Patents by Inventor Ki-Nyeng Kang

Ki-Nyeng 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).

  • Patent number: 9252198
    Abstract: An organic light emitting diode (OLED) display includes: a substrate; a first and a second thin film transistor (TFT) both disposed on the substrate and both having an active layer, a gate, a source and a drain electrode. A gate line is connected to the gate electrode of the first TFT, and a data line is connected to the source electrode of the first TFT. A common power source line is connected to the source electrode of the second TFT, intersects the gate line, and is parallel to the data line. A pixel electrode is connected to the drain electrode of the second TFT. An organic emission layer is disposed on the first electrode. A common electrode line is disposed on the organic emission layer. A secondary common power source line is formed with the same material as and is parallel to the common electrode line.
    Type: Grant
    Filed: February 6, 2012
    Date of Patent: February 2, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seong-Kweon Heo, Ki-Nyeng Kang
  • Publication number: 20150349037
    Abstract: Provided is a method of manufacturing an organic light-emitting display apparatus which may reduce white angular dependency (WAD). The method includes forming a common layer on each of subpixel areas at the same time without discretion within one pixel area, the common layer not being formed on connection areas between pixel areas.
    Type: Application
    Filed: August 10, 2015
    Publication date: December 3, 2015
    Inventors: Ki-Nyeng KANG, Jae-Beom CHOI, Soo-Beom JO
  • Patent number: 9167663
    Abstract: Provided is a display apparatus including a plurality of unit pixels, each including a plurality of sub-pixels; a first line branched in a first direction from a common line as many as the number of sub-pixels in each of the unit pixels so as to connect sub-pixels emitting light of the same color in neighboring unit pixels to each other; a second line extending in a second direction that crosses the first direction and connected to the sub-pixels; and a third line adjacent to the second line, extending in the second direction, and including a hole formed on a portion where the first line and the third line cross each other, and connected to the sub-pixels.
    Type: Grant
    Filed: March 13, 2013
    Date of Patent: October 20, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Na-Young Kim, Ki-Nyeng Kang, Keum-Nam Kim
  • Patent number: 9153632
    Abstract: Provided is an organic light emitting display including a pixel circuit unit prepared over a substrate and comprising a plurality of thin film transistors (TFTs), and an organic light emitting device or diode (OLED) electrically connected to the pixel circuit unit. The pixel circuit unit and the OLED are connected through a repair unit comprising a semiconductor material, in order to facilitate easy repair.
    Type: Grant
    Filed: August 6, 2013
    Date of Patent: October 6, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Na-Young Kim, Ki-Nyeng Kang, Keum-Nam Kim
  • Patent number: 9136312
    Abstract: Provided is a method of manufacturing an organic light-emitting display apparatus which may reduce white angular dependency (WAD). The method includes forming a common layer on each of subpixel areas at the same time without discretion within one pixel area, the common layer not being formed on connection areas between pixel areas.
    Type: Grant
    Filed: August 7, 2013
    Date of Patent: September 15, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ki-Nyeng Kang, Jae-Beom Choi, Soo-Beom Jo
  • Patent number: 9076980
    Abstract: An organic light-emitting display apparatus includes a thin film transistor including an active layer, a gate electrode, a source electrode, and a drain electrode, an organic light-emitting device including a pixel electrode connected to the thin film transistor, an intermediate layer including a light-emitting layer, and an opposed electrode, and a first wiring and a second wiring arranged in different layers on a substrate.
    Type: Grant
    Filed: May 3, 2013
    Date of Patent: July 7, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ki-Nyeng Kang, Na-Young Kim, Keum-Nam Kim, Beohm-Rock Choi, Soo-Beom Jo, Kie-Hyun Nam, Young-Min Kim
  • Patent number: 9047819
    Abstract: An organic light emitting display is capable of preventing brightness from being non-uniform due to IR drop so as to improve reliability of the organic light emitting display. The organic light emitting display comprises: a display panel having a display region and a non-display region; a plurality of sub pixels defined by perpendicularly intersecting a plurality of gate lines and a plurality of data lines formed in the display region of the display panel; and a power source supply pad unit provided in the non-display region of the display panel for supplying a power source voltage to the plurality of sub pixels. A resistance value of sub pixels arranged in a first region adjacent to the power source supply pad unit is higher than a resistance value of sub pixels of a second region which is separated from the power source supply pad unit, with the first region interposed therebetween.
