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公开(公告)号：US20200272241A1
公开(公告)日：2020-08-27
申请号：US16872708
申请日：2020-05-12
Applicant: KOREA ELECTRONICS TECHNOLOGY INSTITUTE
Inventor： Yeon Hwa KWAK , Kun Nyun KIM , Won Hyo KIM
Abstract: The described technology relates to a hand gesture recognition sensor. In one aspect, the hand gesture recognition sensor includes at least one strain unit configured to measure a physical change in an epidermis of a human body. The hand gesture recognition sensor also includes at least one bump unit located in a measurement direction of the at least one strain unit so as not to overlap the at least one strain unit, the at least one bump unit configured to amplify the physical change.
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公开(公告)号：US20220187144A1
公开(公告)日：2022-06-16
申请号：US17684156
申请日：2022-03-01
Applicant: KOREA ELECTRONICS TECHNOLOGY INSTITUTE
Inventor： Won Hyo KIM , Woo Kyeong SEONG , Kook Nyung LEE , Su Mi YOON , Dong Ki HONG , Young Joo KIM , Hye Lim KANG
Abstract: This application relates to a pressure sensor. In one aspect, the sensor includes a base material and a through-hole formed to pass through the upper surface and the lower surface of the base material. The sensor may also include a conductive thread sensor including conductive thread that passes through the through-hole. According to some embodiments, the pressure sensor is implemented through a structural combination of the conductive thread and the base material so that the degree of design freedom can be effectively increased in the application of a variety of recent wearable flexible materials.
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公开(公告)号：US20220136914A1
公开(公告)日：2022-05-05
申请号：US17452748
申请日：2021-10-28
Applicant: KOREA ELECTRONICS TECHNOLOGY INSTITUTE
Inventor： Won Hyo KIM , Woo Kyeong SEONG , Kook Nyung LEE , Su Mi YOON , Dong Ki HONG , Young Joo KIM , Hye Lim KANG
Abstract: Disclosed are a pressure sensor using conductive thread, the pressure sensor including a plurality of first conductive lines arranged parallel to each other in a first direction in a state of being spaced apart from each other, a plurality of second conductive lines arranged parallel to each other in a second direction intersecting the first direction in a state of being spaced apart from each other, and a spacer located between the plurality of first conductive lines and the plurality of second conductive lines, resistance of the spacer being changed when pressure is applied thereto, whereby it is possible to measure a wide range of pressure with elasticity and flexibility, and a method of manufacturing the same.
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公开(公告)号：US20210255139A1
公开(公告)日：2021-08-19
申请号：US17139517
申请日：2020-12-31
Applicant: KOREA ELECTRONICS TECHNOLOGY INSTITUTE
Inventor： Kook Nyung LEE , Woo Kyeong SEONG , Won Hyo KIM , Dong Ki HONG , Hye Lim KANG
IPC: G01N27/414
Abstract: The gas sensor according to an exemplary embodiment of the present invention comprises: an FET device including one or more gate electrodes; a sensor array part including a plurality of sensors, in which a first electrode of each sensor is connected to at least one gate electrode of the plurality of gate electrodes in the FET device; and a controller detecting a gas using a current between a drain-source in response to voltage changes in the gate electrode of the FET device, wherein each sensor includes: a first electrode connected to a gate electrode of the FET device; a second electrode receiving an operating voltage through a switch controlled by the controller; and a detection film interposed between the first electrode and the second electrode.
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公开(公告)号：US20190086354A1
公开(公告)日：2019-03-21
申请号：US15788714
申请日：2017-10-19
Inventor： Jung Hun YOO , Jin Min LEE , Sung Min HONG , Won Hyo KIM
IPC: G01N27/22
Abstract: Provided is a humidity sensor including a substrate, a lower electrode, a humidity-sensitive dielectric portion, and an upper electrode which are sequentially stacked and measuring humidity by sensing a difference in capacitance between electrodes according to a change in dielectric constant of the humidity-sensitive dielectric portion, wherein the humidity-sensitive dielectric portion has a plurality of cylindrical members having a circular or C-shaped cross-section erected on the lower electrode, and wherein the upper electrode has a pattern where a plurality of circular-rings or C-rings in contact with ceiling surfaces of the plurality of the cylindrical members of the humidity-sensitive dielectric portion are connected to each other.
