Patents by Inventor Jae Woo Choi

Jae Woo Choi 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: 12136706
    Abstract: A battery, includes an electrode assembly having a first electrode, a second electrode and a separator, wherein each of the first electrode and the second electrode has a first portion including an active material corresponding to the separator, and a second portion exposed beyond the separator and not coated with the active material; a battery housing having a first end with a first opening and a second end with a second opening opposite the first end, the battery housing accommodating the electrode assembly through the second opening at the second end and electrically connected to the second portion of the second electrode; a terminal electrically connected to the second portion of the first electrode and exposed out of the battery housing through the first opening of the battery housing at the first end; and a cap covering and sealing the second opening at the second end of the battery housing.
    Type: Grant
    Filed: January 19, 2022
    Date of Patent: November 5, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Kwang-Su Hwangbo, Do-Gyun Kim, Geon-Woo Min, Hae-Jin Lim, Min-Ki Jo, Su-Ji Choi, Bo-Hyun Kang, Jong-Sik Park, Jae-Won Lim, Yu-Sung Choe, Hak-Kyun Kim, Je-Jun Lee, Byoung-Gu Lee, Duk-Hyun Ryu, Kwan-Hee Lee, Jae-Eun Lee, Jae-Woong Kim, Ji-Min Jung, Jin-Hak Kong, Soon-O Lee, Kyu-Hyun Choi, Pil-Kyu Park
  • Patent number: 12136707
    Abstract: A battery can include an electrode assembly including a first electrode, a second electrode, and a separator between the first electrode and the second electrode. The first electrode can have a pair of first sides and a pair of second sides extending between the pair of first sides, a first portion including an active material extending between the pair of first sides, and a second portion extending between the pair of first sides and exposed beyond the separator along a winding direction. The battery can further include a battery housing having a first opening at a first end and a second end with a second opening opposite the first end, a first current collector including a support portion positioned on the electrode assembly, and a housing cover which seals the first opening.
    Type: Grant
    Filed: April 7, 2023
    Date of Patent: November 5, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Jae-Won Lim, Hak-Kyun Kim, Je-Jun Lee, Ji-Min Jung, Su-Ji Choi, Kwang-Su Hwangbo, Do-Gyun Kim, Geon-Woo Min, Hae-Jin Lim, Min-Ki Jo, Jae-Woong Kim, Jong-Sik Park, Yu-Sung Choe, Byoung-Gu Lee, Duk-Hyun Ryu, Kwan-Hee Lee, Jae-Eun Lee, Bo-Hyun Kang, Jin-Hak Kong, Soon-O Lee, Kyu-Hyun Choi, Pil-Kyu Park
  • Patent number: 12132175
    Abstract: An electrode assembly includes a first electrode; a second electrode; and a separator, the first electrode, the second electrode, and the separator wound about an axis defining a core and an outer circumference of the electrode assembly. The first electrode has a pair of first sides and a pair of second sides, a first portion extending between the pair of first sides, and a second portion extending between the pair of first sides, the first portion being coated with an active material, and at least a part of the second portion includes an electrode tab. The second portion includes a first part adjacent to the core of the electrode assembly, a second part adjacent to the outer circumference of the electrode assembly, and a third part between the first part and the second part. The first or second part has a smaller height than the third part.
    Type: Grant
    Filed: December 21, 2022
    Date of Patent: October 29, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Jong-Sik Park, Jae-Won Lim, Yu-Sung Choe, Hak-Kyun Kim, Je-Jun Lee, Byoung-Gu Lee, Duk-Hyun Ryu, Kwan-Hee Lee, Jae-Eun Lee, Pil-Kyu Park, Kwang-Su Hwangbo, Do-Gyun Kim, Geon-Woo Min, Hae-Jin Lim, Min-Ki Jo, Su-Ji Choi, Bo-Hyun Kang, Jae-Woong Kim, Ji-Min Jung, Jin-Hak Kong, Soon-O Lee, Kyu-Hyun Choi
  • Patent number: 12132227
    Abstract: A battery can include an electrode assembly having a first electrode, a second electrode and a separator. The first electrode can include a first active material region coated with an active material layer along a winding direction and a first uncoated region not coated with the active material layer, and at least part of the first uncoated region used as an electrode tab. The battery can further include a first current collector coupled to at least part of the first uncoated region on the electrode assembly, a battery housing to accommodate the electrode assembly and the first current collector, and an insulator between an inner surface of the battery housing facing the first uncoated region or the first current collector and the first uncoated region or the first current collector to block the electrical connection between the first uncoated region and the battery housing.
