Patents by Inventor Jung-il An

Jung-il An 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: 11254354
    Abstract: A motor control method for controlling a motor of an electric power assisted steering system includes: generating a low pass torque signal and a high pass torque signal, respectively; generating a low frequency assist torque signal using the low pass torque signal and the vehicle speed; generating a high frequency assist torque signal using a high pass torque signal and the vehicle speed; generating a torque command signal using a sum of the low frequency assist torque signal and the high frequency assist torque signal; and generating a voltage output signal for driving the motor using the torque command signal.
    Type: Grant
    Filed: June 28, 2018
    Date of Patent: February 22, 2022
    Assignee: ERAE AMS CO., LTD.
    Inventors: Jung Il Lee, Seung Ryong Baek, Sang Seob Lee
  • Patent number: 11231747
    Abstract: A display device is capable of substantially preventing damage to a display panel and a hinge portion, the display device including: a panel support portion including a first support portion, a second support portion, and a third support portion; a first hinge portion connecting the first support portion and the second support portion; a second hinge portion connecting the second support portion and the third support portion; a flexible display panel disposed on the panel support portion; and a hinge controller controlling each of the first hinge portion and the second hinge portion to be rotatable or unrotatable based on a first angle between the second support portion and the first support portion and a second angle between the second support portion and the third support portion.
    Type: Grant
    Filed: January 3, 2020
    Date of Patent: January 25, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Jung-il Lee
  • Publication number: 20210391615
    Abstract: A secondary battery according to the present invention comprises: an electrode assembly in which a first electrode, a separator, and a second electrode are alternately stacked and wound together; a can provided with an accommodation part that accommodates the electrode assembly therein, the can comprising a first can and a second can, which have cylindrical shapes opened in a direction facing each other; and an insulator configured to insulate an overlapping portion between the first can and the second can. The first can forms a first electrode terminal that directly contacts an end of the first electrode, and the second can forms a second electrode terminal that directly contacts an end of the second electrode.
    Type: Application
    Filed: October 1, 2019
    Publication date: December 16, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Ki Youn Kim, Jee Ho Kim, Myung Hoon Ko, Jung Il Park, Yong Tae Lee, Gyung Soo Kang
  • Publication number: 20210376392
    Abstract: A secondary battery comprises an electrode assembly including a first electrode, a separator, and a second electrode alternately stacked and wound about a central axis. A first non-coating portion that is not coated with an electrode active material protrudes farther than the separator in a first direction along the central axis and a second non-coating portion that is not coated with the electrode active material protrudes farther than the separator in a second, opposite direction along the central axis. The first non-coating portion contacts a first connection part disposed on an end of a first can of the battery, and the second non-coating portion contacts a second connection part disposed on an end of a second can. At least one of the first connection part or the second connection part comprises a protrusion having a shape protruding towards the electrode assembly.
    Type: Application
    Filed: October 1, 2019
    Publication date: December 2, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Jung Il Park, Jee Ho Kim, Yong Tae Lee, Myung Hoon Ko, Ki Youn Kim, Gyung Soo Kang
  • Patent number: 11171392
    Abstract: A battery module, which includes: a plurality of battery cells stacked on one another; and a bus bar assembly electrically connected to electrode leads of the plurality of battery cells, wherein the electrode leads of the plurality of battery cells are bent at least once to secure a predetermined length and are unbent at least partially due to inflation caused by swelling of the plurality of battery cells.
    Type: Grant
    Filed: December 4, 2019
    Date of Patent: November 9, 2021
    Assignee: LG CHEM, LTD.
    Inventors: In-Jae Gang, Jung-Il Park, Jong-Kyu Ahn
  • Publication number: 20210344087
    Abstract: A secondary battery comprises an electrode assembly, a can, and an insulator. The electrode assembly includes a first electrode, a separator, and a second electrode alternately stacked and wound. The can has an accommodation part accommodating the electrode assembly therein, and the can comprises a first can and a second can having cylindrical shapes open in a direction facing each other. The insulator insulates an overlapping portion between the first can and the second can. The first can is electrically connected to the first electrode, and the second can is electrically connected to the second electrode. The insulator has a short-circuit induction through-part defined by a through-hole or a cutoff line, such that a short circuit occurs between the first can and the second can through the short-circuit induction through-part when it is deformed in shape as heat or a pressure is applied to contract or expand the insulator.
