Patents by Inventor Young Woo Song

Young Woo 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: 9059433
    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: October 18, 2013
    Date of Patent: June 16, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Hoon Yim, Seong-Min Kim, Kyung-Ho Kim, Kwan-Hyun Cho, Young-Woo Song
  • Publication number: 20150144903
    Abstract: An organic light emitting diode device includes an emission layer between first and second electrodes, a first auxiliary layer, and a second auxiliary layer. The first electrode includes a silver-magnesium alloy having a greater content of silver than magnesium. The first auxiliary layer is between the first electrode and emission layer, and includes an inorganic material. The second auxiliary layer is between the first electrode and first auxiliary layer, and includes a material having a work function of less than or equal to about 4.0 eV.
    Type: Application
    Filed: August 14, 2014
    Publication date: May 28, 2015
    Inventors: Seok Gyu YOON, Dong Chan KIM, Eung Do KIM, Dong Kyu SEO, Bo Ra JUNG, Kyu Hwan HWANG, Won-Jong KIM, Young-Woo SONG, Jong Hyuk LEE
  • Patent number: 9035288
    Abstract: An organic light emitting diode includes a first electrode including a reflective metal layer of a light-reflective metal, an upper transparent conductive layer on the reflective metal layer, and an amorphous oxide layer on the upper transparent conductive layer, an organic emission layer on the first electrode, and a second electrode on the organic emission layer.
    Type: Grant
    Filed: May 23, 2013
    Date of Patent: May 19, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Dong-Chan Kim, Jong-Hyuk Lee, Young-Woo Song, Won-Jong Kim, Kyu-Hwan Hwang, Seok-Gyu Yoon, Eung-Do Kim, Bo-Ra Jung, Dong-Kyu Seo
  • Publication number: 20150132875
    Abstract: A mask for forming a layer, a method of forming a layer, and a manufacturing method of an organic light-emitting diode (OLED) display are disclosed. In one aspect, the mask includes at least one light absorption portion and at least one reflection portion that are formed in a unit region, the unit region corresponding to a region where a continuous layer is formed, wherein the light absorption portion and the reflection portion in the unit region are formed at different areas from each other.
    Type: Application
    Filed: May 28, 2014
    Publication date: May 14, 2015
    Applicant: Samsung Display Co., Ltd.
    Inventors: Yeon Hwa LEE, Hyun Sung BANG, Joon Gu LEE, Ji Young CHOUNG, Jin Baek CHOI, Kyu Hwan HWANG, Young Woo SONG
  • Publication number: 20150102294
    Abstract: In an aspect, an organic light emitting diode display including: a substrate; a first electrode and an auxiliary electrode positioned on the substrate and separated from each other; an absorption electrode positioned on the auxiliary electrode; an organic emission layer positioned on the first electrode and having a contact hole exposing the auxiliary electrode and the absorption electrode; and a second electrode positioned on the organic emission layer and connected to the auxiliary electrode and the absorption electrode through the contact hole is provided. In an aspect, the organic light emitting diode (OLED) display may minimize the voltage drop of the driving power passing through the large-sized electrode of the thin film for driving the organic emission layer, and may simplify the removal process of the organic emission layer on the auxiliary electrode by adding the absorption electrode on the auxiliary electrode.
    Type: Application
    Filed: March 11, 2014
    Publication date: April 16, 2015
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jin Baek Choi, Hyun Sung Bang, Yeon Hwa Lee, Joon Gu Lee, Ji Young Choung, Young Woo Song
  • 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
  • Patent number: 9006762
    Abstract: An organic light-emitting device including a substrate, an anode layer on the substrate, the anode layer including WOxNy (2.2?x?2.6 and 0.22?y?0.26), an emission structure layer on the anode layer, and a cathode layer on the emission structure layer.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: April 14, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chang-Ho Lee, Hee-Joo Ko, Il-Soo Oh, Hyung-Jun Song, Se-Jin Cho, Jin-Young Yun, Bo-Ra Lee, Young-Woo Song, Jong-Hyuk Lee, Sung-Chul Kim
  • Publication number: 20150069359
    Abstract: An organic light emitting display apparatus, including a first electrode; a second electrode on the first electrode, the second electrode including silver and magnesium; an organic emission layer between the first electrode and the second electrode; a metal layer between the organic emission layer and the second electrode; and a barrier layer between the organic emission layer and the second electrode.
