Patents by Inventor Chun-Gi You

Chun-Gi You 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: 8653729
    Abstract: The present invention relates to an organic light emitting device and a manufacturing method thereof. The present invention discloses an organic light emitting device including: a plurality of scanning signal lines; a first and second contact assistant; a plurality of data lines crossing the scanning signal lines; a driving voltage line; and a first pixel, a second pixel, and a third pixel alternately arranged, wherein each pixel includes: a switching transistor, a driving transistor including an output terminal, a pixel electrode connected to the output terminal, the pixel electrode including at least two layers including a transflective electrode, an organic light emitting member arranged on the pixel electrode, and a common electrode arranged on the organic light emitting member, wherein the first pixel further includes a supplementary member arranged on the pixel electrode, and wherein the first and second contact assistants include the same material as the supplementary member.
    Type: Grant
    Filed: April 8, 2009
    Date of Patent: February 18, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Min-Hyuk Choi, Chun-Gi You, Jong-Hyun Park, Young-Dong Kwon, Jin-Hee Kang
  • Patent number: 8648344
    Abstract: An organic light-emitting display device comprises: a lower substrate; an upper substrate facing the lower substrate; and a spacer formed in a sealed space between the lower substrate and the upper substrate and dividing the space into two or more sections; wherein air holes are formed in the spacer and allow air to flow between the sections of the space.
    Type: Grant
    Filed: August 12, 2011
    Date of Patent: February 11, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kwang-Hae Kim, Sun Park, Chun-Gi You
  • Patent number: 8643019
    Abstract: An organic light emitting display device may comprises a thin film transistor including an active layer, a gate electrode including a gate lower electrode and a gate upper electrode, a source electrode, a drain electrode, and an organic light emitting device electrically connected to the thin film transistor. A pixel electrode formed of the same material and in the same layer as the gate lower electrode, an intermediate layer including a light emitting layer, and an opposed electrode are sequentially deposited. A first pad electrode is formed in the same layer as the gate lower electrode, a second pad electrode is formed on at least a part of the first pad electrode and in the same layer as the gate upper electrode, and a third pad electrode contacts at least a part of the second pad electrode and is formed in the same layer as the source electrode.
    Type: Grant
    Filed: September 22, 2011
    Date of Patent: February 4, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Ho Moon, Chun-Gi You
  • Publication number: 20140027736
    Abstract: An organic light-emitting display device and a method of manufacturing the same. The organic light-emitting display device includes: a substrate; an active layer on the substrate; a gate electrode insulated from the active layer and overlapping the active layer; a source electrode including a first source electrode layer connected to the active layer and a second source electrode layer connected to the first source electrode layer and being larger than the first source electrode layer; a drain electrode including a first drain electrode layer connected to the active layer and a second drain electrode layer connected to the first drain electrode layer and being larger than the first drain electrode layer; a first electrode electrically connected to the source electrode or the drain electrode; an intermediate layer on the first electrode and including an organic emission layer; and a second electrode on the intermediate layer.
    Type: Application
    Filed: March 15, 2013
    Publication date: January 30, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventors: Chun-Gi You, Joon-Hoo Choi
  • Patent number: 8637894
    Abstract: In an organic light-emitting display apparatus and a method of manufacturing the same, a pad region of the organic light-emitting display apparatus comprises a protrusion layer including a plurality of protrusion portions formed on a substrate so as to protrude, a pad lower electrode and a pad upper electrode, the pad lower electrode including a protrusion portion formed along a protrusion outline of the protrusion layer and a flat portion formed along the substrate, and the pad upper electrode being formed on the flat portion of the pad lower electrode. A source/drain electrode layer is formed on the pad upper electrode, an organic layer is formed on the source/drain electrode layer, and a counter electrode layer is formed on the protrusion portion of the pad lower electrode and the organic layer. The counter electrode layer follows the protrusion outline of the protrusion layer on the protrusion portion.
    Type: Grant
    Filed: May 3, 2011
    Date of Patent: January 28, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yul-Kyu Lee, Chun-Gi You, Sun Park, Jong-Hyun Park, Kwang-Hae Kim
  • Patent number: 8637333
    Abstract: An organic light emitting diode (OLED) display includes: a first substrate including a display area and a non-display area; a driving element on the display area of the first substrate, and including a driving thin film transistor, a switching thin film transistor, and a capacitor; a circuit unit on the non-display area of the first substrate; an organic light emitting element on the driving element, and including a pixel electrode, an organic emission layer, and a common electrode; an inorganic protective layer covering the circuit unit and the common electrode of the organic light emitting diode; a sealing member on the inorganic protective layer in the non-display area of the first substrate; and a second substrate on the sealing member.
    Type: Grant
    Filed: August 9, 2011
    Date of Patent: January 28, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chun-Gi You, Joon-Hoo Choi
  • Publication number: 20140014908
    Abstract: A display apparatus includes a substrate including a display area, an encapsulation member facing the substrate, a pad unit around the display area of the substrate, the pad unit including a contact area and an exposure area that is spaced apart from the contact area, and a flexible printed circuit (FPC) that is connected to the contact area of the pad unit and is curved towards the encapsulation member.
