Patents by Inventor Gwan Woo KIM

Gwan Woo 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: 12334600
    Abstract: A battery module including a battery cell stack in which a plurality of battery cells are stacked; a module frame that houses the battery cell stack; a busbar frame that covers front and rear surfaces of the battery cell stack; an insulating member that includes an upper surface part and both side surface parts, and is formed so as to wrap the upper surface and both side surfaces of the battery cell stack between the battery cell stack and the module frame; and a fixing member that couples the upper surface part of the insulating member and both side upper end parts of the busbar frame.
    Type: Grant
    Filed: August 5, 2021
    Date of Patent: June 17, 2025
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Sunghwan Jang, Junyeob Seong, Gwan Woo Kim
  • Publication number: 20250193057
    Abstract: A receiver circuit includes an input unit configured to receive a reception pattern signal in a training mode, and a reception normal signal in a normal mode, an enable control unit configured to determine whether to activate an enable signal according to the reception pattern signal in the training mode, a first decision feedback equalizer configured to operate in an activation period of the enable signal, and to remove a first post-cursor component for the reception normal signal by calibrating a currently received value based on a previously received value of the reception normal signal, and a second decision feedback equalizer configured to, when the enable signal is in an activated state, remove second to Nth post-cursor components for the reception normal signal by adjusting driving abilities of input transistors, to which the currently received value is applied, according to patterns of the reception normal signal.
    Type: Application
    Filed: April 17, 2024
    Publication date: June 12, 2025
    Inventors: Jae Hyeong HONG, Gwan Woo KIM, Beom Kyu SEO, Keun Seon AHN, Soon Sung AN, Sung Hwa OK, Jun Seo JANG, Eun Ji CHOI
  • Publication number: 20250191623
    Abstract: An impedance calibration circuit includes a code generation circuit and a code update control circuit. The code generation circuit generates a first impedance code set by performing an impedance adjustment operation within an activated period of a data output enable signal generated in response to a read command. The code update control circuit prevents updating a second impedance code set to the first impedance code set until deactivation of the data output enable signal, wherein the second impedance code set is used in impedance adjustment of a transmitting circuit.
    Type: Application
    Filed: June 17, 2024
    Publication date: June 12, 2025
    Applicant: SK hynix Inc.
    Inventors: Jae Hyeong HONG, Gwan Woo KIM, Beom Kyu SEO, Keun Seon AHN, Sung Hwa OK, Ji Young LEE, Jun Seo JANG, Jae Hoon JUNG, Eun Ji CHOI
  • Publication number: 20250150066
    Abstract: A transmission circuit includes a plurality of driving units coupled with an input/output pad. The transmission circuit performs a data transmission operation by selecting at least one main driving unit corresponding to a predetermined driving strength from among the plurality of driving units and performs an equalization operation by selecting at least one auxiliary driving unit from among remaining driving units excluding the main driving unit.
    Type: Application
    Filed: April 3, 2024
    Publication date: May 8, 2025
    Applicant: SK hynix Inc.
    Inventors: Gwan Woo KIM, In Seok KONG, Keun Seon AHN, Sung Hwa OK, Eun Ji CHOI, Jae Hyeong HONG
  • Publication number: 20250078879
    Abstract: Disclosed is an interface circuit and a semiconductor device including the same. The interface circuit may include a data pad, a first driving circuit connected between the data pad and a first supply node, and configured to adjust a first resistance value applied between the data pad and the first supply node according to termination modes and selectively drive the data pad with a first supply voltage, and a first tuning circuit connected between the first supply node and a first voltage supply terminal, and configured to tune the first resistance value according to the termination modes.
    Type: Application
    Filed: January 10, 2024
    Publication date: March 6, 2025
    Inventors: In Seok KONG, Gwan Woo KIM, Keun Seon AHN, Eun Ho YANG, Sung Hwa OK, Eun Ji CHOI, Jun Ho HONG
  • Publication number: 20250070353
    Abstract: A battery cell assembly, including: a cell block including a plurality of battery cells; and a side frame disposed on one side surface of the cell block, wherein the side frame includes a side wall portion and a flange portion disposed on the side wall portion on a side opposite the cell block and configured to be fastened to an external support structure, and wherein the side wall portion includes a hollow space formed throughout an inside thereof.
