Patents by Inventor Hwan Hee Lee

Hwan Hee 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: 20240150337
    Abstract: The present invention relates to a 6-(isooxazolidin-2-yl)-N-phenylpyrimidin-4-amine derivative, and a pharmaceutical composition for preventing or treating cancer comprising the compound as an effective component. The compound exhibits high inhibitory activity against an epidermal growth factor receptor (EGFR) variant, or wild-type or variants of one or more of ERBB2 and ERBB4, and thus may be usefully used in the treatment of cancers in which same are expressed. In particular, the compound exhibits excellent inhibitory activity on proliferation of lung cancer cell lines, and thus can be usefully used in the treatment of lung cancer.
    Type: Application
    Filed: September 25, 2023
    Publication date: May 9, 2024
    Inventors: Youn Ho LEE, Ju Hee Kang, Se In Kang, Yi Kyung Ko, Eun Hwa Ko, Hwan Geun Choi, Jung Beom Son, Nam Doo Kim
  • Patent number: 11846948
    Abstract: An embodiment path planning apparatus includes a sensing device configured to detect obstacles in an electronic map stored in a memory, wherein a location of a robot and a destination are marked on the electronic map, and a controller configured to independently generate a robot tree in which the location of the robot is a first root node and a destination tree in which the destination is a second root node, in consideration of the obstacles in the electronic map, to search for an initial path based on the robot tree and the destination tree, and to optimize the initial path such that a final path from the location of the robot to the destination has a shortest distance.
    Type: Grant
    Filed: July 29, 2022
    Date of Patent: December 19, 2023
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventor: Hwan Hee Lee
  • Publication number: 20230359210
    Abstract: A robot path planning apparatus includes: a storage configured to receive an obstacle occupancy grid map, and a controller. The controller is configured to generate a cost map in which a cost corresponding to a separation distance from an obstacle to a movement area to which a robot is able to move is assigned, based on the obstacle occupancy grid map, determine a first path from a current location of the robot to a destination, and determine a second path by calibrating the first path based on the cost map.
    Type: Application
    Filed: September 26, 2022
    Publication date: November 9, 2023
    Inventors: Hwan Hee Lee, Hun Keon Ko
  • Publication number: 20230116484
    Abstract: An embodiment path planning apparatus includes a sensing device configured to detect obstacles in an electronic map stored in a memory, wherein a location of a robot and a destination are marked on the electronic map, and a controller configured to independently generate a robot tree in which the location of the robot is a first root node and a destination tree in which the destination is a second root node, in consideration of the obstacles in the electronic map, to search for an initial path based on the robot tree and the destination tree, and to optimize the initial path such that a final path from the location of the robot to the destination has a shortest distance.
    Type: Application
    Filed: July 29, 2022
    Publication date: April 13, 2023
    Inventor: Hwan Hee Lee
  • Publication number: 20220276654
    Abstract: An apparatus for generating multiple paths for a mobile robot includes a multi-path generation module that detects “n” multiple waypoints located at a maximum straight line distance without collision with an obstacle in a space within a predetermined radius in “n” directions centered on the mobile robot, and plans “n” multiple paths to a destination by passing through each of the multiple waypoints as an initial waypoint, and an optimal path selection module that selects a path satisfying a preset cost function requirement among the “n” multiple paths, which are planned, as an optimal path, making it possible to select the optimal path suitable for various driving situations of the mobile robot by simultaneously generating multiple paths along which the mobile robot is to travel from its current location to its destination.
    Type: Application
    Filed: November 4, 2021
    Publication date: September 1, 2022
    Inventors: Hwan Hee Lee, Jun Yeong Choi
  • Publication number: 20220269273
    Abstract: An apparatus for estimating a position of a target may include a particle generator to generate a plurality of particles on a map, a particle selector to calculate position accuracy of each of the plurality of particles, based on data sensed related to a position of a target, and select, as a reference particle, at least one of the plurality of particles, based on the position accuracy, and a position determining device to determine the position of the target, based on the reference particle.
    Type: Application
    Filed: November 16, 2021
    Publication date: August 25, 2022
    Inventors: Jun Yeong Choi, Ho Jun Ji, Hwan Hee Lee, Tae Young Lee
  • Patent number: 10964515
    Abstract: The present invention relates to a plasma diagnosing system and method, and more particularly, to a system and a method for diagnosing plasma in real time using a change in a capacitance sensed by an electrode using a reference waveform having a frequency different from a plasma discharging frequency band region. The sensed capacitance varies before and after discharging plasma and the plasma is diagnosed using the change in capacitance in real time.
    Type: Grant
    Filed: November 20, 2017
    Date of Patent: March 30, 2021
    Assignee: KWANGWOON UNIVERSITY INDUSTRY-ACADEMIC COLLABORATION FOUNDATION
    Inventors: Gi Chung Kwon, Gi Won Shin, Hwan Hee Lee
  • Patent number: 10949040
    Abstract: A touch input device capable of detecting a pressure of a touch on a touch surface may be provided. The touch input device includes: a display module; and a pressure sensor which is disposed at a position where a distance between the pressure sensor and a reference potential layer is changeable according to the touch on the touch surface. The distance is changeable according to a pressure magnitude of the touch. The pressure sensor outputs a signal including information on a capacitance which is changed according to the distance. The pressure sensor includes a plurality of electrodes to form a plurality of channels. The pressure magnitude of the touch is detected on the basis of a change amount of the capacitance detected in each of the channels and an SNR improvement scaling factor assigned to each of the channels.