    Type: Application
    Filed: September 8, 2014
    Publication date: March 12, 2015
    Inventors: Seok-Gyu YOON, Kyu-Hwan HWANG, Dong-Chan KIM, Eung-Do KIM, Dong-Kyu SEO, Bo-Ra JUNG, Won-Jong KIM, Young-Woo SONG, Eui-Jin YOO, Jong-Hyuk LEE
  • Patent number: 8969864
    Abstract: Disclosed is an organic light emitting diode device including an anode, a cathode, an emission layer between the anode and the cathode, and a buffer layer positioned between the emission layer and the anode. The buffer layer includes an oxide, fluoride, quinolate, or acetoacetate compound of an alkaline metal or an alkaline-earth metal, as well as a material having a work function of about 2.6 to about 4.5 eV. The buffer layer also has a thickness of about 30 ? to about 400 ?.
    Type: Grant
    Filed: October 11, 2013
    Date of Patent: March 3, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Il-Soo Oh, Chang-Ho Lee, Hee-Joo Ko, Se-Jin Cho, Hyung-Jun Song, Jin-Young Yun, Bo-Ra Lee, Young-Woo Song
  • 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
  • Patent number: 8957443
    Abstract: An organic light-emitting display apparatus is provided. The organic light-emitting display apparatus includes: a pixel electrode for reflecting incident light and located on a substrate including a thin film transistor (TFT), and electrically connected to the TFT; an organic layer on the pixel electrode and including an emission layer; and an opposite electrode on the organic layer and including a resonant region for forming a resonant structure with the pixel electrode by reflecting light emitted from the emission layer, and a non-resonant region that is a region other than the resonant region.
    Type: Grant
    Filed: December 12, 2012
    Date of Patent: February 17, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kyu-Hwan Hwang, Seok-Gyu Yoon, Eung-Do Kim, Dong-Chan Kim, Bo-Ray Jung, Won-Jong Kim, Young-Woo Song, Jong-Hyuk Lee, Sung-Chul Kim
  • Patent number: 8957413
    Abstract: An OLED display includes a substrate; a first electrode on the substrate; an organic emission layer on the first electrode; a second electrode on the organic emission layer; an organic layer on the second electrode and corresponding to the first electrode; and an auxiliary electrode contacting the second electrode and neighboring the organic layer.
    Type: Grant
    Filed: December 26, 2013
    Date of Patent: February 17, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Young-Woo Song, Jin-Koo Chung
  • Publication number: 20150034918
    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: Application
    Filed: April 11, 2014
    Publication date: February 5, 2015
    Inventors: Sang-Hoon YIM, Kyung-Ho KIM, Young-Woo SONG, Jong-Hyuk LEE, Kwan-Hyun CHO
  • Patent number: 8946758
    Abstract: An organic light emitting display device includes a substrate having a luminescent region and a non-luminescent region, an insulation layer on the substrate, a first electrode on the insulation layer, at least one light emitting structure on the first electrode, a second electrode on the light emitting structure, and at least one reflecting structure at one of the first electrode or the second electrode around the at least one light emitting structure. The reflecting structure may be configured to reflect light back toward the luminescent region.
    Type: Grant
    Filed: March 27, 2012
    Date of Patent: February 3, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Joon-Gu Lee, Won-Jong Kim, Ji-Young Choung, Jin-Baek Choi, Yeon-Hwa Lee, Young-Woo Song, Jong-Hyuk Lee
  • Publication number: 20150021580
    Abstract: An organic light emitting display is disclosed. In one embodiment, the display includes 1) a substrate, 2) a plurality of pixels formed on the substrate, wherein each of the pixels comprises at least one circuit region including i) a first light emission area, ii) a second light emission area iii) at least one transmission area transmitting external light, and iv) a pixel circuit unit and 3) a first pixel electrode formed in the first light emission area and electrically connected to the pixel circuit unit, wherein the first pixel electrode comprises a first transparent conductive layer and a reflective layer.
