公开(公告)号：US20240241581A1

公开(公告)日：2024-07-18

申请号：US18416665

申请日：2024-01-18

Applicant: AGENCY FOR DEFENSE DEVELOPMENT ,  KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Laehyun KIM ,  Yaeeun HAN ,  Jihyeon HA

IPC: G06F3/01

CPC classification number: G06F3/015

Abstract: A method for recognizing blink and eye movement based on electroencephalogram (EEG) and a system thereof are disclosed. The method includes measuring a subject's EEG-based electrooculogram (EOG) signal (hereinafter referred to as “EOG signal”) using three electrodes connected to an EEG head cap. The method further includes performing potential blink detection and zero crossing detection using the EOG signal, and generating a plurality of parameters used for blink and eye movement classification using the EOG signal depending on presence or absence of the potential blink and the zero crossing. In addition, the method further includes classifying the blink and up/down/left/right eye movements of using the plurality of parameters.

公开(公告)号：US20240226287A1

公开(公告)日：2024-07-11

申请号：US18536271

申请日：2023-12-12

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY ,  THE CATHOLIC UNIVERSITY OF KOREA INDUSTRY-ACADEMIC COOPERATION FOUNDATION

Inventor： Eun-Kyoung Bang ,  GYO CHANG KEUM ,  Jae- Hwan Nam ,  Seohyeon Bae ,  Muhammad Faisal ,  Sung Pil Kwon ,  Soyeon Yoo

IPC: A61K39/39 ,  A61K47/26 ,  C07C235/08 ,  C07C235/10 ,  C07D207/04 ,  C07D211/06 ,  C07D213/55 ,  C07D231/12 ,  C07D265/30 ,  C07D295/15 ,  C07D339/04 ,  C07D413/10 ,  C12N15/113

CPC classification number: A61K39/39 ,  A61K47/26 ,  C07C235/08 ,  C07C235/10 ,  C07D207/04 ,  C07D211/06 ,  C07D213/55 ,  C07D231/12 ,  C07D265/30 ,  C07D295/15 ,  C07D339/04 ,  C07D413/10 ,  C12N15/113 ,  A61K2039/55555 ,  C07C2601/16

Abstract: The present disclosure relates to a novel lipid compound and a lipid nanoparticle composition including the same and, more specifically, the lipid nanoparticle composition includes ionized lipid, helper lipid, PEG-lipid, and additives, and may mitigate changes and side effects in the delivery mechanism and enhance the protein expression efficiency by including a biofriendly vitamin-based novel lipid compound and helper lipids including neutral lipids.

公开(公告)号：US12029550B2

公开(公告)日：2024-07-09

申请号：US17978037

申请日：2022-10-31

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Kyung-Ryoul Mun ,  Jinwook Kim

IPC: A61B5/11 ,  A61B5/00 ,  A61B5/107 ,  G06T7/215 ,  G06T7/246 ,  G06T7/292

CPC classification number: A61B5/1071 ,  A61B5/0077 ,  A61B5/1079 ,  A61B5/1121 ,  A61B5/1127 ,  A61B5/7267 ,  A61B5/7275 ,  G06T7/215 ,  G06T7/246 ,  G06T7/292 ,  A61B2562/04 ,  G06T2207/20081 ,  G06T2207/20084 ,  G06T2207/30196 ,  G06T2207/30204

Abstract: A system for predicting a three-dimensional human body joint angle according to an embodiment predicts information on a human body joint angle of a new subject by photographing a motion of a subject at different three-dimensional positions and using information on the human body joint angle according to the generated motion of the subject and information on the human body joint angle according to the motion of the subject.

公开(公告)号：US20240208070A1

公开(公告)日：2024-06-27

申请号：US18303650

申请日：2023-04-20

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Sehyuk YIM

IPC: B25J11/00 ,  B25J9/16 ,  B25J13/00

CPC classification number: B25J11/0015 ,  B25J9/161 ,  B25J13/003 ,  B25J19/00

Abstract: An intelligent robot according to an embodiment is disclosed. The intelligent robot according to an embodiment includes at least one processor and a memory configured to store instructions for executing the at least one processor, wherein the intelligent robot includes a plurality of members stacked with gaps to form a shape of a face, and at least one flexible structure disposed in at least one of the gaps, and wherein when the instructions are executed by the at least one processor, the instructions cause the at least one processor to control a motion of the face by applying a force to a power transmission element connected to at least one of the plurality of members based on an audio input.

公开(公告)号：US12019724B2

公开(公告)日：2024-06-25

申请号：US17535575

申请日：2021-11-25

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Ig Jae Kim ,  Gi Pyo Nam ,  Haesol Park ,  Junghyun Cho ,  Je Hyeong Hong

IPC: G06F21/00 ,  G06F21/32 ,  G06V40/16

CPC classification number: G06F21/32 ,  G06V40/168 ,  G06V40/172

Abstract: Embodiments relate to a user authentication device configured to detect a face region in a target object image including at least part of a face of a target object, recognize masked or unmasked in the face region, extract target object characteristics data from the face region of the target object image, call reference data and authenticate if the target object is a registered device user based on the called reference data and the target object characteristics data. The reference data is generated from an unmasked image of the registered device user.

