Patents by Inventor Joon Suk Lee

Joon Suk Lee 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: 9859345
    Abstract: An organic light emitting display device comprises a partition wall formed on a bank that covers a portion of an auxiliary electrode. The organic light emitting display device includes a first electrode, an auxiliary electrode, a first bank, and a partition wall. The first electrode may be connected to a driving transistor, and the auxiliary electrode may be disposed on the same layer as the first electrode. The first bank may cover a portion of the first electrode and a portion of the auxiliary electrode. A portion of a bottom surface of the partition wall may contact a top surface of the first bank, and the other portion except the portion of the bottom surface may be disposed on the auxiliary electrode.
    Type: Grant
    Filed: September 16, 2015
    Date of Patent: January 2, 2018
    Assignee: LG Display Co., Ltd.
    Inventors: Joon Suk Lee, Jae Sung Lee
  • Patent number: 9825262
    Abstract: Disclosed is an organic light emitting display apparatus in which an anode electrode, an organic emission layer, a cathode electrode, and an auxiliary electrode connected to the cathode electrode and disposed on the same layer as that of the anode electrode are disposed in an active area of the substrate, a signal pad and a pad electrode connected to the signal pad and covering a top of the signal pad are disposed in a pad area of the substrate, and a top of the pad electrode has lower oxidation rate than the top of the signal pad.
    Type: Grant
    Filed: November 8, 2016
    Date of Patent: November 21, 2017
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Joon Suk Lee, Se June Kim, So Jung Lee, Jin-Hee Jang, Jong Hyeok Im, Jae Sung Lee
  • Patent number: 9670801
    Abstract: The present disclosure provides a cylinder deactivation engine which is configured to prevent abrasion on a pad portion of a valve opening/closing unit and improves reliability of the cylinder deactivation. The cylinder deactivation engine selectively performing deactivation of a cylinder may include: a cylinder deactivation apparatus including an inner body which contacts with a cam formed at a camshaft and makes a lever motion by rotation of the camshaft; and an outer body which moves together with the inner body by selectively latching to the inner body so as to open/close a valve; and a stopper integrally formed with a cam carrier disposed to surround a part of a lower portion of the camshaft and disposed between the camshaft and the outer body so as to function as a stopper for blocking the outer body which is pushed toward the camshaft by the valve.
    Type: Grant
    Filed: September 22, 2015
    Date of Patent: June 6, 2017
    Assignee: HYUNDAI MOTOR COMPANY
    Inventors: Gyu Han Hwang, Hyeon Cheol Joo, Joon Suk Lee
  • Patent number: 9653472
    Abstract: According to example embodiments, a method of fabricating a semiconductor device includes alternately stacking interlayer insulating layers and intermediate layers on a substrate, forming openings passing through the interlayer insulating layers and the intermediate layers to form recessed regions in the substrate, forming first epitaxial layers on recessed surfaces in the recessed regions, and forming second epitaxial layers using the first epitaxial layers as seed layers. The second epitaxial layers fill the recessed regions and extend above the substrate.
    Type: Grant
    Filed: March 13, 2015
    Date of Patent: May 16, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Woong Lee, Chae Ho Kim, Kyong Won An, Joon Suk Lee, Woo Sung Lee, Hun Hyeong Lim
  • Patent number: 9627462
    Abstract: Disclosed herein is an OLED (Organic Light Emitting Display) device. A switching thin-film transistor configured to be an oxide semiconductor thin-film transistor is disposed in a first pixel. A second pixel is adjacent to the first pixel in the direction in which data lines are extended. A switching thin-film transistor configured to be an LTPS (Low Temperature Poly-Silicon) thin-film transistor is disposed in the second pixel. The switching thin-film transistor of the first pixel and the switching thin-film transistor of the second pixel are connected to the same gate line. A pixel and another pixel adjacent to the pixel connected to a gate line in common, so that it is possible to provide an OLED device with high aperture ratio and high resolution.
    Type: Grant
    Filed: January 25, 2016
    Date of Patent: April 18, 2017
    Assignee: LG Display Co., Ltd.
