Patents by Inventor Hyung Joo Noh

Hyung Joo Noh 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: 12054025
    Abstract: An apparatus for controlling a suspension of a vehicle includes: an illuminance sensor that measures illuminance outside the vehicle, a camera that takes an image of a road surface ahead the vehicle, and a controller that recognizes an obstacle located on the road surface based on the image of the road surface ahead the vehicle, determines a type of the obstacle depending on the measured illuminance outside the vehicle, and controls a damping force of the suspension based on control information corresponding to the type of the obstacle when the vehicle passes over the obstacle.
    Type: Grant
    Filed: May 6, 2021
    Date of Patent: August 6, 2024
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Hyung Jin Kim, Young Jae Kim, Yoon Kab Noh, Jong Hoon Choi, In Yong Jung, Byung Joo Kim
  • Publication number: 20230207803
    Abstract: The present invention relates to a positive electrode active material and a lithium secondary battery using a positive electrode comprising the same, and more particularly, to a positive electrode active material which has improved electrochemical properties and improved stability by controlling a pore area and a pore shape of a lithium composite oxide included in the positive electrode active material by adjusting the proportions of ammonia and caustic soda, used in co-precipitation for synthesizing a precursor of the positive electrode active material, and a lithium secondary battery using a positive electrode containing the positive electrode active material.
    Type: Application
    Filed: March 2, 2023
    Publication date: June 29, 2023
    Applicant: ECOPRO BM CO., LTD.
    Inventors: Hyung Joo NOH, Jin Kyeong YUN, Mi Hye YUN, Jae Woo JEON, Ju Chul KIM, Ye Ri JANG, Jin Oh SON, Jun Won SUH, Moon Ho CHOI
  • Publication number: 20230202863
    Abstract: The present invention relates to a method of preparing a positive electrode active material for a lithium secondary battery, and more particularly, to a method of preparing a positive electrode active material for a lithium secondary battery, which is able to improve electrochemical properties and stability by controlling the specific surface area of a positive electrode active material.
    Type: Application
    Filed: March 1, 2023
    Publication date: June 29, 2023
    Applicant: ECOPRO BM CO., LTD.
    Inventors: Jae Woo JEON, Jun Won SUH, Jin Kyeong YUN, Jin Oh SON, Mi Hye YUN, Moon Ho CHOI, Hyung Joo NOH, Su Bin NA, Ju Chul KIM
  • Patent number: 10950856
    Abstract: Positive electrode active materials are provided. The positive electrode active materials include a primary particle formed of a plurality of metals including a first metal and a secondary particle formed of at least one of the primary particle. The secondary particle includes a center part, a surface part, a seed region where the primary particle having concentration gradient of the first metal is disposed, and a maintain region where the primary particle having constant concentration of the first metal is disposed, the seed region adjacent to the core part and a maintain region adjacent to the surface part, the length of the seed region in a direction from the center part to the surface part is 1 ?m.
    Type: Grant
    Filed: January 8, 2019
    Date of Patent: March 16, 2021
    Assignees: IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY), ENERCERAMIC INC.
    Inventors: Gang-Jun Park, Hyung-Joo Noh, Yang-Kook Sun, Jang-Wook Park
  • Patent number: 10930922
    Abstract: In the positive electrode active material according to the inventive concept, A positive active material for lithium secondary battery comprises a particle comprising M1, M2, and Li, wherein the particle comprises a center, a surface, and an intermediate portion between the center and the surface, wherein M1 and M2 are selected from transition metal and are different each other, and wherein concentrations of M1 and M2 have continuous concentration gradients from the center to the intermediate portion.
    Type: Grant
    Filed: September 14, 2016
    Date of Patent: February 23, 2021
    Assignee: INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY
    Inventors: Yang-Kook Sun, Hyung-Joo Noh, Sung-June Youn
  • Patent number: 10707480
    Abstract: The inventive concepts relate to a positive electrode active material for lithium secondary battery, and more particularly, relate to a positive electrode active material which includes a first concentration gradient portion, a second concentration gradient portion, and a first concentration maintained portion. The first and second concentration gradient portions have gradients of concentrations of nickel, manganese, and cobalt in the direction from the center to the surface, and the first concentration maintained portion has constant concentrations of nickel, manganese, and cobalt between the first concentration gradient portion and the second concentration gradient portion.
    Type: Grant
    Filed: October 29, 2015
    Date of Patent: July 7, 2020
    Assignee: IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)
    Inventors: Hyung-Joo Noh, Yang-Kook Sun, Sung-June Youn
  • Publication number: 20190393483
    Abstract: In the positive electrode active material according to the inventive concept, A positive active material for lithium secondary battery comprises a particle comprising M1, M2, and Li, wherein the particle comprises a center, a surface, and an intermediate portion between the center and the surface, wherein M1 and M2 are selected from transition metal and are different each other, and wherein concentrations of M1 and M2 have continuous concentration gradients from the center to the intermediate portion.