    Type: Grant
    Filed: April 7, 2023
    Date of Patent: October 29, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Min-Ki Jo, Bo-Hyun Kang, Do-Gyun Kim, Geon-Woo Min, Su-Ji Choi, Kwang-Su Hwangbo, Hae-Jin Lim, Jin-Hak Kong, Soon-O Lee, Kyu-Hyun Choi, Jae-Won Lim, Hak-Kyun Kim, Je-Jun Lee, Ji-Min Jung, Jae-Woong Kim, Jong-Sik Park, Yu-Sung Choe, Byoung-Gu Lee, Duk-Hyun Ryu, Kwan-Hee Lee, Jae-Eun Lee, Pil-Kyu Park
  • 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: 12125986
    Abstract: A battery includes an electrode assembly including a first electrode, second electrode, and a separator between the first electrode and the second electrode, the first electrode including a first region coated with an active material and a second region at a first side and adjacent to the first region, the second region being exposed beyond the separator, and at least part of the second region is an electrode tab; a housing including a first end with a first opening, the housing accommodating the electrode assembly; a first current collector including an edge portion on the electrode assembly, a second region coupling portion extending from the edge portion and coupled with the second region, and a terminal coupling portion spaced apart from the second region coupling portion; and a terminal coupled with the terminal coupling portion.
    Type: Grant
    Filed: April 6, 2023
    Date of Patent: October 22, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Su-Ji Choi, Kwang-Su Hwangbo, Do-Gyun Kim, Geon-Woo Min, Min-Ki Jo, Jae-Won Lim, Hak-Kyun Kim, Je-Jun Lee, Ji-Min Jung, Hae-Jin Lim, Jae-Woong Kim, Jong-Sik Park, Yu-Sung Choe, Byoung-Gu Lee, Duk-Hyun Ryu, Kwan-Hee Lee, Jae-Eun Lee, Bo-Hyun Kang, Jin-Hak Kong, Soon-O Lee, Kyu-Hyun Choi, Pil-Kyu Park
  • Patent number: 12125985
    Abstract: An electrode assembly, a battery, and a battery pack and a vehicle including the same are provided. In the electrode assembly, a first electrode, a second electrode, and a separator interposed therebetween are wound based on an axis to define a core and an outer circumference. The first electrode includes a first portion coated with an active material and a second portion at a first side and adjacent the first portion, the second portion being exposed beyond the separator along a first axial direction of the electrode assembly. A part of the second portion is bent in a radial direction of the electrode assembly forming a first surface region including stacked layers of the second portion, and in a partial region of the first surface region, a number of the stacked layers of the second portion is 10 or more in the in the first axial direction.
    Type: Grant
    Filed: December 21, 2022
    Date of Patent: October 22, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Hae-Jin Lim, Jin-Hak Kong, Soon-O Lee, Kyu-Hyun Choi, Do-Gyun Kim, Su-Ji Choi, Kwang-Su Hwangbo, Geon-Woo Min, Min-Ki Jo, Jae-Won Lim, Hak-Kyun Kim, Je-Jun Lee, Ji-Min Jung, Jae-Woong Kim, Jong-Sik Park, Yu-Sung Choe, Byoung-Gu Lee, Duk-Hyun Ryu, Kwan-Hee Lee, Jae-Eun Lee, Bo-Hyun Kang, Pil-Kyu Park
  • Patent number: 12124151
    Abstract: A camera module includes a housing having an internal space, a lens module disposed in the internal space to be slidably movable with respect to the housing, and a driving portion configured to provide a driving force to move the lens module in an optical axis direction. The driving portion includes a wire portion having a length that changes as power is applied to the wire portion, the lens module comprises a guide portion configured to guide a movement of the lens module in the optical axis direction, and the wire portion is in contact with and supported by the guide portion.
    Type: Grant
    Filed: October 7, 2022
    Date of Patent: October 22, 2024
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Jae Woo Jun, Yun Kyoung Choi
  • Publication number: 20240343168
    Abstract: A power swivel device for a vehicle seat is configured to perform both swivel and monopost functions of the vehicle seat. The power swivel device includes a motor configured to swivel the seat and a reduction gear device configured to increase output torque of the motor, which are stacked in a vertical direction on a bottom of the seat. The power swivel device includes a lower housing; an upper housing stacked on and assembled to the lower housing; an eccentric shaft rotatably disposed relative to the lower housing and the upper housing; a motor driving unit mounted between the lower housing and the eccentric shaft; the reduction gear device installed between the upper housing and the eccentric shaft; and a swivel plate rotatably mounted on the reduction gear device and connected to a seat cushion frame.