    Type: Application
    Filed: October 4, 2019
    Publication date: November 4, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Gyung Soo Kang, Jee Ho Kim, Yong Tae Lee, Myung Hoon Ko, Jung Il Park, Ki Youn Kim
  • Publication number: 20210342122
    Abstract: A power software development platform may include a platform adapter configured to provide a connection environment for a plurality of communication devices each installed in a plurality of power facilities, a platform gateway configured to collect data through a plurality of power systems to which the plurality of communication devices are connected, a platform interface which provide a distribution service for the data collected by the platform gateway, a platform data hub configured to receive the data through the distribution service, verify the received data, and provide an access environment for the verified data to an application developer, an analysis abstraction service configured to convert a plurality of physical analysis engines into abstracted services and provide the abstracted services to the application developer, and an application gateway configured to receive an application from the application developer and provide the application to an application user.
    Type: Application
    Filed: January 15, 2018
    Publication date: November 4, 2021
    Inventors: Jung-Il LEE, Jun-Sung KIM, Hee-Jeong PARK, Ji-Kang SIN, Seung-Hwan CHOI
  • Publication number: 20210328610
    Abstract: A system for linearized-mixer interference mitigation includes first and second linearized frequency downconverters; a sampling analog interference filtering system that, in order to remove interference in the transmit band, filters the sampled BB transmit signal to generate a cleaned BB transmit signal; an analog interference canceller that transforms the cleaned BB transmit signal to a BB interference cancellation signal; and a first signal coupler that combines the BB interference cancellation signal and the BB receive signal in order to remove a first portion of receive-band interference.
    Type: Application
    Filed: June 28, 2021
    Publication date: October 21, 2021
    Inventors: Jung-Il Choi, Mayank Jain, Christian Hahn
  • Patent number: 11128329
    Abstract: A system for self-interference cancellation includes a frequency downconverter that decomposes a sampled RF transmit signal into an in-phase transmit signal and a quadrature transmit signal; a first analog vector modulator that scales the transmit signals to generate first scaled transmit signals; a second analog vector modulator that scales delayed transmit signals to generate second scaled transmit signals; a frequency upconverter that recomposes the scaled transmit signals into an RF self-interference cancellation signal; and a receive coupler that that combines the RF self-interference cancellation signal with a RF receive signal to reduce self-interference.
    Type: Grant
    Filed: August 28, 2020
    Date of Patent: September 21, 2021
    Assignee: Kumu Networks, Inc.
    Inventors: Wilhelm Steffen Hahn, Alfred Riddle, Ernie Landi, Dai Sieh, Jung-Il Choi, Mayank Jain
  • Publication number: 20210257652
    Abstract: A secondary battery having an electrode assembly in which a positive electrode, a separator, and a negative electrode are alternately stacked, and a can configured to accommodate the electrode assembly is provided. The negative electrode is disposed on an end of the electrode assembly in a direction of one side of the electrode assembly so that a negative electrode non-coating portion protrudes more than the separator with respect to a direction of a winding center axis of the electrode assembly. The positive electrode is disposed on an end of the electrode assembly in a direction of the other side of the electrode assembly so that a positive electrode non-coating portion protrudes more than the separator with respect to the direction of the winding center axis of the electrode assembly. The can includes a first can contacting the positive electrode and a second can contacting the negative electrode.
    Type: Application
    Filed: October 1, 2019
    Publication date: August 19, 2021
    Applicant: LG CHEM, LTD.
    Inventors: Myung Hoon KO, Yong Tae LEE, Jung Il PARK, Jee Ho KIM
  • Patent number: 11082074
    Abstract: A system for linearized-mixer interference mitigation includes first and second linearized frequency downconverters; a sampling analog interference filtering system that, in order to remove interference in the transmit band, filters the sampled BB transmit signal to generate a cleaned BB transmit signal; an analog interference canceller that transforms the cleaned BB transmit signal to a BB interference cancellation signal; and a first signal coupler that combines the BB interference cancellation signal and the BB receive signal in order to remove a first portion of receive-band interference.
    Type: Grant
    Filed: February 10, 2020
    Date of Patent: August 3, 2021
    Assignee: Kumu Networks, Inc.
    Inventors: Jung-Il Choi, Mayank Jain, Christian Hahn
  • Patent number: 11072054
    Abstract: Jig assembly and method of manufacturing display device are provided. there is provided a jig assembly, including: an outer frame in which a hollow portion is defined; a support across the hollow portion; a movable cover coupled with the outer frame to expose the hollow portion; a fixed cover fixed to the outer frame; and a pressure bar disposed inside the outer frame and moving by a predetermined distance.
    Type: Grant
    Filed: August 7, 2018
    Date of Patent: July 27, 2021
    Inventors: Jung Il Lee, Kyu Tae Park, Ji Heon Lee, Sang Sun Han
  • Patent number: 11069913
    Abstract: The present exemplary embodiments disclose a redox flow battery. The present exemplary embodiments disclose a redox flow battery which forms a mixing space for mixing an active material in a porous electrode to improve a ununiform concentration of the active material, thereby improving an energy efficiency by reducing an over-potential and increasing an area of the stack and an output thereof.
