Patents by Inventor Dong-ju Kim

Dong-ju 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).

  • Patent number: 11245141
    Abstract: A secondary battery module includes a plurality of pouch type secondary batteries stacked in parallel, and a cooling plate configured to cool the plurality of stacked pouch type secondary batteries, wherein each of the pouch type secondary batteries includes a sealing portion and a close contact portion formed by an exterior material in an outer periphery thereof, the sealing portion is formed at three of four sides of the pouch type secondary battery and the close contact portion is formed at the other side of the pouch type secondary battery, an extending portion protruding in a direction perpendicular to the close contact portion is formed at a portion of the sealing portion adjacent to the close contact portion, and the cooling plate is brought into contact with the close contact portions of the plurality of stacked pouch type secondary batteries and cools the close contact portions.
    Type: Grant
    Filed: April 11, 2019
    Date of Patent: February 8, 2022
    Assignee: SK INNOVATION CO., LTD.
    Inventors: Seung Hoon Ju, Kwan Yong Kim, Dong Ju Kim, Sung Yeop Kim, Jin Go Kim, Tae Il Kim, Seung Noh Lee
  • Patent number: 11244645
    Abstract: A display device includes a display panel and a level shifter. The display panel displays images. The level shifter includes a signal pad through which a clock signal to drive the display panel is output and a reverse signal pad through which a reverse clock signal different from the clock signal is output, and the reverse signal pad is in an electrically floated state.
    Type: Grant
    Filed: July 15, 2020
    Date of Patent: February 8, 2022
    Assignee: LG Display Co., Ltd
    Inventors: Se-Dong Park, Soon-Dong Cho, Dong-Ju Kim, Hee-Jung Hong, Jung-Jae Kim
  • Publication number: 20220028667
    Abstract: A method for using a fixture system and a fixture system for holding workpieces or parts to be treated by a plasma assisted vacuum process, the fixture system including magnetic means which generate a magnetic field with a magnetic force which is high enough for holding the workpiece or part. The magnetic means of the fixture system are designed and arranged in such a manner that magnetic field lines of the generated magnetic field are largely confined to the space including the fixture system and the body of the workpiece or part, so that a generation of unintended plasma inhomogeneities caused by the magnetic field lines is avoided.
    Type: Application
    Filed: September 10, 2021
    Publication date: January 27, 2022
    Inventors: Dong-Ju Kim, Christian Keplinger, Armin Vester, Jurgen Becker
  • Patent number: 11222598
    Abstract: The present disclosure discloses a display driving device capable of reducing a chip area and a data transmission time and a display device including the same. The display driving device includes a first source driver and a second source driver. Each of the first source driver and the second source driver may include a sensing circuit configured to sample and hold input signals of a multi-channel, a multiplexer configured to transmit the input signals held by the sensing circuit, an analog-to-digital converter configured to convert, into digital data, the input signals received from the multiplexer, and a transmission circuit configured to transmit the digital data to a timing controller through a bus lane. The sensing circuit of the second source driver may hold the input signals while the first source driver transmits the digital data.
    Type: Grant
    Filed: November 20, 2020
    Date of Patent: January 11, 2022
    Assignee: Silicon Works Co., Ltd.
    Inventors: Won Kim, Young Bok Kim, Dong Ju Kim
  • Publication number: 20210408635
    Abstract: A degassing system of a pouch for a secondary battery is provided. In the degassing system, after inhaling gas regardless of the size of a cell pocket, the gas may be processed, and the convenience of work may be increased by setting the period of degassing time or the amount of gas to be discharged according to the size of a pouch, and an abnormality in a suction line for degassing may be automatically detected according to a comparison value by comparing the amount of discharged gas with a reference value preset by each pouch size.
    Type: Application
    Filed: June 22, 2021
    Publication date: December 30, 2021
    Inventors: Jae Gyu BYUN, Dong Ju KIM, Jin Go KIM, Seung Noh LEE, Taek Eon JEONG, Deok Kun KIM, Kang Min LEE
  • Patent number: 11200841
    Abstract: A driver of a display device is disclosed. In order to solve a signal processing error likely to occur in an analog-digital converter which processes a pixel sensing signal provided from a pixel of a display panel, the pixel sensing signal is converted, or an input range of the analog-digital converter is corrected.
    Type: Grant
    Filed: November 7, 2018
    Date of Patent: December 14, 2021
    Assignee: Silicon Works Co., Ltd.
    Inventors: Dong Ju Kim, Won Kim, Jeong Hoon Choi, Jung Bae Yun, Jeung Hie Choi
  • Publication number: 20210367306
    Abstract: A degassing device of a pouch for a secondary battery and a degassing device using the same are provided. The degassing apparatus includes a separation unit including an adsorption plate adsorbing at least one surface of the pouch, and forming a space inside of the pouch by pulling the adsorption plate, and a gas removal unit installed on the adsorption plate, piercing the pouch with a needle having a gas discharge path therein, and removing gas from the pouch through the gas discharge path.
