Patents by Inventor Tae-Young Choi

Tae-Young Choi 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).

  • BASE FOR HARD DISK DRIVE AND HARD DISK DRIVE HAVING THE SAME
    Publication number: 20120293948
    Abstract: Disclosed herein is a base for a hard disk drive, including: a base plate; and a side joining part formed on one side of the base plate, the side joining part including a joining hole for screw fastening, wherein the side joining part includes: a joining side spaced apart from one side of the base plate and provided with the joining hole; and side wall surfaces formed by bending both side ends of the joining side. In accordance with a preferred embodiment of the present invention, rigidity of the base can be increased by bending both side ends of the joining side of the side joining part of the base plate.
    Type: Application
    Filed: May 18, 2012
    Publication date: November 22, 2012
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Il Geun JEON, Tae Young CHOI
  • Method of forming a thin film transistor having openings formed therein
    Patent number: 8304280
    Abstract: A thin film transistor array panel includes a substrate, a plurality of first and second signal lines crossing each other on the substrate, source electrodes connected to the first signal lines, drain electrodes connected to the second signal lines, pixel electrodes connected to the drain electrodes, a first partition formed on the source and drain electrodes and having a first opening, wherein a lower width of the first opening is wider than an upper width of the first opening, an organic semiconductor formed in the first opening and at least overlapping the portions of the source electrode and the drain electrode, and a gate electrode connected to the second signal line and at least overlapping the portion of the organic semiconductor.
    Type: Grant
    Filed: August 16, 2010
    Date of Patent: November 6, 2012
    Assignee: Samsung Display Co., Ltd.
    Inventors: Keun-Kyu Song, Tae-Young Choi, Tae-Hyung Hwang, Seung-Hwan Cho
  • LIGHTING DEVICE
    Publication number: 20120275165
    Abstract: The lighting device includes: a light emitting module including a substrate and a light emitting device disposed on the substrate; a member disposed on the light emitting module, the member including: a base having a hole configured to receive the light emitting device; a projection configured to reflect light from the light emitting device; and a predetermined inclined surface coupled to an outer circumference of the base, a cover surrounding the light emitting module and the member; and a heat sink including a flat surface on which the light emitting module is disposed, and coupled to the cover.
    Type: Application
    Filed: June 27, 2012
    Publication date: November 1, 2012
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Tae Young CHOI, Hwa Young KIM, Il Yeong KANG, Sang Won LEE, Ji Hoo KIM, Seung Hyuk LEE, Sung Ku KANG, Cheon Joo KIM
  • Fabrication method for an organic thin film transistor substrate
    Patent number: 8278648
    Abstract: An organic thin film transistor (TFT) substrate with a simplified fabrication process is disclosed. The TFT substrate includes a gate line and a data line and an organic TFT connected to the gate line and the data line. The gate line and the data line define a pixel region where a pixel electrode is formed. A first contact portion connects the data line to the organic TFT, and a second contact portion connects the pixel electrode to the organic TFT. A passivation layer covers the organic TFT. The organic TFT substrate also includes a bank insulating layer with a first contact hole for connecting the first contact portion to the organic TFT, a second contact hole for connecting the second contact portion to the organic TFT, a first sub bank defining a location of the gate insulating layer, and a second sub bank defining a location of the passivation layer.
    Type: Grant
    Filed: July 20, 2007
    Date of Patent: October 2, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Tae Young Choi, Bo Sung Kim, Keun Kyu Song, Seung Hwan Cho
  • PRECURSOR COMPOSITION FOR OXIDE SEMICONDUCTOR AND METHOD OF MANUFACTURING THIN FILM TRANSISTOR ARRAY PANEL USING THE SAME
    Publication number: 20120244667
    Abstract: Provided is a precursor composition for an oxide semiconductor. The precursor composition for the oxide semiconductor includes a metal complex compound formed by a metal ion and an organic ligand, wherein the precursor composition is represented by the following Formula 1. MAn ??(Formula 1( Herein, M is a metal ion, A is an organic ligand which includes ?-substituted carboxylate, and n is a natural number.
    Type: Application
    Filed: August 1, 2011
    Publication date: September 27, 2012
    Inventors: Bo Sung KIM, Doo-Hyoung Lee, Yeon-Taek Jeong, Ki-Beom Lee, Young-Min Kim, Tae-Young Choi, Seon-Pil Jang, Kang-Moon Jo
  • Thin film transistor array panel and manufacturing method thereof
    Patent number: 8252626
    Abstract: A manufacturing method for a thin film transistor array panel including forming a gate electrode, forming an insulating layer on the gate electrode, sequentially forming a lower conducting layer and a upper conducting layer on the insulating layer, etching the upper conducting layer to form a first source electrode and a first drain electrode, etching the lower conducting layer to form the second source electrode and the second drain electrode, over-etching the second source electrode and the second drain electrode, and forming an organic semiconductor between the second source electrode and the second drain electrode.
