Patents by Inventor Chul-woo Lee

Chul-woo 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: 20240154166
    Abstract: The present disclosure relates to a lithium secondary battery in which an abnormal voltage drop phenomenon is improved. The lithium secondary battery comprises a negative electrode comprising a negative electrode active material, a positive electrode comprising a positive electrode active material represented by Formula 1, a separator disposed between the positive electrode and the negative electrode, and a non-aqueous electrolyte solution, wherein the non-aqueous electrolyte solution comprises a lithium salt, a non-aqueous organic solvent, a compound represented by Formula 2 as a first additive, and lithium difluorophosphate as a second additive: LiaNixCOyM1zM2wO2??[Formula 1] wherein all the variables are described herein.
    Type: Application
    Filed: October 4, 2022
    Publication date: May 9, 2024
    Applicant: LG Energy Solution, Ltd.
    Inventors: Ha Eun Kim, Chul Haeng Lee, Jeong Woo Oh, Byung Chun Park, Hyung Tae Kim, Young Mi Seo
  • Patent number: 11978857
    Abstract: The present disclosure provides a non-aqueous electrolyte including an additive for a non-aqueous electrolyte represented by Formula 1 below: wherein, R1 to R5 may each independently be any one selected from the group consisting of H, an alkenyl group having 2 to 20 carbon atoms, an alkynyl group having 2 to 20 carbon atoms, an alkoxy group having 1 to 20 carbon atoms, a cycloalkyl group having 3 to 12 carbon atoms, a cycloalkenyl group having 3 to 12 carbon atoms, and a nitrile group.
    Type: Grant
    Filed: September 29, 2022
    Date of Patent: May 7, 2024
    Assignee: LG Energy Solution, Ltd.
    Inventors: Hyung Tae Kim, Chul Haeng Lee, Jeong Woo Oh, Byung Chun Park, Young Mi Seo, Sung Guk Park
  • Patent number: 11973189
    Abstract: A non-aqueous electrolyte for a lithium secondary battery and a lithium secondary battery including the same are disclosed herein. In some embodiments, a non-aqueous electrolyte for a lithium secondary battery includes an organic solvent, a lithium salt, and a compound represented by Formula 1. In some embodiments, the compound represented by Formula 1 is present in an amount of 0.5 part by weight to 5 parts by weight based on 100 parts by weight of the non-aqueous electrolyte.
    Type: Grant
    Filed: April 24, 2020
    Date of Patent: April 30, 2024
    Assignee: LG Energy Solution, Ltd.
    Inventors: Jeong Woo Oh, Chul Haeng Lee, Yoo Sun Kang
  • Patent number: 11969397
    Abstract: The present invention relates to a composition for preventing or treating transplantation rejection or a transplantation rejection disease, comprising a novel compound and a calcineurin inhibitor. A co-administration of the present invention 1) reduces the activity of pathogenic Th1 cells or Th17 cells, 2) increases the activity of Treg cells, 3) has an inhibitory effect against side effects, such as tissue damage, occurring in the sole administration thereof, 4) inhibits various pathogenic pathways, 5) inhibits the cell death of inflammatory cells, and 6) increases the activity of mitochondria, in an in vivo or in vitro allogenic model, a transplantation rejection disease model, a skin transplantation model, and a liver-transplanted patient, and thus inhibits transplantation rejection along with mitigating side effects possibly occurring in the administration of a conventional immunosuppressant alone.
    Type: Grant
    Filed: November 7, 2019
    Date of Patent: April 30, 2024
    Assignee: THE CATHOLIC UNIVERSITY OF KOREA INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Mi-La Cho, Dong-Yun Shin, Jong-Young Choi, Chul-Woo Yang, Sung-Hwan Park, Seon-Yeong Lee, Min-Jung Park, Joo-Yeon Jhun, Se-Young Kim, Hyeon-Beom Seo, Jae-Yoon Ryu, Keun-Hyung Cho
  • Publication number: 20240131027
    Abstract: The present invention relates to a pharmaceutical composition comprising a novel compound as an active ingredient for prevention or treatment of transplant rejection. The novel compound SD911 of the present invention was identified to repress the migration of immune cells, increase the engraftment and viability of a grafted tissue, and regulate immune cells. In addition, it was found in a kidney transplantation model that the compound restrained human PBMC from suppressing the engraftment and damaging renal tissues and downregulated the expression of the inflammatory cytokine IL-17, with the consequent effective prevention and treatment of transplant rejection.
