Patents by Inventor Jung Hwan Lee

Jung Hwan 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).

  • Publication number: 20140302311
    Abstract: Provided is a resin composition for an under coat of an UV coating layer and a coated steel sheet using the resin composition. The coated steel sheet comprises a material steel sheet; an under coat layer including a cured product of a resin composition for the under coat layer which contains a main resin and a metal powder, the under coat layer being formed on one side or both sides of the material steel sheet; and a top coat layer formed on the under coat layer and containing a radical compound, thereby providing a superior appearance, scratch resistance, corrosion resistance and superior weldability.
    Type: Application
    Filed: October 25, 2012
    Publication date: October 9, 2014
    Inventors: Hye Jin Yoo, Jin Ho Jung, Jung Su Kim, Bong Woo Ha, Chang Se Byeon, Jung Hwan Lee, Jong-Sang Kim, Jin Tae Kim
  • Patent number: 8829682
    Abstract: Semiconductor devices and methods of fabricating the same are provided. The semiconductor device may include interconnections extending in a first direction on a substrate and spaced apart from each other in a second direction perpendicular to the first direction, barrier dielectric patterns disposed on top surfaces of the interconnections, respectively, and an upper interlayer dielectric layer disposed on the interconnection. Respective air gaps are disposed between adjacent ones of the interconnections.
    Type: Grant
    Filed: February 27, 2013
    Date of Patent: September 9, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jeeyong Kim, Hyunchul Back, Jung-Hwan Lee, Hyunmin Lee
  • Patent number: 8817223
    Abstract: Disclosed is a flexible display device capable of forming a display device on a glass substrate and simultaneously ensuring flexibility, and a fabrication method thereof, the method including preparing a glass substrate having a display region and a non-display region defined on a front surface thereof, forming a display device on the display region defined on the front surface of the glass substrate, preparing a metal foil substrate, bonding the metal foil substrate to the glass substrate such that a front surface of the metal foil substrate faces the front surface of the glass substrate so as to seal the display device, attaching a first passivation film on a region of a rear surface of the glass substrate, the region corresponding to a part or all of the non-display region defined on the front surface of the glass substrate, and attaching a second passivation film on an entire rear surface of the metal foil substrate, performing a first etching with respect to the display region of the rear surface of the
    Type: Grant
    Filed: November 23, 2010
    Date of Patent: August 26, 2014
    Assignee: LG Display Co., Ltd.
    Inventors: Jae-Young Lee, Jung-Hwan Lee
  • Publication number: 20140213636
    Abstract: Improved G-rich oligonucleotide (GRO) aptamers specific to nucleolin, a method of preparing the aptamers, and a use of the aptamers for diagnosing and/or treating a nucleolin-associated disease, are provided.
    Type: Application
    Filed: September 24, 2013
    Publication date: July 31, 2014
    Applicant: POSTECH ACADEMY-INDUSTRY FOUNDATION
    Inventors: JUNG HWAN LEE, SOON HAG KIM, MI-JIN KWON, HYUNGU KANG, SUNG HO RYU, JONG IN KIM, YOUNDONG KIM, YOUNG CHAN CHAE, SUNG KEY JANG, JONG HUN IM, SUN HAK LEE, HYE JUNG LEE, EUN JUNG JANG, KI SEOK KIM
  • Patent number: 8785132
    Abstract: The present invention provides methods for identifying the plurality of aptamers that bind to different sites of a target molecule and methods for using the same, for example, in sandwich assays. In particular, the plurality of aptamers binding to different sites of the target molecules is identified from a library of aptamers identified from the same SELEX process.
    Type: Grant
    Filed: April 22, 2011
    Date of Patent: July 22, 2014
    Assignee: Postech Academy-Industry Foundation
    Inventors: Young-Chan Chae, Youn-Dong Kim, Jung-Hwan Lee, Ki-Seok Kim, Dong-II Han, Bum-Su Park, Seung-Jin Lee, Jong-Hun Im, Jong-In Kim, Sung-Ho Ryu, Sung-Key Jang
  • Patent number: 8766686
    Abstract: A semiconductor device includes a delay locked loop (DLL) configured to generate a DLL clock signal by delaying a reference clock signal in response to a second delay amount tracked using a first delay amount as an initial delay amount, and track the second delay amount again by adjusting the first delay amount in response to a reset signal, and a DLL controller configured to activate the reset signal when the second delay amount deviates from a given range.
    Type: Grant
    Filed: September 5, 2012
    Date of Patent: July 1, 2014
    Assignee: SK Hynix Inc.