    Type: Grant
    Filed: June 21, 2010
    Date of Patent: August 28, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seung-Hwan Cho, Bo-Sung Kim, Keun-Kyu Song, Tae-Young Choi, Min-Ho Yoon, Jung-Hun Noh
  • Lighting device
    Patent number: 8227964
    Abstract: A lighting device includes a light emitting module, a member disposed on the light emitting module, a cover surrounding the light emitting module and the member, and a heat sink. The light emitting module includes a substrate and a light emitting diode disposed on the substrate. The member includes a base having a hole configured to receive the light emitting diode and a projection configured to reflect light from the light emitting diode. A diameter of the base is greater than a maximum diameter of the projection. The heat sink includes an upper portion having a flat surface on which the substrate is disposed and a lower portion having a plurality of grooves formed on a side surface of the heat sink.
    Type: Grant
    Filed: June 3, 2011
    Date of Patent: July 24, 2012
    Assignee: LG Innotek Co., Ltd.
    Inventors: Tae Young Choi, Hwa Young Kim, Il Yeong Kang, Sang Won Lee, Ji Hoo Kim, Seung Hyuk Lee, Sung Ku Kang, Cheon Joo Kim
  • LlQUID CRYSTAL DISPLAY AND METHOD FOR MANUFACTURING THE SAME
    Publication number: 20120184058
    Abstract: The present invention provides a thin film transistor having high performance in a liquid crystal display, and a manufacturing method of a liquid crystal display according to an exemplary embodiment of the present invention that includes: forming a gate line including a gate electrode on a substrate; forming a gate insulating layer on the gate line; forming a data line including a source electrode and a drain electrode facing the source electrode on the gate insulating layer; forming a partition defining a pixel area and having an opening region exposing the gate insulating layer on the gate electrode, the source electrode and the drain electrode on the gate line, and the data line and the drain electrode; forming a semiconductor in the opening region; forming a color filter in the pixel area defined by the partition; and forming a pixel electrode connected to the drain electrode on the color filter.
    Type: Application
    Filed: March 26, 2012
    Publication date: July 19, 2012
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Tae-Young CHOI, Bo-Sung KIM, Young-Min KIM
  • Method of forming a thin film transistor having openings formed therein
    Patent number: 8222070
    Abstract: A thin film transistor array panel includes a substrate, a plurality of first and second signal lines crossing each other on the substrate, source electrodes connected to the first signal lines, drain electrodes connected to the second signal lines, pixel electrodes connected to the drain electrodes, a first partition formed on the source and drain electrodes and having a first opening, wherein a lower width of the first opening is wider than an upper width of the first opening, an organic semiconductor formed in the first opening and at least overlapping the portions of the source electrode and the drain electrode, and a gate electrode connected to the second signal line and at least overlapping the portion of the organic semiconductor.
    Type: Grant
    Filed: August 16, 2010
    Date of Patent: July 17, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Keun-Kyu Song, Tae-Young Choi, Tae-Hyung Hwang, Seung-Hwan Cho
  • DISPLAY SUBSTRATE AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20120138965
    Abstract: A display substrate includes a base substrate, a data line, a gate line, a switching element, a self assembled monolayer (SAM) and a pixel electrode. The data line is formed on the base substrate. The gate line is formed across the data line. The switching element includes a source electrode electrically connected to the data line, a drain electrode spaced apart from the source electrode, a semiconductor pattern covering the source and drain electrodes, and a gate electrode electrically connected to the gate line and facing the semiconductor pattern. The SAM is disposed around the semiconductor pattern and a conductive pattern including the data line. The pixel electrode is electrically connected to the switching element.
    Type: Application
    Filed: May 20, 2011
    Publication date: June 7, 2012
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Tae-Young CHOI, Kang-Moon JO, Bo-Sung KIM, Young-Min KIM
  • THIN FILM TRANSISTOR ARRAY PANEL AND DISPLAY DEVICE INCLUDING THE SAME, AND MANUFACTURING METHOD THEREOF
    Publication number: 20120120362
    Abstract: A thin film transistor array panel includes a source electrode and a drain electrode on an insulating substrate, an oxide semiconductor on the insulating substrate and overlapping the source electrode and the drain electrode, a passivation layer overlapping the oxide semiconductor and on the insulating substrate, a gate electrode on the passivation layer, and a pixel electrode connected to the drain electrode. The gate electrode and the pixel electrode include a same material. The oxide semiconductor is between the source electrode and the gate electrode, and between the drain electrode and the gate electrode in a cross-sectional view of the thin film transistor array panel.