    Inventors: Hoi Yong Kwon, Joon Suk Lee, Eui Tae Kim, Sung Hee Park, Ki Seob Shin
  • Publication number: 20170054113
    Abstract: Disclosed is an organic light emitting display apparatus in which an anode electrode, an organic emission layer, a cathode electrode, and an auxiliary electrode connected to the cathode electrode and disposed on the same layer as that of the anode electrode are disposed in an active area of the substrate, a signal pad and a pad electrode connected to the signal pad and covering a top of the signal pad are disposed in a pad area of the substrate, and a top of the pad electrode has lower oxidation rate than the top of the signal pad.
    Type: Application
    Filed: November 8, 2016
    Publication date: February 23, 2017
    Inventors: Joon Suk LEE, Se June KIM, So Jung LEE, Jin-Hee JANG, Jong Hyeok IM, Jae Sung LEE
  • Patent number: 9543544
    Abstract: Disclosed is an organic light emitting display apparatus in which an anode electrode, an organic emission layer, a cathode electrode, and an auxiliary electrode connected to the cathode electrode and disposed on the same layer as that of the anode electrode are disposed in an active area of the substrate, a signal pad and a pad electrode connected to the signal pad and covering a top of the signal pad are disposed in a pad area of the substrate, and a top of the pad electrode has lower oxidation rate than the top of the signal pad.
    Type: Grant
    Filed: December 30, 2015
    Date of Patent: January 10, 2017
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Joon Suk Lee, Se June Kim, So Jung Lee, Jin-Hee Jang, Jong Hyeok Im, Jae Sung Lee
  • Publication number: 20160363013
    Abstract: The present disclosure provides a cylinder deactivation engine which is configured to prevent abrasion on a pad portion of a valve opening/closing unit and improves reliability of the cylinder deactivation. The cylinder deactivation engine selectively performing deactivation of a cylinder may include: a cylinder deactivation apparatus including an inner body which contacts with a cam formed at a camshaft and makes a lever motion by rotation of the camshaft; and an outer body which moves together with the inner body by selectively latching to the inner body so as to open/close a valve; and a stopper integrally formed with a cam carrier disposed to surround a part of a lower portion of the camshaft and disposed between the camshaft and the outer body so as to function as a stopper for blocking the outer body which is pushed toward the camshaft by the valve.
    Type: Application
    Filed: September 22, 2015
    Publication date: December 15, 2016
    Applicant: HYUNDAI MOTOR COMPANY
    Inventors: Gyu Han HWANG, Hyeon Cheol JOO, Joon Suk LEE
  • Patent number: 9515129
    Abstract: An organic light emitting display apparatus includes pixel areas, each pixel area having emission and non-emission areas; a first electrode corresponding to the emission area of each pixel area; a bus electrode corresponding to at least a portion of the non-emission areas; an adherent pattern on a portion of the bus electrode; a separation pattern covering a top portion of the bus electrode and having an inverted tapered shape cross section defining a crevice under the separation pattern and above the bus electrode; an organic layer on the first electrode and the separation pattern, and further formed on a remaining portion of the bus electrode except a portion corresponding to the crevice under the separation pattern, the organic layer having an emission layer; and a second electrode on the organic layer and disposed in the crevice, the second electrode electrically contacting the bus electrode via the crevice.
    Type: Grant
    Filed: June 27, 2014
    Date of Patent: December 6, 2016
    Assignee: LG Display Co., Ltd.
    Inventors: Eun-Ah Kim, Joon-Suk Lee
  • Publication number: 20160351851
    Abstract: Disclosed is an organic light emitting display apparatus in which an anode electrode, an organic emission layer, a cathode electrode, and an auxiliary electrode connected to the cathode electrode and disposed on the same layer as that of the anode electrode are disposed in an active area of the substrate, a signal pad and a pad electrode connected to the signal pad and covering a top of the signal pad are disposed in a pad area of the substrate, and a top of the pad electrode has lower oxidation rate than the top of the signal pad.
    Type: Application
    Filed: December 30, 2015
    Publication date: December 1, 2016
    Inventors: Joon Suk LEE, Se June KIM, So Jung LEE, Jin-Hee JANG, Jong Hyeok IM, Jae Sung LEE
  • Publication number: 20160351651
    Abstract: Discussed are an organic light emitting display device and a method of manufacturing the same. The organic light emitting display device according to an embodiment includes a substrate including an active area and a pad area, a thin film transistor (TFT) in the active area of the substrate, an anode electrode on the TFT, an organic emission layer on the anode electrode, a cathode electrode on the organic emission layer, an auxiliary electrode connected to the cathode electrode and disposed on the same layer as the anode electrode, a signal pad in the pad area of the substrate, and a pad electrode connected to the signal pad to cover a top of the signal pad for preventing the top of the signal pad from being corroded. The TFT includes a gate electrode. The signal pad is disposed on the same layer as the gate electrode.