    Type: Application
    Filed: August 22, 2023
    Publication date: October 17, 2024
    Inventors: Sang Ho Kim, Byung Yong Choi, So Young Yoo, Ji Hwan Kim, Sang Uk Yu, Dong Woo Kim, Young Joon Kim, Jae Ho Kim, Duck Yeol Kim, Ho Jin Jung
  • Publication number: 20240343169
    Abstract: A height adjustment device and a swivel device for a vehicle seat are configured to adjust seat height and swivel the vehicle seat. The height adjustment device includes a first reduction gear device disposed at a bottom of the vehicle seat and configured to increase output torque of a first motor and a lifting device engaged with the first reduction gear device and configured to move the seat upwards or downwards, and the swivel device includes a motor driving unit disposed at a bottom of the height adjustment device and a second reduction gear device configured to increase output torque of the motor driving unit, thereby making it possible not only to selectively perform seat height adjustment and swivel operation, but also to perform a monopost function of the seat in a state in which the height adjustment device and the swivel device are stacked in a vertical direction.
    Type: Application
    Filed: September 7, 2023
    Publication date: October 17, 2024
    Inventors: Ki Ryung Lee, Sang Uk Yu, Ji Hwan Kim, So Young Yoo, Sang Ho Kim, Byung Yong Choi, Dong Woo Kim, Young Joon Kim, Jae Ho Kim
  • Patent number: 12114963
    Abstract: An apparatus for non-invasively measuring bio-information is provided. The apparatus for estimating bio-information may include a pulse wave sensor including a plurality of channels, and configured to measure pulse wave signals at a plurality of points of an object; and a processor configured to generate oscillograms corresponding to the plurality of channels based on the pulse wave signals measured by the plurality of channels; determine a channel, from among the plurality of channels, for estimating the bio-information based on the oscillograms; and estimate the bio-information based on an oscillogram of the channel.
    Type: Grant
    Filed: December 29, 2020
    Date of Patent: October 15, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang Yun Park, Hye Rim Lim, Jin Woo Choi, Jae Min Kang
  • Publication number: 20240340950
    Abstract: Disclosed are a method and device for bidirectional communication in a wireless LAN. The method of a first STA comprises the steps of: receiving, from an AP, a first frame including an information element indicating TXOP sharing; confirming a shared TXOP duration on the basis of the first frame; and communicating with a second STA within the shared TXOP duration.
    Type: Application
    Filed: August 11, 2022
    Publication date: October 10, 2024
    Inventors: Sung Hyun HWANG, Kyu Min KANG, Jae Cheol PARK, Jin Hyung OH, Dong Woo LIM, Su Na CHOI, Yong Ho KIM
  • Publication number: 20240340975
    Abstract: A method and apparatus for NSTR communication in a communication system supporting multiple links are disclosed. A method for a first device comprises the steps of: if a first backoff operation has succeeded on a first link belonging to a first pair of NSTR links on which an STR operation of a second device is not supported, transmitting a first data frame to the second device on the first link; performing a second backoff operation for transmission of a second data frame on a second link belonging to the first pair of NSTR links; if the second backoff operation has succeeded on the second link, identifying whether or not a transmission operation of the second device is performed on the first link belonging to the pair of NSTR links; and transmitting the second data frame to the second device on the second link.
    Type: Application
    Filed: July 19, 2022
    Publication date: October 10, 2024
    Inventors: Sung Hyun HWANG, Kyu Min KANG, Jae Cheol PARK, Jin Hyung OH, Dong Woo LIM, Su Na CHOI, Yong Ho KIM
  • Publication number: 20240340609
    Abstract: A method and apparatus for generating late reverberation are provided. The method includes generating a reverberation parameter required to generate late reverberation based on an early room impulse response, outputting late reverberation based on the reverberation parameter, and outputting a room impulse response based on the early room impulse response and the late reverberation.
    Type: Application
    Filed: February 13, 2024
    Publication date: October 10, 2024
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Jung-Woo CHOI, Jae-hyoun YOO, Kyeongok KANG, Soo Young PARK, Yong Ju LEE, Dae Young JANG, Young Ho JEONG, Seongrae KIM
  • Publication number: 20240334509
    Abstract: A method and a device for direct communication in a communication system supporting multiple links are disclosed. A method of an AP MLD comprises the steps of: transmitting a trigger frame in multiple links including a first link and a second link; receiving a response frame for the trigger frame from a first STA associated with an STA MLD in the first link; receiving a first data frame from a third STA in the second link; and when a subject to receive the first data frame is a second STA associated with the STA MLD, transmitting a second data frame generated on the basis of the first data frame, to the first STA in the first link.
