Patents by Inventor Won-Wook Jung

Won-Wook Jung 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: 20200244068
    Abstract: The present disclosure relates to an over-voltage prevention apparatus and method of a distribution line connected with a distributed generator, which sets a range of a dispatched voltage based on a current voltage of a Pole Mounted Automatic Voltage Regulator (PVR) and a voltage at a connection point of a distributed generator to control so that the dispatched voltage is output within the corresponding range.
    Type: Application
    Filed: January 30, 2020
    Publication date: July 30, 2020
    Inventors: Won Wook Jung, Koong Won Nam, Jong Nam Weon, Chang Hoon Shin, Seong Soo Cho
  • Patent number: 10706652
    Abstract: An input device includes a touch pad may include a transmissive material, a touch detector disposed at a rear portion of the touch pad, a printed circuit board connected to the touch detector, and a plurality of light emitting devices mounted on the printed circuit board, wherein a plurality of input elements is provided on a back surface of the touch detector. Each input element has at least two symbols that are formed in overlap with each other and in mutually different colors.
    Type: Grant
    Filed: May 21, 2019
    Date of Patent: July 7, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation, LS Automotive Technologies Co., Ltd.
    Inventors: Hye Kyung Kim, Sung Sik Choi, Dae Ig Jung, Young Ju Lee, Keon Soo Jin, Dae Wook Kwon, Min Seok Kwon, Won Lee, Moon Soo Kim
  • Patent number: 10622811
    Abstract: Disclosed in a stand-alone micro-grid autonomous control system including: at least one battery system directly changing a reference frequency thereof according to a charge amount, and providing power having the changed reference frequency; at least one power generator measuring the reference frequency from the power provided form the at least one battery system, and starting generating power or stopping generating power based on the measured reference frequency; and at least one load measuring the reference frequency from the power provided from the battery system, and performing a synchronization operation or a synchronization releasing operation based on the measured reference frequency.
    Type: Grant
    Filed: July 14, 2016
    Date of Patent: April 14, 2020
    Assignee: Korea Electric Power Corporation
    Inventors: Won-Wook Jung, Cheol-Min Chu, Jung-Sung Park, Sang-Yun Yun, Seong-Chul Kwon, Jeong-Hun Kim
  • Patent number: 10525498
    Abstract: A slot coating apparatus having an improved coating bead region is disclosed. An embodiment of the invention provides a slot coating apparatus configured to coat a coating liquid containing a high concentration of particles over a substrate, where the slot coating apparatus includes: a first slot die that is arranged at a downstream side of the coating liquid; a second slot die that is arranged at an upstream side of the coating liquid and is positioned facing the first slot die; a coating bead cover that extends from one side of the first slot die along a movement direction of the substrate; and a pressure adjustment device that is disposed at the second slot die side and is configured to form a pressure gradient between the downstream and the upstream.
    Type: Grant
    Filed: June 29, 2018
    Date of Patent: January 7, 2020
    Assignee: Korea University Research and Businss Foundation
    Inventors: Hyun Wook Jung, Byoung Jin Chun, Kwan Young Lee, Jin Seok Park, Gi Wook Lee, Won Gi Ahn
  • Publication number: 20190280374
    Abstract: An antenna module includes a first connection member including at least one first wiring layer and at least one first insulating layer; an antenna package disposed on a first surface of the first connection member, and including a plurality of antenna members and a plurality of feed vias; an integrated circuit (IC) disposed on a second surface of the first connection member and electrically connected to the corresponding wire of at least one first wiring layer; and a second connection member including at least one second wiring layer electrically connected to the IC and at least one second insulating layer, and disposed between the first connection member and the IC, wherein the second connection member has a third surface facing the first connection member and having an area smaller than that of the second surface, and a fourth surface facing the IC.
    Type: Application
    Filed: August 24, 2018
    Publication date: September 12, 2019
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Doo Il KIM, Dae Kwon JUNG, Young Sik HUR, Won Wook SO, Yong Ho BAEK, Woo Jung CHOI
  • Publication number: 20190272694
    Abstract: An input device includes a touch pad may include a transmissive material, a touch detector disposed at a rear portion of the touch pad, a printed circuit board connected to the touch detector, and a plurality of light emitting devices mounted on the printed circuit board, wherein a plurality of input elements is provided on a back surface of the touch detector. Each input element has at least two symbols that are formed in overlap with each other and in mutually different colors.
    Type: Application
    Filed: May 21, 2019
    Publication date: September 5, 2019
    Applicants: Hyundai Motor Company, Kia Motors Corporation, LS Automotive Technologies Co., Ltd.
    Inventors: Hye Kyung KIM, Sung Sik CHOI, Dae Ig JUNG, Young Ju LEE, Keon Soo JIN, Dae Wook KWON, Min Seok KWON, Won LEE, Moon Soo KIM
  • Patent number: 10339742
    Abstract: An input device includes a touch pad may include a transmissive material, a touch detector disposed at a rear portion of the touch pad, a printed circuit board connected to the touch detector, and a plurality of light emitting devices mounted on the printed circuit board, wherein a plurality of input elements is provided on a back surface of the touch detector. Each input element has at least two symbols that are formed in overlap with each other and in mutually different colors.