    Type: Grant
    Filed: April 8, 2016
    Date of Patent: March 16, 2021
    Inventors: Hwan Hee Lee, Sang Sic Yoon, Bon Kee Kim, Myung Jun Jin
  • Patent number: 10775943
    Abstract: A touch input device capable of detecting a pressure of a touch on a touch surface may be provided that includes: a display module; and a pressure sensor which is disposed at a position where a distance between the pressure sensor and a reference potential layer is changeable according to the touch on the touch surface. The distance is changeable according to a pressure magnitude of the touch. The pressure sensor outputs a signal including information on a capacitance which is changed according to the distance. The pressure sensor includes a plurality of electrodes to form a plurality of channels. The pressure magnitude of the touch is detected on the basis of a change amount of the capacitance detected in each of the channels. According to the embodiment of the present invention, it is possible to provide a pressure sensor for pressure detection, a touch input device including the same, and a pressure detection method using the same.
    Type: Grant
    Filed: April 5, 2016
    Date of Patent: September 15, 2020
    Assignee: HiDeep Inc.
    Inventors: Bong Jin Seo, Jae Bum Jun, Hwan Hee Lee, Bon Kee Kim, Sang Sic Yoon, Myung Jun Jin
  • Publication number: 20200161107
    Abstract: The present invention relates to a plasma diagnosing system and method, and more particularly, to a system and a method for diagnosing plasma in real time using a change in a capacitance sensed by an electrode using a reference waveform having a frequency different from a plasma discharging frequency band region. The sensed capacitance varies before and after discharging plasma and the plasma is diagnosed using the change in capacitance in real time.
    Type: Application
    Filed: November 20, 2017
    Publication date: May 21, 2020
    Inventors: Gi Chung KWON, Gi Won SHIN, Hwan Hee LEE
  • Patent number: 10394364
    Abstract: A touch pressure sensitivity correction method may be provided that includes: defining a plurality of reference points on a touch sensor panel; generating a reference data for a capacitance change amount sensed by applying the same pressure to the plurality of reference points; generating an interpolated data corresponding to a capacitance change amount for a random point present between the plurality of reference points; calculating, on the basis of the reference data and interpolated data, with respect to the reference points and the random point respectively, a correction factor for correcting a sensitivity of a touch input device to a target value; and correcting uniformly for the touch pressure sensitivity of the touch input device by applying the calculated correction factor to each corresponding point.
    Type: Grant
    Filed: May 26, 2016
    Date of Patent: August 27, 2019
    Assignee: HiDeep Inc.
    Inventors: Bong Jin Seo, Ho Jun Moon, Myung Jun Jin, Hwan Hee Lee, Tae Hoon Kim, Se Yeob Kim, Won Woo Lee, Sang Sic Yoon, Bon Kee Kim
  • Publication number: 20190121465
    Abstract: A touch input device capable of detecting a pressure of a touch on a touch surface may be provided that includes: a display module; and a pressure sensor which is disposed at a position where a distance between the pressure sensor and a reference potential layer is changeable according to the touch on the touch surface. The distance is changeable according to a pressure magnitude of the touch. The pressure sensor outputs a signal including information on a capacitance which is changed according to the distance. The pressure sensor includes a plurality of electrodes to form a plurality of channels. The pressure magnitude of the touch is detected on the basis of a change amount of the capacitance detected in each of the channels. According to the embodiment of the present invention, it is possible to provide a pressure sensor for pressure detection, a touch input device including the same, and a pressure detection method using the same.
    Type: Application
    Filed: April 5, 2016
    Publication date: April 25, 2019
    Inventors: Bong Jin SEO, Jae Bum JUN, Hwan Hee LEE, Bon Kee KIM, Sang Sic YOON, Myung Jun JIN
  • Publication number: 20190114004
    Abstract: A touch input device capable of detecting a pressure of a touch on a touch surface may be provided. The touch input device includes: a display module; and a pressure sensor which is disposed at a position where a distance between the pressure sensor and a reference potential layer is changeable according to the touch on the touch surface. The distance is changeable according to a pressure magnitude of the touch. The pressure sensor outputs a signal including information on a capacitance which is changed according to the distance. The pressure sensor includes a plurality of electrodes to form a plurality of channels. The pressure magnitude of the touch is detected on the basis of a change amount of the capacitance detected in each of the channels and an SNR improvement scaling factor assigned to each of the channels.
