Patents by Inventor Jin-Goo Kang

Jin-Goo Kang 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: 20150004730
    Abstract: The organic light-emitting display device includes: a substrate including a transistor region; and a thin-film transistor formed over the transistor region of the substrate and having a planarization film which is disposed over a source/drain electrode and a pixel defining layer which includes an aperture exposing a portion of a first electrode electrically connected to the source/drain electrode and defining a pixel region, wherein an outgassing hole is formed in a region of the pixel defining layer other than the aperture to expose the planarization film.
    Type: Application
    Filed: September 12, 2014
    Publication date: January 1, 2015
    Inventors: Ji-Young KIM, Jin-Goo KANG, Jae-Bok KIM, Hyo-Seok KIM
  • Patent number: 8921871
    Abstract: An organic light-emitting display device and a method of manufacturing the same are disclosed. The organic light-emitting display device includes: a substrate, a plurality of pixels on the substrate, a plurality of first electrodes, each disposed in each of the plurality of pixels, a pixel defining layer including a first pixel defining sub-layer disposed between each two adjacent first electrodes, and a second pixel defining sub-layer covering the first pixel defining sub-layer and surface edge portions of each two adjacent first electrodes, an intermediate layer disposed on each of the first electrodes and including an emission layer, and a second electrode configured to face the first electrodes.
    Type: Grant
    Filed: April 15, 2011
    Date of Patent: December 30, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin-Goo Kang, Mu-Hyun Kim, Jae-Bok Kim, Dong-Kyu Lee, Ji-Young Kim
  • Patent number: 8878798
    Abstract: A touch screen panel display device is provided. The touch screen panel display device includes a Y-touch sensor bonding pattern having a bonding portion bonded to a touch screen Flexible Printed Circuit Board (FPCB), an X-touch sensor bonding pattern positioned toward the touch screen FPCB further than the bonding portion of the Y-touch sensor bonding pattern and having a bonding portion bonded to the touch screen FPCB, and a touch screen FPCB having an X-contact point portion contacting the bonding portion of the X-touch sensor bonding pattern and a Y-contact point portion contacting the bonding portion of the Y-touch sensor bonding pattern. Thereby, an Anisotropic Conducting Film (ACF) swelling failure occurring as a heat is again applied to a location at which bonding is already complete can be prevented.
    Type: Grant
    Filed: March 2, 2012
    Date of Patent: November 4, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dong Sub Kim, Hak Yeol Kim, Jin Goo Kang, Hoon Do Heo
  • Patent number: 8866162
    Abstract: A method of manufacturing an organic light emitting diode (OLED) display includes forming an upper electrode power source line outside of a pixel area over a substrate, forming a lower electrode in the pixel area, forming at least one layer of an organic material layer in the pixel area and areas outside of the pixel area, forming an upper electrode in the pixel area, selectively removing portions of the organic material layer that are exposed outside of the upper electrode, thereby exposing the upper electrode power source line, and coating a conductive material between the upper electrode and the upper electrode power source line in a normal pressure condition such that the conductive material overlaps the upper electrode and the upper electrode power source line, thereby forming a connection portion.
    Type: Grant
    Filed: May 13, 2010
    Date of Patent: October 21, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin-Goo Kang, Mu-Hyun Kim
  • Patent number: 8860303
    Abstract: The organic light-emitting display device includes: a substrate including a transistor region; and a thin-film transistor formed over the transistor region of the substrate and having a planarization film which is disposed over a source/drain electrode and a pixel defining layer which includes an aperture exposing a portion of a first electrode electrically connected to the source/drain electrode and defining a pixel region, wherein an outgassing hole is formed in a region of the pixel defining layer other than the aperture to expose the planarization film.
    Type: Grant
    Filed: December 12, 2011
    Date of Patent: October 14, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ji-Young Kim, Jin-Goo Kang, Jae-Bok Kim, Hyo-Seok Kim
  • Patent number: 8835910
    Abstract: An organic light emitting display apparatus in which image quality can be improved. The organic light emitting display apparatus includes: a substrate; a first electrode disposed on the substrate; a pixel definition layer formed on the first electrode and having an opening portion through which a region of the first electrode is exposed; an intermediate layer connected to the first electrode through the opening portion and including an organic emission layer; a second electrode electrically connected to the intermediate layer; and an inorganic planarization pattern portion disposed between the substrate and the first electrode and formed to at least correspond to the opening portion.
    Type: Grant
    Filed: June 28, 2011
    Date of Patent: September 16, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ji-Young Kim, Mu-Hyun Kim, Jin-Goo Kang, Dong-Kyu Lee, Jae-Bok Kim
  • Publication number: 20140234998
    Abstract: Disclosed is an organic light-emitting display device capable of preventing the occurrence of cracks at corner regions of an adhesive layer. The organic light-emitting display device includes a first substrate including a plurality of pixels and a second substrate. A thin film transistor (TFT) located at each pixel of the first substrate. A pixel electrode is also located at each pixel. An organic light-emitting unit that emits light is coupled to each pixel electrode. A common electrode is electrically coupled to each organic light-emitting unit. An adhesive layer is coupled to the common electrode. The adhesive layer attaches the first and second substrates. The corner regions of the adhesive layer are rounded in order to control the creation of cracks in the adhesive layer and thereby prevent moisture from entering the active area of the device.