    Type: Application
    Filed: September 14, 2016
    Publication date: December 26, 2019
    Applicant: IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)
    Inventors: Yang-Kook SUN, Hyung-Joo Noh, Sung-June Youn
  • Patent number: 10490809
    Abstract: Embodiments of the inventive concepts described herein relate to a positive electrode active material for lithium secondary battery, and more particularly, relate to a positive electrode active material for a lithium secondary battery having a new structure which includes a core portion having gradients of concentrations of nickel, manganese, and cobalt in a direction from a center to a surface and in which each of the concentration gradients of nickel, manganese, and cobalt has at least one vertex in the core portion.
    Type: Grant
    Filed: October 29, 2015
    Date of Patent: November 26, 2019
    Assignee: IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)
    Inventors: Hyung-Joo Noh, Yang-Kook Sun, Sung-June Youn
  • Publication number: 20190148721
    Abstract: Positive electrode active materials are provided. The positive electrode active materials includes a primary particle formed of a plurality of metals including a first metal and a secondary particle formed of at least one of the primary particle. The secondary particle includes a core part, a shell part, a seed region where the primary particle having concentration gradient of the first metal is disposed and a maintain region where the primary particle having constant concentration of the first metal is disposed, the seed region adjacent to the core part and a maintain region adjacent to the sell part, and length of the seed region in a direction from the core part to the shell part is 1 ?m.
    Type: Application
    Filed: January 8, 2019
    Publication date: May 16, 2019
    Applicants: IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY), ENERCERAMIC INC.
    Inventors: Gang-Jun Park, Hyung-Joo Noh, Yang-Kook Sun, Jang-Wook Park
  • Patent number: 10283757
    Abstract: The present disclosure relates to a positive electrode active material precursor for a lithium secondary battery, a positive electrode active material manufactured by using thereof, and a lithium secondary battery comprising the same. More specifically, it relates to a positive electrode active material precursor for a lithium secondary battery as a secondary particle comprising transition metals, and formed by gathering of a plurality of primary particles having different a-axis direction length to c-axis direction length ratio, wherein the a-axis direction length to c-axis direction length ratio of the primary particle making up the secondary particle is increased from the center to the surface of the secondary particle; a positive electrode active material; and a lithium secondary battery comprising the same.
    Type: Grant
    Filed: April 6, 2016
    Date of Patent: May 7, 2019
    Assignees: IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY), ENERCERAMIC INC.
    Inventors: Hyung-Joo Noh, Yang-Kook Sun, Jang-Wook Park
  • Patent number: 10230107
    Abstract: Disclosed are a method of manufacturing a cathode active material and a cathode active material manufactured by the same, and more particularly, a cathode active material which is rinsed by a compound including thiol group, includes residual sulfur on a surface, and has decreased residual lithium and a method of manufacturing the same.
    Type: Grant
    Filed: December 16, 2016
    Date of Patent: March 12, 2019
    Assignee: ECOPRO BM CO., LTD.
    Inventors: Hyung Joo Noh, Suk Yong Jeon, Moon Ho Choi, Jin Kyeong Yun, Dong Hee Kim
  • Patent number: 10224541
    Abstract: Positive electrode active materials are provided. The positive electrode active materials includes a primary particle formed of a plurality of metals including a first metal and a secondary particle formed of at least one of the primary particle. The secondary particle includes a core part, a shell part, a seed region where the primary particle having concentration gradient of the first metal is disposed and a maintain region where the primary particle having constant concentration of the first metal is disposed, the seed region adjacent to the core part and a maintain region adjacent to the sell part, and length of the seed region in a direction from the core part to the shell part is 1 ?m.
    Type: Grant
    Filed: October 29, 2015
    Date of Patent: March 5, 2019
    Assignees: IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY), ENERCERAMIC INC.
    Inventors: Gang-Jun Park, Hyung-Joo Noh, Yang-Kook Sun, Jang-Wook Park
  • Publication number: 20180040892
    Abstract: Disclosed are a method of manufacturing a cathode active material and a cathode active material manufactured by the same, and more particularly, a cathode active material which is rinsed by a compound including thiol group, includes residual sulfur on a surface, and has decreased residual lithium and a method of manufacturing the same.
    Type: Application
    Filed: December 16, 2016
    Publication date: February 8, 2018
    Inventors: Hyung Joo NOH, Suk Yong JEON, Moon Ho CHOI, Jin Kyeong YUN, Dong Hee KIM
  • Publication number: 20170092935
    Abstract: In the positive electrode active material according to the inventive concept, A positive active material for lithium secondary battery comprises a particle comprising M1, M2, and Li, wherein the particle comprises a center, a surface, and an intermediate portion between the center and the surface, wherein M1 and M2 are selected from transition metal and are different each other, and wherein concentrations of M1 and M2 have continuous concentration gradients from the center to the intermediate portion.
