Patents by Inventor Hyun-Do CHOI

Hyun-Do 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: 20190151182
    Abstract: A motion assistance apparatus including a proximal support configured to support a proximal part of a user, a first drive link and a second drive link configured to perform translational motions with respect to the proximal support at different velocities, a support link with both ends rotatably connected to the first drive link and the second drive link, respectively, the support link having a variable length, and a distal support connected to the support link, the distal support configured to support a distal part of the user is provided.
    Type: Application
    Filed: March 23, 2018
    Publication date: May 23, 2019
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jeonghun KIM, Hyun Do CHOI, Se-Gon ROH, Youngbo SHIM, Minhyung LEE, Youn Baek LEE, Jongwon LEE
  • Publication number: 20190142618
    Abstract: Provided is a method and device for walking assistance that may estimate a state vector of a foot of a user and a variance matrix corresponding to the state vector, adjust a probability of a contact sensor based on at least one estimate included in the estimated state vector in response to receiving a contact signal from the contact sensor, calculate a combination rate between a measurement value of an acceleration sensor and the estimated state vector based on a measurement error matrix including the adjusted probability, update the estimated state vector and the estimated variance matrix based on the calculated combination rate, determine whether the foot lands on the ground based on the updated state vector and the updated variance matrix, and change an operation mode of a walking assistance device based on a result of the determination.
    Type: Application
    Filed: April 20, 2018
    Publication date: May 16, 2019
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: SEUNGYONG HYUNG, Hyun Do Choi, Jusuk Lee
  • Publication number: 20190139207
    Abstract: An image providing method includes displaying a first image, the first image including an object and a background; receiving a user input selecting the object or the background as a region of interest; acquiring first identification information associated with the region of interest based on first attribute information of the first image; acquiring a second image from a target image, the second image including second identification information, the second identification information being the same as the first identification information; and generating an effect image based on at least one of the first image and the second image.
    Type: Application
    Filed: December 17, 2018
    Publication date: May 9, 2019
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Moon-sik JEONG, Hye-Sun KIM, Su-jung BAE, Seong-oh LEE, Hyeon-hee CHA, Sung-do CHOI, Hyun-soo CHOI
  • Publication number: 20190110908
    Abstract: An actuator includes a plurality of power transmitters configured to transmit power sequentially, and an elastic element configured to connect a first power transmitter and a second power transmitter that are adjacent to each other and perform a coaxial rotation motion, among the plurality of power transmitters.
    Type: Application
    Filed: March 6, 2018
    Publication date: April 18, 2019
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jongwon Lee, Youngjin Park, Youn Baek Lee, Jeonghun Kim, Se-Gon Roh, Minhyung Lee, Byungjune Choi, Hyun Do Choi
  • Patent number: 10256644
    Abstract: A method and apparatus for supplying a power to a hardware module when the hardware module is mounted are provided. The method and apparatus may supply a power to a hardware module when both a mounting signal indicating that the hardware module is mounted in a module circuit and a trigger signal input by a user are received.
    Type: Grant
    Filed: March 24, 2017
    Date of Patent: April 9, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Taesin Ha, Youngbo Shim, Hyun Do Choi, Kyung-Rock Kim, Jeonghun Kim
  • Patent number: 10231894
    Abstract: A driving module including a driving source configured to generate power, a gear train including a decelerating gear set configured to receive driving power from the driving source and a ring gear attached to one side thereof, and a rotary joint including at least one planetary gear configured to rotate using power received from an output end of the decelerating gear set and to revolve along the ring gear is disclosed.
    Type: Grant
    Filed: July 10, 2015
    Date of Patent: March 19, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Se-Gon Roh, Jeonghun Kim, Minhyung Lee, Youn Baek Lee, Jongwon Lee, Byungjune Choi, Hyun Do Choi
  • Patent number: 10219968
    Abstract: According to an aspect of the present invention, it is possible to implement a joint assembly operating similar to a user's actual ankle joint. An ankle joint included in a walking assistant robot is pivotable around a rotation axis located outside the ankle joint.
    Type: Grant
    Filed: January 8, 2015
    Date of Patent: March 5, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong Won Lee, Yong Jae Kim, Young Do Kwon, Jeong Hun Kim, Youn Baek Lee, Se Gon Roh, Min Hyung Lee, Byung June Choi, Hyun Do Choi
  • Publication number: 20190060154
    Abstract: A motion assistance apparatus includes a force transmitting frame having a sliding space therein, the force transmitting frame configured to support a distal part of a user, a slider configured to slide in the sliding space, and a driving frame connected to the slider and configured to slide with respect to a proximal part of the user.