    Type: Application
    Filed: April 30, 2014
    Publication date: August 21, 2014
    Applicant: LG Display Co., Ltd.
    Inventors: Jin-Goo Kang, Joo-Hwan Shin
  • Publication number: 20140183474
    Abstract: An organic light emitting device comprises a first substrate; a thin film transistor layer provided on the first substrate; a light emitting diode layer provided on the thin film transistor layer; and a passivation layer provided on the light emitting diode layer, the passivation layer including a first inorganic insulating film and a second inorganic insulating film, wherein a content of H contained in the first inorganic insulating film is smaller than that of H contained in the second inorganic insulating film.
    Type: Application
    Filed: December 4, 2013
    Publication date: July 3, 2014
    Applicant: LG Display Co., Ltd.
    Inventors: Jin Goo Kang, Young Hoon Shin
  • Publication number: 20140161968
    Abstract: An inkjet printhead, and an apparatus and method for manufacturing an organic luminescence display using the inkjet printhead. An apparatus for manufacturing an organic luminescence display including an inkjet printhead placeable over a substrate and including a plurality of nozzles; and a moving unit configured to move at least one of the inkjet printhead or the substrate relative to the other, and the plurality of nozzles includes one or more ink ejecting nozzles ejecting an organic light-emitting ink; and one or more solvent ejecting nozzles ejecting a first solvent.
    Type: Application
    Filed: May 31, 2013
    Publication date: June 12, 2014
    Inventor: Jin Goo KANG
  • Patent number: 8748914
    Abstract: Disclosed is an organic light-emitting display device capable of preventing the occurrence of cracks at corner regions of an adhesive layer. The organic light-emitting display device includes a first substrate including a plurality of pixels and a second substrate. A thin film transistor (TFT) located at each pixel of the first substrate. A pixel electrode is also located at each pixel. An organic light-emitting unit that emits light is coupled to each pixel electrode. A common electrode is electrically coupled to each organic light-emitting unit. An adhesive layer is coupled to the common electrode. The adhesive layer attaches the first and second substrates. The corner regions of the adhesive layer are rounded in order to control the creation of cracks in the adhesive layer and thereby prevent moisture from entering the active area of the device.
    Type: Grant
    Filed: April 24, 2012
    Date of Patent: June 10, 2014
    Assignee: LG Display Co., Ltd.
    Inventors: Jin-Goo Kang, Joo-Hwan Shin
  • Patent number: 8716058
    Abstract: An organic light-emitting display device including a substrate; at least one thin-film transistor (TFT) formed on the substrate; a planarizing layer covering the TFT; a pixel electrode, which is formed on the planarizing layer and is connected to the TFT; a protective layer surrounding an edge of the pixel electrode; a pixel defining layer (PDL), which has an overhang (OH) structure protruding more than the top surface of the protective layer, covers the protective layer and the edge of the pixel electrode, and exposes a portion of the pixel electrode surrounded by the protective layer; a counter electrode facing the pixel electrode; and an intermediate layer, which is interposed between the pixel electrode and the counter electrode and includes a light-emitting layer and at least one organic layer, where the thickness of the intermediate layer is greater than the thickness of the protective layer.
    Type: Grant
    Filed: June 26, 2013
    Date of Patent: May 6, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jong-Hyun Choi, Jong-Yun Kim, Jin-Goo Kang, Dae-Hyun Noh
  • Publication number: 20140070175
    Abstract: An organic light emitting diode (OLED) display is provided. The OLED display includes: a substrate; a first electrode on the substrate; a first pixel defining layer exposing at least a portion of the first electrode; a medium layer on the first pixel defining layer and the first electrode, the medium layer including a first region and a second region; a second pixel defining layer overlapping the first pixel defining layer with the first region therebetween; a light emission layer overlapping the first electrode with the first region therebetween; and a second electrode covering the second pixel defining layer and the light emission layer.
    Type: Application
    Filed: January 15, 2013
    Publication date: March 13, 2014
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventor: Jin Goo Kang
  • Patent number: 8664659
    Abstract: Provided are an organic light-emitting diode (OLED) display apparatus and a method of manufacturing the OLED display apparatus. Pixel-defining layers (PDLs) are formed of inorganic and organic insulating layers to minimize non-uniformities of the thicknesses of organic emission layers (OEMLs) and planarize lower thin film transistors (TFTs). Therefore, a lifespan of the OLED display apparatus is improved.