    Type: Application
    Filed: June 30, 2011
    Publication date: May 17, 2012
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Tae-Young CHOI, Bo Sung KIM, Young Min KIM, Seon-Pil JANG, Kang Moon JO, Yeon Taek JEONG, Ki Beom LEE
  • Motor and recording disk drive device having the same
    Publication number: 20120113790
    Abstract: There is provided a motor including: a rotating member coupled to a shaft and rotating in connection with the shaft; a stationary member having the shaft inserted therein and supporting the shaft; a wall part protruding from a surface of the rotating member and allowing oil to be sealed between the rotating member and the stationary member; and a pumping groove formed in at least one of the wall part and an outer surface of the stationary member corresponding to the wall part and pumping the oil between the shaft and the stationary member.
    Type: Application
    Filed: March 10, 2011
    Publication date: May 10, 2012
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Tae Young Choi, Seung Woo Ha, Sang Jin Park
  • Liquid crystal display and method for manufacturing the same
    Patent number: 8168977
    Abstract: The present invention provides a thin film transistor having high performance in a liquid crystal display, and a manufacturing method of a liquid crystal display according to an exemplary embodiment of the present invention that includes: forming a gate line including a gate electrode on a substrate; forming a gate insulating layer on the gate line; forming a data line including a source electrode and a drain electrode facing the source electrode on the gate insulating layer; forming a partition defining a pixel area and having an opening region exposing the gate insulating layer on the gate electrode, the source electrode and the drain electrode on the gate line, and the data line and the drain electrode; forming a semiconductor in the opening region; forming a color filter in the pixel area defined by the partition; and forming a pixel electrode connected to the drain electrode on the color filter.
    Type: Grant
    Filed: November 19, 2009
    Date of Patent: May 1, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Tae-Young Choi, Bo-Sung Kim, Young-Min Kim
  • METHOD FOR MANUFACTURING A FILM STRUCTURE
    Publication number: 20120100649
    Abstract: Provided is a method for manufacturing a film structure. The method for manufacturing the film structure n includes forming a layer of a precursor material on a substrate, preheating the precursor material, and irradiating the precursor material with microwave radiation to form the film structure.
    Type: Application
    Filed: May 3, 2011
    Publication date: April 26, 2012
    Inventors: Young-Min KIM, Seon-Pil JANG, Bo-Sung KIM, Yeon-Taek JEONG, Yong-Su LEE, Tae-Young CHOI, Ki-Beom LEE, Kang Moon JO
  • Hydrodynamic bearing assembly and motor including the same
    Publication number: 20120091842
    Abstract: There is provided a fluid dynamic bearing assembly including: a hub coupled to a shaft and rotating together with the shaft; a sleeve supporting the shaft and including a storage groove formed in an upper surface thereof to thereby store oil between the sleeve and the hub; and a protrusion part protruding from one surface of the hub corresponding to the upper surface of the sleeve, allowing the oil to be sealed between the protrusion part and the sleeve, and having an oil interface formed in an outer radial direction thereof.
    Type: Application
    Filed: October 11, 2011
    Publication date: April 19, 2012
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Young Tae Kim, Tae Young Choi
  • LIGHTING DEVICE
    Publication number: 20120069545
    Abstract: A lighting device may be provided that includes a heat sink which includes one surface and a receiving recess; a light emitting module which is disposed on the one surface of the heat sink and includes a substrate and a plurality of light sources disposed on the substrate, wherein the substrate includes a hole and a plurality of via-holes; a power controller which includes an electrode pin electrically connected to the light emitting module through the via hole; and aninsulating inner case which receives the power controller therein and is disposed in the receiving recess of the heat sink, wherein the light sources include an lighting emitting diode.
    Type: Application
    Filed: November 2, 2011
    Publication date: March 22, 2012
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Tae Young CHOI, Won Jin SON, Dong Nyung LIM, Jung Ha HWANG, Seung Yeon LEE, Cheon Joo KIM, Sung Ho KIM
  • LED lamp
    Patent number: D663448
    Type: Grant
    Filed: April 19, 2011
    Date of Patent: July 10, 2012
    Assignee: LG Innotek Co., Ltd.
    Inventors: Jihoo Kim, Tae Young Choi, Dong Nyung Lim, Sung Ho Kim, Cheonjoo Kim
  • LED lamp
    Patent number: D663868
    Type: Grant
    Filed: April 19, 2011
    Date of Patent: July 17, 2012
    Assignee: LG Innotek Co., Ltd.
    Inventors: Jihoo Kim, Tae Young Choi, Dong Nyung Lim, Sung Ho Kim, Cheonjoo Kim
  • LED lamp
    Patent number: D664271
    Type: Grant
    Filed: April 19, 2011
    Date of Patent: July 24, 2012
    Assignee: LG Innotek Co., Ltd
    Inventors: Jihoo Kim, Tae Young Choi, Dong Nyung Lim, Sung Ho Kim, Cheonjoo Kim
  • LED lamp
    Patent number: D666748
    Type: Grant
    Filed: December 28, 2011
    Date of Patent: September 4, 2012
    Assignee: LG Innotek Co., Ltd.
    Inventors: Ji Hoo Kim, Do Hwan Kim, Tae Young Choi, Ji Hoon Kim, Chan Hyung Jung