    Type: Application
    Filed: April 6, 2022
    Publication date: April 25, 2024
    Applicant: THE CATHOLIC UNIVERSITY OF KOREA INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Chul Woo YANG, Dongyun SHIN, Sun Woo LIM, Mi La CHO, Yoo Jin SHIN, Seon Yeong LEE, A Ram LEE
  • Patent number: 11961223
    Abstract: An apparatus for predicting performance of a wheel in a vehicle: includes a learning device that generates a latent space for a plurality of two-dimensional (2D) wheel images based on a convolutional autoencoder (CAE), extracts a predetermined number of the plurality of 2D wheel images from the latent space, and learns a dataset having the plurality of 2D wheel images and performance values corresponding to the plurality of 2D wheel images; and a controller that predicts performance for the plurality of 2D wheel images based on a performance prediction model obtained by the learning device.
    Type: Grant
    Filed: April 20, 2021
    Date of Patent: April 16, 2024
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, SOOKMYUNG WOMEN'S UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Jong Ho Park, Chang Gon Kim, Chul Woo Jung, Sang Min Lee, Min Kyoo Kang, Ji Un Lee, Kwang Hyeon Hwang, Nam Woo Kang, So Young Yoo, Seong Sin Kim, Sung Hee Lee
  • Publication number: 20240109858
    Abstract: The present invention relates to a compound capable of lowering the flammability of a non-aqueous electrolyte when included in the non-aqueous electrolyte and improving the life properties of a battery by forming an electrode-electrolyte interface which is stable at high temperatures and low in resistance, and relates to a compound represented by Formula I descried herein, a non-aqueous electrolyte solution and a lithium secondary battery both including the compound, n, m, Ak, and X are described herein.
    Type: Application
    Filed: March 23, 2022
    Publication date: April 4, 2024
    Applicants: LG Chem, Ltd., LG Energy Solution, Ltd.
    Inventors: Jung Keun Kim, Su Jeong Kim, Mi Sook Lee, Won Kyun Lee, Duk Hun Jang, Jeong Ae Yoon, Kyoung Hoon Kim, Chul Haeng Lee, Mi Yeon Oh, Kil Sun Lee, Jung Min Lee, Esder Kang, Chan Woo Noh, Chul Eun Yeom
  • Patent number: 11929520
    Abstract: Disclosed herein is a porous separator for electrochemical devices, configured to guarantee electrical insulation between a positive electrode and a negative electrode, wherein the porous separator includes no polyolefin substrate, and includes inorganic particles, a binder for coupling between the inorganic particles, and a crosslinking agent.
    Type: Grant
    Filed: April 17, 2019
    Date of Patent: March 12, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Kyoung Ho Ahn, Kwan Woo Nam, Chul Haeng Lee, Young Duk Kim, Je An Lee
  • Patent number: 11916197
    Abstract: An electrolyte solution additive for a secondary battery, a non-aqueous electrolyte solution including the same, and a lithium secondary battery including the same are disclosed herein. To be specific, the above non-aqueous electrolyte solution includes the electrolyte solution additive comprising the compound represented by Formula 1: wherein, in Formula 1, R1 and R2 are each independently an unsubstituted or substituted alkylene group having 1 to 5 carbon atoms, and L is a direct bond, —O—, —COO—, —RO—, or —R?COO—, wherein R and R? are each independently an alkylene group having 1 to 10 carbon atoms. The additive has an excellent effect of scavenging a decomposition product generated from a lithium salt.
    Type: Grant
    Filed: March 24, 2022
    Date of Patent: February 27, 2024
    Assignee: LG Energy Solution, Ltd.
