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: 20170059422
    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: Application
    Filed: March 29, 2016
    Publication date: March 2, 2017
    Inventors: Hyun Do CHOI, Seungyong HYUNG, Jeonghun KIM, Se-Gon ROH, Minhyung LEE, Youn Baek LEE, Jongwon LEE, Byungjune CHOI
  • Publication number: 20170056276
    Abstract: Provided is a pelvis fixing device including a rear fixing module including a driving module mounting portion, the rear fixing portion configured to enclose a side surface and a rear surface of a waist of a user, and a front fixing module including a soft layer and a hard layer configured to enclose a front surface of the waist of the user, wherein the hard layer is connected to the rear fixing module to form a closed loop around the waist of the user.
    Type: Application
    Filed: March 10, 2016
    Publication date: March 2, 2017
    Inventors: Jongwon Lee, Minhyung LEE, Youn Baek LEE, Jeonghun KIM, Se-Gon ROH, Byungjune CHOI, Hyun Do CHOI
  • Patent number: 9579162
    Abstract: A surgical device including first and second joint parts that are connected in series is provided. The surgical device includes a plurality of link arms that pass through an inner portion of the first joint part so as to drive the second joint part. The link arms are serially connected so as to rotate with respect to each other, and are rotatably connected to a driving unit for driving the plurality of link arms.
    Type: Grant
    Filed: May 16, 2012
    Date of Patent: February 28, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-do Choi, Yeon-ho Kim
  • Patent number: 9561081
    Abstract: A control method of a single-port surgical robot, the single-port surgical robot comprising a slave device including a surgical instrument provided with an elbow and an end effector, and a master device to control motion of the slave device may comprise setting a virtual incision port to an arbitrary position; setting an operating position of the end effector; calculating a target position of the elbow using the set position of the virtual incision port and the set operating position of the end effector; calculating a movement angle of each joint used to move the elbow using the calculated target position of the elbow; and/or calculating a movement angle of each joint used to move the end effector using the calculated target position of the elbow and the set operating position of the end effector.
    Type: Grant
    Filed: August 30, 2013
    Date of Patent: February 7, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jun Won Jang, Hyun Do Choi, Hyung Joo Kim, Yo An Lim
  • Publication number: 20170020692
    Abstract: A frame module includes a frame configured to enclose a portion of a user, and at least one reinforcement belt of which both end portions are connected to both sides of the frame, thereby restricting a splaying level of the frame in a predetermined direction.
    Type: Application
    Filed: February 3, 2016
    Publication date: January 26, 2017
    Inventors: Minhyung LEE, Jeonghun Kim, Se-Gon Roh, Youn Baek Lee, Jongwon Lee, Byungjune Choi, Hyun Do Choi, Yong-Jae Kim
  • Patent number: 9408670
    Abstract: A surgical instrument includes an extension portion having a surgical tool at an end thereof, and a head portion connected to the extension portion and actuating the surgical tool. In the surgical instrument, the extension portion includes a first extension portion connected to the head portion, a second extension portion having an elbow joint portion that is bending-actuated by a rigid rod that is reciprocated in a lengthwise direction by the head portion, and a connection portion connecting the first and second extension portions at an angle.
    Type: Grant
    Filed: May 23, 2013
    Date of Patent: August 9, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ho-seong Kwak, Hyung-joo Kim, Jong-hwa Won, Hyun-do Choi
  • Publication number: 20160215864
    Abstract: A driving module including a driving source configured to generate power, a rotary rod connected to the driving source to rotate by receiving the power from the driving source, a power conversion block coupled with the rotary rod to be straight-line-driven in a longitudinal direction of the rotary rod in response to a rotation of the rotary rod, and a power transmission unit configured to operate in response to a driving of the power conversion block is disclosed.
    Type: Application
    Filed: June 16, 2015
    Publication date: July 28, 2016
    Inventors: Jeonghun KIM, Hyun Do CHOI, Se-Gon ROH, Minhyung LEE, Youn Baek LEE, Jongwon LEE, Byungjune CHOI
  • Publication number: 20160193102
    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: Application
    Filed: July 10, 2015
    Publication date: July 7, 2016
    Inventors: Se-Gon ROH, Jeonghun KIM, Minhyung LEE, Youn Baek LEE, Jongwon LEE, Byungjune CHOI, Hyun Do CHOI
  • Publication number: 20160151227
    Abstract: A supporting module and a motion assistance apparatus including the same, the supporting module including a supporting frame including a sliding guide, a sliding joint configured to slide along the sliding guide, and an elastic module provided in the supporting frame, and configured to provide an elastic force to the sliding joint, are provided.
    Type: Application
    Filed: April 9, 2015
    Publication date: June 2, 2016
    Inventors: Byungjune CHOI, Youn Baek LEE, Jeonghun KIM, Se-Gon ROH, Minhyung LEE, Jongwon LEE, Hyun Do CHOI
  • Publication number: 20160106615
    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: January 15, 2015
    Publication date: April 21, 2016
    Inventors: Jongwon LEE, Jeonghun KIM, Se-Gon ROH, Minhyung LEE, Youn Baek LEE, Byungjune CHOI, Hyun Do CHOI
  • Patent number: 9283966
    Abstract: A mobile robot configured to move on a ground. The mobile robot including a contact angle estimation unit estimating contact angles between wheels of the mobile robot and the ground and uncertainties associated with the contact angles, a traction force estimation unit estimating traction forces applied to the wheels and traction force uncertainties, a normal force estimation unit estimating normal forces applied to the wheels and normal force uncertainties, a friction coefficient estimation unit estimating friction coefficients between the wheels and the ground, a friction coefficient uncertainty estimation unit estimating friction coefficient uncertainties, and a controller determining the maximum friction coefficient from among the friction coefficients such that the maximum friction coefficient has an uncertainty less than a threshold and at a point of time when the torque applied to each of the wheels changes from an increasing state to a decreasing state, among the estimated friction coefficients.
