Patents by Inventor Ji-Won Lee

Ji-Won Lee 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: 20250357648
    Abstract: An energy storage system with enhanced safety includes a control container including a main line; a main switch configured to be connected to the main line; and a main control unit configured to control the operation state of the main switch; and a battery container including a sub line configured to be electrically connected with the main line; a battery unit configured to be connected to the sub line; a sensing unit configured to detect whether a provided door is opened or closed; and a sub control unit configured to determine an opened/closed state of the door based on a sensing signal received from the sensing unit and transmit the determined opened/closed state to the main control unit.
    Type: Application
    Filed: May 8, 2023
    Publication date: November 20, 2025
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Yo-Hwan KIM, Ji-Hun KIM, Hong-Jae PARK, Mun-Seok YANG, Sung-Han YOON, Seung-Jun LEE, Ji-Won LEE, Hyun-Min LEE, Hyung-Uk LEE, Tae-Shin CHO
  • Publication number: 20250269216
    Abstract: Discussed is an energy storage system including a battery container having a battery, a slave controller configured to control an operation of the battery, and a rack battery management system (RBMS), and a watering container including a temperature device configured to break when the battery reaches a predetermined temperature, and a pump. The RBMS is configured to sense a temperature of the battery, and in response to the battery reaching the predetermined temperature, control the pump of the watering container to pump fluid to the battery.
    Type: Application
    Filed: May 13, 2025
    Publication date: August 28, 2025
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Mun-Seok YANG, Yo-Hwan KIM, Sung-Han YOON, Hyun-Min LEE, Ji-Hun KIM, Hong-Jae PARK, Ji-Won LEE, Hyung-Uk LEE, Seung-Jun LEE, Tae-Shin CHO
  • Publication number: 20250262468
    Abstract: A water injection unit including an enclosure including a base frame and an enclosure body forming a side portion, a water tank supported on the base frame of the enclosure, a gas storage tank supported on the base frame of the enclosure and connected to the water tank to supply gas into the water tank, and a connection port, wherein the connection port comprises a water injection port connectable to a fire-fighting connection hose.
    Type: Application
    Filed: May 5, 2025
    Publication date: August 21, 2025
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Mun-Seok YANG, Ji-Hun KIM, Hong-Jae PARK, Yo-Hwan KIM, Sung-Han YOON, Ji-Won LEE, Hyun-Min LEE, Hyung-Uk LEE, Seung-Jun LEE, Tae-Shin CHO
  • Publication number: 20250226461
    Abstract: A control container configured to be connected to an external electrical system and at least one of power conversion system (PCS) including a DC unit having a DC line and configured to receive DC power from the PCS through the DC line, an AC unit having an AC line and configured to receive AC power from the external electrical system through the AC line, and a main controller connected to the AC unit and configured to receive a power from the external electrical system through the AC line.
    Type: Application
    Filed: March 24, 2025
    Publication date: July 10, 2025
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Mun-Seok YANG, Ji-Won LEE, Hyung-Uk LEE, Yo-Hwan KIM, Ji-Hun KIM, Hong-Jae PARK, Sung-Han YOON, Hyun-Min LEE, Seung-Jun LEE, Tae-Shin CHO
  • Patent number: 12337201
    Abstract: An energy storage system according to an aspect of the present disclosure includes a control container having a battery system controller (BSC), a master controller connected to the BSC through a first communication line, and a bank battery management system (BBMS) connected to the BSC through a second communication line; and a battery container including a slave controller connected to the master controller through the first communication line, and a rack battery management system (RBMS) connected to the BBMS through the second communication line and for monitoring a state of a corresponding battery rack.
