Patents by Inventor Tae-Kyu Kim

Tae-Kyu Kim 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: 20110175070
    Abstract: An organic light emitting display device including: a substrate; an organic light emitting device on the substrate to display an image; a sealing member on the organic light emitting device; a phase delay layer disposed on the substrate, the organic light emitting device, or the sealing member; a linear polarization layer disposed on the substrate, the organic light emitting device, the sealing member, or the phase delay layer and is located closer to a display surface of the organic light emitting display where the image is displayed than the organic light emitting device, the sealing member, and the phase delay layer are from the display surface; a multi-phase delay layer between the phase delay layer and the linear polarization layer; and a transmittance control layer disposed on the substrate, the organic light emitting device, the sealing member, the phase delay layer, the multi-phase delay layer, or the linear polarization layer.
    Type: Application
    Filed: January 7, 2011
    Publication date: July 21, 2011
    Inventors: Tae-Kyu Kim, Soon-Ryong Park, Chul-Woo Jeong, Woo-Suk Jung, Sung-Soo Koh, IL-Ryong Cho
  • Publication number: 20110162764
    Abstract: High-Cr ferritic/martensitic steels having an improved tensile strength and creep resistance are provided, which includes 0.04˜0.13 weight % of carbon, 0.03˜0.07 weight % of silicon, 0.40˜0.50 weight % of manganese, 0.40˜0.50 weight % of nickel, 8.5˜9.5 weight % of chromium, 0.45˜0.55 weight % of molybdenum, 0.10˜0.25 weight % of vanadium, 0.02˜0.10 weight % of tantalum, 0.15˜0.25 weight % of niobium, 1.5˜3.0 weight % of tungsten, 0.05˜0.12 weight % of nitrogen, 0.004˜0.008 weight % of boron, and optionally, 0.002˜0.010 weight % of phosphorus or 0.01˜0.08 weight % of zirconium, and iron balance. By regulating the contents of alloying elements such as niobium, tantalum, tungsten, nitrogen, boron, zirconium, carbon, the high-Cr ferritic/martensitic steels with superior tensile strength and creep resistance are provided, and can be effectively used as an in-core structural material for Generation IV sodium-cooled fast reactor (SFR) which is used under high temperature and high irradiation conditions.
    Type: Application
    Filed: January 5, 2011
    Publication date: July 7, 2011
    Applicants: KOREA ATOMIC ENERGY RESEARCH INSTITUTE, KOREA HYDRO AND NUCLEAR POWER CO., LTD.
    Inventors: Sung Ho Kim, Jong Hyuk Baek, Tae Kyu Kim, Woo Gon Kim, Jun Hwan Kim, Chang Hee Han, Chan Bock Lee, Yeong-Il Kim, Dohee Hahn
  • Publication number: 20110157887
    Abstract: An optical film and an organic light emitting display apparatus including the optical film are disclosed. In one embodiment, the optical film is formed on a substrate of the organic light emitting display, and the substrate is configured to transmit light, emitted from an organic light emission unit of the display, toward the optical film. Further, the optical film is configured to absorb ambient light via a first portion, and the optical film is further configured to at least partially transmit light emitted from the organic light emission unit to the environment via a second portion.
    Type: Application
    Filed: December 22, 2010
    Publication date: June 30, 2011
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Chul-Woo Jeong, Soon-Ryong Park, Hee-Seong Jeong, Woo-Suk Jung, Tae-Kyu Kim, Il-Ryong Cho, Duk-Jin Lee, Sung-Soo Koh
  • Publication number: 20110134020
    Abstract: An organic light emitting diode display is disclosed. The display includes a first semitransparent electrode, an organic emissive layer placed on the first semitransparent electrode, a second semitransparent electrode placed on the organic emissive layer, and a first selective reflection layer placed on the second semitransparent electrode.
    Type: Application
    Filed: October 13, 2010
    Publication date: June 9, 2011
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Hee-Seong Jeong, Sung-Soo Koh, Soon-Ryong Park, Woo-Suk Jung, Chul-Woo Jeong, Il-Ryong Cho, Tae-Kyu Kim, Jae-Yong Kim
  • Publication number: 20110128493
    Abstract: A flat panel display including a first substrate, a second substrate, a light emitting region between the first and second substrates, and a sealant applied outside of the light emitting region, wherein the sealant has a rectangular shape and includes a first sealing part and a third sealing part opposite each other, and a second sealing part and a fourth sealing part opposite each other, the first, second, third, and fourth sealing parts being interconnected, and wherein the flat panel display includes a compensating part corresponding to at least one of the first, second, third, and fourth sealing parts on or in the first or second substrate.