    Type: Grant
    Filed: February 24, 2014
    Date of Patent: March 15, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun Do Choi, Suk June Yoon
  • Publication number: 20160045387
    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: Application
    Filed: December 18, 2014
    Publication date: February 18, 2016
    Inventors: Minhyung LEE, Youn Baek LEE, Jeonghun KIM, Se-gon ROH, Jongwon LEE, Byungjune CHOI, Hyun Do CHOI
  • Publication number: 20160038368
    Abstract: Driving modules, motion assistance apparatuses including at least one of the driving modules, and methods of controlling at least one of the motion assistance apparatuses may be provided. For example, a driving module including a driving source on one side of a user and configured to transmit power, an input side rotary body coupled to the driving source and configured to rotate, first and second decelerators configured to operate using the power respectively received from the driving source through the input side rotary body, and a first stopper and a second stopper configured to selectively enable or disable a transmission of the power between the input side rotary body and respective output terminals of the first and second decelerators may be provided.
    Type: Application
    Filed: January 9, 2015
    Publication date: February 11, 2016
    Inventors: Jongwon LEE, Se-Gon ROH, Youn Baek LEE, Jeonghun KIM, Minhyung LEE, Byungjune CHOI, Hyun Do CHOI
  • Publication number: 20160038313
    Abstract: Driving modules, motion assistance apparatuses including at least one of the driving modules, and methods of controlling at least one of the motion assistance apparatus may be provided. For example, a driving module including a driving source on one side of a user and configured to transmit power, an input side rotary body connected to the driving source and configured to rotate, and a first decelerator and a second decelerator configured to operate using the power received from the driving source through the input side rotary body, wherein a gear ratio from the input side rotary body to an output terminal of the first decelerator differs from a gear ratio from the input side rotary body to an output terminal of the second decelerator, may be provided.
    Type: Application
    Filed: December 22, 2014
    Publication date: February 11, 2016
    Inventors: Jeonghun KIM, Minhyung LEE, Hyun Do CHOI, Se-gon ROH, Youn Baek LEE, Jongwon LEE, Byungjune CHOI
  • Publication number: 20160038328
    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: Application
    Filed: September 5, 2014
    Publication date: February 11, 2016
    Inventors: Hyun Do CHOI, Yong jae KIM, Youn Baek LEE, Jeonghun KIM, Se-Gon ROH, Minhyung LEE, Jongwon LEE, Byungjune CHOI
  • Publication number: 20160030271
    Abstract: A driving module and a motion assistance apparatus including the same may be provided. For example, the driving module including a driving source provided on one side of a user and configured to transmit power, a power transmitting rotary body configured to rotate by the power transmitted from the driving source, and a first decelerator configured to transmit power between the driving source and the power transmitting rotary body, the first decelerator having an input side rotary body configured to receive power from the driving source, and an output side rotary body configured to transmit power to the power transmitting rotary body may be provided.
    Type: Application
    Filed: December 3, 2014
    Publication date: February 4, 2016
    Inventors: Se-gon ROH, Jongwon LEE, Jeonghun KIM, Minhyung LEE, Youn Baek LEE, Byungjune CHOI, Hyun Do CHOI
  • Publication number: 20160016307
    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: Application
    Filed: November 10, 2014
    Publication date: January 21, 2016
    Inventors: Byungjune CHOI, Youn Baek LEE, Se-gon ROH, Minhyung LEE, Jeonghun KIM, Jongwon LEE, Hyun Do CHOI
  • Publication number: 20160015589
    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: Application
    Filed: January 14, 2015
    Publication date: January 21, 2016
    Inventors: Youn Baek LEE, Byungjune CHOI, Hyun Do CHOI, Jeonghun KIM, Se-Gon ROH, Minhyung LEE, Jongwon LEE
  • Publication number: 20160015532
    Abstract: Provided are a fixing module and a motion assistance apparatus including the same, the fixing module including a base body, a plurality of side frames provided on both sides of the base body, and a height adjustment assembly provided on the base body, and on which a driving module is mounted to provide a power, wherein a distance between the plurality of side frames may be adjustable.
    Type: Application
    Filed: December 19, 2014
    Publication date: January 21, 2016
    Inventors: Minhyung LEE, Hyun Do CHOI, Jeonghun KIM, Byungjune CHOI, Se-gon ROH, Youn Baek LEE, Jongwon LEE
  • Publication number: 20150336265
    Abstract: A supporting module may include: a supporting frame configured to support an action part of an object; a pressure member connected to the supporting frame and configured to push the action part to rotate when the supporting frame rotates in a first direction; a supporting member configured to pull the action part to rotate when the supporting frame rotates in a second direction; and/or a dispersion member, between the pressure member and the supporting member, configured to disperse force transmitted from the pressure member in a direction perpendicular to a direction of the transmitted force and configured to transmit the dispersed force to the supporting member.
    Type: Application
    Filed: January 12, 2015
    Publication date: November 26, 2015
    Inventors: Hyun Do CHOI, Jeonghun KIM, Se-Gon ROH, Minhyung LEE, Youn Baek LEE, Jongwon LEE, Byungjune CHOI