    Type: Grant
    Filed: May 16, 2024
    Date of Patent: June 24, 2025
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Mun-Seok Yang, Yo-Hwan Kim, Sung-Han Yoon, Hyun-Min Lee, Ji-Hun Kim, Hong-Jae Park, Ji-Won Lee, Hyung-Uk Lee, Seung-Jun Lee, Tae-Shin Cho
  • Publication number: 20250202067
    Abstract: A battery container including at least one battery rack, a container housing having a top wall, a bottom wall and a first side wall, an inner space formed in the container housing to accommodate the at least one battery rack, a connector accommodation portion formed on the container housing, a first main connector located in the connector accommodation portion of the container housing, the first main connector being configured to be electrically connected to outside of the battery container, a main bus bar connected to the first main connector to transmit power, and a cover connected to the container housing and configured to cover at least a portion of the connector accommodation portion.
    Type: Application
    Filed: February 25, 2025
    Publication date: June 19, 2025
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Mun-Seok YANG, Yo-Hwan KIM, Ji-Hun KIM, Hong-Jae PARK, Seung-Jun LEE, Ji-Won LEE, Hyun-Min LEE, Hyung-Uk LEE, Tae-Shin CHO, Ji-Ho YOO, Sung-Han YOON
  • Patent number: 12336318
    Abstract: This disclosure relates to image sensors and electronic apparatuses including the same. An image sensor including: a pixel area including shared pixels, wherein each of the shared pixels includes at least two photodiodes that form a group and share a floating diffusion (FD) area; and a transistor (TR) area adjacent to the pixel area, wherein the TR area includes transistor sets corresponding to the shared pixels, wherein, when a first shared pixel and a second shared pixel are arranged adjacent to each other in a first direction, a first TR set corresponding to the first shared pixel and a second TR set corresponding to the second shared pixel share a source region of a first selection TR.
    Type: Grant
    Filed: May 26, 2022
    Date of Patent: June 17, 2025
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ji-Won Lee, Jeong-Jin Cho, Moo-Sup Lim, Sung-Young Seo, Hae-Won Lee
  • Publication number: 20250192248
    Abstract: A battery container including at least one module stack, a container housing accommodating the at least one module stack in an internal space, a power line configured to transmit charge power and discharge power, a main pipe configured to supply a fire extinguishing agent to the at least one module stack, and a first connector at a first end of the main pipe, the first connector being located in a first side of the container housing and accessible from an exterior of the container housing.
    Type: Application
    Filed: February 21, 2025
    Publication date: June 12, 2025
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Mun-Seok YANG, Yo-Hwan KIM, Ji-Hun KIM, Hong-Jae PARK, Sung-Han YOON, Ji-Won LEE, Hyun-Min LEE, Hyung-Uk LEE, Seung-Jun LEE, Tae-Shin CHO
  • Patent number: 12318644
    Abstract: A water injection unit includes an enclosure including, on at least one outer wall, a connection port connectable to a fire-fighting connection hose or a communication cable, a water tank connected to the connection port and located in the enclosure, a gas storage tank connected to the water tank to supply gas into the water tank, and a controller connected to the connection port and the gas storage tank, and configured to detect whether a fire occurs in the battery container, and allow gas in the gas storage tank to be sprayed into the water tank and allow fire extinguishing water in the water tank to be discharged due to gas pressure.
    Type: Grant
    Filed: June 26, 2024
    Date of Patent: June 3, 2025
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Mun-Seok Yang, Ji-Hun Kim, Hong-Jae Park, Yo-Hwan Kim, Sung-Han Yoon, Ji-Won Lee, Hyun-Min Lee, Hyung-Uk Lee, Seung-Jun Lee, Tae-Shin Cho
  • Patent number: 12317630
    Abstract: This disclosure relates to image sensors and electronic apparatuses including the same. An image sensor including: a pixel area including shared pixels, wherein each of the shared pixels includes at least two photodiodes that form a group and share a floating diffusion (FD) area; and a transistor (TR) area adjacent to the pixel area, wherein the TR area includes transistor sets corresponding to the shared pixels, wherein, when a first shared pixel and a second shared pixel are arranged adjacent to each other in a first direction, a first TR set corresponding to the first shared pixel and a second TR set corresponding to the second shared pixel share a source region of a first selection TR.