    Type: Application
    Filed: May 27, 2016
    Publication date: December 1, 2016
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Jin-Hee JANG, Se June KIM, Joon Suk LEE, So Jung LEE, Jong Hyeok IM, Jae Sung LEE
  • Patent number: 9373668
    Abstract: An organic light emitting diode display device and a method of fabricating the organic light emitting diode display device are discussed. The organic light emitting diode display device includes, a plurality of first electrodes extending in a first direction and a second direction; a common line to adjacent plurality of first electrodes; a pixel definition layer disposed at boundaries of the plurality of first electrodes; an adhesive pattern disposed on the common line; a wall on the adhesive pattern and overlapping the common line; an organic layer on the plurality of first electrodes and on the wall; and a second electrode on the organic layer and contacting the common line in a portion under an overhang of the wall, wherein the organic layer is spaced apart from the adhesive pattern by a distance, and wherein the distance is covered by a portion of the second electrode.
    Type: Grant
    Filed: August 15, 2014
    Date of Patent: June 21, 2016
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Eun-Ah Kim, Joon-Suk Lee, Jae-Sung Lee
  • Publication number: 20160141347
    Abstract: Disclosed herein is an OLED (Organic Light Emitting Display) device. A switching thin-film transistor configured to be an oxide semiconductor thin-film transistor is disposed in a first pixel. A second pixel is adjacent to the first pixel in the direction in which data lines are extended. A switching thin-film transistor configured to be an LTPS (Low Temperature Poly-Silicon) thin-film transistor is disposed in the second pixel. The switching thin-film transistor of the first pixel and the switching thin-film transistor of the second pixel are connected to the same gate line. A pixel and another pixel adjacent to the pixel connected to a gate line in common, so that it is possible to provide an OLED device with high aperture ratio and high resolution.
    Type: Application
    Filed: January 25, 2016
    Publication date: May 19, 2016
    Inventors: Hoi Yong KWON, Joon Suk LEE, Eui Tae KIM, Sung Hee PARK, Ki Seob SHIN
  • Patent number: 9324772
    Abstract: An OLED display device includes a substrate, a driving thin film transistor (TFT) formed on the substrate, a passivation layer formed over the substrate and covering the driving TFT, an OLED display formed on the passivation layer, the OLED including a first electrode, an organic emitting layer and a second electrode, a base line formed on the passivation layer, a support pattern formed on the central portion of the base line, a first bank layer covering a boundary portion of each of the first electrode and the base line so as to expose a central portion of each of the first electrode and the base line, and a second bank layer formed on the support pattern. The organic emitting layer is formed on the first electrode, the first and second bank layers and the support pattern in a pixel region of the substrate, and is cut at a top edge portion of the support pattern to expose a portion of the base line, and the second electrode covers the organic emitting layer and is connected to the portion of the base line.
    Type: Grant
    Filed: August 13, 2014
    Date of Patent: April 26, 2016
    Assignee: LG Display Co., Ltd.
    Inventors: Eun-Ah Kim, Joon-Suk Lee
  • Publication number: 20160079334
    Abstract: Discussed is an organic light emitting display device in which an auxiliary electrode is disposed on an overcoating layer, and thus, an aperture ratio is enhanced. The organic light emitting display device can include a first overcoating layer disposed on a driving transistor and a supply electrode, a connection electrode disposed on the first overcoating layer and connected to the supply electrode through the second contact hole, a first electrode disposed on the first overcoating layer and connected to the driving transistor through the first contact hole, a second overcoating layer disposed on the first overcoating layer, and an auxiliary electrode disposed on the second overcoating layer and connected to the connection electrode. The first overcoating layer may include a first contact hole and a second contact hole. The second overcoating layer may cover the first and second contact holes and may not cover a portion of the first electrode.
