Patents by Inventor In Ji CHOI

In Ji 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).

  • 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: 20250149646
    Abstract: A battery includes an electrode assembly having a first uncoated portion and a second uncoated portion; a housing having an open portion formed at one side and configured to accommodate the electrode assembly through the open portion; a first current collector coupled with the first uncoated portion and located inside the housing; a cap configured to cover the open portion; and a spacer. The spacer includes a spacer portion interposed between the first current collector and the cap and configured to prevent movement of the electrode assembly, a gasket portion interposed between the housing and the cap and configured to seal the gap between the cap and the housing, and a connection portion configured to connect the spacer portion and the gasket portion and having a bending portion configured to switch an extension direction thereof between the spacer portion and the gasket portion.
    Type: Application
    Filed: January 20, 2023
    Publication date: May 8, 2025
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Bo-Hyun KANG, Do-Gyun KIM, Geon-Woo MIN, Min-Ki JO, Su-Ji CHOI, Kwang-Su HWANGBO
  • Patent number: 12289102
    Abstract: An impedance calibration circuit includes a first leg set having an impedance calibrated to a first target impedance according to an impedance control code during an activation period of a first timing control signal, a second leg set having an impedance calibrated to a second target impedance according to the impedance control code during an activation period of a second timing control signal, a code generation circuit configured to calibrate and output a value of the impedance control code according to a result of comparing a voltage of a node, to which the first leg set is connected, with a reference voltage, and a timing control signal generation circuit configured to generate the first timing control signal and the second timing control signal having different activation periods in response to an impedance calibration enable signal.
    Type: Grant
    Filed: December 20, 2022
    Date of Patent: April 29, 2025
    Assignee: SK hynix Inc.
    Inventor: Eun Ji Choi
  • Publication number: 20250125500
    Abstract: A cylindrical secondary battery includes an electrode assembly provided with an electrode tab; a battery can configured to accommodate the electrode assembly; a terminal configured to pass through the battery can and insulated from the battery can; and a collector configured to electrically connect the electrode tab to the terminal. The collector may include an edge part; a terminal coupling part disposed inside the edge part and coupled to the terminal; a bridge configured to connect the edge part to the terminal coupling part; and a tab coupling part extending inward from the edge part, spaced apart from the bridge and the terminal coupling part, and coupled to the electrode tab. An inner end of the tab coupling part may have a width that gradually decreases as it approaches the terminal coupling part.
    Type: Application
    Filed: January 25, 2023
    Publication date: April 17, 2025
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Su Ji CHOI, Kwang Su HWANGBO, Do Gyun KIM, Min Ki JO, Kwang Hun KO
  • Publication number: 20250104434
    Abstract: Provided is a video-based parking space occupancy detection artificial intelligence learning method. The method includes: detecting objects from a video taken of a plurality of parking spaces in a parking lot; generating learning data based on cumulative feature information that accumulates, over a certain period of time, feature information corresponding to the object detected from each image constituting the video; and learning artificial intelligence for detecting whether the object occupies the parking space based on the learning data.
    Type: Application
    Filed: September 17, 2024
    Publication date: March 27, 2025
    Applicant: VESTELLALAB INC.
    Inventors: Dong Su LEE, Yung Ji CHOI, Sangsu JUNG, Eun Jung LEE
  • Publication number: 20250105470
    Abstract: A current collector, which electrically connects an electrode assembly and a battery housing included in a cylindrical battery, is provided. The current collector includes a loop-shaped portion configured to surround a periphery of a central axis of the electrode assembly to define an opening region that exposes the first electrode tab; a tab coupling portion configured to extend toward the opening region from an inner side of the loop-shaped portion adjacent to the opening region and coupled with the first electrode tab exposed through the opening region; and a housing coupling portion configured to extend toward the inner circumference of the battery housing from an outer side of the loop-shaped portion and coupled with the battery housing.
    Type: Application
    Filed: November 28, 2022
    Publication date: March 27, 2025
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Jae-Won LIM, Hak-Kyun KIM, Je-Jun LEE, Ji-Min JUNG, Su-Ji CHOI
  • Publication number: 20250104300
    Abstract: Provided is a method for generating a smart map. The method includes: receiving a pre-prepared unstructured map; extracting and subtracting at least one target element data among a plurality of element data included in the unstructured map; and constructing a smart map based on the extracted element data when the extracting and subtracting of the target element data from the unstructured map is completed.
    Type: Application
    Filed: September 20, 2024
    Publication date: March 27, 2025
    Applicant: VESTELLALAB INC.
    Inventors: Yung Ji CHOI, Sangsu JUNG, Eun Jung LEE
  • 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
  • Patent number: 12232572
    Abstract: A method for acquiring information of a foot, the method includes: acquiring an image captured by simultaneously photographing a user's foot and an item having a standardized size; and calculating information of the user's foot from the image. The calculating the information of the user's foot from the image includes: calculating positions of vertices of the item from the image; and calculating a region where the user's foot is located in the image. The calculating the positions of the vertices of the item from the image includes: calculating one or more feature points corresponding to a corner in the image; and selecting the vertices of the item among the one or more feature points, and the one or more feature points are calculated by using brightness values of pixels in the image.
    Type: Grant
    Filed: September 4, 2023
    Date of Patent: February 25, 2025
    Assignee: PERFITT, INC.
    Inventors: Steena Sun Yong Lee, Ye Ji Choi
  • Patent number: 12223444
    Abstract: Disclosed is an accelerator and a method of operating the accelerator including determining whether any group shares weights of a first group from among groups, determining a presence of an idle processing element (PE) array, in response to no group sharing the weights of the first group, and selecting a second group having a memory time overlapping a computation time of the first group from among the groups, in response to the idle PE array being present.
