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公开(公告)号：US20200093404A1
公开(公告)日：2020-03-26
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：US20230288446A1
公开(公告)日：2023-09-14
申请号：US18019930
申请日：2021-08-04
Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
Inventor： Jinseok KIM , Minsu JANG , Byung Kook KIM , Kyumin KANG
IPC: G01P15/097 , G01P15/18 , G01P15/08 , G01K11/3206
CPC classification number: G01P15/097 , G01K11/3206 , G01P15/0802 , G01P15/18
Abstract: Embodiments relate to an IMU sensor and an inertial measurement system comprising same, wherein the IMU sensor comprises: a core body including at least three surfaces each having a surface direction parallel to any one of three axes; a plurality of cantilevers configured to be deformable, one side of each cantilever being coupled to the core body; and a plurality of strain sensors each disposed on the surface of each cantilever, the strain sensors extending along the direction of the other side from one fixed side of the cantilever.
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公开(公告)号：US20230204360A1
公开(公告)日：2023-06-29
申请号：US18087542
申请日：2022-12-22
Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
Inventor： Jinseok KIM , Byung Kook KIM , Minsu JANG , Hyowon MOON
Abstract: Embodiments relate to an Inertia Measurement Unit (IMU) sensor that generates strain information including a change in strain based on first output light of a first type of optical fiber sensing unit, calculates acceleration information of an object on which an IMU sensor (10) is mounted based on the strain information, generates angular velocity information based on output light of a second type of optical fiber sensing unit, and calculates angle information of the object based on the rotational speed information.
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公开(公告)号：US20240285349A1
公开(公告)日：2024-08-29
申请号：US18422685
申请日：2024-01-25
Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
Inventor： Jinseok KIM , Minsu JANG , Deukhee LEE , Hyehyun HAN , Byung Kook KIM , Byung Chul LEE
CPC classification number: A61B34/20 , G06T7/0014 , G06T7/337 , G06T7/50 , G06T15/00 , G16H30/20 , A61B2034/2065 , G06T2200/04 , G06T2207/30004
Abstract: Disclosed embodiments aim to provide an apparatus and method for three-dimensional navigation of a medical tool that enables identifying the three-dimensional shape and position of the medical tool within a human body. To achieve the above object, the disclosed embodiment includes a three-dimensional high-resolution image acquisition unit configured to acquire a three-dimensional high-resolution image of a human organ that is targeted for a medical procedure; a three-dimensional shape data acquisition unit configured to acquire three-dimensional shape data of a medical tool of a flexible material in real time; a registration unit configured to register the three-dimensional high-resolution image and the three-dimensional shape data with a reference point; and a display unit configured to display an image registered by the registration unit.
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