Patents by Inventor Bo Hyun Lee

Bo Hyun 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: 20250093424
    Abstract: Disclosed are an apparatus for diagnosing a state of a battery and a method thereof. The apparatus diagnoses the state of the battery with high accuracy in a short time period by obtaining first state information of the battery from a battery management system (BMS), obtaining second state information of the battery from electrochemical impedance spectroscopy (EIS) equipment, obtaining third state information of the battery from a history management server, and diagnosing the state of the battery based on the first state information, the second state information and the third state information.
    Type: Application
    Filed: February 27, 2024
    Publication date: March 20, 2025
    Inventors: Bo Hyun LEE, Ju Seok KIM, Yo Han BAEK
  • Publication number: 20250076392
    Abstract: In an apparatus for correcting a voltage of a battery cell and a method thereof. The apparatus includes a voltage sensor configured for measuring voltages of a plurality of battery cells, and a controller which is configured for determining an amount of voltage change of each battery cell corresponding to a preset discharge current, detects target battery cells whose identification numbers have preset intervals while the amount of voltage change does not exceed a threshold value, and corrects the amount of voltage change of each target battery cell.
    Type: Application
    Filed: December 8, 2023
    Publication date: March 6, 2025
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Yoo Hong JANG, Yoon Sung CHOI, Bo Hyun LEE, Sang Jin LEE, Hyo Kyung LEE, Yo Han BAEK
  • Patent number: 11658328
    Abstract: Provided is a superwide pouch type secondary battery comprising an electrode assembly including a cathode plate, an anode plate, and a separator; a pouch surrounding the electrode assembly; and electrode tabs connected to both ends of the electrode assembly and protruding outward of the pouch, wherein the electrode tabs connected to the both ends of the electrode assembly include one or more cathode tabs and anode tabs, respectively, and width of battery cell is more than 4 times longer than height of battery cell such that loading efficiency of the pouch type secondary battery into a vehicle and an energy density may be improved without increasing an internal electrode.
    Type: Grant
    Filed: January 13, 2022
    Date of Patent: May 23, 2023
    Assignee: SK ON CO., LTD.
    Inventors: Dong Ju Kim, Jin Go Kim, Bo Hyun Lee
  • Patent number: 11482751
    Abstract: A battery module includes a module case, a battery cell assembly that is received in the module case, a heat sink mounted below the module case, and a heat pipe member mounted inside an upper side of the module case. The battery cell assembly includes battery cells, each of which has an electrode lead drawn to one or two sides thereof. The battery cells are stacked along a horizontal direction of the module case such that an edge of each of the battery cells not having an electrode lead is oriented downwardly facing the heat sink. The heat pipe member includes an evaporator and a condenser, the evaporator being formed on a side of the electrode leads of the battery cells, and the condenser being in contact with an inner surface of the module case.
    Type: Grant
    Filed: August 26, 2019
    Date of Patent: October 25, 2022
    Inventor: Bo-Hyun Lee
  • Publication number: 20220209278
    Abstract: Provided is a superwide pouch type secondary battery comprising an electrode assembly including a cathode plate, an anode plate, and a separator; a pouch surrounding the electrode assembly; and electrode tabs connected to both ends of the electrode assembly and protruding outward of the pouch, wherein the electrode tabs connected to the both ends of the electrode assembly include one or more cathode tabs and anode tabs, respectively, and width of battery cell is more than 4 times longer than height of battery cell such that loading efficiency of the pouch type secondary battery into a vehicle and an energy density may be improved without increasing an internal electrode.
    Type: Application
    Filed: January 13, 2022
    Publication date: June 30, 2022
    Inventors: Dong Ju KIM, Jin Go KIM, Bo Hyun LEE
  • Patent number: 11276873
    Abstract: Provided is a superwide pouch type secondary battery comprising an electrode assembly including a cathode plate, an anode plate, and a separator; a pouch surrounding the electrode assembly; and electrode tabs connected to both ends of the electrode assembly and protruding outward of the pouch, wherein the electrode tabs connected to the both ends of the electrode assembly include one or more cathode tabs and anode tabs, respectively, and width of battery cell is more than 4 times longer than height of battery cell such that loading efficiency of the pouch type secondary battery into a vehicle and an energy density may be improved without increasing an internal electrode.
    Type: Grant
    Filed: April 14, 2020
    Date of Patent: March 15, 2022
    Assignee: SK INNOVATION CO., LTD.
    Inventors: Dong Ju Kim, Jin Go Kim, Bo Hyun Lee
  • Publication number: 20210020879
    Abstract: A battery module includes a module case, a battery cell assembly that is received in the module case, a heat sink mounted below the module case, and a heat pipe member mounted inside an upper side of the module case. The battery cell assembly includes battery cells, each of which has an electrode lead drawn to one or two sides thereof. The battery cells are stacked along a horizontal direction of the module case such that an edge of each of the battery cells not having an electrode lead is oriented downwardly facing the heat sink. The heat pipe member includes an evaporator and a condenser, the evaporator being formed on a side of the electrode leads of the battery cells, and the condenser being in contact with an inner surface of the module case.