    Type: Grant
    Filed: January 6, 2011
    Date of Patent: March 4, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin-Goo Kang, Mu-Hyun Kim, Jae-Bok Kim
  • Patent number: 8587499
    Abstract: An organic light emitting diode display including a plurality of pixel areas and a transparent area interposed between the plurality of pixel areas, the display includes a substrate member, thin film transistors and capacitor elements on the substrate member, the thin film transistor and the capacitor elements overlapping with the pixel areas, a gate line, a data line, and a common power supply line on the substrate member, the gate line, the data line, and the common power supply line overlapping with the pixel areas and the transparent area, and being connected to corresponding ones of the thin film transistors and/or the capacitor elements, and pixel electrodes on the substrate member, the pixel electrodes overlapping with all of the thin film transistors and capacitor elements, and with respective portions of the gate line, the data line, and the common power supply line that overlap with the pixel areas.
    Type: Grant
    Filed: July 19, 2010
    Date of Patent: November 19, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin-Goo Kang, Sang-Moo Choi, Mu-Hyun Kim, Keum-Nam Kim
  • Publication number: 20130288413
    Abstract: An organic light-emitting display device including a substrate; at least one thin-film transistor (TFT) formed on the substrate; a planarizing layer covering the TFT; a pixel electrode, which is formed on the planarizing layer and is connected to the TFT; a protective layer surrounding an edge of the pixel electrode; a pixel defining layer (PDL), which has an overhang (OH) structure protruding more than the top surface of the protective layer, covers the protective layer and the edge of the pixel electrode, and exposes a portion of the pixel electrode surrounded by the protective layer; a counter electrode facing the pixel electrode; and an intermediate layer, which is interposed between the pixel electrode and the counter electrode and includes a light-emitting layer and at least one organic layer, where the thickness of the intermediate layer is greater than the thickness of the protective layer.
    Type: Application
    Filed: June 26, 2013
    Publication date: October 31, 2013
    Inventors: Jong-Hyun Choi, Jong-Yun Kim, Jin-Goo Kang, Dae-Hyun Noh
  • Patent number: 8487301
    Abstract: An organic light-emitting display device including a substrate; at least one thin-film transistor (TFT) formed on the substrate; a planarizing layer covering the TFT; a pixel electrode, which is formed on the planarizing layer and is connected to the TFT; a protective layer surrounding an edge of the pixel electrode; a pixel defining layer (PDL), which has an overhang (OH) structure protruding more than the top surface of the protective layer, covers the protective layer and the edge of the pixel electrode, and exposes a portion of the pixel electrode surrounded by the protective layer; a counter electrode facing the pixel electrode; and an intermediate layer, which is interposed between the pixel electrode and the counter electrode and includes a light-emitting layer and at least one organic layer, where the thickness of the intermediate layer is greater than the thickness of the protective layer.
    Type: Grant
    Filed: April 29, 2011
    Date of Patent: July 16, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jong-Hyun Choi, Jong-Yun Kim, Jin-Goo Kang, Dae-Hyun Noh
  • Patent number: 8487310
    Abstract: An organic light-emitting display apparatus comprises: a substrate in which a pixel region is defined; a thin film transistor (TFT) disposed on the substrate and spaced apart from the pixel region; a planarization pattern covering the TFT and spaced apart from the pixel region; a first electrode electrically connected to the TFT and formed so as to correspond to at least the pixel region; a pixel-defining layer formed on the first electrode so as to expose a predetermined region of the first electrode; an intermediate layer connected to the exposed region of the first electrode, including an organic emission layer, and formed to correspond to at least the pixel region; and a second electrode electrically connected to the intermediate layer.
    Type: Grant
    Filed: April 29, 2011
    Date of Patent: July 16, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin-Goo Kang, Ji-Young Kim, Hyo-Seok Kim
  • Patent number: 8415873
    Abstract: An organic light emitting display device that prevents distortion of the image by preventing the transmitting light from scattering, and by preventing the degradation of the brightness and color coordinates caused by external light transmitting through the organic light emitting display device. The device includes a transmitting region and separate pixel regions interposed within the transmitting region; thin film transistors, a passivation film covering each thin film transistor; a pixel electrode that is electrically connected to the corresponding thin film transistor; an opposite electrode that faces the pixel electrode and is able to transmit light; an organic light emission layer that is interposed between the pixel electrode and the opposite electrode; a first electrode formed on a second surface of the substrate; a second electrode facing the first electrode; and a light transmission adjusting layer disposed between the first electrode and the second electrode.
    Type: Grant
    Filed: December 30, 2010
    Date of Patent: April 9, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin-Goo Kang, Mu-Hyun Kim
  • Publication number: 20130069085
    Abstract: Disclosed is an organic light-emitting display device capable of preventing the occurrence of cracks at corner regions of an adhesive layer. The organic light-emitting display device includes a first substrate including a plurality of pixels and a second substrate. A thin film transistor (TFT) located at each pixel of the first substrate. A pixel electrode is also located at each pixel. An organic light-emitting unit that emits light is coupled to each pixel electrode. A common electrode is electrically coupled to each organic light-emitting unit. An adhesive layer is coupled to the common electrode. The adhesive layer attaches the first and second substrates. The corner regions of the adhesive layer are rounded in order to control the creation of cracks in the adhesive layer and thereby prevent moisture from entering the active area of the device.
    Type: Application
    Filed: April 24, 2012
    Publication date: March 21, 2013
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Jin-Goo Kang, Joo-Hwan Shin
  • 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