    Type: Application
    Filed: September 14, 2016
    Publication date: March 30, 2017
    Applicant: IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)
    Inventors: Yang-Kook SUN, Hyung-Joo Noh, Sung-June Youn
  • Patent number: 9520593
    Abstract: The present invention relates to a method of preparing a cathode active material precursor for a lithium rechargeable battery, the cathode active material precursor for the lithium rechargeable battery prepared thereby, and a cathode active material formed using the cathode active material precursor. According to the present invention, the method of preparing a cathode active material precursor for a lithium secondary battery controls the concentration of a concentration gradient part and a shell part in a precursor to obtain a desired concentration of a transition metal in the shell part. As a result, a metal composition is distributed in a continuous concentration gradient from the interface between the core part and the shell part to the surface of the cathode active material, thereby a cathode active material with excellent thermal stability.
    Type: Grant
    Filed: March 29, 2013
    Date of Patent: December 13, 2016
    Assignee: IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)
    Inventors: Yang-Kook Sun, Hyung Joo Noh
  • Patent number: 9493365
    Abstract: The present invention relates to a cathode active material, method for preparing same, and a lithium secondary battery having same, and more specifically, to a composite cathode active material, a method for preparing same, and a lithium secondary battery having same, the composite cathode active material having excellent lifespan characteristics and charge/discharge characteristics due to the stabilization of crystal structure, and thermostability even in high temperatures.
    Type: Grant
    Filed: December 27, 2011
    Date of Patent: November 15, 2016
    Assignee: INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY
    Inventors: Yang-Kook Sun, Hyung Joo Noh
  • Patent number: 9463984
    Abstract: The present invention relates to an anode active material with whole particle concentration gradient for a lithium secondary battery, a method for preparing same, and a lithium secondary battery having same, and more specifically, to a composite anode active material, a method for manufacturing same, and a lithium secondary battery having same, the composite anode active material having excellent lifetime characteristics and charge/discharge characteristics through the stabilization of crystal structure as the concentration of a metal comprising the anode active material shows concentration gradient in the whole particle, and having thermostability even in high temperatures.
    Type: Grant
    Filed: August 19, 2014
    Date of Patent: October 11, 2016
    Assignee: INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY
    Inventors: Yang-Kook Sun, Hyung Joo Noh
  • Publication number: 20160218350
    Abstract: The present disclosure relates to a positive electrode active material precursor for a lithium secondary battery, a positive electrode active material manufactured by using thereof, and a lithium secondary battery comprising the same. More specifically, it relates to a positive electrode active material precursor for a lithium secondary battery as a secondary particle comprising transition metals, and formed by gathering of a plurality of primary particles having different a-axis direction length to c-axis direction length ratio, wherein the a-axis direction length to c-axis direction length ratio of the primary particle making up the secondary particle is increased from the center to the surface of the secondary particle; a positive electrode active material; and a lithium secondary battery comprising the same.
    Type: Application
    Filed: April 6, 2016
    Publication date: July 28, 2016
    Applicants: IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY), ENERCERAMIC INC.
    Inventors: Hyung-Joo NOH, Yang-Kook SUN, Jang-Wook PARK
  • Patent number: 9337487
    Abstract: The present disclosure relates to a positive electrode active material precursor for a lithium secondary battery, a positive electrode active material manufactured by using thereof, and a lithium secondary battery comprising the same. More specifically, it relates to a positive electrode active material precursor for a lithium secondary battery as a secondary particle comprising transition metals, and formed by gathering of a plurality of primary particles having different a-axis direction length to c-axis direction length ratio, wherein the a-axis direction length to c-axis direction length ratio of the primary particle making up the secondary particle is increased from the center to the surface of the secondary particle; a positive electrode active material; and a lithium secondary battery comprising the same.
    Type: Grant
    Filed: June 10, 2013
    Date of Patent: May 10, 2016
    Assignees: IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY), ENERCERAMIC INC
    Inventors: Yang-Kook Sun, Hyung-Joo Noh, Jang-Wook Park
  • Publication number: 20160079595
    Abstract: The present disclosure relates to a method of manufacturing cathode active material for lithium secondary batteries and a lithium secondary battery manufactured using the same. Methods of manufacturing cathode active material for lithium secondary batteries according to embodiments of the inventive concept can fabricate cathode active material with improved stability and capacity by adjusting temperature of thermal treatment in accordance with concentration of transition metal which shows concentration gradient.
    Type: Application
    Filed: November 30, 2015
    Publication date: March 17, 2016
    Applicant: IUCF-HYU(INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)
    Inventors: Yang-Kook SUN, Sung June YOUN, Hyung Joo NOH, Eung Ju Lee