    Type: Application
    Filed: August 26, 2019
    Publication date: January 21, 2021
    Applicant: LG Chem, Ltd.
    Inventor: Bo-Hyun Lee
  • Publication number: 20200328448
    Abstract: Provided is a superwide pouch type secondary battery comprising an electrode assembly including a cathode plate, an anode plate, and a separator; a pouch surrounding the electrode assembly; and electrode tabs connected to both ends of the electrode assembly and protruding outward of the pouch, wherein the electrode tabs connected to the both ends of the electrode assembly include one or more cathode tabs and anode tabs, respectively, and width of battery cell is more than 4 times longer than height of battery cell such that loading efficiency of the pouch type secondary battery into a vehicle and an energy density may be improved without increasing an internal electrode.
    Type: Application
    Filed: April 14, 2020
    Publication date: October 15, 2020
    Inventors: Dong Ju KIM, Jin Go KIM, Bo Hyun LEE
  • Patent number: 8592820
    Abstract: Disclosed are layers and patterns of nanowire or nanotube using a chemical self assembly for forming a semiconductor layer and a conductive layer of a thin film transistor by using a nanowire and/or nanotube solution and an diamine-based self-assembled monolayer (SAM) material. The Layers and patterns including layers and patterns of nanowire or nanotube using a chemical self assembly include: a substrate having a surface terminated with amine group (—NH2) by using a chemical self-assembled monolayer (SAM) material having at least one end terminated with amine group(—NH2); and a first nanowire or nanotube layer ionically coupled to the amine group (—NH2) of the surface of the substrate.
    Type: Grant
    Filed: March 25, 2011
    Date of Patent: November 26, 2013
    Assignee: LG Display Co., Ltd.
    Inventors: Jae-Hyun Kim, Bo-Hyun Lee, Tae-Hyoung Moon
  • Patent number: 8551825
    Abstract: A thin film transistor (TFT) array substrate and a method for fabricating the thin film transistor (TFT) array substrate is disclosed, wherein a passivation layer is directly subjected to exposing and patterning processes without using any photoresist, thereby simplifying the fabrication process and ensuring reduced preparation costs.
    Type: Grant
    Filed: June 8, 2011
    Date of Patent: October 8, 2013
    Assignee: LG Display Co., Ltd.
    Inventors: Bo Hyun Lee, Jae Seok Heo, Woong Gi Jun
  • Publication number: 20130029472
    Abstract: A gallium nitride (GaN) bonded substrate and a method of manufacturing a GaN bonded substrate in which a polycrystalline nitride-based substrate is used. The method includes loading a single crystalline GaN substrate and a polycrystalline nitride substrate into a bonder; raising the temperature in the bonder; bonding the single crystalline GaN substrate and the polycrystalline nitride substrate together by pressing the single crystalline GaN substrate and the polycrystalline nitride substrate against each other after the step of raising the temperature; and cooling the resultant bonded substrate.
    Type: Application
    Filed: July 26, 2012
    Publication date: January 31, 2013
    Inventors: BONGMO PARK, Kwang Je Woo, Jun Sung Choi, Bo Hyun Lee, Seung Yong Park
  • Patent number: 8127674
    Abstract: Provided are a method of fabricating a stamp, a thin film transistor and a liquid crystal display device using the same. The stamp has an improved contact property with respect to a substrate. A charged zone is formed on the substrate using the stamp, and nano material charged with opposite charges to those of the charged zone is coated or plated to form a self-assembled monolayer (SAM). Therefore, the thin film transistor and the liquid crystal display device can have precise nano patterns, thereby improving the performance of the device.
    Type: Grant
    Filed: May 31, 2006
    Date of Patent: March 6, 2012
    Assignee: LG Display Co., Ltd.
    Inventors: Bo Hyun Lee, Gee Sung Chae
  • Patent number: 8030141
    Abstract: A thin film transistor (TFT) including a nanowire semiconductor layer having nanowires aligned in one direction in a channel region is disclosed. The nanowire semiconductor layer is selectively formed in the channel region. A method for fabricating the TFT, a liquid crystal display (LCD) device using the TFT, and a method for manufacturing the LCD device are also disclosed. The TFT fabricating method includes forming alignment electrodes on the insulating film such that the alignment electrodes face each other, to define a channel region, forming an organic film, to expose the channel region, coating a nanowire-dispersed solution on an entire surface of a substrate including the organic film, forming a nanowire semiconductor layer in the channel region by generating an electric field between the alignment electrodes such that nanowires of the nanowire semiconductor layer are aligned in a direction, and removing the organic film.
    Type: Grant
    Filed: August 31, 2010
    Date of Patent: October 4, 2011
    Assignee: LG Display Co., Ltd.
