Patents by Inventor Kum-Yul Hwang

Kum-Yul Hwang 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: 20230352771
    Abstract: A battery module, a vehicle, and a method of manufacturing a battery module, the battery module including a housing accommodating a plurality of secondary batteries; and a thermoelectric element assembly on the housing and in contact with the plurality of secondary batteries through at least one contact opening in the housing, the thermoelectric element assembly being configured to heat or cool the plurality of secondary batteries.
    Type: Application
    Filed: July 10, 2023
    Publication date: November 2, 2023
    Inventors: Junseop KIM, Woongbin KIM, Yujeong JEON, Kum-Yul HWANG, Kwan Il OH
  • Patent number: 11715851
    Abstract: A battery module, a vehicle, and a method of manufacturing a battery module, the battery module including a housing accommodating a plurality of secondary batteries; and a thermoelectric element assembly on the housing and in contact with the plurality of secondary batteries through at least one contact opening in the housing, the thermoelectric element assembly being configured to heat or cool the plurality of secondary batteries.
    Type: Grant
    Filed: June 14, 2021
    Date of Patent: August 1, 2023
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Junseop Kim, Woongbin Kim, Yujeong Jeon, Kum-Yul Hwang, Kwan Il Oh
  • Publication number: 20230043564
    Abstract: A battery pack having at least one cell module that is connected between a plurality of pack terminals, the battery pack including: at least one thermoelectric element disposed at each of the at least one cell modules; a thermoelectric element power supply circuit configured to supply a driving voltage to the at least one thermoelectric element; and a controller configured to control the thermoelectric element power supply circuit to transfer a first voltage that is supplied for driving the thermoelectric element from a charger as the driving voltage for the at least one thermoelectric element when a temperature of the at least one cell module is out of a first range in a charging mode, the first voltage being different from a second voltage that is a charging voltage supplied to the battery pack from the charger.
    Type: Application
    Filed: October 18, 2022
    Publication date: February 9, 2023
    Inventors: Kum-Yul HWANG, Woongbin KIM, Junseop KIM, Kwan Il OH
  • Publication number: 20230039250
    Abstract: A battery pack having at least one cell module that is connected between a plurality of pack terminals, the battery pack including: at least one thermoelectric element disposed at each of the at least one cell modules; a thermoelectric element power supply circuit configured to supply a driving voltage to the at least one thermoelectric element; and a controller configured to control the thermoelectric element power supply circuit to transfer a first voltage that is supplied for driving the thermoelectric element from a charger as the driving voltage for the at least one thermoelectric element when a temperature of the at least one cell module is out of a first range in a charging mode, the first voltage being different from a second voltage that is a charging voltage supplied to the battery pack from the charger.
    Type: Application
    Filed: October 19, 2022
    Publication date: February 9, 2023
    Inventors: Kum-Yul HWANG, Woongbin KIM, Junseop KIM, Kwan Il OH
  • Patent number: 11502351
    Abstract: A battery pack having at least one cell module that is connected between a plurality of pack terminals, the battery pack including: at least one thermoelectric element disposed at each of the at least one cell modules; a thermoelectric element power supply circuit configured to supply a driving voltage to the at least one thermoelectric element; and a controller configured to control the thermoelectric element power supply circuit to transfer a first voltage that is supplied for driving the thermoelectric element from a charger as the driving voltage for the at least one thermoelectric element when a temperature of the at least one cell module is out of a first range in a charging mode, the first voltage being different from a second voltage that is a charging voltage supplied to the battery pack from the charger.
    Type: Grant
    Filed: June 10, 2020
    Date of Patent: November 15, 2022
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Kum-Yul Hwang, Woongbin Kim, Junseop Kim, Kwan Il Oh
  • Publication number: 20210399363
    Abstract: A battery module, a vehicle, and a method of manufacturing a battery module, the battery module including a housing accommodating a plurality of secondary batteries; and a thermoelectric element assembly on the housing and in contact with the plurality of secondary batteries through at least one contact opening in the housing, the thermoelectric element assembly being configured to heat or cool the plurality of secondary batteries.
    Type: Application
    Filed: June 14, 2021
    Publication date: December 23, 2021
    Inventors: Junseop KIM, Woongbin KIM, Yujeong JEON, Kum-Yul HWANG, Kwan Il OH
  • Publication number: 20210135308
    Abstract: A battery pack having at least one cell module that is connected between a plurality of pack terminals, the battery pack including: at least one thermoelectric element disposed at each of the at least one cell modules; a thermoelectric element power supply circuit configured to supply a driving voltage to the at least one thermoelectric element; and a controller configured to control the thermoelectric element power supply circuit to transfer a first voltage that is supplied for driving the thermoelectric element from a charger as the driving voltage for the at least one thermoelectric element when a temperature of the at least one cell module is out of a first range in a charging mode, the first voltage being different from a second voltage that is a charging voltage supplied to the battery pack from the charger.
    Type: Application
    Filed: June 10, 2020
    Publication date: May 6, 2021
    Inventors: Kum-Yul HWANG, Woongbin KIM, Junseop KIM, Kwan Il OH
  • Patent number: 10050243
    Abstract: A rechargeable battery pack including: a cell holder configured to accommodate unit battery cells; a lower case configured to accommodate the cell holder; an upper case attached to an opening of the lower case and covering the cell holder and the unit battery cells; a tab having an end portion drawn out of a through-hole of the upper case to be on an outer surface of the upper case while coupling the unit battery cells; and a terminal electrically coupled to the end portion of the tab while overlapping therewith and attached to the upper case while covering the through-hole.