    Inventors: Jeong Woo Oh, Chul Haeng Lee, Sung Guk Park
  • Patent number: 11825153
    Abstract: A display apparatus, a control method thereof and a recording medium are provided. The display apparatus includes: a display; a communicator configured to communicate with at least one external apparatus; and a processor configured to: control a user interface (UI) to be displayed on the display, the UI including a first item corresponding to the display apparatus and a second item corresponding to the at least one external apparatus and being displayed to distinguish between an external apparatus connected to the display apparatus and an external apparatus disconnected from the display apparatus, and, based on one of at least one of the second item being selected, control the external apparatus corresponding to the selected item to be connected to or disconnected from the display apparatus through the communicator.
    Type: Grant
    Filed: October 12, 2022
    Date of Patent: November 21, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin Joo Chung, Woo Seok Kang, Doo Hyun Kim, Sang Kwon Na, Chul Woo Lee, Doo Chan Hwang, Ki Won Yoo
  • Publication number: 20230319375
    Abstract: The inventive concept relates to a method for producing a multi-reactive video and providing a multi-reactive video service, and a program using the same. It is possible to grasp a user's reaction to a video by recording manipulation details for a specific user's multi-reactive video. For example, it is possible to grasp the object of interest and the degree of interest of a user and to grasp a user interest in the user, by grasping the number of touch manipulations to the user's multi-reactive video, a frame in which a touch manipulation has been performed, and an object in the frame, or the like.
    Type: Application
    Filed: June 8, 2023
    Publication date: October 5, 2023
    Applicant: Momenti, Inc.
    Inventor: Chul Woo LEE
  • Publication number: 20230305741
    Abstract: The present disclosure relates to a storage device including a memory device having a plurality of memory cells and performing a program operation to store write data in the plurality of memory cells, a buffer memory device temporarily storing therein the write data, and a memory controller controlling the buffer memory device and the memory device to temporarily store in the buffer memory device, the write data received from a host memory included in a host and provide the write data from the buffer memory device to the memory device in response to a write command received from the host, wherein the memory controller comprises a buffer memory manager determining, based on a used capacity of the buffer memory device whether to transfer, to the host, a command completion with respect to the write command at a first time point or a second time point.
    Type: Application
    Filed: September 30, 2022
    Publication date: September 28, 2023
    Inventor: Chul Woo LEE
  • Publication number: 20230273719
    Abstract: Disclosed is a multi-reactive video generating method and program that performs various condition playbacks depending on a user’s manipulation, based on a video database (e.g., a basic video) in which a general video or a plurality of image frames are stored. According to an embodiment of the inventive concept, various actions (i.e., reactions) may be applied as the multi-reactive video generation file is played with a general video or a combination of a plurality of image frames.
    Type: Application
    Filed: May 8, 2023
    Publication date: August 31, 2023
    Applicant: Momenti, Inc.
    Inventor: Chul Woo LEE
  • Publication number: 20230273451
    Abstract: A stereoscopic image apparatus that is capable of minimizing loss of optical energy and improving quality of a stereoscopic image is disclosed. The stereoscopic image apparatus includes a polarizing beam splitter to reflect or transmit incident light based on polarization components of the light to split the light in at least three different directions, a reflective member to reflect the light reflected by the polarizing beam splitter to a screen, at least one modulator to modulate the light reflected by the reflective member and the light transmitted through the polarizing beam splitter, and a refractive member disposed in an advancing direction of light to be incident upon the polarizing beam splitter to refract the light to be incident upon the polarizing beam splitter.
    Type: Application
    Filed: November 8, 2022
    Publication date: August 31, 2023
    Inventors: Chul Woo Lee, Sung Ho Cho, Byung Gul Lim
  • Patent number: 11706503
    Abstract: The inventive concept relates to a method for producing a multi-reactive video and providing a multi-reactive video service, and a program using the same. It is possible to grasp a user's reaction to a video by recording manipulation details for a specific user's multi-reactive video. For example, it is possible to grasp the object of interest and the degree of interest of a user and to grasp a user interest in the user, by grasping the number of touch manipulations to the user's multi-reactive video, a frame in which a touch manipulation has been performed, and an object in the frame, or the like.