    Type: Grant
    Filed: April 11, 2022
    Date of Patent: May 27, 2025
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ji-Won Lee, Jeong-Jin Cho, Moo-Sup Lim, Sung-Young Seo, Hae-Won Lee
  • Patent number: 12272841
    Abstract: A battery container has excellent workability, assembly, expandability, and safety. The battery container includes at least one battery rack including a plurality of battery modules; a container housing having an empty space formed therein to accommodate the battery rack; a plurality of main connectors located on at least one side of the container housing and configured to be electrically connected to the outside; and a main bus bar connected between the plurality of main connectors to transmit power.
    Type: Grant
    Filed: April 12, 2024
    Date of Patent: April 8, 2025
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Mun-Seok Yang, Yo-Hwan Kim, Ji-Hun Kim, Hong-Jae Park, Seung-Jun Lee, Ji-Won Lee, Hyun-Min Lee, Hyung-Uk Lee, Tae-Shin Cho, Ji-Ho Yoo, Sung-Han Yoon
  • Patent number: 12266767
    Abstract: An energy storage system includes a control container configured to be connected to an external power conversion system (PCS) and an external electrical system; and a battery container including at least one battery rack and configured to be connected to the control container.
    Type: Grant
    Filed: June 7, 2024
    Date of Patent: April 1, 2025
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Mun-Seok Yang, Ji-Won Lee, Hyung-Uk Lee, Yo-Hwan Kim, Ji-Hun Kim, Hong-Jae Park, Sung-Han Yoon, Hyun-Min Lee, Seung-Jun Lee, Tae-Shin Cho
  • Patent number: 12261272
    Abstract: A battery system includes a plurality of battery containers, each including a battery rack, a container housing accommodating the battery rack in an internal space, and a first power line configured to transmit charge power and discharge power, wherein the first power lines of the battery containers are connected to each other, and a control cabinet including a control module configured to control the plurality of battery containers, a cabinet housing accommodating the control module in an internal space, and a second power line configured to be connected to the first power line of one of the plurality of battery containers.
    Type: Grant
    Filed: June 26, 2024
    Date of Patent: March 25, 2025
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Mun-Seok Yang, Yo-Hwan Kim, Ji-Hun Kim, Hong-Jae Park, Sung-Han Yoon, Ji-Won Lee, Hyun-Min Lee, Hyung-Uk Lee, Seung-Jun Lee, Tae-Shin Cho
  • Patent number: 12237357
    Abstract: This disclosure relates to image sensors and electronic apparatuses including the same. An image sensor including: a pixel area including shared pixels, wherein each of the shared pixels includes at least two photodiodes that form a group and share a floating diffusion (FD) area; and a transistor (TR) area adjacent to the pixel area, wherein the TR area includes transistor sets corresponding to the shared pixels, wherein, when a first shared pixel and a second shared pixel are arranged adjacent to each other in a first direction, a first TR set corresponding to the first shared pixel and a second TR set corresponding to the second shared pixel share a source region of a first selection TR.
    Type: Grant
    Filed: January 21, 2021
    Date of Patent: February 25, 2025
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ji-Won Lee, Jeong-Jin Cho, Moo-Sup Lim, Sung-Young Seo, Hae-Won Lee
  • Publication number: 20250062474
    Abstract: A battery container has improved energy density and can be used in an energy storage system. The battery container includes a container body, a coupling unit configured to couple different container bodies, and a load support unit configured to support a vertical load of the container body.
    Type: Application
    Filed: November 4, 2024
    Publication date: February 20, 2025
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Yo-Hwan KIM, Ji-Hun KIM, Hong-Jae PARK, Mun-Seok YANG, Sung-Han YOON, Seung-Jun LEE, Ji-Won LEE, Hyun-Min LEE, Hyung-Uk LEE, Tae-Shin CHO
  • Publication number: 20250030141
    Abstract: An energy storage system according to the present disclosure includes at least one battery rack including a plurality of stacked battery modules; a container accommodating the at least one battery rack, wherein the container includes a bottom plate in which the at least one battery rack is disposed; and a fire fighting water collection chamber disposed lower than the bottom plate and having at least one side in communication with the bottom plate to allow a fire fighting water dropped from the at least one battery rack to enter.