    Type: Grant
    Filed: February 14, 2019
    Date of Patent: July 20, 2021
    Assignee: INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITY
    Inventors: Jung Il Choi, Yun Young Choi, Min Gyu Yang
  • Publication number: 20210143917
    Abstract: A system for enhancing isolation in coexisting time-division duplexed (TDD) transceivers includes: a blocker canceller that transforms a transmit signal of a TDD transceiver into a blocker cancellation signal configured to remove transmit-band interference in a receive signal; a first filter that filters the blocker cancellation signal; a second filter that filters the transmit signal; and a transmit-noise canceller that transforms the filtered transmit signal into a transmit noise cancellation signal configured to remove receive-band interference in the receive signal.
    Type: Application
    Filed: January 20, 2021
    Publication date: May 13, 2021
    Inventors: Mayank Jain, Wilhelm Steffen Hahn, Jung-Il Choi, Jeffrey Mehlman
  • Patent number: 10995426
    Abstract: Provided is a method for preparing a flame-retardant composite fabric, the method sequentially including: a solution preparation step of mixing water with glycerol while heating them at a temperature of 60 to 80° C.
    Type: Grant
    Filed: December 9, 2019
    Date of Patent: May 4, 2021
    Assignee: CHANGWON NATIONAL UNIVERSITY INDUSTRY ACADEMY COOPERATION CORPS
    Inventors: Jung-il Song, Prabhakar Muchukota Narendra
  • Patent number: 10981159
    Abstract: The present invention comprises: a separable material injection part for injecting a material therein; a mixing part for mixing the material injected in the material injection part; an aging part for aging, at a high temperature, the material mixed in the mixing part; and a firing part for supporting, on a support, the material aged in the aging part.
    Type: Grant
    Filed: April 25, 2019
    Date of Patent: April 20, 2021
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Ji-chan Park, Dong Hyun Chun, Jung-il Yang, Heon-do Jeong, Heon Jung, Ho-tae Lee, Dong-wook Lee, Chan-woo Lee, Shin Wook Kang
  • Patent number: 10979131
    Abstract: A relay including a first transmitter that converts a first digital transmit signal to a first analog transmit signal, a first receiver that converts a first analog receive signal to a first digital receive signal, a second transmitter that converts a second digital transmit signal to a second analog transmit signal, a second receiver that converts a second analog receive signal to a second digital receive signal, and a self-interference canceller that generates a first self-interference cancellation signal based on at least one of the first digital transmit signal and the first analog transmit signal, and combines the first self-interference cancellation signal with at least one of the first digital receive signal and the first analog receive signal.
    Type: Grant
    Filed: November 28, 2018
    Date of Patent: April 13, 2021
    Assignee: Kumu Networks, Inc.
    Inventors: Steven Hong, Jeffrey Mehlman, Joel Brand, Jung-Il Choi, Mayank Jain
  • Patent number: 10944139
    Abstract: Disclosed is battery module, which includes a cell assembly having battery cells arranged side by side in one direction and air channels formed at the intervals of the battery cells, and an inlet duct mounted to a front surface of the cell assembly at which the air channels are located to distribute a cooling air to the air channels. The inlet duct includes an air inlet disposed to face air channels, which are located in a central region in the arrangement of the air channels, at a location spaced apart therefrom, a cooling fan being installed at the air inlet to introduce the cooling air; and a guide vane composed of a plurality of plate barriers respectively extending obliquely toward the air channels based on the air inlet at a predetermined acute angle to distribute the flow of air.
    Type: Grant
    Filed: February 21, 2018
    Date of Patent: March 9, 2021
    Assignee: LG Chem, Ltd.
    Inventors: Jin-Moo Nam, Jin-Kyu Shin, Jung-Il Park, Jong-Kyu Ahn, Gyung-Soo Kang
  • Publication number: 20210066131
    Abstract: Provided are a three-dimensional electronic device manufactured through a polymer frame solvent-plasticizing process and a method for manufacturing the three-dimensional electronic device including a polymer frame configured to have a planar figure-like shape so as to have a polygonal bottom and adjacent surfaces which are formed to be extended from respective edges of the bottom; and a flexible electronic device which is transferred to the polymer frame. The polymer frame is exposed to organic solvent vapor and has a change in Young's modulus.
    Type: Application
    Filed: March 14, 2019
    Publication date: March 4, 2021
    Inventors: Heung Cho KO, Gi Gwan KIM, Hun Soo JANG, Seong Hyeon KANG, Yeong Min KIM, Seong Gwang YOO, Jung Il YOO
  • Patent number: D920272
    Type: Grant
    Filed: May 23, 2019
    Date of Patent: May 25, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jung Il Lee, Byoung Su Lee, Jung Hun Lee, Ju Hee Song, Min Sung Kim