    Type: Grant
    Filed: October 22, 2021
    Date of Patent: July 18, 2023
    Assignee: Momenti, Inc.
    Inventor: Chul Woo Lee
  • Patent number: 11693595
    Abstract: The present technology provides a method of operating a host communicating with a memory system including a journal area and a data area. The method of operating the host includes determining to update old data stored in the memory system, transferring, to the memory system, a write command for writing journal data and meta journal data for updating the old data to the journal area, and transferring, to the memory system, a write command for writing new data corresponding to the journal data to the data area in response to a write completion of the meta journal data and the journal data received from the memory system. Each of the meta journal data and the journal data includes a descriptor identifier (ID) indicating the same write transaction.
    Type: Grant
    Filed: July 13, 2021
    Date of Patent: July 4, 2023
    Assignee: SK hynix Inc.
    Inventors: Chul Woo Lee, Jeong Hyun Kim, Byong Woo Ryu, Min Su Son, Na Young Lee
  • Publication number: 20230042014
    Abstract: A display apparatus, a control method thereof and a recording medium are provided. The display apparatus includes: a display; a communicator configured to communicate with at least one external apparatus; and a processor configured to: control a user interface (UI) to be displayed on the display, the UI including a first item corresponding to the display apparatus and a second item corresponding to the at least one external apparatus and being displayed to distinguish between an external apparatus connected to the display apparatus and an external apparatus disconnected from the display apparatus, and, based on one of at least one of the second item being selected, control the external apparatus corresponding to the selected item to be connected to or disconnected from the display apparatus through the communicator.
    Type: Application
    Filed: October 12, 2022
    Publication date: February 9, 2023
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jin Joo CHUNG, Woo Seok Kang, Doo Hyun Kim, Sang Kwon NA, Chul Woo Lee, Doo Chan Hwang, Ki Won Yoo
  • Patent number: 11503364
    Abstract: A display apparatus, a control method thereof and a recording medium are provided. The display apparatus includes: a display; a communicator configured to communicate with at least one external apparatus; and a processor configured to: control a user interface (UI) to be displayed on the display, the UI including a first item corresponding to the display apparatus and a second item corresponding to the at least one external apparatus and being displayed to distinguish between an external apparatus connected to the display apparatus and an external apparatus disconnected from the display apparatus, and, based on one of at least one of the second item being selected, control the external apparatus corresponding to the selected item to be connected to or disconnected from the display apparatus through the communicator.
    Type: Grant
    Filed: October 24, 2018
    Date of Patent: November 15, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin Joo Chung, Woo Seok Kang, Doo Hyun Kim, Sang Kwon Na, Chul Woo Lee, Doo Chan Hwang, Ki Won Yoo
  • Patent number: 11466865
    Abstract: The present disclosure relates to a cooking appliance disposed above a household appliance to simultaneously perform a hood function and an oven function. The cooking appliance includes a housing, a base plate configured to be coupled to the housing, a cooking chamber disposed inside the housing, a door coupled to the housing to open and close the cooking chamber, and a deflector spaced apart from a lower end of the door and coupled to a front edge of the base plate to cover the lower end of the door from hot air generated and transferred from a household appliance installed below the base plate.
    Type: Grant
    Filed: September 4, 2018
    Date of Patent: October 11, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chul Woo Lee, Won Woo Ko, Sun Ki Kim, Eon Joong Kim, Ju Hee Kim
  • Publication number: 20220269360
    Abstract: The present disclosure related to a method for playing a multidimensional reaction-type image. The method includes at least: receiving, by a computer, input manipulation to an object from a user; and extracting, by the computer, an image frame matched to a detailed cell corresponding to location information and depth information in a reaction-type image, depending on the location information and the depth information of the input manipulation received at each playback time point. The depth information is information about pressure strength of the input manipulation applied to the reaction-type image or time length to which the input manipulation is applied. The location information is information about a location of a two-dimensional space in which the input manipulation is applied to the reaction-type image.
    Type: Application
    Filed: May 13, 2022
    Publication date: August 25, 2022
    Inventor: Chul Woo LEE