公开(公告)号：US12016726B2

公开(公告)日：2024-06-25

申请号：US17326335

申请日：2021-05-21

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Byung Chul Lee ,  Shinyong Shim ,  Dong-Hyun Kang ,  Hae Youn Kim ,  Hyung Min Kim ,  Ki Joo Pahk ,  Maesoon Im

IPC: A61B8/00 ,  A61N7/00 ,  B06B1/02 ,  G01S7/52 ,  G01S15/89

CPC classification number: A61B8/4494 ,  A61B8/4488 ,  A61N7/00 ,  B06B1/0292 ,  G01S7/52079 ,  G01S15/8915 ,  A61N2007/0052 ,  B06B2201/76

Abstract: A flexible ultrasound transducer according to an embodiment of the present disclosure includes a substrate having a central part and a plurality of extended parts extending from the central part; an ultrasound probe disposed at the central part of the substrate to acquire an ultrasound image of a region of interest; and a focused ultrasound output unit disposed at the extended parts of the substrate to output a focused ultrasound to the region of interest, wherein the focused ultrasound output unit disposed at the extended parts of the substrate has a flexible property and is deformable. According to the structure of an embodiment, it is possible to simultaneously achieve ultrasound imaging and ultrasonic therapy such as lesion stimulation or removal through focused ultrasound, and adjust the focal position of focused ultrasound or improve the focal sensitivity through flexible movement.

公开(公告)号：US12005612B2

公开(公告)日：2024-06-11

申请号：US17177856

申请日：2021-02-17

Applicant: Korea Institute of Science and Technology

Inventor： Seungjun Chung ,  Phillip Lee ,  Seung Hyun Lee ,  Seong Kwon Hwang ,  Hyunjoo Cho ,  Jeong Gon Son ,  Jai Kyeong Kim ,  Heesuk Kim ,  Sang-Soo Lee ,  Tae Ann Kim ,  Jong Hyuk Park

IPC: B29C35/02 ,  B29C35/00 ,  B32B7/022 ,  B32B37/14 ,  B32B38/00 ,  B32B38/08 ,  H05K1/02 ,  H05K1/03

CPC classification number: B29C35/02 ,  B29C35/002 ,  B32B7/022 ,  B32B37/144 ,  B32B38/08 ,  B32B38/145 ,  H05K1/0283 ,  H05K1/03 ,  B29K2995/0094 ,  B32B2038/0076 ,  B32B2307/51 ,  B32B2319/00

Abstract: Disclosed is a method of manufacturing a transparent stretchable substrate according to various embodiments of the present disclosure. The method may include generating a substrate part formed of an elastic material, generating an auxetic including a plurality of unit structures on the substrate part, and generating a fixing part on the substrate part on which the auxetic is generated.

公开(公告)号：US20240185041A1

公开(公告)日：2024-06-06

申请号：US18450833

申请日：2023-08-16

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY ,  SOGANG UNIVERSITY RESEARCH & BUSINESS DEVELOPMENT FOUNDATION

Inventor： Junghyun CHO ,  Igjae KIM ,  Unsang PARK ,  Haetsal LEE

IPC: G06N3/0464 ,  G06N3/048

CPC classification number: G06N3/0464 ,  G06N3/048

Abstract: The present disclosure relates to a technology for skeleton-based action recognition based on a graph convolutional network, in which an action processing device receives a frame including a skeleton with respect to actions of an object, extracts spatiotemporal features with respect to the skeleton by using a rank adjacency matrix in which a distance between one node and another node and an adjacency ranking are considered, merges an object and vertices in the input frame based on the extracted spatiotemporal features, and performs a classification task.

公开(公告)号：US12002162B2

公开(公告)日：2024-06-04

申请号：US17607402

申请日：2020-07-27

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Byoung Hyun Yoo ,  Yong Jae Lee

IPC: G06T19/00 ,  G06T7/73 ,  G06V10/24 ,  G06V10/75 ,  G06V20/64

CPC classification number: G06T19/003 ,  G06T7/74 ,  G06V10/24 ,  G06V10/7553 ,  G06V20/653 ,  G06T2207/30208

Abstract: A method for providing virtual contents in a virtual space based on a common coordinate system includes: detecting a base marker for identifying a fixed point of an actual operation space, and a target marker for identifying an actual operation object, from initial image data indicating an initial state of the actual operation object in the actual operation space; calculating an initial model matrix of a target marker expressing an initial position and orientation of the target marker, and a model matrix of the base marker expressing a position and an orientation of the detected base marker in a virtual operation space having a common coordinate system which has the detected base marker as a reference; and calculating a current model matrix of the target marker expressing a current position and orientation of the target marker by using the calculated model matrix of the base marker.

公开(公告)号：US20240180041A1

公开(公告)日：2024-05-30

申请号：US18522771

申请日：2023-11-29

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Seung Hyub BAEK ,  Soo Young JUNG ,  Sunghoon HUR ,  Ji-Soo JANG ,  Jungho YOON ,  Hyun-Cheol SONG ,  Seong Keun KIM ,  Chong Yun KANG ,  Ji-Won CHOI ,  Jin Sang KIM

IPC: H10N30/00 ,  C30B23/04 ,  C30B29/22 ,  H10N30/072 ,  H10N30/082 ,  H10N30/853

CPC classification number: H10N30/10513 ,  C30B23/04 ,  C30B29/22 ,  H10N30/072 ,  H10N30/082 ,  H10N30/8536 ,  H10N30/8548 ,  H10N30/8561

Abstract: The present invention relates to a heterojunction semiconductor substrate having excellent dielectric properties, a method of manufacturing the same, and an electronic device using the same. The present invention provides a heterojunction semiconductor substrate with improved interlayer adhesion, low leakage current, and excellent dielectric properties that maintain strength in a ferroelectric fatigue experiment by interposing a metal layer and a conductive metal oxide layer on a semiconductor substrate to form an epitaxial oxide thin film layer composed of perovskite piezoelectric oxide. The heterojunction semiconductor substrate can be applied to sensors, actuators, transducers, or MEMS devices that use the high functionality of the high-quality epitaxial oxide thin film layer, including applications in electronic and optical devices.