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Patent Agency Ranking
公开(公告)号：US20180143697A1
公开(公告)日：2018-05-24
申请号：US15873786
申请日：2018-01-17
Applicant: KOREA ELECTRONICS TECHNOLOGY INSTITUTE
Inventor： Kunnyun KIM , Kwang Bum PARK , Won Hyo KIM , Yeon Hwa KWAK
IPC: G06F3/01
CPC classification number: G06F3/017 , A61B5/103 , A61B5/681 , G06F3/011 , G06F3/014 , G06F3/0346 , G06F2203/0384
Abstract: A wearable device is disclosed. In one embodiment, the device includes: a sensor array having a plurality of sensors each detecting a physical change in epidermis of a corresponding body area and a body movement determination unit configured to determine movement of a body part based on sensing signals respectively received from the plurality of sensors.
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公开(公告)号：US20170336964A1
公开(公告)日：2017-11-23
申请号：US15535868
申请日：2015-10-08
Applicant: KOREA ELECTRONICS TECHNOLOGY INSTITUTE
Inventor： Kunnyun KIM , Yeonhwa KWAK , Won Hyo KIM , Kwang Bum PARK
IPC: G06F3/0488 , G06F3/0482 , G06F1/16
CPC classification number: G06F3/04883 , G04C3/001 , G04G21/08 , G06F1/163 , G06F1/169 , G06F3/0236 , G06F3/03547 , G06F3/0482 , G06F2203/0339 , G06F2203/04808
Abstract: The described technology relates to a wearable electronic device. The wearable electronic device may include a touch display, a rim surrounding the touch display, a rim touch sensor disposed on at least a portion of the rim, a band portion that allows the wearable electronic device to be worn on a user's wrist, and a control unit configured to receive a rim touch on the rim through the rim touch sensor and generate a control signal for controlling the wearable electronic device based on at least one of attributes of the rim touch.
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公开(公告)号：US20230073404A1
公开(公告)日：2023-03-09
申请号：US18049991
申请日：2022-10-26
Applicant: KOREA ELECTRONICS TECHNOLOGY INSTITUTE
Inventor： Won Hyo KIM , Woo Kyeong SEONG , Kook Nyung LEE , Su Mi YOON , Dong Ki HONG , Young Joo KIM , Hye Lim KANG
IPC: G06F3/041
Abstract: A pressure sensor is proposed. The pressure sensor may include a base substrate, and at least one sensing electrode formed on the base substrate. The pressure sensor may also include an electrode wire electrically connected to one side of the sensing electrode, extending on the base substrate, and formed at one side of a power connection part. The pressure sensor may further include an insulative adhesive layer coated on a region of the base substrate other than a region on which the sensing electrode is formed. The pressure sensor may further include a resistant substrate which is stacked on and coupled to the base substrate by the adhesive layer and on one surface of which a resistor is formed to be spaced apart from and face the sensing electrode in a stacking direction. According to embodiments, it is possible to effectively achieve flexible response of a pressure sensor for external pressure.
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公开(公告)号：US20220341797A1
公开(公告)日：2022-10-27
申请号：US17859314
申请日：2022-07-07
Applicant: KOREA ELECTRONICS TECHNOLOGY INSTITUTE
Inventor： Won Hyo KIM , Woo Kyeong SEONG , Kook Nyung LEE , Su Mi YOON , Dong Ki HONG , Young Joo KIM , Hye Lim KANG
Abstract: A conductive yarn pressure sensor is proposed. The pressure sensor may include a porous fiber layer having predetermined cavities formed therein. The pressure sensor may also include a first sensing electrode made of a first conductive yarn formed on one surface of the porous fiber layer, and a second sensing electrode made of a second conductive yarn formed on the other surface of the porous fiber layer. The first sensing electrode or the second sensing electrode may be provided so as to be in contact with each other in the cavities of the porous fiber layer due to external pressure. According to an embodiment, by having conductive yarn in flexible clothing or textile material, pressure can be sensed by effectively responding to deformation due to external pressure.
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公开(公告)号：US20200183576A1
公开(公告)日：2020-06-11
申请号：US16789326
申请日：2020-02-12
Applicant: KOREA ELECTRONICS TECHNOLOGY INSTITUTE
Inventor： Kunnyun KIM , Yeonhwa KWAK , Won Hyo KIM , Kwang Bum PARK
IPC: G06F3/0488 , G04G21/08 , G06F3/0354 , G06F3/023 , G04C3/00 , G06F1/16 , G06F3/0482
Abstract: The described technology relates to a wearable electronic device. The wearable electronic device may include a touch display, a rim surrounding the touch display, a rim touch sensor disposed on at least a portion of the rim, a band portion that allows the wearable electronic device to be worn on a user's wrist, and a control unit configured to receive a rim touch on the rim through the rim touch sensor and generate a control signal for controlling the wearable electronic device based on at least one of attributes of the rim touch.
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