • Organic light-emitting display apparatus and method of manufacturing the same
    Patent number: 9324771
    Abstract: An organic light-emitting display apparatus includes a first substrate including a display unit having a light-emitting region and a non-light-emitting region, a second substrate parallel to the first substrate, and a reflective member on a surface of the second substrate that faces the first substrate, the reflective member corresponding to the non-light-emitting region of the display unit and being configured to sense touch, and the reflective member including a plurality of first pattern parts electrically connected along a first direction and a plurality of second pattern parts electrically connected along a second direction.
    Type: Grant
    Filed: April 11, 2014
    Date of Patent: April 26, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sang-Hoon Yim, Kyung-Ho Kim, Young-Woo Song, Jong-Hyuk Lee, Kwan-Hyun Cho
  • ORGANIC LIGHT EMITTING DIODE AND ORGANIC LIGHT EMITTING DISPLAY DEVICE INCLUDING THE SAME
    Publication number: 20160099431
    Abstract: An organic light emitting element is provided. An organic light emitting element according to an exemplary embodiment includes: a first electrode and a second electrode that face each other; an emission layer provided between the first electrode and the second electrode; and an electron injection layer provided between the second electrode and the emission layer, wherein the electron injection layer includes Ca, and the second electrode includes a first material including at least one of Ag, Al, and Mg and a second material including at least one of Yb, Ca, Sm, Eu, Tb, Sr, Ba, La, and Ce.
    Type: Application
    Filed: June 5, 2015
    Publication date: April 7, 2016
    Inventors: Eung Do KIM, Dong Chan KIM, Won Jong KIM, Dong Kyu SEO, Da Hea IM, Sang Hoon YIM
  • ORGANIC LIGHT EMITTING DIODE
    Publication number: 20160056400
    Abstract: An organic light emitting diode, including a first electrode; a second electrode facing the first electrode, the second electrode including magnesium; an emission layer between the first electrode and the second electrode; and an electron injection layer between the second electrode and the emission layer, the electron injection layer including a dipole material including a first component and a second component having different polarities, the dipole material including halide, and a content of the magnesium included in the second electrode being in a range of from 10 to 40 volume %.
    Type: Application
    Filed: August 10, 2015
    Publication date: February 25, 2016
    Inventors: Dong Chan KIM, Won Jong KIM, Eung Do KIM, Dong Kyu SEO, Da Hea IM, Sang Hoon YIM, Chang Woong CHU