Patents by Inventor Chang Eun CHO

Chang Eun CHO 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: 20240149109
    Abstract: A knee joint rehabilitation apparatus for a wheelchair includes a rehabilitation apparatus frame having a height corresponding to a length of each of legs of a patient sitting on the wheelchair; an upper leg support disposed at an upper end of the rehabilitation apparatus frame and supporting upper legs of the patient thereon while the patient is sitting on the wheelchair; a lower leg support pivotably connected to the upper leg support, wherein the lower legs of the patient are seated and supported on the lower leg support; and an exercise control unit disposed on the rehabilitation apparatus frame and configured to allow the lower leg support to pivot around a connection portion between the lower leg support and the upper leg support such that the patient performs rehabilitation exercise of the knee joint thereof while sitting on the wheelchair.
    Type: Application
    Filed: January 10, 2022
    Publication date: May 9, 2024
    Applicant: HEXARHUMANCARE CO., LTD
    Inventors: Chang Soo HAN, Ho Jun KIM, Su Hyu PARK, Young Hoon JI, Jeong Ho CHO, Byung Gab RYU, Jeong Gyu PARK, Dong Eun CHOI, Cheol Woong AHN
  • Patent number: 11978244
    Abstract: Provided is an atypical environment-based location recognition apparatus. The apparatus includes a sensing information acquisition unit configured to, from sensing data collected by sensor modules, detect object location information and semantic label information of a video image and detect an event in the video image; a walk navigation information provision unit configured to acquire user movement information; a metric map generation module configured to generate a video odometric map using sensing data collected through a sensing information acquisition unit and reflect the semantic label information; and a topology map generation module configured to generate a topology node using sensing data acquired through the sensing information acquisition unit and update the topology node through the collected user movement information.
    Type: Grant
    Filed: December 14, 2021
    Date of Patent: May 7, 2024
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: So Yeon Lee, Blagovest Iordanov Vladimirov, Sang Joon Park, Jin Hee Son, Chang Eun Lee, Sung Woo Jun, Eun Young Cho
  • Publication number: 20240082095
    Abstract: Disclosed is an exoskeleton-type rehabilitation robot system, including: a body part provided on a chair in which a user sits and provided with a robot arm capable of moving left or right based on the user seated on the chair; a conversion part configured to convert a position of the robot arm with respect to the body part; a driving part configured to articulate the robot arm with respect to the body part; and a controller configured to detect a change in a position of the robot arm and control a left or right driving mode of the driving part according to the position of the robot arm. In accordance with such a configuration, the exoskeleton-type rehabilitation robot system of the present invention is provided integrally with a chair, thereby having excellent space utilization. In addition, the user's initial preparation for rehabilitation training is simple, which can improve efficiency.
    Type: Application
    Filed: December 27, 2021
    Publication date: March 14, 2024
    Applicant: HEXARHUMANCAR CO., LTD
    Inventors: Chang Soo HAN, Ho Jun KIM, Su Hyun PARK, Young Hoon JI, Jeong Ho CHO, Byung Gab RYU, Jeong Gyu PARK, Dong Eun CHOI
  • Patent number: 11856742
    Abstract: The present disclosure relates to a self-curling shielding tube for improving workability of connecting or shielding a cable, securing high electromagnetic wave shielding performance, and minimizing weight and costs.
    Type: Grant
    Filed: November 19, 2019
    Date of Patent: December 26, 2023
    Assignee: LS CABLE & SYSTEM LTD.
    Inventors: Chang Suk Kim, Young Hoon Yang, Un Kyoo Park, Chang Eun Cho
  • Publication number: 20220394890
    Abstract: The present disclosure relates to a self-curling shielding tube for improving workability of connecting or shielding a cable, securing high electromagnetic wave shielding performance, and minimizing weight and costs.
    Type: Application
    Filed: November 19, 2019
    Publication date: December 8, 2022
    Inventors: Chang Suk KIM, Young Hoon YANG, Un Kyoo PARK, Chang Eun CHO
  • Patent number: 11219145
    Abstract: The present disclosure relates to a self-wrap electromagnetic wave shield tube and a braid member, which are capable of improving workability of cable connection or cable shielding work and minimizing weight and costs while securing sufficient electromagnetic wave shielding performance in an electrical component space of a vehicle.
    Type: Grant
    Filed: November 3, 2020
    Date of Patent: January 4, 2022
    Assignee: LS CABLE & SYSTEM LTD.
    Inventors: Chang Eun Cho, Young Hoon Yang, Chang Suk Kim, Un Kyoo Park
  • Publication number: 20210136962
    Abstract: The present disclosure relates to a self-wrap electromagnetic wave shield tube and a braid member, which are capable of improving workability of cable connection or cable shielding work and minimizing weight and costs while securing sufficient electromagnetic wave shielding performance in an electrical component space of a vehicle.
    Type: Application
    Filed: November 3, 2020
    Publication date: May 6, 2021
    Inventors: Chang Eun CHO, Young Hoon YANG, Chang Suk KIM, Un Kyoo PARK
  • Patent number: 9117570
    Abstract: Disclosed are a copper clad aluminum wire, a compressed conductor and a cable including the same and a method of manufacturing the compressed conductor. The copper clad aluminum wire, the compressed conductor and a cable including the copper clad aluminum wire and the method of manufacturing the compressed conductor according to embodiments of the present invention may exhibit electrical features similar to those of a conventional pure copper wire without greatly increasing outer diameters of the conductor and the cable, guarantee workability of a worker when the worker installs the cable even in a narrow work space, and efficiently utilize an installation space.
    Type: Grant
    Filed: March 7, 2013
    Date of Patent: August 25, 2015
    Assignee: LS CABLE & SYSTEM LTD.
    Inventors: Chan Yong Park, Chang Eun Cho
  • Patent number: 9117569
    Abstract: The present invention relates to an optical fiber composite cable. The optical fiber composite cable includes at least one power line to transmit power and an optical cable to monitor a state of the power lines, and the optical cable comprises optical fibers, tubes to accommodate the optical fibers, and a protection member to surround the tubes.
    Type: Grant
    Filed: March 4, 2014
    Date of Patent: August 25, 2015
    Assignee: LS CABLE & SYSTEM LTD.
    Inventors: Chang-Eun Cho, Chan-Yong Park, Jae-Bok Lee
  • Publication number: 20140254994
    Abstract: The present invention relates to an optical fiber composite cable. The optical fiber composite cable includes at least one power line to transmit power and an optical cable to monitor a state of the power lines, and the optical cable comprises optical fibers, tubes to accommodate the optical fibers, and a protection member to surround the tubes.
    Type: Application
    Filed: March 4, 2014
    Publication date: September 11, 2014
    Applicant: LS Cable & System Ltd.
    Inventors: Chang-Eun CHO, Chan-Yong PARK, Jae-Bok LEE
  • Publication number: 20130233586
    Abstract: Disclosed are a copper clad aluminum wire, a compressed conductor and a cable including the same and a method of manufacturing the compressed conductor. The copper clad aluminum wire, the compressed conductor and a cable including the copper clad aluminum wire and the method of manufacturing the compressed conductor according to embodiments of the present invention may exhibit electrical features similar to those of a conventional pure copper wire without greatly increasing outer diameters of the conductor and the cable, guarantee workability of a worker when the worker installs the cable even in a narrow work space, and efficiently utilize an installation space.
    Type: Application
    Filed: March 7, 2013
    Publication date: September 12, 2013
    Applicant: LS Cable & System Ltd.
    Inventors: Chan Yong PARK, Chang Eun CHO