    Type: Application
    Filed: September 10, 2015
    Publication date: March 17, 2016
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Jae Sung LEE, Joon Suk LEE
  • Publication number: 20160079325
    Abstract: An organic light emitting display device comprises a partition wall formed on a bank that covers a portion of an auxiliary electrode. The organic light emitting display device includes a first electrode, an auxiliary electrode, a first bank, and a partition wall. The first electrode may be connected to a driving transistor, and the auxiliary electrode may be disposed on the same layer as the first electrode. The first bank may cover a portion of the first electrode and a portion of the auxiliary electrode. A portion of a bottom surface of the partition wall may contact a top surface of the first bank, and the other portion except the portion of the bottom surface may be disposed on the auxiliary electrode.
    Type: Application
    Filed: September 16, 2015
    Publication date: March 17, 2016
    Inventors: Joon Suk Lee, Jae Sung Lee
  • Patent number: 9276050
    Abstract: Disclosed herein is an OLED (Organic Light Emitting Display) device. A switching thin-film transistor configured to be an oxide semiconductor thin-film transistor is disposed in a first pixel. A second pixel is adjacent to the first pixel in the direction in which data lines are extended. A switching thin-film transistor configured to be an LTPS (Low Temperature Poly-Silicon) thin-film transistor is disposed in the second pixel. The switching thin-film transistor of the first pixel and the switching thin-film transistor of the second pixel are connected to the same gate line. A pixel and another pixel adjacent to the pixel connected to a gate line in common, so that it is possible to provide an OLED device with high aperture ratio and high resolution.
    Type: Grant
    Filed: February 25, 2015
    Date of Patent: March 1, 2016
    Assignee: LG Display Co., Ltd.
    Inventors: Hoi Yong Kwon, Joon Suk Lee, Eui Tae Kim, Sung Hee Park, Ki Seob Shin
  • Publication number: 20160056169
    Abstract: According to example embodiments, a method of fabricating a semiconductor device includes alternately stacking interlayer insulating layers and intermediate layers on a substrate, forming openings passing through the interlayer insulating layers and the intermediate layers to form recessed regions in the substrate, forming first epitaxial layers on recessed surfaces in the recessed regions, and forming second epitaxial layers using the first epitaxial layers as seed layers. The second epitaxial layers fill the recessed regions and extend above the substrate.
    Type: Application
    Filed: March 13, 2015
    Publication date: February 25, 2016
    Inventors: Woong LEE, Chae Ho KIM, Kyong Won AN, Joon Suk LEE, Woo Sung LEE, Hun Hyeong LIM
  • Publication number: 20150340655
    Abstract: There are provided an organic light emitting display and a method of manufacturing the organic light emitting display. The organic light emitting display includes a lower substrate including a plurality of subpixel regions, a thin film transistor formed on the lower substrate, an organic light emitting element formed on the thin film transistor, an encapsulation unit for covering the organic light emitting element, a spacer formed on the encapsulation unit, an upper substrate disposed to face the lower substrate, and a desiccant between the lower substrate and the upper substrate. Various embodiments of the invention provide an organic light emitting display that enhances a viewing angle by minimizing a cell gap and minimizing a distortion of light, minimizes penetration of water or oxygen from the outside, and realizes a high resolution display by enhancing an aperture ratio, and a method of manufacturing the organic light emitting display.
    Type: Application
    Filed: December 26, 2013
    Publication date: November 26, 2015
    Inventors: Joon Suk LEE, Se June KIM
  • Patent number: 9173272
    Abstract: An organic electroluminescent display device includes an organic electroluminescent display panel including top emission pixels to emit light toward a top side of a substrate and bottom emission pixels to emit light toward a bottom side of the substrate, the top emission pixels and the bottom emission pixels being formed such that corresponding ones thereof share a common transparent area, a scan driver for supplying a scan signal to scan lines each connected to selected ones of the top and bottom emission pixels, and a data driver for supplying a data voltage to data lines each connected to selected ones of the top and bottom emission pixels. The top emission pixels and the bottom emission pixels are formed on the substrate to alternate with each other on a pixel basis, on a scan line basis, or a data line basis.
    Type: Grant
    Filed: December 27, 2012
    Date of Patent: October 27, 2015
    Assignee: LG Display Co., Ltd.
    Inventors: Joon-Suk Lee, Bu-Yeol Lee, Joon-Soo Han, Binn Kim