    Type: Application
    Filed: October 31, 2012
    Publication date: January 16, 2014
    Inventors: Sun PARK, Yul-Kyu LEE, Chun-Gi YOU, Ji-Hoon SONG
  • Patent number: 8629448
    Abstract: A flat panel display device including a substrate including first and second regions; an active layer on the first region of the substrate including a semiconductor material; a lower electrode on the second region of the substrate including the semiconductor material; a first insulating layer on the substrate including the active layer and the lower electrode thereon; a gate electrode on the first insulating layer overlying the active layer and including a first conductive layer pattern and a second conductive layer pattern; an upper electrode on the first insulating layer overlying the lower electrode and including the first conductive layer pattern and the second conductive layer pattern; a second insulating layer on the gate electrode and the upper electrode exposing portions of the active layer and portions of the upper electrode; and a source electrode and a drain electrode connected to the exposed portions of the active layer.
    Type: Grant
    Filed: September 29, 2010
    Date of Patent: January 14, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin-Hee Kang, Chun-Gi You, Sun Park, Jong-Hyun Park, Yul-Kyu Lee
  • Patent number: 8624249
    Abstract: An organic light emitting display device includes a substrate, a thin film transistor formed on the substrate and including an active layer, a gate electrode including a gate lower electrode and a gate upper electrode, a source electrode, and a drain electrode, an organic light emitting device electrically connected to the thin film transistor, wherein a pixel electrode formed of the same material as at least a part of the gate electrode in the same layer, an intermediate layer including a light emitting layer, and an opposed electrode arranged to face the pixel electrode are sequentially deposited.
    Type: Grant
    Filed: September 12, 2011
    Date of Patent: January 7, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: June-Woo Lee, Chun-Gi You, Joon-Hoo Choi
  • Patent number: 8624246
    Abstract: A display device and a method of manufacturing the same. In one embodiment, a display device includes a substrate having a pixel region, a transistor region and a capacitor region, a transistor arranged within the transistor region of the substrate and a capacitor arranged within the capacitor region of the substrate, wherein the capacitor includes a lower electrode arranged on the substrate, a gate insulating layer arranged on the lower electrode and an upper electrode arranged on the gate insulating layer and overlapping the lower electrode, the upper electrode includes a first conductive layer and a second conductive layer arranged on the first conductive layer, wherein the first conductive layer is opaque.
    Type: Grant
    Filed: January 31, 2011
    Date of Patent: January 7, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventor: Chun-Gi You
  • Patent number: 8610123
    Abstract: An organic light emitting diode (OLED) display includes: a substrate; a semiconductor layer on the substrate; a gate insulating layer covering the semiconductor layer; a gate electrode formed in the gate insulating layer and overlapping the semiconductor layer; a pixel electrode formed in a pixel area over the gate insulating layer; an interlayer insulating layer covering the gate electrode and the gate insulating layer, and exposing the pixel electrode through a pixel opening; a source electrode and a drain electrode formed in the interlayer insulating layer and connected to the semiconductor layer; and a barrier rib covering the interlayer insulating layer, the source electrode, and the drain electrode, and the drain electrode contacts a side wall of the pixel opening and is connected to the pixel electrode. Such an OLED display may have an improved aperture ratio.
    Type: Grant
    Filed: April 21, 2011
    Date of Patent: December 17, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jong-Hyun Park, Chun-Gi You, Sun Park, Ki-Nyeng Kang, Yul-Kyu Lee, Dae-Woo Kim
  • Patent number: 8586984
    Abstract: An organic light-emitting display device includes an active layer of a thin film transistor arranged on a substrate, a first insulating layer and a gate electrode arranged on the active layer, the gate electrode including a first transparent conductive layer and a first metal layer, a second insulating layer arranged on the gate electrode and including a plurality of contact holes that expose a source region and a drain region of the active layer, a reflective layer and a second transparent conductive layer arranged within the contact holes, a source electrode and a drain electrode arranged on the second transparent conductive layer and on the second insulating layer, the source electrode and the drain electrode each including a second metal layer, a pixel electrode arranged on the first insulating layer, the pixel electrode including the first transparent conductive layer, the reflective layer, and the second transparent conductive layer, an intermediate layer arranged on the pixel electrode and including an
    Type: Grant
    Filed: April 5, 2011
    Date of Patent: November 19, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chun-Gi You, Joon-Hoo Choi
  • Publication number: 20130292651
    Abstract: The organic light emitting display apparatus includes a substrate; a buffer film on the substrate, the buffer film including a via hole, a thin film transistor (TFT) on the buffer film, the TFT including an active layer, a gate electrode, a source electrode, and a drain electrode, a first electrode electrically connected to one of the source electrode and the drain electrode and corresponding to the via hole; an intermediate layer on the first electrode, the intermediate layer including an organic emission layer, and a second electrode on the intermediate layer.