    Inventor: Jung-Hwan Lee
  • Patent number: 8767481
    Abstract: A nonvolatile memory device includes a page buffer unit configured to include a plurality of page buffers coupled to the respective bit lines; a pass/fail circuit coupled to the page buffer unit and configured to perform a pass/fail check operation by comparing the amount of current, varying according to verify data stored in the plurality of page buffers, with an amount of reference current corresponding to the number of allowed error correction code bits; and a masking circuit configured to preclude the pass/fail check operation by coupling a ground terminal to sense nodes coupled to the remaining page buffers, respectively, other than page buffers corresponding to column addresses having the identical upper bits as an input column address.
    Type: Grant
    Filed: October 10, 2012
    Date of Patent: July 1, 2014
    Assignee: SK Hynix Inc.
    Inventors: Myung Cho, Seong Je Park, Jung Hwan Lee, Ji Hwan Kim, Beom Seok Hah
  • Patent number: 8760385
    Abstract: A liquid crystal display device capable of improving a contrast ratio and of reducing a halo phenomenon with low power consumption and a method for local dimming driving the same are disclosed. A method for local dimming driving a liquid crystal display includes determining a local dimming value for each of light-emitting blocks based on analyzing input image data by the unit of light-emitting block provided in a backlight unit; determining a halo degree by analyzing a total light quantity of black pixels having black gradations in the input image data; adjusting the number of spatial filtering repetitions based on the determined halo degree; compensating the local dimming value by performing spatial filtering for the local dimming value an adjusted number of times; and controlling brightness of the backlight unit for each of the blocks by using the compensated local dimming value.
    Type: Grant
    Filed: July 7, 2011
    Date of Patent: June 24, 2014
    Assignee: LG Display Co., Ltd.
    Inventors: Kyung-Joon Kwon, Dong-Woo Kim, Hee-Won Ahn, Jung-Hwan Lee
  • Patent number: 8751840
    Abstract: The present invention relates to a computer providing a motion picture mode including at least one storage unit configured to store system state information when the computer enters the motion picture mode and to store motion picture data, the storage unit including a random access memory (RAM) and a hard disk drive (HDD), a graphic processing unit configured to process image data and to display processed data on a screen, an audio outputting unit configured to process and output audio signals, and a control unit configured to control modules included in the computer and a system mode of the computer. The control unit is configured to determine whether conditions for entering the motion picture mode have been satisfied, and to change the system mode to the motion picture mode if the conditions for the motion picture mode are satisfied.
    Type: Grant
    Filed: October 10, 2008
    Date of Patent: June 10, 2014
    Assignee: LG Electronics Inc.
    Inventor: Jung-Hwan Lee
  • Patent number: 8750048
    Abstract: A memory includes at least one first flag cell configured to store first flag data, at least one second flag cell configured to store second flag data, at least one first sensing node having a voltage level determined by the first flag data of the first flag cell, at least one second sensing having a voltage level determined by the second flag data of the second flag cell, a selection circuit configured to select the first sensing node or the second sensing node in response to a flag address; and a determination circuit having an internal node through which current corresponding to a voltage level of a selected sensing node flows and configured to determine a logic value of flag data corresponding to the selected sensing node among the first and second flag data by using an amount of current flowing through the internal node.
    Type: Grant
    Filed: September 21, 2011
    Date of Patent: June 10, 2014
    Assignee: Hynix Semiconductor Inc.
    Inventors: Myung Cho, Seong-Je Park, Jung-Hwan Lee, Ji-Hwan Kim, Beom-Seok Hah
  • Patent number: 8743623
    Abstract: Methods and apparatus are disclosed, including an apparatus that has a memory cell array with a memory cell selectively coupled to a bit line. A control circuit is configured to provide a control signal. A voltage generator is configured to provide a sense signal and a precharge signal in response to the control signal. The apparatus further includes a page buffer configured to provide a bit line voltage to the bit line based on the sense signal and the precharge signal, to thereby control a programming of the memory cell.
    Type: Grant
    Filed: August 1, 2011
    Date of Patent: June 3, 2014
    Assignee: Micron Technology, Inc.
    Inventors: Myung Cho, Seong Je Park, Jung Hwan Lee
  • Publication number: 20140093886
    Abstract: Improved G-rich oligonucleotide (GRO) aptamers specific to nucleolin, a method of preparing the aptamers, and a use of the aptamers for diagnosing and/or treating a nucleolin-associated disease, are provided.