    Type: Application
    Filed: April 27, 2023
    Publication date: January 23, 2025
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Ji-Hun KIM, Yo-Hwan KIM, Hong-Jae PARK, Mun-Seok YANG, Sung-Han YOON, Seung-Jun LEE, Ji-Won LEE, Hyun-Min LEE, Hyung-Uk LEE, Tae-Shin CHO
  • Publication number: 20250023216
    Abstract: A battery rack according to the present disclosure includes a plurality of battery modules; a rack case having receiving portions, each receiving portion configured to and receive one of the plurality of battery modules at each predetermined height, and each receiving portion having a structure in which upper and lower sides and left and right sides are closed and front and rear sides are open; a fire fighting water supply pipe connected to each of the battery modules disposed in the receiving portions which supplies a fire fighting water when a fire occurs; and a drain guide disposed on an outer surface of the rack case including at least one surface of a front outer surface or a rear outer surface of the rack case, the drain guide being configured to guide drainage of the fire fighting water.
    Type: Application
    Filed: April 27, 2023
    Publication date: January 16, 2025
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Ji-Hun KIM, Yo-Hwan KIM, Hong-Jae PARK, Mun-Seok YANG, Sung-Han YOON, Seung-Jun LEE, Ji-Won LEE, Hyun-Min LEE, Hyung-Uk LEE, Tae-Shin CHO
  • Publication number: 20240347791
    Abstract: A battery system includes a plurality of battery containers, each including a battery rack, a container housing accommodating the battery rack in an internal space, and a first power line configured to transmit charge power and discharge power, wherein the first power lines of the battery containers are connected to each other, and a control cabinet including a control module configured to control the plurality of battery containers, a cabinet housing accommodating the control module in an internal space, and a second power line configured to be connected to the first power line of one of the plurality of battery containers.
    Type: Application
    Filed: June 26, 2024
    Publication date: October 17, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Mun-Seok YANG, Yo-Hwan KIM, Ji-Hun KIM, Hong-Jae PARK, Sung-Han YOON, Ji-Won LEE, Hyun-Min LEE, Hyung-Uk LEE, Seung-Jun LEE, Tae-Shin CHO
  • Publication number: 20240342526
    Abstract: A water injection unit includes an enclosure including, on at least one outer wall, a connection port connectable to a fire-fighting connection hose or a communication cable, a water tank connected to the connection port and located in the enclosure, a gas storage tank connected to the water tank to supply gas into the water tank, and a controller connected to the connection port and the gas storage tank, and configured to detect whether a fire occurs in the battery container, and allow gas in the gas storage tank to be sprayed into the water tank and allow fire extinguishing water in the water tank to be discharged due to gas pressure.
    Type: Application
    Filed: June 26, 2024
    Publication date: October 17, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Mun-Seok YANG, Ji-Hun KIM, Hong-Jae PARK, Yo-Hwan KIM, Sung-Han YOON, Ji-Won LEE, Hyun-Min LEE, Hyung-Uk LEE, Seung-Jun LEE, Tae-Shin CHO
  • Publication number: 20240332647
    Abstract: An energy storage system includes a control container configured to be connected to an external power conversion system (PCS) and an external electrical system; and a battery container including at least one battery rack and configured to be connected to the control container.
    Type: Application
    Filed: June 7, 2024
    Publication date: October 3, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Mun-Seok YANG, Ji-Won LEE, Hyung-Uk LEE, Yo-Hwan KIM, Ji-Hun KIM, Hong-Jae PARK, Sung-Han YOON, Hyun-Min LEE, Seung-Jun LEE, Tae-Shin CHO