    Type: Application
    Filed: May 21, 2021
    Publication date: November 25, 2021
    Inventors: Jae Gyu BYUN, Dong Ju KIM, Jin Go KIM, Seung Noh LEE, Taek Eon JEONG, Deok Kun KIM, Kang Min LEE
  • Patent number: 11131024
    Abstract: A method for using a fixture system and a fixture system for holding workpieces or parts to be treated by a plasma assisted vacuum process, the fixture system including magnetic means which generate a magnetic field with a magnetic force which is high enough for holding the workpiece or part. The magnetic means of the fixture system are designed and arranged in such a manner that magnetic field lines of the generated magnetic field are largely confined to the space including the fixture system and the body of the workpiece or part, so that a generation of unintended plasma inhomogeneities caused by the magnetic field lines is avoided.
    Type: Grant
    Filed: February 15, 2016
    Date of Patent: September 28, 2021
    Assignee: OERLIKON SURFACE SOLUTIONS AG, PFÄFFIKON
    Inventors: Dong-Ju Kim, Christian Keplinger, Armin Vester, Jurgen Becker
  • Publication number: 20210264029
    Abstract: Provided are a method and an apparatus for analyzing a malicious code by accurately and rapidly analyzing source code extracted from a set of a plurality of malicious codes, calculating a first degree of complexity of each of a plurality of malicious code binaries, select a root binary initially generated, by using the calculated first degree of complexity, and inferring an evolutionary order of the plurality of malicious code binaries, except for the root binary, based on the calculated first degree of complexity and a degree of distance between the plurality of malicious code binaries.
    Type: Application
    Filed: September 30, 2020
    Publication date: August 26, 2021
    Inventors: Chan Gon YOO, Dong Ju KIM, Ji Hae AHN, Jung Ho LIM
  • Publication number: 20210257683
    Abstract: An apparatus for degassing a battery cell includes: a gas suction portion providing negative pressure; a first tubular member connected to the gas suction portion, and having at least one suction port formed in a radial direction; a second tubular member connected to the gas suction portion, and provided to be coupled to the first tubular member; and a hemispherical cover coupled to the first tubular member and the second tubular member, respectively, wherein the hemispherical cover includes a first cover coupled to the first tubular member and a second cover coupled to the second tubular member, when the first tubular member and the second tubular member and are coupled, the first cover and the second cover may be disposed such that openings face each other, and the suction port may be disposed between the first cover and the second cover.
    Type: Application
    Filed: January 15, 2021
    Publication date: August 19, 2021
    Inventors: Sun Min Park, Dong Ju Kim, Ji Won Na
  • Patent number: 11094280
    Abstract: The present disclosure relates to a level shifter and a display device using the same, and the level shifter includes a first transistor configured to increase a voltage of an output signal, a second transistor configured to lower a voltage of the output signal, a first driver configured to vary a gate voltage of the first transistor in response to a first Vgs signal being varied within a transition time of the output signal, and a second driver configured to vary a gate voltage of the second transistor in response to a second Vgs signal being varied within a transition time of the output signal.
    Type: Grant
    Filed: July 16, 2020
    Date of Patent: August 17, 2021
    Assignee: LG Display Co., Ltd.
    Inventors: Hoon Jang, Juno Hur, Dong Ju Kim, Soon Dong Cho
  • Publication number: 20210158762
    Abstract: The present disclosure discloses a display driving device capable of reducing a chip area and a data transmission time and a display device including the same. The display driving device includes a first source driver and a second source driver. Each of the first source driver and the second source driver may include a sensing circuit configured to sample and hold input signals of a multi-channel, a multiplexer configured to transmit the input signals held by the sensing circuit, an analog-to-digital converter configured to convert, into digital data, the input signals received from the multiplexer, and a transmission circuit configured to transmit the digital data to a timing controller through a bus lane. The sensing circuit of the second source driver may hold the input signals while the first source driver transmits the digital data.
    Type: Application
    Filed: November 20, 2020
    Publication date: May 27, 2021
    Applicant: Silicon Works Co., Ltd.
    Inventors: Won Kim, Young Bok Kim, Dong Ju Kim
  • Publication number: 20210158738
    Abstract: Provided area sensing circuit capable of accurately sensing characteristics of pixels and a source driver including the same. The sensing circuit may include multiple channels configured to receive a plurality of input signals from a display panel and a sampling circuit configured to sample the plurality of input signals received through the multiple channels and scale a plurality of sampling signals. The sampling circuit may sample the plurality of input signals at the same first time, and may scale the plurality of sampling signals at the same second time.
    Type: Application
    Filed: November 20, 2020
    Publication date: May 27, 2021
    Applicant: Silicon Works Co., Ltd.