    Type: Application
    Filed: November 30, 2010
    Publication date: June 2, 2011
    Inventors: Eun-Ah Kim, Tae-Kyu Kim
  • Patent number: 7940584
    Abstract: The present invention discloses a method for inspecting the electrical performance of a flash memory cell, which comprises: performing electron-storage programming on a flash memory cell for a pre-determined period; screening out flash memory cells that reach a specified reference value as a mother batch of flash memory cells that meet the preliminary requirement, by measuring the threshold voltage; then performing a second electron-storage programming on the flash memory cells screened out for a certain time period; baking these flash memory cells; and finally, measuring the threshold voltage of these baked flash memory cells again and determining whether the threshold voltage can still be maintained at or above the reference value, so that it can be determined ultimately whether the flash memory cells meet the electrical performance requirements.
    Type: Grant
    Filed: October 29, 2007
    Date of Patent: May 10, 2011
    Assignee: Semiconductor Manufacturing International (Shanghai) Corporation
    Inventors: Tae Kyu Kim, Jong Woo Kim, Xianghua Ye
  • Publication number: 20110037095
    Abstract: An organic light emitting diode (OLED) display includes a display substrate assembly including an organic light emitting structure, an encapsulation substrate assembly disposed facing the display substrate assembly, a sealant disposed between the display substrate assembly and the encapsulation substrate assembly to seal the display substrate assembly and the encapsulation substrate assembly with each other, and a substrate deformation protection body disposed between the sealant and the organic light emitting structure.
    Type: Application
    Filed: August 12, 2010
    Publication date: February 17, 2011
    Inventors: Soon-Ryong Park, Tae-Kyu Kim
  • Patent number: 7825041
    Abstract: A method of reworking a semiconductor substrate and a method of forming a pattern of semiconductor device using the same without damage to an organic anti-reflective coating (ARC) is provided. The method of reworking a semiconductor substrate includes forming a photoresist pattern on a substrate having the organic ARC formed thereon. An entire surface of the substrate having the photoresist pattern formed thereon may be exposed when a defect is present in the photoresist pattern. The entire-surface-exposed photoresist pattern may be removed by performing a developing process without damage to the organic ARC.
    Type: Grant
    Filed: February 6, 2008
    Date of Patent: November 2, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Eun-Sung Kim, Tae-Kyu Kim, Seok-Hwan Oh
  • Publication number: 20100108207
    Abstract: Provided is a method of manufacturing a high strength ferritic/martensitic steel. The method includes melting a ferritic/martensitic steel, hot-working the melted ferritic/martensitic steel, normalizing the hot-worked ferritic/martensitic steel at a temperature of about 1050° C. to about 1200° C., tempering the ferritic/martensitic steel at a temperature of about 600° C. or less, and leaving MX precipitates while preventing a M23C6 precipitate from being precipitated, and cold-working and thermal-treating the ferritic/martensitic steel in a multistage fashion, and precipitating M23C6 precipitates. Through the above described configuration, the high strength ferritic/martensitic steel that prevents a ductility from being deteriorated even in a high-temperature environment may be manufactured.
    Type: Application
    Filed: November 4, 2009
    Publication date: May 6, 2010
    Inventors: Woo-Gon Kim, Chan-Bock Lee, Jong-Hyuk Baek, Do-Hee Hahn, Sung-Ho Kim, Chang-Hee Han, Tae-Kyu Kim, Jun-Hwan Kim
  • Publication number: 20090272468
    Abstract: A bake-hardenable high-strength cold-rolled steel sheet, a hot-dipped steel sheet thereof, and a method for manufacturing the same. The steel sheet comprises 0.0016˜0.01% of C; 0.1% or less of Si; 0.2˜1.5% of Mn; 0.05˜0.15% of P; 0.01% or less of S; 0.08˜0.5% of (soluble) Al; 0.0025% or less of N; 0.003˜0.1% of Nb; 0.003% or less of Ti; 0.01˜0.4% of Mo; 0.0005˜0.005% of B; and the balance of Fe and other unavoidable impurities, in terms of weight %. The method includes the steps of heating a steel slab of the above composition to a temperature of 1,200° C. or more; and then hot rolling the steel slab with finish rolling at or above the Ar3 temperature to provide a hot rolled steel sheet; coiling the hot rolled steel sheet; cold rolling the hot rolled and coiled sheet; and continuous annealing the cold rolled sheet.