    Type: Application
    Filed: March 21, 2024
    Publication date: February 27, 2025
    Inventors: Jae Wook KIM, Tae Kyeong LEE, Gwan Woo KIM, Sung Hwan JANG, Jee Hoon JEONG, Da Young KIM
  • Publication number: 20250038351
    Abstract: A battery pack including a battery cell assembly including a cell block having a plurality of battery cells, and a bottom cover plate under a bottom surface of the cell block, a housing having an opening, and accommodating the battery cell assembly, and a pack cover coupled to the housing and covering the opening, wherein the battery cell assembly and a bottom wall of the housing are spaced apart from each other to form a first space, and wherein the bottom cover plate includes a venting passage in communication with the first space.
    Type: Application
    Filed: March 21, 2024
    Publication date: January 30, 2025
    Inventors: Sung Hwan Jang, Gwan Woo Kim, Jee Hoon Jeong, Da Young Kim, Jae Wook Kim
  • Publication number: 20250030098
    Abstract: A battery assembly includes a first cell block; a first cover coupled to a first side of the first cell block; and a second cover coupled to a second side of the first cell block opposite the first side. The first cover includes a first extending portion extending from the first cover. The first extending portion includes a first plate spaced apart from a surface of the first cover in a first direction. The first extending portion further includes a second plate between the first plate and the first surface of the first cover.
    Type: Application
    Filed: March 27, 2024
    Publication date: January 23, 2025
    Inventors: Sung Hwan JANG, Gwan Woo KIM, Da Young KIM, Jae Wook KIM
  • Publication number: 20250030082
    Abstract: A battery module includes a cell stack including a plurality of battery cells, and a module frame accommodating the cell stack, a bottom part of the module frame includes a first area, a second area, and a third area in which respective thermally conductive resin layers are formed, and the thermally conductive resin layers of the first area and the second area are each thicker than the thermally conductive resin layer of the third area.
    Type: Application
    Filed: October 8, 2024
    Publication date: January 23, 2025
    Applicant: LG Energy Solution, Ltd.
    Inventors: Gwan Woo Kim, Seung Ryul Baek, Junyeob Seong
  • Patent number: 12166240
    Abstract: A battery module with improved space utilization of a secondary battery includes a battery cell stack in which a plurality of battery cells are stacked; a busbar frame formed on a front surface or a rear surfaces of the battery cell stack; a terminal busbar formed outside the busbar frame based on the battery cell stack to be electrically connected to an external power source; and an end plate covering the busbar frame, wherein the terminal busbar is formed is formed to have a recessed side surface, and a nut is inserted into a space formed by the recessed side surface and the busbar frame. A battery pack including the battery module is also provided.
    Type: Grant
    Filed: June 22, 2020
    Date of Patent: December 10, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Youngho Lee, Junyeob Seong, Soo Youl Kim, Gwan Woo Kim
  • Publication number: 20240355376
    Abstract: A voltage generation circuit includes a voltage generation unit configured to generate a reference voltage using a power supply voltage and output the reference voltage through a voltage output node. The voltage generation circuit also includes a pre-charge unit configured to drive the voltage output node using the power supply voltage in response to a pre-charge control signal. The voltage generation circuit further includes a pre-charge control unit configured to generate at least one sampling voltage using the power supply voltage and generate the pre-charge control signal according to a result obtained by comparing the at least one sampling voltage with the reference voltage.
    Type: Application
    Filed: August 23, 2023
    Publication date: October 24, 2024
    Applicant: SK hynix Inc.
    Inventors: Jae Hyeong HONG, In Seok KONG, Bon Kwang KOO, Gwan Woo KIM, Heon Ki KIM, Beom Kyu SEO, Keun Seon AHN, Soon Sung AN, Sung Hwa OK, Jung Yeop LEE, Ji Young LEE, Dong Wook JANG, Jun Seo JANG, Sun Ki CHO, Eun Ji CHOI
  • Patent number: 12119466
    Abstract: A battery pack manufacturing method includes (a) stacking battery cells to form a cell stack, (b) coupling the cell stack and a U-frame to each other, (c) measuring the volume of the space between a flat plate coupled to the U-frame and the cell stack, and (d) applying a polymer resin corresponding in amount to the volume measured in step (c).
    Type: Grant
    Filed: January 6, 2020
    Date of Patent: October 15, 2024
    Assignee: LG Energy Solution, Ltd.
    Inventor: Gwan Woo Kim
  • Patent number: 11837310
    Abstract: The present disclosure relates to a memory device for correcting a pulse duty ratio and a memory system including the same, and relates to a memory device which corrects the duty ratio of a primary pulse of a memory device control signal, and a memory system including the same.
