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公开(公告)号:US11486777B2
公开(公告)日:2022-11-01
申请号:US17259636
申请日:2019-07-10
Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
Inventor: Jinseok Kim , Sungwook Yang , Min Su Jang , Jun Sik Kim , Kyumin Kang , Bum-Jae You
Abstract: Embodiments relate to a torsion sensor device which measures a degree of torsion of a measurement object by using a fiber Bragg gratings (FBG) sensor, the sensor device comprising: an FBG sensor including a sensing unit formed in one section of an elongated optical fiber; and a fixing device for fixing and supporting the FBG sensor to cause displacement of the FBG sensor according to motion of the measurement object, wherein the fixing device includes a bending prevention member to enable the sensing unit to have torsion displacement without bending displacement, according to the motion of the measurement object.
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公开(公告)号:US11129553B2
公开(公告)日:2021-09-28
申请号:US16698590
申请日:2019-11-27
Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY , CENTER OF HUMAN-CENTERED INTERACTION FOR COEXISTENCE
Inventor: Jinseok Kim , Hyun Joon Shin , Bum-Jae You , Sungwook Yang , Minsu Jang , Jun Sik Kim
Abstract: A motion capture system includes a motion sensor having a flexible body and a fiber bragg gratings (FBG) sensor inserted into the body, a fixture configured to fix the motion sensor to a human body of a user, a light source configured to irradiate light to the motion sensor, and a measurer configured to analyze a reflected light output from the motion sensor, wherein the FBG sensor includes an optical fiber extending along a longitudinal direction of the body and a sensing unit formed in a partial region of the optical fiber and having a plurality of gratings, and wherein a change of a wavelength spectrum of the reflected light, caused by the change of an interval of the gratings due to a motion of the user, is detected to measure a motion state of the user.
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公开(公告)号:US11036297B2
公开(公告)日:2021-06-15
申请号:US16502253
申请日:2019-07-03
Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY , CENTER OF HUMAN-CENTERED INTERACTION FOR COEXISTENCE
Inventor: Youngsu Cha , Kahye Song , Jung Min Park , Bum-Jae You
Abstract: Provided is a tactile feedback device including a tactile transmission element having an enclosed space inside, the tactile transmission element including a compression part which is compressed toward the enclosed space by an electrostatic force generated by the application of voltage, and a tactile part which transmits tactile sensation to a user by expansion with movement of air by the compression.
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公开(公告)号:US10990177B2
公开(公告)日:2021-04-27
申请号:US16199708
申请日:2018-11-26
Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY , CENTER OF HUMAN-CENTERED INTERACTION FOR COEXISTENCE
Inventor: Donghyun Hwang , Keehoon Kim , Byeongkyu Lim , Bum-Jae You
IPC: G06F3/01
Abstract: Provided is a tactile transmission device, which includes a base unit forming one surface of the tactile transmission device, a tip-tilt elastic member stacked on the base unit and configured to transmit a tactile feel to a finger of a user in a first direction oriented upward from a bottom surface of the finger and a second direction intersecting the first direction at a predetermined angle, and a cover disposed at an upper side of the tip-tilt elastic member to form another surface of the tactile transmission device.
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公开(公告)号:US20190121434A1
公开(公告)日:2019-04-25
申请号:US15920378
申请日:2018-03-13
Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY , CENTER OF HUMAN-CENTERED INTERACTION FOR COEXISTENCE
Inventor: Youngsu Cha , Kahye Song , Jung Min Park , Bum-Jae You
IPC: G06F3/01
CPC classification number: G06F3/016 , B81B3/0021 , B81B2201/034 , B81B2203/0181 , B81B2203/058 , B81B2203/06 , B81C2203/035
Abstract: Disclosed is an actuator including a support member, an actuating unit rotatably installed in the support member and having a first electrode installed on one side and a stimulation providing unit installed on the other side to provide stimulation by rotation, and an attraction force providing unit having a second electrode to provide an attraction force to the first electrode, wherein when an electrostatic attraction force is provided to the first electrode through the second electrode, the actuating unit pivots to enable the stimulation providing unit to apply stimulation to a sensing unit.
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公开(公告)号:US20180351476A1
公开(公告)日:2018-12-06
申请号:US15848435
申请日:2017-12-20
Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY , CENTER OF HUMAN-CENTERED INTERACTION FOR COEXISTENCE
Inventor: Youngsu CHA , Junseok Lee , Jung Min Park , Bum-Jae You
Abstract: Disclosed is a flexible printed circuit board (FPCB) actuator including an FPCB core having a first surface and a second surface, wherein the first surface and the second surface are parallel to each other, a first electrode installed on the first surface and having first parts, wherein the first parts are spaced apart from each other in a first direction at least in part, and a second electrode installed covering at least a portion of the second surface, wherein as control voltage is applied to the first and second electrodes, an electrostatic force generated between the first electrode and the second electrode in a second direction perpendicular to the first direction allows the FPCB core to make a bending motion.
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公开(公告)号:US10524701B2
公开(公告)日:2020-01-07
申请号:US15612958
申请日:2017-06-02
Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY , CENTER OF HUMAN-CENTERED INTERACTION FOR COEXISTENCE
Inventor: Jinseok Kim , Hyun Joon Shin , Bum-Jae You , Sungwook Yang , Minsu Jang , Jun Sik Kim
Abstract: A motion capture system includes a motion sensor having a flexible body and a fiber bragg gratings (FBG) sensor inserted into the body, a fixture configured to fix the motion sensor to a human body of a user, a light source configured to irradiate light to the motion sensor, and a measurer configured to analyze a reflected light output from the motion sensor, wherein the FBG sensor includes an optical fiber extending along a longitudinal direction of the body and a sensing unit formed in a partial region of the optical fiber and having a plurality of gratings, and wherein a change of a wavelength spectrum of the reflected light, caused by the change of an interval of the gratings due to a motion of the user, is detected to measure a motion state of the user.
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公开(公告)号:US10331217B2
公开(公告)日:2019-06-25
申请号:US15920378
申请日:2018-03-13
Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY , CENTER OF HUMAN-CENTERED INTERACTION FOR COEXISTENCE
Inventor: Youngsu Cha , Kahye Song , Jung Min Park , Bum-Jae You
Abstract: Disclosed is an actuator including a support member, an actuating unit rotatably installed in the support member and having a first electrode installed on one side and a stimulation providing unit installed on the other side to provide stimulation by rotation, and an attraction force providing unit having a second electrode to provide an attraction force to the first electrode, wherein when an electrostatic attraction force is provided to the first electrode through the second electrode, the actuating unit pivots to enable the stimulation providing unit to apply stimulation to a sensing unit.
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公开(公告)号:US20190171290A1
公开(公告)日:2019-06-06
申请号:US16199708
申请日:2018-11-26
Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY , CENTER OF HUMAN-CENTERED INTERACTION FOR COEXISTENCE
Inventor: Donghyun HWANG , Keehoon Kim , Byeongkyu Lim , Bum-Jae You
IPC: G06F3/01
Abstract: Provided is a tactile transmission device, which includes a base unit forming one surface of the tactile transmission device, a tip-tilt elastic member stacked on the base unit and configured to transmit a tactile feel to a finger of a user in a first direction oriented upward from a bottom surface of the finger and a second direction intersecting the first direction at a predetermined angle, and a cover disposed at an upper side of the tip-tilt elastic member to form another surface of the tactile transmission device.
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