    Type: Application
    Filed: October 2, 2014
    Publication date: January 22, 2015
    Inventors: Jae-Heung Ha, Seok-Gyu Yoon, Kyu-Hwan Hwang, Young-Woo Song
  • Publication number: 20150014643
    Abstract: A donor substrate includes: a support layer; a first light absorption layer disposed on the support layer; a buffer layer disposed on the first absorption layer; a second light absorption layer disposed on the buffer layer; and a transfer layer disposed on the second absorption layer, wherein the buffer layer includes a transparent oxide film.
    Type: Application
    Filed: December 19, 2013
    Publication date: January 15, 2015
    Applicant: Samsung Display Co., Ltd.
    Inventors: Yeon-Hwa Lee, Kwan-Hyun Cho, Ji-Young Choung, Joon-Gu Lee, Jin-Baek Choi, Hyun-Sung Bang, Young-Woo Song
  • Publication number: 20150015834
    Abstract: A display apparatus may include a first substrate defined by a pixel region and a transmitting region adjacent to the pixel region, the pixel region emitting light in a first direction and the transmitting region transmitting external light; a second substrate that faces the first substrate and seals pixels defined on the first substrate; an optical filter arranged on a first side of the display apparatus through which light is emitted, the optical filter being configured to transmit circularly polarized light that rotates in a predetermined direction; and an optical reflectance conversion device arranged on a second side of the display apparatus, opposite the first side, the optical reflectance conversion device being configured to change a reflectance of the external light according to modes of operation of the display apparatus.
    Type: Application
    Filed: September 30, 2014
    Publication date: January 15, 2015
    Inventors: Sang-Hoon YIM, Young-Woo SONG, Jin-Koo CHUNG
  • Patent number: 8933443
    Abstract: An organic light-emitting display apparatus may include a substrate, a display portion formed on the substrate and including a light-emitting area and a non-light-emitting area surrounding the light-emitting area, an encapsulation member arranged to face the substrate with the display portion interposed therebetween, and a reflection member provided on the encapsulation member and including an opening portion aligned with the light-emitting area and a reflection portion surrounding the opening portion and extending to cover the non-light-emitting area, the opening portion comprising an opening. The size of the opening may be smaller than that of the light-emitting area and thus an edge of the light-emitting area may be covered by the reflection portion. The opening portion may have an inverted taper shape, the size of the opening gradually increasing toward the display portion.
    Type: Grant
    Filed: September 30, 2013
    Date of Patent: January 13, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Hoon Yim, Seong-Min Kim, Kyung-Ho Kim, Won-Jong Kim, Young-Woo Song
  • Patent number: 8928636
    Abstract: A magnetic touch pen is disclosed. In one aspect, the magnetic touch pen comprises a first case in which a plurality of magnets is arranged in a cylindrical first body in a longitudinal direction of the first body. It also comprises a second case including a second body in which the first body of the first case is accommodated and having screw threads formed on an inner circumference of the second body. It further comprises a magnetic power controller configured between two magnet groups to separate the two magnet groups and moving along the screw threads of the second case to control a plurality of magnets of the two magnet groups.
    Type: Grant
    Filed: February 4, 2013
    Date of Patent: January 6, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyung-Sung Bang, Won-Jong Kim, Ji-Young Choung, Joon-Gu Lee, Jin-Baek Choi, Yeon-Hwa Lee, Young-Woo Song, Jong-Hyuk Lee
  • Patent number: 8928217
    Abstract: Disclosed is an organic light emitting display device improving light efficiency by forming a metal layer having a nanometer thickness on a protective layer formed in order to protect the organic light emitting diode.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: January 6, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ji-Young Choung, Hyun-Sung Bang, Yeon-Hwa Lee, Joon-Gu Lee, Jin-Baek Choi, Won-Jong Kim, Young-Woo Song, Jong-Hyuk Lee