Patents by Inventor Hyung-Jun Song

Hyung-Jun Song 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: 20120007497
    Abstract: An organic light emitting device is disclosed. The organic light emitting device includes: a substrate member; and an organic light emitting diode comprising a first transparent electrode, a first organic emission layer, a conductive reflecting layer, a second organic emission layer, and a second transparent electrode that are sequentially stacked over the substrate member, wherein voltage is applied between the first transparent electrode and the second transparent electrode to allow each of the first transparent electrode and the second transparent electrode to maintain first potential and second potential, and the conductive reflecting layer maintains third potential between the first potential and the second potential.
    Type: Application
    Filed: July 7, 2011
    Publication date: January 12, 2012
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Chang-Ho Lee, Hee-Joo Ko, Il-Soo Oh, Se-Jin Cho, Hyung-Jun Song, Jin-Young Yun, Jong-Hyuk Lee
  • Publication number: 20110309739
    Abstract: An organic light-emitting device including: a substrate; a first electrode disposed on the substrate; a second electrode disposed on the substrate and comprising silver (Ag); an emission layer between the first electrode and the second electrode; an electron injection layer between the emission layer and the second electrode and comprising a mixture of an alkali metal-containing compound and a first metal; and a capping layer disposed on the second electrode.
    Type: Application
    Filed: March 8, 2011
    Publication date: December 22, 2011
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Hyung-Jun Song, Kyu-Hwan Hwang, Chang-Ho Lee, Hee-Joo Ko, Seok-Gyu Yoon, Il-Soo Oh, Se-Jin Cho, Jin-Young Yun, Jong-Hyuk Lee, Yong-Tak Kim, Won-Jong Kim
  • Publication number: 20110297919
    Abstract: A heterocyclic compound represented by Formula 1 or Formula 2 below and an organic light-emitting device including the heterocyclic compound: wherein X1, X2, and R1 through R16 are defined as in the specification.
    Type: Application
    Filed: May 9, 2011
    Publication date: December 8, 2011
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Yoon-Hyun KWAK, Seok-Hwan Hwang, Young-Kook Kim, Hye-Jin Jung, Jong-Hyuk Lee, Hyung-Jun Song
  • Publication number: 20110273409
    Abstract: An organic light emitting diode display is disclosed. The display includes some pixel areas which are opaque and some pixel areas which are partially opaque and partially transparent. Selectively displaying the light emission of the pixel areas allows for control of the relative brightness of a displayed image and an object behind the display.
    Type: Application
    Filed: April 12, 2011
    Publication date: November 10, 2011
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Chang-Ho Lee, Hee-Joo Ko, Il-Soo Oh, Se-Jin Cho, Jin-Young Yun, Hyung-Jun Song, Young-Woo Song, Kyu-Hwan Hwang, Seok-Gyu Yoon, Jae-Heung Ha, Jong-Hyuk Lee
  • Publication number: 20110248269
    Abstract: An organic light emitting diode (OLED) display includes a substrate including a plurality of pixels defined thereon, a thin film transistor (TFT) positioned at each pixel, a negative electrode electrically connected to the TFT, an organic emission layer positioned on the negative electrode, and a positive electrode positioned on the organic emission layer, the positive electrode including an auxiliary layer positioned on the organic emission layer, a conductive layer positioned on the auxiliary layer, and an insulation layer positioned on the conductive layer.
    Type: Application
    Filed: March 18, 2011
    Publication date: October 13, 2011
    Inventors: Il-Soo Oh, Chang-Ho Lee, Hee-Joo Ko, Se-Jin Cho, Hyung-Jun Song, Jin-Young Yun, Jong-Hyuk Lee
  • Publication number: 20110248259
    Abstract: An organic light emitting device and a method of manufacturing the same, the device including a substrate; a thin film transistor on the substrate, the thin film transistor including source and drain electrodes, an oxide semiconductor layer, a gate electrode, and a gate insulating layer that insulates the gate electrode from the source and drain electrodes; a first insulating layer on the thin film transistor; a cathode on the first insulating layer, the cathode being connected to one of the source and drain electrodes of the thin film transistor; a first layer on the cathode, the first layer including a first material, the first material including at least one of metal, metal sulfide, metal oxide, and metal nitride; an organic layer on the first layer; and an anode on the organic layer.