    Type: Grant
    Filed: January 5, 2022
    Date of Patent: December 5, 2023
    Assignee: SK hynix Inc.
    Inventors: Jaehyeong Hong, In Seok Kong, Gwan Woo Kim, Jae Young Park, Kwan Su Shon, Soon Sung An, Daeho Yang, Sung Hwa Ok, Junseo Jang, Yo Han Jeong, Eun Ji Choi
  • Publication number: 20230335842
    Abstract: Discussed is a battery module that may include a plurality of battery cell stacks, and a module frame on which the plurality of battery cell stacks are mounted and has a shaping part that partitions the module frame into a plurality of unit housing sections, wherein the plurality of battery cell stacks are housed in the plurality of unit housing sections, respectively, of the module frame.
    Type: Application
    Filed: October 20, 2021
    Publication date: October 19, 2023
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Gwan Woo KIM, Junyeob SEONG
  • Publication number: 20230282925
    Abstract: A battery module includes: a battery cell stack in which a plurality of battery cells are stacked; a busbar frame connected to the front and rear surfaces of the battery cell stack, respectively; and a module frame that houses the battery cell stack on which the busbar frame is mounted. The busbar frame has a support part that wraps the end part of the battery cell, and wherein the battery module further comprises an insulating member that is extended from the lower surface of the support part toward the outside of the support part.
    Type: Application
    Filed: January 17, 2022
    Publication date: September 7, 2023
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Sunghwan JANG, Myungki PARK, Gwan Woo KIM
  • Publication number: 20230198076
    Abstract: A battery module includes a plurality of battery cell stacks, a module frame having unit housing sections in which the plurality of battery cell stacks are housed, respectively, and a shaping part formed between the unit housing sections.
    Type: Application
    Filed: October 20, 2021
    Publication date: June 22, 2023
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Gwan Woo KIM, Jehwan SIN, Junyeob SEONG
  • Publication number: 20230056686
    Abstract: The present disclosure relates to a memory device for correcting a pulse duty ratio and a memory system including the same, and relates to a memory device which corrects the duty ratio of a primary pulse of a memory device control signal, and a memory system including the same.
    Type: Application
    Filed: January 5, 2022
    Publication date: February 23, 2023
    Inventors: Jaehyeong HONG, In Seok KONG, Gwan Woo KIM, Jae Young PARK, Kwan Su SHON, Soon Sung AN, Daeho YANG, Sung Hwa OK, Junseo JANG, Yo Han JEONG, Eun Ji CHOI
  • Publication number: 20220410388
    Abstract: In a method for compensating for friction of a multi-degree-of-freedom cooperative robot including a plurality of joints, the method for compensating for friction of the multi-degree-of-freedom cooperative robot, according to an embodiment of the present invention, comprises the steps of: generating a motion of a cooperative robot for friction compensation; driving the plurality of joints on the basis of the generated motion of the cooperative robot; receiving friction identification data from the cooperative robot; and calculating a friction model function from the received friction identification data.
    Type: Application
    Filed: October 30, 2020
    Publication date: December 29, 2022
    Inventors: Jong Hoon PARK, Woong Yong LEE, Young Jin HEO, Gwan Woo KIM
  • Publication number: 20220393322
    Abstract: A battery module including a battery cell stack in which a plurality of battery cells are stacked; a module frame that houses the battery cell stack; a busbar frame that covers front and rear surfaces of the battery cell stack; an insulating member that includes an upper surface part and both side surface parts, and is formed so as to wrap the upper surface and both side surfaces of the battery cell stack between the battery cell stack and the module frame; and a fixing member that couples the upper surface part of the insulating member and both side upper end parts of the busbar frame.
    Type: Application
    Filed: August 5, 2021
    Publication date: December 8, 2022
    Inventors: Sunghwan Jang, Junyeob Seong, Gwan Woo Kim
  • Publication number: 20220149455
    Abstract: A battery module includes a cell stack including a plurality of battery cells, and a module frame accommodating the cell stack, a bottom part of the module frame includes a first area, a second area, and a third area in which respective thermally conductive resin layers are formed, and the thermally conductive resin layers of the first area and the second area are each thicker than the thermally conductive resin layer of the third area.
    Type: Application
    Filed: May 11, 2020
    Publication date: May 12, 2022
    Applicant: LG Energy Solution, Ltd.
    Inventors: Gwan Woo Kim, Seung Ryul Baek, Junyeob Seong