    Type: Application
    Filed: July 9, 2009
    Publication date: November 5, 2009
    Applicant: POSCO
    Inventors: Seong-Ho Han, Tae-Kyu Kim, Sang-Ho Han, San-Kyung Ko, Kwang-Geun Chin, Hee-Jae Kang
  • Publication number: 20090141851
    Abstract: Disclosed herein are a nuclear fuel rod for fast reactors, which includes an oxide coating layer formed on the inner surface of a cladding, and a manufacturing method thereof. The nuclear fuel rod for fast reactors, which includes the oxide coating layer formed on the inner surface of the cladding, can increase the maximum permissible burnup and maximum permissible temperature of the metallic fuel slug for fast reactors so as to prolong the its lifecycle in the fast reactors, thus increasing economic efficiency. Also, the fuel rod is manufactured in a simpler manner compared to the existing method, in which a metal liner is formed, and the disclosed method enables the cladding of the fuel rod to be manufactured in an easy and cost-effective way.
    Type: Application
    Filed: April 28, 2008
    Publication date: June 4, 2009
    Applicants: Korea Atomic Energy Research Institute, Korea Hydro and Nuclear Power Co., Ltd.
    Inventors: Chan Bock Lee, Jong-Hyuk Baek, Byoung-Oon Lee, Jin-Sik Cheon, Ho Jin Ryu, Jun Hwan Kim, Sung Ho Kim, Tae-Kyu Kim, Woo-Gon Kim, Chong-Tak Lee, Ki-Hwan Kim, Young-Mo Ko, Yoon-Myeong Woo, Seok-Jin Oh, Dohee Hahn
  • Publication number: 20080194097
    Abstract: A method of reworking a semiconductor substrate and a method of forming a pattern of semiconductor device using the same without damage to an organic anti-reflective coating (ARC) is provided. The method of reworking a semiconductor substrate includes forming a photoresist pattern on a substrate having the organic ARC formed thereon. An entire surface of the substrate having the photoresist pattern formed thereon may be exposed when a defect is present in the photoresist pattern. The entire-surface-exposed photoresist pattern may be removed by performing a developing process without damage to the organic ARC.
    Type: Application
    Filed: February 6, 2008
    Publication date: August 14, 2008
    Inventors: Eun-Sung Kim, Tae-Kyu Kim, Seok-Hwan Oh
  • Publication number: 20080133984
    Abstract: The present invention discloses a method for inspecting the electrical performance of a flash memory cell, which comprises: performing electron-storage programming on a flash memory cell for a pre-determined period; screening out flash memory cells that reach a specified reference value as a mother batch of flash memory cells that meet the preliminary requirement, by measuring the threshold voltage; then performing a second electron-storage programming on the flash memory cells screened out for a certain time period; baking these flash memory cells; and finally, measuring the threshold voltage of these baked flash memory cells again and determining whether the threshold voltage can still be maintained at or above the reference value, so that it can be determined ultimately whether the flash memory cells meet the electrical performance requirements.
    Type: Application
    Filed: October 29, 2007
    Publication date: June 5, 2008
    Applicant: Semiconductor Manufacturing International (Shanghai) Corporation
    Inventors: Tae Kyu Kim, Jong Woo Kim, Xianghua Ye
  • Publication number: 20070181232
    Abstract: Disclosed herein are a bake-hardenable high-strength cold-rolled steel sheet, a hot-dipped steel sheet thereof, and a method for manufacturing the same. The steel sheet comprises 0.0016˜0.01% of C; 0.1% or less of Si; 0.2˜1.5% of Mn; 0.05˜0.15% of P; 0.01% or less of S; 0.08˜0.5% of (soluble) Al; 0.0025% or less of N; 0.003˜0.1% of Nb; 0.003% of less of Ti; 0.01˜0.4% of Mo; 0.0005˜0.005% of B; and the balance of Fe and other unavoidable impurities, in terms of weight %. The steel sheet has fine AlN precipitates, and a grain size (ASTM No.) of 9 or more. The AlN precipitates have a grain size, which can suppress grain growth. The steel sheet has enhanced strength, bake hardenability, aging resistance, and secondary work embrittlement resistance.