    Type: Application
    Filed: December 1, 2017
    Publication date: February 28, 2019
    Applicants: Samsung Electronics Co., Ltd., Research & Business Foundation Sungkyunkwan University
    Inventors: Minhyung LEE, Byungjune CHOI, Jeonghun KIM, Se-Gon ROH, Youn Baek LEE, Jongwon LEE, Hyun Do CHOI, Jung Yun CHOI, Hyouk Ryeol CHOI
  • Publication number: 20190046387
    Abstract: A driving module and a motion assistance apparatus including the same may be provided. For example, the driving module including a driving source disposed on one side of a user, and configured to provide power, a first decelerator including a first input terminal coupled to the driving source, and a first output terminal and a second output terminal configured to receive power from the first input terminal, a second decelerator including a second input terminal coupled to the first output terminal, and a third output terminal and a fourth output terminal configured to receive power from the second input terminal, and a third decelerator including a third input terminal coupled to the second output terminal, and a fifth output terminal and a sixth output terminal configured to receive power from the third input terminal may be provided.
    Type: Application
    Filed: October 15, 2018
    Publication date: February 14, 2019
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jongwon Lee, Jeonghun KIM, Se-Gon ROH, Minhyung LEE, Youn Baek LEE, Byungjune CHOI, Hyun Do CHOI
  • Patent number: 10201447
    Abstract: Example embodiments relate to a link assembly and a leg supporting apparatus using the same. A top end of a frame mounted on a user's thigh can move along a downwardly-concave trajectory. A center of weight of the leg supporting apparatus placed on the top end of the frame converges on a lowest point of the downwardly-concave trajectory so that the user's weight can be stably supported.
    Type: Grant
    Filed: September 5, 2014
    Date of Patent: February 12, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun Do Choi, Yong jae Kim, Youn Baek Lee, Jeonghun Kim, Se-Gon Roh, Minhyung Lee, Jongwon Lee, Byungjune Choi
  • Publication number: 20190038448
    Abstract: A motion assistance apparatus includes a proximal support configured to support a proximal part of a user, a first drive link and a second drive link configured to perform translational motions with respect to the proximal support at different velocities, a support joint rotatably connected to the second drive link, a support body connecting the first drive link and the support joint, the support body configured to simultaneously perform a translational motion and a rotational motion with respect to the proximal support, a distal support connected to the support body, the distal support configured to support a distal part of the user, and a torque providing device configured to provide a torque to rotate the support joint.
    Type: Application
    Filed: April 5, 2018
    Publication date: February 7, 2019
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Hyun Do CHOI, Jeonghun KIM, Se-Gon ROH, Youngbo SHIM, Minhyung LEE, Youn Baek LEE, Jongwon LEE, Byungjune CHOI
  • Patent number: 10195100
    Abstract: Provided are a fixing module and a motion assistance apparatus including the fixing module including a first side frame including a first central portion on one side of a user, a first front extending portion configured to extend from the first central portion along a front side of the user, and a first rear extending portion configured to extend from the first central portion along a rear side of the user, and a second side frame including a second central portion on another side of the user, a second front extending portion configured to extend from the second central portion along the front side of the user, and a second rear extending portion.
    Type: Grant
    Filed: December 18, 2014
    Date of Patent: February 5, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Minhyung Lee, Youn Baek Lee, Jeonghun Kim, Se-gon Roh, Jongwon Lee, Byungjune Choi, Hyun Do Choi
  • Publication number: 20190021932
    Abstract: A motion assistance apparatus including a proximal support configured to support a proximal part of a user, a distal support configured to support a distal part of the user, a hollow actuator on the proximal support, a reducer inserted in the hollow actuator such that an input end of the reducer is connected to an output end of the hollow actuator, and a driving frame configured to connect an output end of the reducer to the distal support is disclosed.
    Type: Application
    Filed: October 19, 2017
    Publication date: January 24, 2019
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Se-Gon ROH, Jeonghun Kim, Minhyung Lee, Youn Baek Lee, Jongwon Lee, Byungjune Choi, Hyun Do Choi
  • Patent number: 10154936
    Abstract: Provided are a connecting module and a motion assistance apparatus including the same, the connecting module including a case provided to incline downward from a space recessed between a waist and a hip of a user to a hip joint of the user, a power transmitting assembly disposed in an internal portion of the case, and a supporting module connecting portion disposed at an output terminal of the power transmitting assembly and to be fastened with a supporting module that supports a leg of the user.