    Type: Application
    Filed: April 8, 2016
    Publication date: April 18, 2019
    Inventors: Hwan Hee LEE, Sang Sic YOON, Bon Kee KIM, Myung Jun JIN
  • Publication number: 20180210599
    Abstract: A touch pressure sensitivity correction method may be provided that includes: defining a plurality of reference points on a touch sensor panel; generating a reference data for a capacitance change amount sensed by applying the same pressure to the plurality of reference points; generating an interpolated data corresponding to a capacitance change amount for a random point present between the plurality of reference points; calculating, on the basis of the reference data and interpolated data, with respect to the reference points and the random point respectively, a correction factor for correcting a sensitivity of a touch input device to a target value; and correcting uniformly for the touch pressure sensitivity of the touch input device by applying the calculated correction factor to each corresponding point.
    Type: Application
    Filed: May 26, 2016
    Publication date: July 26, 2018
    Inventors: Bong Jin Seo, Ho Jun Moon, Myung Jun Jin, Hwan Hee Lee, Tae Hoon Kim, Se Yeob Kim, Won Woo Lee, Sang Sic Yoon, Bon Kee Kim
  • Patent number: 9588621
    Abstract: Disclosed are a touch screen controller and a method for controlling the same.
    Type: Grant
    Filed: January 24, 2014
    Date of Patent: March 7, 2017
    Assignee: HIDEEP INC.
    Inventor: Hwan Hee Lee
  • Patent number: 9559528
    Abstract: An active balancing control apparatus and method with an active balancing algorithm to charge and discharge a plurality of batteries connected in series. The active balancing control apparatus may be designed to simultaneously charge and discharge a plurality of batteries, connected in series and having different charge/discharge characteristics, using an active balancing circuit. The apparatus may perform switching to achieve balancing of each of the batteries so that all the batteries may be charged at a maximum voltage.
    Type: Grant
    Filed: May 15, 2014
    Date of Patent: January 31, 2017
    Assignees: HBL CORPORATION, LG CNS CO., LTD.
    Inventors: Jeong Moog Kim, Hwan Hee Lee, Tae Hyoung Ryu, Dong Hoon Shin, Cheol Kyu Han
  • Patent number: 9455578
    Abstract: An algorithm and a direct current (DC) microgrid charge/discharge system with the algorithm are provided that noticeably increases charge/discharge voltage during charging and discharging by connecting a plurality of secondary batteries in series, compared to a single battery, that increases power conversion efficiency of a DC-to-DC (DC/DC) converter for charge/discharge power control by setting an appropriate voltage of a DC microgrid to be about twice a maximum voltage of a battery group, that enables charging and discharging to be stably performed regardless of a change in the battery group by adding a linear constant current source, that increases power conversion efficiency of the DC microgrid charge/discharge system by configuring a DC energy storage system (ESS) used for both charging and discharging with a combination of a typical electrolytic condenser and a super condenser or a group of the secondary batteries, and that simplifies the DC microgrid charge/discharge system.
    Type: Grant
    Filed: March 26, 2014
    Date of Patent: September 27, 2016
    Assignees: HBL CORPORATION, LG CNS CO., LTD.
    Inventors: Jeong Moog Kim, Hwan Hee Lee, Tae Hyoung Ryu, Dong Hoon Shin, Cheol Kyu Han
  • Patent number: 9291681
    Abstract: A monitoring apparatus and method of a battery contact point that autonomously measures contact resistances of a contact terminal for directly connecting a battery for charging/discharging and a circuit in a charge/discharge apparatus for charging/discharging a single secondary battery or a plurality of secondary batteries in series.
    Type: Grant
    Filed: May 15, 2014
    Date of Patent: March 22, 2016
    Assignees: LG CNS CO., LTD, HBL CORPORATION
    Inventors: Jeong Moog Kim, Hwan Hee Lee, Tae Hyoung Ryu, Dong Hoon Shin, Cheol Kyu Han
  • Publication number: 20140340092
    Abstract: A monitoring apparatus and method of a battery contact point that autonomously measures contact resistances of a contact terminal for directly connecting a battery for charging/discharging and a circuit in a charge/discharge apparatus for charging/discharging a single secondary battery or a plurality of secondary batteries in series.
    Type: Application
    Filed: May 15, 2014
    Publication date: November 20, 2014
    Applicants: HBL Corporation, LG CNS CO., LTD.
    Inventors: Jeong Moog KIM, Hwan Hee LEE, Tae Hyoung RYU, Dong Hoon SHIN, Cheol Kyu HAN
  • Publication number: 20140340044
    Abstract: An active balancing control apparatus and method with an active balancing algorithm to charge and discharge a plurality of batteries connected in series. The active balancing control apparatus may be designed to simultaneously charge and discharge a plurality of batteries, connected in series and having different charge/discharge characteristics, using an active balancing circuit. The apparatus may perform switching to achieve balancing of each of the batteries so that all the batteries may be charged at a maximum voltage.
    Type: Application
    Filed: May 15, 2014
    Publication date: November 20, 2014
    Applicants: HBL CORPORATION, LG CNS CO., LTD.
    Inventors: Jeong Moog KIM, Hwan Hee LEE, Tae Hyoung RYU, Dong Hoon SHIN, Cheol Kyu HAN