Patents by Inventor Won Jun Song

Won 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).

  • Patent number: 8952900
    Abstract: A touch screen display apparatus for easily sensing the touch of a user. The touch screen display apparatus includes: a substrate; a display unit formed on the substrate; and a touch panel disposed to face the display unit, where the touch panel comprises a sealing substrate, a first electrode formed on the sealing substrate, a second electrode spaced apart from the first electrode, and a light receiving unit comprising an organic material interposed between the first electrode and the second electrode.
    Type: Grant
    Filed: August 9, 2010
    Date of Patent: February 10, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Moon-Jae Lee, Won-Jun Song, Sun-Hee Lee, Young-Hee Lee, Mu-Hyun Kim, Hye Dong Kim, Ji-Young Kim
  • Publication number: 20150035879
    Abstract: An apparatus measures capacitance of an organic light-emitting device in a display panel, which includes at least one pixel having the organic light-emitting device. The apparatus includes a panel driver, an impedance analyzer, and a panel jig. The panel driver drives the pixel. The impedance analyzer measures capacitance of the organic light-emitting device. The panel jig connects the display panel, panel driver, and impedance analyzer.
    Type: Application
    Filed: May 5, 2014
    Publication date: February 5, 2015
    Applicant: Samsung Display Co., Ltd.
    Inventors: Tae-Kyu SHIM, Myung-Hwan KIM, Won-Jun SONG, Kwan-Hee LEE
  • Publication number: 20150028308
    Abstract: An organic light emitting device including: a first electrode, a hole injection layer on the first electrode, a hole transport layer on the hole injection layer, an organic light emitting layer on the hole transport layer, a first electron transport layer on the organic light emitting layer, a second electron transport layer on the organic light emitting layer, an electron injection layer on the second electron transport layer and a second electrode on the electron injection layer, where the first electron transport layer includes a first material for improving a thermal stability, a second material for improving a luminous efficiency and a third material for reducing a driving voltage, and the second electron transport layer is laminated with the first electron transport layer, and the second electrode faces the first electrode.
    Type: Application
    Filed: July 17, 2014
    Publication date: January 29, 2015
    Inventors: Sun-Hye Lee, Jae-Bok Kim, Won-Jun Song, Myung-Hwan Kim, Ji-Young Kim, Hye-Lim Shin, Tae-Kyu Shim, Yoon-Kyoo Lee
  • Patent number: 8933450
    Abstract: An organic electro-luminescent display device includes a substrate, a pixel electrode on the substrate, and a pixel define layer covering edges of the pixel electrode and having an opening to expose the pixel electrode, a surface of the pixel define layer facing the opening being bent at a predetermined curvature.
    Type: Grant
    Filed: November 5, 2010
    Date of Patent: January 13, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae-Bok Kim, Won-Jun Song
  • Patent number: 8916860
    Abstract: An organic light-emitting device including: a substrate; a transparent cathode on the substrate; an anode disposed opposite to the cathode; an emission layer between the cathode and the anode; and a first electron transport layer between the cathode and the emission layer and including an imidazole derivative.
    Type: Grant
    Filed: March 11, 2013
    Date of Patent: December 23, 2014
    Assignees: Samsung Display Co., Ltd., Postech Academy-Industry Foundation
    Inventors: Sun-Hee Lee, Won-Jun Song, Kwan-Hee Lee, Tae-Woo Lee, Min-Ho Park
  • Publication number: 20140327376
    Abstract: A method is used for measuring injection energy associated with an organic light emitting diode display device. The method includes disposing the display panel inside a chamber and controlling temperature inside the chamber. The method further includes determining a plurality of electric current values corresponding to a plurality of temperature values for each voltage value of plurality of voltage values, the plurality of voltage values being associated with voltages provided to the organic light emitting member. The method further includes calculating a plurality of injection energy values using the plurality of electric current values and the plurality of temperature values.
    Type: Application
    Filed: August 2, 2013
    Publication date: November 6, 2014
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Tae-Kyu SHIM, Hye-Lim SHIN, Won-Jun SONG, Jae-Bok KIM
  • Publication number: 20140326973
    Abstract: An organic light-emitting display device comprises a substrate, an anode electrode formed on the substrate, an organic layer formed on the anode electrode, a cathode electrode formed on the organic layer, and an organic capping layer formed on the cathode electrode and containing a capping organic material and a rare-earth material which has higher oxidizing power than the material which forms the cathode electrode.
    Type: Application
    Filed: June 20, 2014
    Publication date: November 6, 2014
    Inventors: Won-Jun Song, Sung-Soo Koh, Sun-Hee Lee, Jung-Ha Son, Boo-Young Jun, Kwan-Hee Lee
  • Patent number: 8796810
    Abstract: An organic light-emitting display device comprises a substrate, an anode electrode formed on the substrate, an organic layer formed on the anode electrode, a cathode electrode formed on the organic layer, and an organic capping layer formed on the cathode electrode and containing a capping organic material and a rare-earth material which has higher oxidizing power than the material which forms the cathode electrode.