    Inventors: Bo Hyun Lee, Tae Hyoung Moon, Jae Hyun Kim
  • Publication number: 20110237010
    Abstract: A thin film transistor (TFT) array substrate and a method for fabricating the thin film transistor (TFT) array substrate is disclosed, wherein a passivation layer is directly subjected to exposing and patterning processes without using any photoresist, thereby simplifying the fabrication process and ensuring reduced preparation costs.
    Type: Application
    Filed: June 8, 2011
    Publication date: September 29, 2011
    Applicant: LG Display Co., Ltd.
    Inventors: Bo Hyun Lee, Jae Seok Heo, Woong Gi Jun
  • Publication number: 20110210308
    Abstract: Disclosed are layers and patterns of nanowire or nanotube using a chemical self assembly for forming a semiconductor layer and a conductive layer of a thin film transistor by using a nanowire and/or nanotube solution and an diamine-based self-assembled monolayer (SAM) material. The Layers and patterns including layers and patterns of nanowire or nanotube using a chemical self assembly include: a substrate having a surface terminated with amine group (—NH2) by using a chemical self-assembled monolayer (SAM) material having at least one end terminated with amine group(—NH2); and a first nanowire or nanotube layer ionically coupled to the amine group (—NH2) of the surface of the substrate.
    Type: Application
    Filed: March 25, 2011
    Publication date: September 1, 2011
    Inventors: Jae-Hyun KIM, Bo-Hyun Lee, Tae-Hyoung Moon
  • Patent number: 7977676
    Abstract: A thin film transistor (TFT) array substrate and a method for fabricating the thin film transistor (TFT) array substrate is disclosed, wherein a passivation layer is directly subjected to exposing and patterning processes without using any photoresist, thereby simplifying the fabrication process and ensuring reduced preparation costs.
    Type: Grant
    Filed: December 27, 2006
    Date of Patent: July 12, 2011
    Assignee: LG Display Co., Ltd.
    Inventors: Bo Hyun Lee, Jae Seok Heo, Woong Gi Jun
  • Patent number: 7932110
    Abstract: Disclosed are layers and patterns of nanowire or nanotube using a chemical self assembly for forming a semiconductor layer and a conductive layer of a thin film transistor by using a nanowire and/or nanotube solution and an diamine-based self-assembled monolayer (SAM) material. The Layers and patterns including layers and patterns of nanowire or nanotube using a chemical self assembly include: a substrate having a surface terminated with amine group (—NH2) by using a chemical self-assembled monolayer (SAM) material having at least one end terminated with amine group (—NH2); and a first nanowire or nanotube layer ionically coupled to the amine group (—NH2) of the surface of the substrate.
    Type: Grant
    Filed: December 30, 2008
    Date of Patent: April 26, 2011
    Assignee: LG Display Co., Ltd.
    Inventors: Jae-Hyun Kim, Bo-Hyun Lee, Tae-Hyoung Moon
  • Publication number: 20100330750
    Abstract: A thin film transistor (TFT) including a nanowire semiconductor layer having nanowires aligned in one direction in a channel region is disclosed. The nanowire semiconductor layer is selectively formed in the channel region. A method for fabricating the TFT, a liquid crystal display (LCD) device using the TFT, and a method for manufacturing the LCD device are also disclosed. The TFT fabricating method includes forming alignment electrodes on the insulating film such that the alignment electrodes face each other, to define a channel region, forming an organic film, to expose the channel region, coating a nanowire-dispersed solution on an entire surface of a substrate including the organic film, forming a nanowire semiconductor layer in the channel region by generating an electric field between the alignment electrodes such that nanowires of the nanowire semiconductor layer are aligned in a direction, and removing the organic film.
    Type: Application
    Filed: August 31, 2010
    Publication date: December 30, 2010
    Applicant: LG Display Co., Ltd.
    Inventors: Bo Hyun Lee, Tae Hyoung Moon, Jae Hyun Kim
  • Patent number: 7842560
    Abstract: A method of manufacturing a thin film transistor includes: forming a gate insulating layer on a substrate having a gate electrode; forming a semiconductor layer of nanomaterial on the gate insulating layer; forming a source electrode and a drain electrode on the gate insulating layer; and applying a voltage to the source electrode and the drain electrode to arrange a direction of the nanomaterial.
    Type: Grant
    Filed: December 7, 2007
    Date of Patent: November 30, 2010
    Assignee: LG Display Co., Ltd.
    Inventors: Bo Hyun Lee, Tae Hyoung Moon
  • Patent number: 7807082
    Abstract: An apparatus for fabricating a flat panel display device including a preparation unit to form a thin film layer and a etch-resist on a substrate and a hard mold to mold the etch-resist, the hard mold including a back plate and a molding pattern.
    Type: Grant
    Filed: June 19, 2006
    Date of Patent: October 5, 2010
    Assignee: LG Display Co., Ltd.
    Inventors: Jin Wuk Kim, Bo Hyun Lee