    Type: Application
    Filed: July 12, 2022
    Publication date: October 3, 2024
    Inventors: Sung Hyun HWANG, Kyu Min KANG, Jae Cheol PARK, Jin Hyung OH, Dong Woo LIM, Su Na CHOI, Yong Ho KIM, Ju Seong MOON
  • Patent number: 12105915
    Abstract: A display device includes a display unit including pixels. A sensor unit overlaps with the display unit and includes sensors. A sensor driver transmits a driving signal to the sensors, and receives sensing signals corresponding to the driving signal from the sensors. One sensing period includes a first sensing period and a second sensing period. The sensor driver transmits a first driving signal having a first frequency to the sensors in the first sensing period, and transmits a second driving signal having a second frequency different from the first frequency to the sensors in the second sensing period.
    Type: Grant
    Filed: July 27, 2022
    Date of Patent: October 1, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyun Wook Cho, Min Hong Kim, Tae Joon Kim, Hyung Bae Kim, Jung Mok Park, Il Ho Lee, Jae Woo Choi
  • Publication number: 20240322399
    Abstract: Disclosed is a fixing structure of an electrode terminal, and a battery, a battery pack and a vehicle including the same. The fixing structure of an electrode terminal includes a battery housing configured to be opened at one side and have a bottom at the other side in which a perforation hole is formed; an electrode terminal installed through the perforation hole not to contact an inner wall of the perforation hole; and a terminal gasket interposed between the electrode terminal and the perforation hole, and the electrode terminal includes a body portion inserted into the perforation hole; an outer flange portion configured to extend along an outer surface of the bottom of the battery housing from a first side of the body portion; an inner flange portion configured to extend toward an inner surface of the bottom of the battery housing from a second side of the body portion; and a flat portion provided to an inner side of the inner flange portion.
    Type: Application
    Filed: January 19, 2022
    Publication date: September 26, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Geon-Woo MIN, Min-Ki JO, Do-Gyun KIM, Jae-Woong KIM, Kwang-Su HWANGBO, Jong-Sik PARK, Jae-Won LIM, Yu-Sung CHOE, Hak-Kyun KIM, Je-Jun LEE, Byoung-Gu LEE, Duk-Hyun RYU, Kwan-Hee LEE, Jae-Eun LEE, Hae-Jin LIM, Su-Ji CHOI, Bo-Hyun KANG, Ji-Min JUNG, Jin-Hak KONG, Soon-O LEE, Kyu-Hyun CHOI, Pil-Kyu PARK
  • Patent number: 12099647
    Abstract: An electronic device and a control method using the same are provided. The electronic device may include: a photoplethysmography (PPG) sensor having a plurality of channels arranged isotropically; and a processor configured to: detect a center of gravity of an external force applied to a measurement area of the PPG sensor by an object, based on PPG signals that are detected from the plurality of channels when the object is in contact with the measurement area of the PPG sensor, and generate a control command based on a change in the detected center of gravity.
    Type: Grant
    Filed: March 31, 2023
    Date of Patent: September 24, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jae Min Kang, Seung Woo Noh, Byung Hoon Ko, Sang Yun Park, Jin Woo Choi
  • Publication number: 20240308396
    Abstract: A device for height adjustment and swivel of a seat for a vehicle has a structure in which a first motor for height adjustment of the seat, a first reduction gear device for increasing output torque of the first motor, and a lifting device configured to lift or lower the seat by being connected to the first reduction gear device are stacked in a vertical direction, and a second motor for driving of seat swivel, a second reduction gear device for increasing output torque of the second motor, a brake device configured to stop the seat are vertically stacked between a bottom of the seat and the first motor, in order to adjust the height of the seat, enable accurate swiveling, and carry out a monopost function of the seat.
    Type: Application
    Filed: August 16, 2023
    Publication date: September 19, 2024
    Inventors: Ji Hwan Kim, Byung Yong Choi, So Young Yoo, Sang Uk Yu, Sang Ho Kim, Dong Woo Kim, Young Joon Kim, Jae Ho Kim, Ho Jin Jung
  • Patent number: D1045152
    Type: Grant
    Filed: April 5, 2023
    Date of Patent: October 1, 2024
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Jae-Jin Hwang, Yong-Woo Park, Yong-Won Jeong, Hong-Seok Choi