    Type: Grant
    Filed: January 13, 2014
    Date of Patent: August 5, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Won-Jun Song, Sung-Soo Koh, Sun-Hee Lee, Jung-Ha Son, Boo-Young Jun, Kwan-Hee Lee
  • Patent number: 8779480
    Abstract: Provided are a photosensor, a photosensor apparatus including the photosensor, and a display apparatus including the photosensor apparatus. The photosensor includes a substrate; a first light receiving layer which is formed on the substrate and comprises an oxide; a second light receiving layer which is connected to the first light receiving layer and comprises an organic material; and first and second electrodes which are respectively connected to the first and second light receiving layers.
    Type: Grant
    Filed: January 25, 2010
    Date of Patent: July 15, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Moon-Jae Lee, Won-Jun Song, Sun-Hee Lee, Young-Hee Lee, Mu-Hyun Kim, Hye-Dong Kim
  • Publication number: 20140117346
    Abstract: An organic light-emitting display device comprises a substrate, an anode electrode formed on the substrate, an organic layer formed on the anode electrode, a cathode electrode formed on the organic layer, and an organic capping layer formed on the cathode electrode and containing a capping organic material and a rare-earth material which has higher oxidizing power than the material which forms the cathode electrode.
    Type: Application
    Filed: January 13, 2014
    Publication date: May 1, 2014
    Inventors: Won-Jun Song, Sung-Soo Koh, Sun-Hee Lee, Jung-Ha Son, Boo-Young Jun, Kwan-Hee Lee
  • Publication number: 20140070178
    Abstract: An organic light-emitting device including: a substrate; a transparent cathode on the substrate; an anode disposed opposite to the cathode; an emission layer between the cathode and the anode; and a first electron transport layer between the cathode and the emission layer and including an imidazole derivative.
    Type: Application
    Filed: March 11, 2013
    Publication date: March 13, 2014
    Applicants: Postech Academy-Industry Foundation, Samsung Display Co., Ltd.
    Inventors: Sun-Hee Lee, Won-Jun Song, Kwan-Hee Lee, Tae-Woo Lee, Min-Ho Park
  • Patent number: 8664670
    Abstract: An organic light-emitting display device comprises a substrate, an anode electrode formed on the substrate, an organic layer formed on the anode electrode, a cathode electrode formed on the organic layer, and an organic capping layer formed on the cathode electrode and containing a capping organic material and a rare-earth material which has higher oxidizing power than the material which forms the cathode electrode.
    Type: Grant
    Filed: March 22, 2012
    Date of Patent: March 4, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Won-Jun Song, Sung-Soo Koh, Sun-Hee Lee, Jung-Ha Son, Boo-Young Jun, Kwan-Hee Lee
  • Patent number: 8638030
    Abstract: An organic light emitting display device is disclosed. In one embodiment, the organic light emitting display device includes: i) a substrate having a transmitting region and a plurality of pixel regions separated from each other by the transmitting region, wherein the substrate has first and second surfaces opposing each other; ii) at least one thin film transistor formed in each of the pixel regions over the first surface of the substrate and iii) a passivation film covering the thin film transistors. The device may further include a plurality of pixel electrodes formed on the passivation film, wherein each of the pixel electrodes is electrically connected to and formed substantially directly above the corresponding thin film transistor, wherein each of the pixel electrodes is formed only in the corresponding pixel region, and wherein the pixel electrodes are separated from each other. The device may further include a solar cell active layer formed below the second surface.
    Type: Grant
    Filed: September 7, 2010
    Date of Patent: January 28, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Moon-Jae Lee, Won-Jun Song, Sun-Hee Lee, Young-Hee Lee, Hee-Chang Park, Mu-Hyun Kim
  • Patent number: 8557398
    Abstract: An organic light emitting device includes a first electrode; a second electrode; an emissive layer disposed between the first electrode and the second electrode; a hole injection layer disposed between the first electrode and the emissive layer; and an electron transport layer disposed between the emissive layer and the second electrode. The hole injection layer includes a hole injecting material and a first compound made up of an element selected from the group consisting of Mo, Li, Na, K, Rb, Cs, Be, Mg, Ca, Sr, Ba, and B and an element selected from the group consisting of O, F, S, Cl, Se, Br, and I. The electron transport layer includes an electron transporting material and a second compound, wherein the second compound is represented by Formula 1: XaYb ??<Formula 1> X is an alkali metal, an alkali earth metal, or a transition metal, Y is a group 7 element, or a C1-C20 organic group, a is a number in the range of 1 to 3, and b is a number in the range of 1 to 3.