    Type: Grant
    Filed: May 27, 2011
    Date of Patent: June 2, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Na-Young Kim, Ki-Nyeng Kang
  • Patent number: 9024921
    Abstract: An organic light emitting diode (OLED) display including: a substrate including a pixel area; a peripheral area enclosing the pixel area; a gate line; a data line; corresponding driving lines; a pixel electrode; an organic light emitting layer; a common electrode; and a getter formed at the peripheral area and partially overlapping the common electrode, wherein the driving lines overlapping the getter have a plurality of openings filled with the getter such that the getter amount may be increased, thereby increasing the moisture absorption amount.
    Type: Grant
    Filed: May 25, 2012
    Date of Patent: May 5, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ki-Nyeng Kang, Kie Hyun Nam, Young-Hee Nam
  • Publication number: 20150103103
    Abstract: A display apparatus includes a plurality of sub-pixel groups. At least one of the sub-pixel groups includes a plurality of first sub-pixels to emit a first color of light, a plurality of second sub-pixels to emit a second color of light, and a dummy pixel between the first sub-pixels and the second sub-pixels. A first dummy driving transistor is connectable to one of the first sub-pixels and a second dummy driving transistor is connectable to one of the second sub-pixels.
    Type: Application
    Filed: July 29, 2014
    Publication date: April 16, 2015
    Inventors: Na-Young KIM, Ki-Nyeng KANG, Jung-In LEE, Jae-Beom CHOI
  • Patent number: 8866706
    Abstract: An organic electroluminescent display device capable of improving yield by preventing voltage drop of a power supply wire and a manufacturing method of the same. An organic electroluminescent display device according to an exemplary embodiment of the present invention includes: a plurality of sub-pixels defined by an active area displaying an image and an inactive area other than the active area; a driving switching element formed in the inactive area of the sub-pixel to supply driving current; and a power supply wire supplying power to the sub-pixel, wherein the power supply wire includes a first power supply wire extending in a vertical direction at one portion of a long side of the sub-pixel, a dummy power supply wire disposed on the first power supply wire and electrically connected with the first power supply wire, and a second power supply wire extending in a horizontal direction at one portion of a short side of the sub-pixel.
    Type: Grant
    Filed: March 29, 2011
    Date of Patent: October 21, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ki-Nyeng Kang, Na-Young Kim, Yong-Sung Park
  • Publication number: 20140291624
    Abstract: Provided is an organic light emitting display including a pixel circuit unit prepared over a substrate and comprising a plurality of thin film transistors (TFTs), and an organic light emitting device or diode (OLED) electrically connected to the pixel circuit unit. The pixel circuit unit and the OLED are connected through a repair unit comprising a semiconductor material, in order to facilitate easy repair.
    Type: Application
    Filed: August 6, 2013
    Publication date: October 2, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventors: Na-Young Kim, Ki-Nyeng Kang, Keum-Nam Kim
  • Publication number: 20140292827
    Abstract: An organic light-emitting display device includes a plurality of emission pixels aligned in columns and rows, each of the emission pixels including an emission device and a first pixel circuit coupled to the emission device, a dummy pixel including a second pixel circuit in each column of the emission pixels, and a repair line in each column, wherein a same data signal is provided to one of the emission pixels coupled to the repair line and to the dummy pixel coupled to the repair line, and wherein the emission pixels are configured to simultaneously emit light.
    Type: Application
    Filed: October 24, 2013
    Publication date: October 2, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventors: Ki-Nyeng Kang, Na-Young Kim, Soo-Beom Jo, Jae-Ho Lee, Myung-Koo Hur
  • Patent number: 8847932
    Abstract: An organic light emitting diode display comprises: a panel including a first substrate and a second substrate facing each other; a data driver connected to a data line formed on the panel; a gate driver connected to a gate line crossing the data line in an insulated manner and formed on the panel; an input line for receiving a clock signal from the an external source; a first connecting line formed on the first substrate and electrically connected to the input line for supplying the clock signal to the gate driver; a second connecting line formed on the second substrate and electrically connected to the input line; and a third connecting line for electrically connecting the first connecting line to the second connecting line.