    Type: Application
    Filed: April 7, 2011
    Publication date: October 13, 2011
    Inventors: Il-Soo Oh, Chang-Ho Lee, Hee-Joo Ko, Se-Jin Cho, Hyung-Jun Song, Jin Young Yun, Jong-Hyuk Lee
  • Publication number: 20110249211
    Abstract: An organic light emitting display device includes a substrate having a transmitting region interposed between pixel regions; thin film transistors on a first surface of the substrate; a passivation layer covering the thin film transistors; pixel electrodes on the passivation layer; an opposite electrode disposed to face the pixel electrodes; an organic emission layer between the pixel electrodes and the opposite electrode; a polymer dispersed liquid crystal (PDLC) device disposed such that the thin film transistors are between the PDLC device and the passivation layer, the PDLC device having: a first electrode; a second electrode; and a PDLC layer in which liquid crystal is dispersed in polymer matrix. Distortion of images transmitted through the organic light emitting display device is prevented by restricting scattering of the transmitted light, the transmission of the external light may be adjusted simply, and degradation of the brightness and color coordinate reproduction may be prevented.
    Type: Application
    Filed: March 31, 2011
    Publication date: October 13, 2011
    Inventors: Hyung-Jun Song, Jong-Hyuk Lee, Chang-Ho Lee, Il-Soo Oh, Hee-Jo Ko, Si-Jin Cho, Jin-Young Yun
  • Publication number: 20110240964
    Abstract: An organic light emitting diode (OLED) display including a substrate main body; a thin film transistor on the substrate main body; and an organic light emitting diode including a transparent electrode connected with the thin film transistor and being capable of injecting electrons, an organic emission layer on the transparent electrode, and a reflective electrode on the organic emission layer and being capable of injecting holes, wherein the organic emission layer includes an electron injection unit on the transparent electrode, the electron injection unit including an electron injection metal layer, an electron injection layer, and an electron injection dipole layer, and a light emitting unit on the electron injection unit.
    Type: Application
    Filed: March 1, 2011
    Publication date: October 6, 2011
    Inventors: Hee-Joo Ko, Chang-Ho Lee, Il Soo Oh, Se-Jin Cho, Hyung-Jun Song, Jin-Young Yun, Jong-Hyuk Lee
  • Publication number: 20110233531
    Abstract: An organic light-emitting device, including a first electrode, the first electrode having a smaller absolute value of a work function energy level than an absolute value of a work function energy level of ITO, a second electrode facing the first electrode, and an organic layer between the first electrode and the second electrode.
    Type: Application
    Filed: March 2, 2011
    Publication date: September 29, 2011
    Inventors: Hee-Joo Ko, Chang-Ho Lee, Il-Soo Oh, Se-Jin Cho, Hyung-Jun Song, Jin-Young Yun, Jong-Hyuk Lee
  • Publication number: 20110133633
    Abstract: An organic light emitting diode device including a first electrode; a second electrode facing the first electrode; and an emitting layer interposed between the first electrode and the second electrode, wherein the first electrode includes an ytterbium (Yb) alloy represented by the following Chemical Formula 1: Yb-M??(1), and in Chemical Formula 1, M is a metal including at least one of silver (Ag), calcium (Ca), chromium (Cr), iron (Fe), cobalt (Co), nickel (Ni), copper (Cu), molybdenum (Mo), ruthenium (Ru), indium (In), and tungsten (W).
    Type: Application
    Filed: December 6, 2010
    Publication date: June 9, 2011
    Inventors: Seok-Gyu Yoon, Young-Woo Song, Kyu-Hwan Hwang, Jae-Heung Ha, Jong-Hyuk Lee, Won-Jong Kim, Yong-Tak Kim, Chang-Ho Lee, Il-Soo Oh, Hyung-Jun Song, Hee-Joo Ko
  • Publication number: 20110114974
    Abstract: An organic light emitting diode display includes a first electrode and a second electrode, an organic emissive layer disposed between the first electrode and the second electrode, a first selective reflection layer disposed to receive light from the organic emissive layer, and a third transparent electrode, the first selective reflection layer being between the third transparent electrode and the organic emissive layer.