    Type: Grant
    Filed: August 30, 2017
    Date of Patent: July 2, 2019
    Assignees: Hyundai Motor Company, Kia Motors Corporation, LS Automotive Technologies Co., Ltd.
    Inventors: Hye Kyung Kim, Sung Sik Choi, Dae Ig Jung, Young Ju Lee, Keon Soo Jin, Dae Wook Kwon, Min Seok Kwon, Won Lee, Moon Soo Kim
  • Publication number: 20190160485
    Abstract: A slot coating apparatus having an improved coating bead region is disclosed. An embodiment of the invention provides a slot coating apparatus configured to coat a coating liquid containing a high concentration of particles over a substrate, where the slot coating apparatus includes: a first slot die that is arranged at a downstream side of the coating liquid; a second slot die that is arranged at an upstream side of the coating liquid and is positioned facing the first slot die; a coating bead cover that extends from one side of the first slot die along a movement direction of the substrate; and a pressure adjustment device that is disposed at the second slot die side and is configured to form a pressure gradient between the downstream and the upstream.
    Type: Application
    Filed: June 29, 2018
    Publication date: May 30, 2019
    Applicant: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION
    Inventors: Hyun Wook JUNG, Byoung Jin Chun, Kwan Young Lee, Jin Seok Park, Gi Wook Lee, Won Gi Ahn
  • Publication number: 20180248374
    Abstract: Disclosed in a stand-alone micro-grid autonomous control system including: at least one battery system directly changing a reference frequency thereof according to a charge amount, and providing power having the changed reference frequency; at least one power generator measuring the reference frequency from the power provided form the at least one battery system, and starting generating power or stopping generating power based on the measured reference frequency; and at least one load measuring the reference frequency from the power provided from the battery system, and performing a synchronization operation or a synchronization releasing operation based on the measured reference frequency.
    Type: Application
    Filed: July 14, 2016
    Publication date: August 30, 2018
    Applicant: Korea Electric Power Corporation
    Inventors: Won-Wook JUNG, Cheol-Min CHU, Jung-Sung PARK, Sang-Yun YUN, Seong-Chul KWON, Jeong-Hun KIM
  • Patent number: 9997919
    Abstract: An apparatus for operating a distributed generator in connection with a power system includes an input unit which receives a parameter calculated using power system information and a voltage and a current at a point of common coupling with the distributed generator, with which the distributed generator is connected, a calculation unit which calculates an operating power factor instruction value and an active output instruction value using the parameter and the voltage and current at the point of common coupling with the distributed generator input to the input unit, and a control communication unit which determines and transmits the operating power factor instruction value and the active output instruction value according to the voltage at the point of common coupling with the distributed generator input to the input unit and an admissible voltage upper limit at the point of common coupling with the distributed generator to the distributed generator.
    Type: Grant
    Filed: September 27, 2013
    Date of Patent: June 12, 2018
    Assignee: KOREA ELECTRIC POWER CORPORATION
    Inventors: Seong Soo Cho, Won Wook Jung, Il Keun Song, Sang Ok Kim, Joon Ho Choi
  • Publication number: 20160072290
    Abstract: An apparatus for operating a distributed generator in connection with a power system includes an input unit which receives a parameter calculated using power system information and a voltage and a current at a point of common coupling with the distributed generator, with which the distributed generator is connected, a calculation unit which calculates an operating power factor instruction value and an active output instruction value using the parameter and the voltage and current at the point of common coupling with the distributed generator input to the input unit, and a control communication unit which determines and transmits the operating power factor instruction value and the active output instruction value according to the voltage at the point of common coupling with the distributed generator input to the input unit and an admissible voltage upper limit at the point of common coupling with the distributed generator to the distributed generator.
    Type: Application
    Filed: September 27, 2013
    Publication date: March 10, 2016
    Applicant: KOREA ELECTRIC POWER CORPORATION
    Inventors: Seong Soo CHO, Won Wook JUNG, Il Keun SONG, Sang Ok KIM, Joon Ho CHOI
  • Publication number: 20090086388
    Abstract: A control method for preventing malfunction of an over current ground relay is disclosed. The control method includes: determining directions of per-phase power flows by measuring the magnitudes and phases of per-phase voltages and currents in an electric power system; checking occurrence of a load fault or a power source fault using the determined directions of per-phase power flows; and controlling an over current ground relay (OCGR) or an over current relay (OCR) to transmit a trip signal to a circuit breaker, after, upon occurrence of a load fault, checking occurrence of a ground fault and checking occurrence of a short circuit fault, and, upon occurrence of a power source fault, checking occurrence of a short circuit fault without checking occurrence of a ground fault, by turning on or off the OCGR or the OCR according to occurrence of a ground fault or a short circuit fault.
    Type: Application
    Filed: September 10, 2008
    Publication date: April 2, 2009
    Inventors: Dong-Yeol Shin, Gi-Gab Yoon, Won-Wook Jung, Chang-Hoon Shin