    Type: Grant
    Filed: November 21, 2014
    Date of Patent: August 14, 2018
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Man-Sik Cho, Kum-Yul Hwang
  • Patent number: 9698452
    Abstract: A battery pack including a plurality of battery arrays, each battery array including unit batteries that each have a terminal, the plurality of battery arrays being stacked in a first direction; an insulator on at least one side of the battery arrays, terminals of the unit batteries being on the one side; and a sensing bar on the insulator, wherein the insulator includes at least one opening therein, at least one terminal being exposed through the at least one opening, and the sensing bar is electrically connected to the at least one terminal exposed through the at least one opening to sense a state of the battery array.
    Type: Grant
    Filed: February 9, 2015
    Date of Patent: July 4, 2017
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Man-Sik Cho, Kum-Yul Hwang
  • Patent number: 9276250
    Abstract: A battery array includes: a plurality of batteries arranged into 2N+1 bundles, each of the bundles including M+1 batteries of the batteries arranged in parallel (where N and M are natural numbers); a plurality of connection tabs arranged at a first end of the battery array and at a second end of the battery array, each of the connection tabs being coupled to a corresponding pair of the bundles to electrically couple a first bundle through a 2N+1th bundle of the bundles in series; a first output terminal having a first polarity, and electrically coupled to the first bundle; and a second output terminal having a second polarity, and electrically coupled to the 2N+1th bundle, the second output terminal being adjacent to the first bundle.
    Type: Grant
    Filed: March 3, 2011
    Date of Patent: March 1, 2016
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Kum-Yul Hwang
  • Publication number: 20150263393
    Abstract: A battery pack including a plurality of battery arrays, each battery array including unit batteries that each have a terminal, the plurality of battery arrays being stacked in a first direction; an insulator on at least one side of the battery arrays, terminals of the unit batteries being on the one side; and a sensing bar on the insulator, wherein the insulator includes at least one opening therein, at least one terminal being exposed through the at least one opening, and the sensing bar is electrically connected to the at least one terminal exposed through the at least one opening to sense a state of the battery array.
    Type: Application
    Filed: February 9, 2015
    Publication date: September 17, 2015
    Inventors: Man-Sik CHO, Kum-Yul HWANG
  • Publication number: 20150207117
    Abstract: A rechargeable battery pack including: a cell holder configured to accommodate unit battery cells; a lower case configured to accommodate the cell holder; an upper case attached to an opening of the lower case and covering the cell holder and the unit battery cells; a tab having an end portion drawn out of a through-hole of the upper case to be on an outer surface of the upper case while coupling the unit battery cells; and a terminal electrically coupled to the end portion of the tab while overlapping therewith and attached to the upper case while covering the through-hole.
    Type: Application
    Filed: November 21, 2014
    Publication date: July 23, 2015
    Inventors: Man-Sik Cho, Kum-Yul Hwang
  • Patent number: 8859125
    Abstract: A battery pack frame for accommodating a plurality of secondary cells arranged in parallel with each other, each secondary cell extending axially in a first direction, the battery pack frame including an upper frame for coupling with an upper portion of each of the plurality of secondary cells so as to accommodate the plurality of secondary cells; a lower frame facing the upper frame, the lower frame being for coupling with a lower portion of each of the plurality of secondary cells, the upper and lower frames being spaced from each other in the first direction; and a plurality of elastic members disposed in parallel with each other and extending in the first direction.
    Type: Grant
    Filed: February 15, 2011
    Date of Patent: October 14, 2014
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Kum-Yul Hwang, Andrey Matyushenko
  • Publication number: 20120052367
    Abstract: A battery array includes: a plurality of batteries arranged into 2N+1 bundles, each of the bundles including M+1 batteries of the batteries arranged in parallel (where N and M are natural numbers); a plurality of connection tabs arranged at a first end of the battery array and at a second end of the battery array, each of the connection tabs being coupled to a corresponding pair of the bundles to electrically couple a first bundle through a 2N+1th bundle of the bundles in series; a first output terminal having a first polarity, and electrically coupled to the first bundle; and a second output terminal having a second polarity, and electrically coupled to the 2N+1th bundle, the second output terminal being adjacent to the first bundle.
    Type: Application
    Filed: March 3, 2011
    Publication date: March 1, 2012
    Inventor: Kum-Yul Hwang
  • Publication number: 20120015227
    Abstract: A battery pack frame for accommodating a plurality of secondary cells arranged in parallel with each other, each secondary cell extending axially in a first direction, the battery pack frame including an upper frame for coupling with an upper portion of each of the plurality of secondary cells so as to accommodate the plurality of secondary cells; a lower frame facing the upper frame, the lower frame being for coupling with a lower portion of each of the plurality of secondary cells, the upper and lower frames being spaced from each other in the first direction; and a plurality of elastic members disposed in parallel with each other and extending in the first direction.
    Type: Application
    Filed: February 15, 2011
    Publication date: January 19, 2012
    Inventors: Kum-Yul Hwang, Andrey Matyushenko