    Type: Grant
    Filed: November 10, 2014
    Date of Patent: December 18, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Byungjune Choi, Youn Baek Lee, Se-gon Roh, Minhyung Lee, Jeonghun Kim, Jongwon Lee, Hyun Do Choi
  • Patent number: 10137049
    Abstract: A driving module and a motion assistance apparatus including the same may be provided. For example, the driving module including a driving source disposed on one side of a user, and configured to provide power, a first decelerator including a first input terminal coupled to the driving source, and a first output terminal and a second output terminal configured to receive power from the first input terminal, a second decelerator including a second input terminal coupled to the first output terminal, and a third output terminal and a fourth output terminal configured to receive power from the second input terminal, and a third decelerator including a third input terminal coupled to the second output terminal, and a fifth output terminal and a sixth output terminal configured to receive power from the third input terminal may be provided.
    Type: Grant
    Filed: January 15, 2015
    Date of Patent: November 27, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jongwon Lee, Jeonghun Kim, Se-Gon Roh, Minhyung Lee, Youn Baek Lee, Byungjune Choi, Hyun Do Choi
  • Patent number: 10098804
    Abstract: A walking assistance apparatus for preventing offset occurring in between a rotating axis of a hip joint of a user and a rotating shaft of the walking assistance apparatus may be provided. The walking assistance apparatus includes a waist fixing apparatus configured to be fixed to a waist of a user, a connecting guide mounted at the waist fixing apparatus and configured to slide in an extension direction of the waist fixing apparatus and rotate on a rotating shaft extending in a vertical direction perpendicular to the extension direction, a rail unit mounted at one side of the connecting guide, the rail unit extending in a vertical direction, and a hip joint configured to slide along the rail unit.
    Type: Grant
    Filed: April 21, 2015
    Date of Patent: October 16, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Minhyung Lee, Yongjae Kim, Jeonghun Kim, Youngdo Kwon, Se-Gon Roh, Youn Baek Lee, Jongwon Lee, Byungjune Choi, Hyun Do Choi
  • Patent number: 10092474
    Abstract: A supporting frame and a motion assistance apparatus including the same may be provided. In particular, the supporting frame including a first frame including a hinge connecting portion, a second frame configured to slidingly move with respect to the first frame, and an assistance force sensing portion on at least one of the first frame and the second frame may be provided.
    Type: Grant
    Filed: January 14, 2015
    Date of Patent: October 9, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Youn Baek Lee, Byungjune Choi, Hyun Do Choi, Jeonghun Kim, Se-Gon Roh, Minhyung Lee, Jongwon Lee
  • Patent number: 10085908
    Abstract: A holder may be more easily mounted on a user's body by applying tension to a cable. An inner side surface of the holder with which the user's body comes in contact transmits uniform pressure to the user's body such that the holder may be more comfortable to the user.
    Type: Grant
    Filed: January 16, 2015
    Date of Patent: October 2, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Youn Baek Lee, Yong Jae Kim, Jeong Hun Kim, Se Gon Roh, Min Hyung Lee, Jong Won Lee, Byung June Choi, Hyun Do Choi, Young Do Kwon, Tae Jun Sang
  • Patent number: 10070982
    Abstract: A frame configured of a plurality of links pivotally connected to one another is flexibly bent, and pins that connect the plurality of links that constitute the frame are inserted into and slide in a curve-shaped slot and a slot in a vertical direction so that, even though the frame is bent, the entire length of the frame is increased and ends of the frame can be moved along a straight line that is horizontal with respect to the ground.
    Type: Grant
    Filed: January 19, 2015
    Date of Patent: September 11, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yongjae Kim, Youn Baek Lee, Jongwon Lee, Byungjune Choi, Jeonghun Kim, Se-Gon Roh, Minhyung Lee, Hyun Do Choi, Sunggu Kwon, Youngdo Kwon
  • Patent number: 10048140
    Abstract: Provided is a sensor device including a receiving body including an inserting space, an inserting body disposed in the inserting space, a first sensor assembly including at least one sensor provided between an inner surface of the receiving body and an outer surface of the inserting body, and a second sensor assembly including at least one sensor provided between another inner surface of the receiving body and another outer surface of the inserting body.
    Type: Grant
    Filed: March 29, 2016
    Date of Patent: August 14, 2018
    Assignee: Samsung Electronics Co, Ltd.
    Inventors: Hyun Do Choi, Seungyong Hyung, Jeonghun Kim, Se-Gon Roh, Minhyung Lee, Youn Baek Lee, Jongwon Lee, Byungjune Choi