    Inventors: Dong Ju Kim, Ji Su Son, Won Kim
  • Patent number: 11004370
    Abstract: A source driver integrated circuit of the present invention comprises: a sensing circuit for receiving a sensing signal for pixels through a sensing line connected to the pixels, converting the sensing signal so as to generate sensing data, and generating a fault signal if an abnormal signal that exceeds an input range is received from the sensing line; and a data driving circuit for receiving, from the data processing circuit, image data which is processed to be compensated according to the sensing data and a data control signal in which the fault signal is reflected, converting the image data so as to generate data voltage, and controlling supply of the data voltage to the pixels according to the data control signal.
    Type: Grant
    Filed: July 5, 2018
    Date of Patent: May 11, 2021
    Assignee: SILICON WORKS CO., LTD.
    Inventors: Jeong Hoon Choi, Dong Ju Kim, Su Hun Yang, Jung Bae Yun, Jeung Hie Choi
  • Publication number: 20210020137
    Abstract: The present disclosure relates to a level shifter and a display device using the same, and the level shifter includes a first transistor configured to increase a voltage of an output signal, a second transistor configured to lower a voltage of the output signal, a first driver configured to vary a gate voltage of the first transistor in response to a first Vgs signal being varied within a transition time of the output signal, and a second driver configured to vary a gate voltage of the second transistor in response to a second Vgs signal being varied within a transition time of the output signal.
    Type: Application
    Filed: July 16, 2020
    Publication date: January 21, 2021
    Applicant: LG Display Co., Ltd.
    Inventors: Hoon JANG, Juno HUR, Dong Ju KIM, Soon Dong CHO
  • Publication number: 20210020134
    Abstract: A display device includes a display panel and a level shifter. The display panel displays images. The level shifter includes a signal pad through which a clock signal to drive the display panel is output and a reverse signal pad through which a reverse clock signal different from the clock signal is output, and the reverse signal pad is in an electrically floated state.
    Type: Application
    Filed: July 15, 2020
    Publication date: January 21, 2021
    Applicant: LG Display Co., Ltd.
    Inventors: Se-Dong PARK, Soon-Dong CHO, Dong-Ju KIM, Hee-Jung HONG, Jung-Jae KIM
  • Publication number: 20200343575
    Abstract: A battery cell includes an electrode assembly; a case comprising an accommodation portion accommodating the electrode assembly and a sealing portion formed on a periphery of the accommodation portion; and a fixing member disposed between the accommodation portion and the sealing portion to adhere each other; wherein the fixing member comprises a core layer, and an adhesive layer is stacked on both surfaces of the core layer.
    Type: Application
    Filed: March 25, 2019
    Publication date: October 29, 2020
    Inventors: Jin-Go KIM, Dong-Ju KIM, Seung-Noh LEE
  • Publication number: 20200328448
    Abstract: Provided is a superwide pouch type secondary battery comprising an electrode assembly including a cathode plate, an anode plate, and a separator; a pouch surrounding the electrode assembly; and electrode tabs connected to both ends of the electrode assembly and protruding outward of the pouch, wherein the electrode tabs connected to the both ends of the electrode assembly include one or more cathode tabs and anode tabs, respectively, and width of battery cell is more than 4 times longer than height of battery cell such that loading efficiency of the pouch type secondary battery into a vehicle and an energy density may be improved without increasing an internal electrode.
    Type: Application
    Filed: April 14, 2020
    Publication date: October 15, 2020
    Inventors: Dong Ju KIM, Jin Go KIM, Bo Hyun LEE
  • Publication number: 20200273403
    Abstract: A driver of a display device is disclosed. In order to solve a signal processing error likely to occur in an analog-digital converter which processes a pixel sensing signal provided from a pixel of a display panel, the pixel sensing signal is converted, or an input range of the analog-digital converter is corrected.
    Type: Application
    Filed: November 7, 2018
    Publication date: August 27, 2020
    Applicant: Silicon Works Co., Ltd.
    Inventors: Dong Ju Kim, Won Kim, Jeong Hoon Choi, Jung Bae Yun, Jeung Hie Choi
  • Patent number: 10726787
    Abstract: A chip on film and a display device including the same selectively outputs gate transmission signals and data outputs to reduce the number of output pads in a data driving IC. The COF includes first to third groups of data input pads, gate input pads, and output pads. A data driving IC includes first to third groups of output buffers, a first switchable output unit configured to selectively supply gate transmission signals and an output of the first group of output buffers to the first group of output pads, and a second switchable output unit configured to selectively supply the gate transmission signals and an output of the third group of output buffers to the third group of output pads. An output of the second group of output buffers is supplied to the second group of output pads between the first and the third groups of output pads.
    Type: Grant
    Filed: December 7, 2018
    Date of Patent: July 28, 2020
    Assignee: LG Display Co., Ltd.
    Inventors: Soon-Dong Cho, Jae-Won Han, Jun-O Hur, Dong-Ju Kim