    Type: Application
    Filed: November 15, 2010
    Publication date: May 19, 2011
    Inventors: Hyung-Jun Song, Chang-Ho Lee, Hee-Joo Ko, Jin-Young Yun, Se-Jin Cho, Il-Soo Oh, Jong-Hyuk Lee
  • Publication number: 20110057177
    Abstract: Embodiments of the present invention are directed to a heterocyclic compound and an organic light-emitting device including the heterocyclic compound. The organic light-emitting devices using the heterocyclic compounds have high-efficiency, low driving voltage, high luminance and long lifespan.
    Type: Application
    Filed: August 31, 2010
    Publication date: March 10, 2011
    Inventors: Young-Kook Kim, Seok-Hwan Hwang, Yoon-Hyun Kwak, Hye-Jin Jung, Hyung-Jun Song, Jin-O Lim, Jong-Hyuk Lee
  • Publication number: 20110031483
    Abstract: Embodiments of the present invention are directed to a heterocyclic compound and an organic light-emitting device including the heterocyclic compound. The organic light-emitting devices using the heterocyclic compounds have high-efficiency, low driving voltage, high luminance and long lifespan.
    Type: Application
    Filed: August 6, 2010
    Publication date: February 10, 2011
    Inventors: Yoon-Hyun Kwak, Seok-Hwan Hwang, Young-Kook Kim, Hye-Jin Jung, Jong-Hyuk Lee, Jin-O Lim, Hyung-Jun Song
  • Publication number: 20110031485
    Abstract: Embodiments of the present invention are directed to a heterocyclic compound and an organic light-emitting device including the heterocyclic compound. The organic light-emitting devices using the heterocyclic compounds have high-efficiency, low driving voltage, high luminance and long lifespan.
    Type: Application
    Filed: August 10, 2010
    Publication date: February 10, 2011
    Inventors: Yoon-Hyun Kwak, Seok-Hwan Hwang, Young-Kook Kim, Hye-Jin Jung, Jong-Hyuk Lee, Jin-O Lim, Hyung-Jun Song
  • Publication number: 20100301741
    Abstract: Provided is an organic light emitting device including an anode, a cathode, and a light emitting layer disposed between the anode and the cathode, wherein the cathode has a structure including a first metal layer and a second metal layer, or a structure including a first metal layer, a second metal layer, and one selected from the group consisting of an oxide layer, a nitride layer, and a nitric oxide layer, and wherein the cathode has low resistance.
    Type: Application
    Filed: April 8, 2010
    Publication date: December 2, 2010
    Applicant: Samsung Mobile Display Co., LTD.
    Inventors: Yong-Tak KIM, Won-Jong Kim, Joon-Gu Lee, Jin-Baek Choi, Chang-Ho Lee, Il-Soo Oh, Hee-Ju Ko, Se-Jin Cho, Jin-Young Yun, Hyung-Jun Song, Kyu-Hwan Hwang, Jong-Hyuk Lee
  • Patent number: 7612851
    Abstract: A method of manufacturing a liquid crystal display (LCD) device is provided. In the method, a vertical alignment layer having a first area and a second area is formed on a substrate. A first plasma gas is sprayed onto the first area with first spraying conditions under atmospheric pressure. A second plasma gas is sprayed onto the second area with second spraying conditions under atmospheric pressure.
    Type: Grant
    Filed: August 3, 2006
    Date of Patent: November 3, 2009
    Assignees: Samsung Electronics Co., Ltd., Seoul National University Industry Foundation
    Inventors: Sin-Doo Lee, Eun-Je Jang, Hyung-Jun Song
  • Publication number: 20070040973
    Abstract: A method of manufacturing a liquid crystal display (LCD) device is provided. In the method, a vertical alignment layer having a first area and a second area is formed on a substrate. A first plasma gas is sprayed onto the first area with first spraying conditions under atmospheric pressure. A second plasma gas is sprayed onto the second area with second spraying conditions under atmospheric pressure.
    Type: Application
    Filed: August 3, 2006
    Publication date: February 22, 2007
    Inventors: Sin-Doo Lee, Eun-Je Jang, Hyung-Jun Song