    Type: Application
    Filed: September 24, 2013
    Publication date: April 3, 2014
    Applicant: POSTECH ACADEMY-INDUSTRY FOUNDATION
    Inventors: JUNG HWAN LEE, SOON HAG KIM, MI-JIN KWON, HYUNGU KANG, SUNG HO RYU, JONG IN KIM, YOUNDONG KIM, YOUNG CHAN CHAE, SUNG KEY JANG, JONG HUN IM, SUN HAK LEE, HYE JUNG LEE, EUN JUNG JANG, KI SEOK KIM
  • Patent number: 8686786
    Abstract: A semiconductor device includes: a first driving voltage generation unit configured to generate a first driving voltage; a fuse unit coupled between an output node for receiving the first driving voltage and a fuse state sensing node; a driving unit configured to drive the fuse state sensing node with a second driving voltage in response to a control signal; a voltage level control unit configured to generate a voltage level control signal in response to a fuse state sensing signal that corresponds to a voltage level of the fuse state sensing node; and a second driving voltage generation unit configured to control and output a voltage level of the second driving voltage in response to the voltage level control signal. The semiconductor device repeatedly performs a rupture operation by monitoring a fuse state sensing signal.
    Type: Grant
    Filed: August 17, 2012
    Date of Patent: April 1, 2014
    Assignee: SK Hynix Inc.
    Inventors: Mun-Phil Park, Jung-Hwan Lee
  • Patent number: 8665298
    Abstract: Disclosed is a method for analyzing a light profile of a light source includes driving a light source of one of a plurality of blocks which divide a backlight unit, setting a light analyzing region matched to one light emission region of the light source, dividing the light analyzing region into at least two symmetric regions considering a form of the light emission region and symmetry of the light emission region, and analyzing and storing a light profile of one of the at least two symmetric regions.
    Type: Grant
    Filed: September 16, 2010
    Date of Patent: March 4, 2014
    Assignee: LG Display Co., Ltd.
    Inventors: Hee-Jung Hong, Eui-Yeol Oh, Si-Hoon Lee, Jung-Hwan Lee
  • Patent number: 8654052
    Abstract: The present invention provides method and device for driving local dimming in a liquid crystal display device which enables adaptive application of a gradation roll-off according to an image characteristic.
    Type: Grant
    Filed: July 7, 2011
    Date of Patent: February 18, 2014
    Assignee: LG Display Co., Ltd.
    Inventors: Jung-Hwan Lee, Kyung-Joon Kwon, Dong-Woo Kim, Hee-Won Ahn
  • Publication number: 20140035033
    Abstract: A semiconductor device and a fabrication method thereof are provided. The semiconductor device includes a P type well region and an N type well region formed in a substrate, a gate insulating layer having a non-uniform thickness and formed on the P type well region and the N type well region, a gate electrode formed on the gate insulating layer, a P type well pick-up region formed in the P type well region, and a field relief oxide layer formed in the N type well region between the gate electrode and the drain region.
    Type: Application
    Filed: May 2, 2013
    Publication date: February 6, 2014
    Applicant: MAGNACHIP SEMICONDUCTOR, LTD.
    Inventors: Min Gyu LIM, Jung Hwan LEE, Yi Sun CHUNG
  • Publication number: 20140036604
    Abstract: A nonvolatile memory device including a memory cell arranged at a region where a word line and a bit line cross each other; a control signal generator configured to be enabled while the nonvolatile memory device operates in a test mode, and generate control signals which are not provided from an external device, based on a reference signal provided from the external device; and a control logic configured to control an operation for the memory cell according to the generated control signals.
    Type: Application
    Filed: December 13, 2012
    Publication date: February 6, 2014
    Applicant: SK HYNIX INC.
    Inventors: Beom Seok HAH, Jung Hwan LEE, Ji Hwan KIM, Myung CHO
  • Publication number: 20140015574
    Abstract: A semiconductor device includes a delay locked loop (DLL) configured to generate a DLL clock signal by delaying a reference clock signal in response to a second delay amount tracked using a first delay amount as an initial delay amount, and track the second delay amount again by adjusting the first delay amount in response to a reset signal, and a DLL controller configured to activate the reset signal when the second delay amount deviates from a given range.
    Type: Application
    Filed: September 5, 2012
    Publication date: January 16, 2014
    Inventor: Jung-Hwan LEE
  • Patent number: D704909
    Type: Grant
    Filed: February 2, 2012
    Date of Patent: May 13, 2014
    Assignee: LG Electronics Inc.
    Inventors: Ho Il Jeon, Jung Hwan Lee, On Kim, Ne Rry Son, Ye Ji Um
  • Patent number: D714502
    Type: Grant
    Filed: February 2, 2012
    Date of Patent: September 30, 2014
    Assignee: LG Electronics Inc.
    Inventors: Ho Il Jeon, Jung Hwan Lee, On Kim, Ne Rry Son, Ye Ji Um