    Type: Grant
    Filed: June 5, 2008
    Date of Patent: October 15, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Won-Jun Song, Yeun-Joo Sung, Mu-Hyun Kim
  • Publication number: 20130241913
    Abstract: An organic light emitting diode (OLED) display according to an exemplary embodiment of the present invention includes: a switching transistor configured to perform a switching operation according to a scan signal; a driving transistor configured to supply a driving current according to a data signal transmitted according to the switching operation of the switching transistor; an organic light emitting element electrically connected with the driving transistor and configured to emit light according to the driving current; a resistor having a first end connected with an anode of the organic light emitting element; and a bypass wire connected with a second end of the resistor.
    Type: Application
    Filed: December 3, 2012
    Publication date: September 19, 2013
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae-Bok Kim, Kwan-Hee Lee, Won-Jun Song, Tae-Kyu Shim, Hye-Lim Shin
  • Patent number: 8461578
    Abstract: A top emission organic light emitting device including a metal reflective layer, a first electrode, a first intermediate layer including a charge-transfer complex, a second intermediate layer including a fullerene-based material or a fluorine-containing compound, an emission layer, and a second electrode.
    Type: Grant
    Filed: February 25, 2011
    Date of Patent: June 11, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Won-Jun Song, Sun-Hee Lee
  • Patent number: 8393930
    Abstract: An organic light emitting display device prevents damage to an interlayer including an emitting layer and reduces IR drop in face electrodes, and a method of manufacturing the same. The organic light emitting display device includes: a substrate; a pixel electrode disposed on the substrate; an interlayer comprising an emitting layer disposed on the pixel electrode; a face electrode on the interlayer; and a sealing member disposed on the face electrodes, wherein the sealing member and the face electrode are bent along a curve of an upper portion of a layer below the face electrode so as to prevent a gap between the sealing member and the face electrode, and between the face electrode and the layer below the face electrode.
    Type: Grant
    Filed: April 3, 2012
    Date of Patent: March 12, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin-Goo Kang, Won-Jun Song, Sun-Hee Lee
  • Publication number: 20120326137
    Abstract: An organic light-emitting diode including a first electrode; a second electrode facing the first electrode; an emission layer interposed between the first electrode and the second electrode; a first hole transport layer including a first hole transporting compound; a second hole transport layer including a second hole transporting compound, the first and second hole transport layers being interposed between the first electrode and the emission layer; an electron transport layer interposed between the emission layer and the second electrode; a first mixing layer interposed between the first electrode and the first hole transport layer, contacting the first hole transport layer, and including the first hole transporting compound and a first cyano group-containing compound; and a second mixing layer interposed between the first electrode and the second hole transport layer, contacting the second hole transport layer, and including the second hole transporting compound and a second cyano group-containing compound
    Type: Application
    Filed: May 14, 2012
    Publication date: December 27, 2012
    Inventors: Won-Jun Song, Mie-Hwa Park, Kwan-Hee Lee, Sam-Il Kho, Sun-Hee Lee
  • Publication number: 20120319088
    Abstract: A compound represented by Formula 1 below: (R1)a—CB—[Ar]n—CB—(R2)b??<Formula 1> wherein CB denotes carborane, Ar is a substituted or unsubstituted phenylene group, and a detailed description of R1, R2, a, b, and n is provided in the detailed description. An organic light-emitting diode including an organic layer including the compound has high luminous efficiency.
    Type: Application
    Filed: March 15, 2012
    Publication date: December 20, 2012
    Applicants: Korea Advanced Institute of Science and Technology, SAMSUNG MOBILE DISPLAY CO., LTD.
    Inventors: Sun-Hee Lee, Dae-Yup Shin, Won-Jun Song, Kwan-Hee Lee, Young-Kyu Do, Min-Hyung Lee, Kang-Mun Lee, Hye-Jin Bae
  • Publication number: 20120298968
    Abstract: Provided is an organic light-emitting device including a plurality of pixels, each including a first sub-pixel, a second sub-pixel, and a third sub-pixel having different colors from each other. Each of the pixels includes a substrate, a first electrode layer on the substrate, a first light-emitting layer disposed on the first electrode in the first, second and third sub-pixels, an auxiliary layer disposed on the first light-emitting layer in the second and third sub-pixels, a second light-emitting layer disposed on the auxiliary layer in the second sub-pixel, a third light-emitting layer disposed on the auxiliary layer in the third sub-pixel, and a second electrode layer on the first, second, and third light-emitting layers.
    Type: Application
    Filed: December 1, 2011
    Publication date: November 29, 2012
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Myeong-Suk KIM, Won-Jun Song, Byoung-Ki Choi