    Type: Application
    Filed: November 14, 2012
    Publication date: November 7, 2013
    Inventors: Chun-Gi YOU, Joon-Hoo CHOI, Jong-Hyun PARK, Kyung-Hoon PARK, Jeong-Hwan KIM, Seong-Kweon HEO
  • Patent number: 8575574
    Abstract: An ion implanting system includes an ion generating system that generates ion beams and an ion implanting chamber in which a work-piece that is irradiated with the ion beams generated from the ion generating system is provided and into which the ion beams generated from the ion generating unit are directed. The ion generating system includes a first ion generating unit that irradiates ions to an upper portion of the work-piece and a second ion generating unit irradiating ions to a lower portion of the work-piece. The ion implanting system a can implant ions into a large work-piece through one ion implantation process with ion generating units arranged alternately with respect to each other in the transfer direction of the work-piece.
    Type: Grant
    Filed: December 8, 2010
    Date of Patent: November 5, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin-Hee Kang, Chun-Gi You, Sun Park, Jong-Hyun Park, Yul-Kyu Lee
  • Patent number: 8569766
    Abstract: Disclosed is an organic light-emitting display device including a transparent substrate which includes a display portion and a pad portion formed in a region around the display portion, a first semiconductor layer formed on the display portion, a second semiconductor layer formed on the pad portion, and a transparent electrode formed on each of the first the second semiconductor layers, where the first and second semiconductor layers include the same material.
    Type: Grant
    Filed: July 7, 2011
    Date of Patent: October 29, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sun Park, Chun-Gi You, June-Woo Lee
  • Patent number: 8569760
    Abstract: A thin film transistor TFT, including a substrate, a gate electrode on the substrate, a gate insulating layer on the gate electrode, an active layer on the gate insulating layer, the active layer corresponding to the gate electrode and including a channel region, source and drain electrodes contacting the active layer, the source and drain electrodes being separate from each other, and an ohmic contact layer between the active layer and at least one of the source and drain electrodes, the ohmic contact layer including an oxide semiconductor material.
    Type: Grant
    Filed: October 27, 2010
    Date of Patent: October 29, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventor: Chun-Gi You
  • Publication number: 20130270538
    Abstract: A thin film transistor, a method of manufacturing the same, and a display device including the same, the thin film transistor including a substrate; a polysilicon semiconductor layer on the substrate; and a metal pattern between the semiconductor layer and the substrate, the metal pattern being insulated from the semiconductor layer, wherein the polysilicon of the semiconductor layer includes a grain boundary parallel to a crystallization growing direction, and a surface roughness of the polysilicon semiconductor layer defined by a distance between a lowest peak and a highest peak in a surface thereof is less than about 15 nm.
    Type: Application
    Filed: May 20, 2013
    Publication date: October 17, 2013
    Inventors: Jong-Hyun PARK, Chun-Gi YOU, Sun PARK, Jin-Hee KANG, Yul-Kyu LEE
  • Patent number: 8558239
    Abstract: An organic light emitting display having an active layer of a thin film transistor formed on a substrate, a first conductive layer formed at an edge of the active layer, a first insulation layer formed on the substrate and the first conductive layer, a second conductive layer corresponding to a central area of the active layer formed on the first insulation layer, a fanout lower electrode separated a predetermined distance from the second conductive layer, a pixel electrode, a third conductive layer formed on the second conductive layer, a fanout upper electrode formed on the fanout lower electrode, a second insulation layer formed on the third conductive layer, the fanout upper electrode, and the pixel electrode, and source and drain electrodes contacting the pixel electrode and formed on the second insulation layer.
    Type: Grant
    Filed: October 14, 2010
    Date of Patent: October 15, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yul-Kyu Lee, Chun-Gi You, Sun Park, Jong-Hyun Park, Jin-Hee Kang
  • Patent number: 8552430
    Abstract: A thin-film transistor array substrate is disclosed. In one embodiment, the transistor includes a capacitor including a lower electrode disposed on the same layer as an active layer and an upper electrode disposed on the same layer as a gate electrode. The transistor may also include a first insulating layer disposed between the active layer and the gate electrode and between the lower and upper electrodes, the first insulating layer not being disposed on a perimeter of the lower electrode. The transistor may further include a second insulating layer between the first insulating layer and the source and drain electrodes, the second insulating layer not being disposed on perimeters of the upper and lower electrodes.
    Type: Grant
    Filed: January 12, 2012
    Date of Patent: October 8, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jong-Hyun Park, Chun-Gi You, Sun Park, Yul-Kyu Lee, Sang-Ho Moon
  • Patent number: 8546803
    Abstract: In an organic light-emitting display having superior image quality and device reliability, and a related method of manufacturing the organic light-emitting display, the organic light-emitting display comprises: a gate electrode formed on a substrate; an interlayer insulating film formed on the substrate so as to cover the gate electrode; and a transparent electrode formed on the interlayer insulating film. The interlayer insulating film comprises multiple layers having different refractive indices.
    Type: Grant
    Filed: June 14, 2011
    Date of Patent: October 1, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chun-Gi You, Joon-Hoo Choi