    Type: Grant
    Filed: July 12, 2021
    Date of Patent: February 11, 2025
    Assignees: Samsung Electronics Co., Ltd., Industry-Academic Cooperation Foundation, Yonsei University
    Inventors: Ho Young Kim, Won Woo Ro, Sung Ji Choi
  • Publication number: 20250023530
    Abstract: A receiver circuit includes a first amplification stage and a second amplification stage. The first amplification stage is configured to generate a first output signal by differentially amplifying an input signal pair. The second amplification stage is configured to generate a second output signal by amplifying the first output signal. The receiver circuit is configured to deactivate the second amplification stage and then deactivate the first amplification stage.
    Type: Application
    Filed: December 12, 2023
    Publication date: January 16, 2025
    Applicant: SK hynix Inc.
    Inventors: Jun Seo JANG, Bon Kwang KOO, Beom Kyu SEO, Soon Sung AN, Sung Hwa OK, Eun Ji CHOI, Jae Hyeong HONG
  • Patent number: 12199247
    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: February 4, 2022
    Date of Patent: January 14, 2025
    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
  • Publication number: 20250015404
    Abstract: A battery having an electrode assembly having a first uncoated portion and a second uncoated portion; a housing having an open portion formed at one side and configured to accommodate the electrode assembly through the open portion; a first current collector coupled with the first uncoated portion and located inside the housing; a cap configured to cover the open portion; and a spacer assembly having a spacer portion interposed between the first current collector and the cap and configured to prevent movement of the electrode assembly, a gasket portion interposed between the housing and the cap and configured to seal the gap between the cap and the housing, and a connection portion configured to connect the spacer portion and the gasket portion and to rotate the spacer portion when a force exceeding a criterion value is applied in a direction from the gasket portion toward the spacer portion is provided.
    Type: Application
    Filed: January 20, 2023
    Publication date: January 9, 2025
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Min-Ki JO, Bo-Hyun KANG, Kwang-Hun KO, Do-Gyun KIM, Su-Ji CHOI, Kwang-Su HWANGBO
  • Publication number: 20250015402
    Abstract: Disclosed is a cylindrical battery, which includes an electrode assembly; a battery housing accommodating the electrode assembly and electrically connected to the second uncoated portion; a cap plate configured to seal the open portion of the battery housing; a current collecting plate having a rim portion, an uncoated portion coupling portion coupled to the first uncoated portion, and a terminal coupling portion spaced apart from the uncoated portion coupling portion; an electrode terminal riveted through a perforated hole formed in a closed portion and coupled to the terminal coupling portion; and an insulating gasket interposed between the electrode terminal and the perforated hole, wherein the electrode terminal includes a body portion; an outer flange portion; an inner flange portion; and a flat portion provided on an inner side of the inner flange portion and coupled to the terminal coupling portion.
    Type: Application
    Filed: October 21, 2022
    Publication date: January 9, 2025
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Su-Ji CHOI, Geon-Woo MIN
  • Publication number: 20250006231
    Abstract: A transceiver includes a first inverter chain configured to deliver a signal in response to an enable signal and a second inverter chain which is coupled to the first inverter chain in parallel and configured to output a reset value of the signal in response to an inverted enable signal.
    Type: Application
    Filed: November 2, 2023
    Publication date: January 2, 2025
    Inventors: Jun Seo JANG, Sung Hwa OK, Eun Ji CHOI, Jae Hyeong HONG
  • Patent number: 12182490
    Abstract: A semiconductor design automation system comprises a simulator configured to generate simulation data, a recovery module configured to correct a sampling error of the simulation data to generate recovery simulation data, a hardware data module configured to generate real data, a preprocessing module configured to preprocess the real data to generate preprocessed real data, a database configured to store the recovery simulation data and the preprocessed real data, a first graphic user interface including an automatic simulation generator configured to generate a machine learning model of the recovery simulation data and the preprocessed real data and generate predicted real data therefrom, and a second graphic user interface including a visualization unit configured to generate a visualized virtualization process result from the machine learning model.
    Type: Grant
    Filed: May 12, 2023
    Date of Patent: December 31, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Song-Yi Han, Jae Min Kim, Jae Ho Kim, Ji-Seong Doh, Kang-Hyun Baek, Young Kyou Shin, Seong Hun Jang, Young Jun Cho, Yun Ji Choi
  • Publication number: 20240396094
    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: Application
    Filed: July 31, 2024
    Publication date: November 28, 2024
    Applicant: 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
  • Publication number: 20240380033
    Abstract: A cylindrical secondary battery includes an electrode assembly including a first uncoated region having a first polarity and a second uncoated region having a second polarity, a battery can accommodating the electrode assembly, the battery can electrically connected to the second uncoated region, the battery can having different thicknesses, the battery can having a penetrating terminal electrically connected to the first uncoated region through a surface of the battery can, and a cap plate configured to close the open portion of the battery can.
    Type: Application
    Filed: August 8, 2022
    Publication date: November 14, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Min-Ki JO, Bo-Hyun KANG, Do-Gyun KIM, Su-Ji CHOI, Kwang-Su HWANGBO
  • Patent number: 12142734
    Abstract: A battery can include an electrode assembly, a battery housing, a terminal and a cap. The electrode assembly can have a first electrode, a second electrode and a separator between the first electrode and the second electrode. Each of the first electrode and the second electrode can have 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. The battery housing can have a first end with a first opening and a second end with a second opening opposite the first end. The terminal can be 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.
    Type: Grant
    Filed: April 6, 2023
    Date of Patent: November 12, 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: 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