    Type: Application
    Filed: March 22, 2005
    Publication date: August 9, 2007
    Applicant: POSCO
    Inventors: Seong-Ho Han, Tae-Kyu Kim, Sang-Ho Han, San-Kyung Ko, Kwang-Geun Chin, Hee-Jae Kang
  • Patent number: 7029509
    Abstract: The present invention relates to a CMP (chemical mechanical polishing) slurry composition and a method for planarizing a semiconductor device. The CMP composition comprises fumed silica, tetramethyl ammonium hydroxide, phosphates, fluorine compounds and deionized water. The method of planarizing comprises the steps of etching, subsequently laminating and polishing a semiconductor device by said CMP slurry composition.
    Type: Grant
    Filed: February 5, 2001
    Date of Patent: April 18, 2006
    Assignee: Dongbuanam Semiconductor Inc.
    Inventors: Sang-Yong Kim, Kwang-Ha Suh, Tae-Kyu Kim, Hwi-Jin Kim
  • Publication number: 20040020134
    Abstract: The present invention relates to a CMP (chemical mechanical polishing) slurry composition and a method for planarizing a semiconductor device. The CMP composition comprises fumed silica, tetramethyl ammonium hydroxide, phosphates, fluorine compounds and deionized water. The method of planarizing comprises the steps of etching, subsequently laminating and polishing a semiconductor device by said CMP slurry composition.
    Type: Application
    Filed: April 11, 2003
    Publication date: February 5, 2004
    Inventors: Sang-Yong Kim, Kwang-Ha Suh, Tae-Kyu Kim, Hwi-Jin Kim
  • Publication number: 20040016042
    Abstract: This invention is a golf apparatus for protecting the golfer from increment weather. The golf apparatus combines the covering or shield with a detachable glove. The covering or shield includes an opening that is elastic for allowing the gloved hand to be revealed for adjusting the gloved hand to the club. After the gloved hand grips the club, the parallel slit allows the palm area of the ungloved hand to extent through the slit area to facilitate proper alignment of the hands.
    Type: Application
    Filed: July 23, 2002
    Publication date: January 29, 2004
    Inventor: Tae Kyu Kim
  • Patent number: 6674227
    Abstract: There is provided an electron gun for a cathode-ray tube, comprising a triode having a control electrode and an accelerating electrode for controlling the amount of electron beams emitted from a plurality of cathodes and accelerating the electron beams, a front focusing lens part configured of a plurality of electrodes focusing and accelerating a predetermined amount of the electron beams, and a main lens part configured of a plurality of electrodes for focusing the electron beams on a screen, in which the diameter of beam passage hole of the accelerating electrode of the triode corresponds to 140-220% of that of the control electrode. The thickness of the control electrode corresponds to 20-30% of the diameter of beam passage hole of the control electrode, and the distance between the control electrode and the accelerating electrode corresponds to 40-80% of the beam passage hole diameter of the control electrode.
    Type: Grant
    Filed: June 12, 2001
    Date of Patent: January 6, 2004
    Assignee: LG Electronics Inc.
    Inventors: Tae-Kyu Kim, Hyun-Cheol Kim
  • Patent number: 6650039
    Abstract: An electron gun is provided for a color CRT having a triode for emitting, controlling, and accelerating R, G, B beams, and main lens forming electrodes for focusing the R, G, B beams emitted from the triode onto a screen. The electron gun includes first dynamic quadrupole lens forming electrodes for providing a vertical focusing action and a horizontal focusing action to be applied to the R, G, B beams such that the vertical focusing action is different from the horizontal focusing action, and second dynamic quadrupole lens forming electrodes for providing horizontal/vertical focusing actions to be applied to the R, B beams, side beams, and horizontal/vertical focusing actions to be applied to the G beam, a center beam, the horizontal/vertical focusing actions to be applied to the R, B beams being different from the horizontal/vertical focusing actions to be applied to the G beam.
    Type: Grant
    Filed: June 9, 2000
    Date of Patent: November 18, 2003
    Assignee: LG Electronics Inc.
    Inventors: Tae Kyu Kim, Hyun Cheol Kim
  • Patent number: 6627105
    Abstract: There is disclosed a method of fabricating a piezoelectric ceramics. It can obtain a small grain size and a fine grain phase by forming a combined powder being major components, stirring the combined powder with (COOH)2 water solution, dropping a Pb(NO3)2 water solution into the stirred powder, and forming a PZT powder by calcinations and sintering processes.
    Type: Grant
    Filed: November 27, 2000
    Date of Patent: September 30, 2003
    Assignee: Shin & Kim
    Inventors: Tae Kyu Kim, Jum Soo Kim, Mun Hwa Lee, Jong Woo Kim