    Type: Grant
    Filed: November 29, 2011
    Date of Patent: September 30, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ki-Nyeng Kang, Yong-Sung Park
  • Patent number: 8847997
    Abstract: An organic light emitting display includes pixels, each pixel having a transparent transistor, a timing controller to convert predetermined bits of an externally supplied first data into a certain value to generate a second data, and a data driver configured to receive the second data, to generate a data signal from the second data, and to supply the data signal to data lines coupled to the pixels.
    Type: Grant
    Filed: March 3, 2009
    Date of Patent: September 30, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hae-Kwan Seo, Ki-Nyeng Kang
  • Patent number: 8785936
    Abstract: An organic electroluminescent display device including a plurality of scan lines and a plurality of data lines crossing the scan lines, a plurality of pixels at regions defined by the scan lines and the data lines, and one or more thin-film transistors (TFTs) for selectively applying voltages to each of the pixels, wherein the data lines are successively located at a side of the pixels, and a first TFT of the TFTs is located at least partially between an area corresponding to an nth data line of the data lines and an area corresponding to an (n?1)th data line of the data lines, the nth data line and the (n?1)th data line being successively positioned.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: July 22, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Na-Young Kim, Ki-Nyeng Kang, Wang-Jo Lee, In-Ho Choi, Jin-Gon Oh
  • Publication number: 20140186978
    Abstract: Provided is a method of manufacturing an organic light-emitting display apparatus which may reduce white angular dependency (WAD). The method includes forming a common layer on each of subpixel areas at the same time without discretion within one pixel area, the common layer not being formed on connection areas between pixel areas.
    Type: Application
    Filed: August 7, 2013
    Publication date: July 3, 2014
    Inventors: Ki-Nyeng KANG, Jae-Beom CHOI, Soo-Beom JO
  • Publication number: 20140167626
    Abstract: An organic light-emitting diode, an organic light-emitting display device including the same, and a method of controlling dual emission of the organic light-emitting diode. The organic light-emitting diode includes: a first electrode and a second electrode facing each other; a common electrode interposed between the first electrode and the second electrode; a first organic layer interposed between the first electrode and the common electrode; and a second organic layer that is interposed between the second electrode and the common electrode and is reverse-symmetric to the first organic layer with respect to the common electrode.
    Type: Application
    Filed: April 10, 2013
    Publication date: June 19, 2014
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sang-Yeol Kim, Ki-Nyeng Kang
  • Publication number: 20140152646
    Abstract: A multisided display device includes a flexible substrate configured to have a shape of a polyhedron and including a plurality of flattened portions, a plurality of bending portions, a first surface having a plurality of pixels thereon, and a second surface opposite the first surface, a plurality of rigid substrates corresponding to the plurality of flattened portions and positioned at the second surface of the flexible substrate, a scan driver for supplying a scan signal to the plurality of pixels, and a data driver for supplying a data signal to the plurality of pixels.
    Type: Application
    Filed: July 8, 2013
    Publication date: June 5, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventors: Ki-Nyeng Kang, Mu-Gyeom Kim
  • Publication number: 20140117860
    Abstract: Provided is a display apparatus including a plurality of unit pixels, each including a plurality of sub-pixels; a first line branched in a first direction from a common line as many as the number of sub-pixels in each of the unit pixels so as to connect sub-pixels emitting light of the same color in neighboring unit pixels to each other; a second line extending in a second direction that crosses the first direction and connected to the sub-pixels; and a third line adjacent to the second line, extending in the second direction, and including a hole formed on a portion where the first line and the third line cross each other, and connected to the sub-pixels.
    Type: Application
    Filed: March 13, 2013
    Publication date: May 1, 2014
    Inventors: Na-Young KIM, Ki-Nyeng KANG, Keum-Nam KIM
  • Publication number: 20140103304
    Abstract: An organic light emitting display device including: a plurality of first wirings extending in a first direction; and a plurality of second wirings extending in a second direction that crosses the first direction, wherein at least one of the plurality of first wirings includes a first conductive layer and a second conductive layer that extends from an upper portion of the first conductive layer to the same layer as the first conductive layer or a lower layer than the first conductive layer.
    Type: Application
    Filed: March 14, 2013
    Publication date: April 17, 2014
    Inventors: Ki-Nyeng Kang, Na-Young Kim, Dong-Gyu Kim, Soo-Beom Jo