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公开(公告)号:US20240220857A1
公开(公告)日:2024-07-04
申请号:US18229283
申请日:2023-08-02
Inventor: Sooyoung Jang , Sang Yeoun LEE , Ji Hun JEON
IPC: G06N20/00
CPC classification number: G06N20/00
Abstract: An agent training method based on transfer training is provided. The method includes preparing an agent pre-trained in a first environmental condition (hereinafter referred to as source agent), obtaining training data for training of an agent to be trained in a second environmental condition (hereinafter referred to as target agent) different from the first environmental condition by using the source agent, pre-training the target agent based on the training data, and performing deep reinforcement training-based training on the pre-trained target agent in the second environmental condition.
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公开(公告)号:US20220238005A1
公开(公告)日:2022-07-28
申请号:US17520393
申请日:2021-11-05
Inventor: Sun Hwa LIM , Sang Gi HONG , Sang Hyun MO , So Young PARK , Kyo Hoon SON , Kang Bok LEE , Ji Hun JEON
Abstract: Provided is a disaster management system including a plurality of fire receivers configured to receive fire data including sensing data and event data from a plurality of fire-fighting facilities and configure the fire data as fire data having different data structures and a disaster information management server configured to configure the fire data having different data structures received from the plurality of fire receivers as standardized standard data and transmit the configured standard data to an external server.
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公开(公告)号:US20190320519A1
公开(公告)日:2019-10-17
申请号:US16158673
申请日:2018-10-12
Inventor: Hyunseok KIM , Tae-Gyu KANG , Dae Ho KIM , You Jin KIM , Ji Hun JEON
Abstract: A lighting fault diagnosis method includes determining a fault item among a plurality of fault items based on fault symptom data of a test for each fault item, and recommending a repair method suitable for the determined fault item.
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公开(公告)号:US20240310848A1
公开(公告)日:2024-09-19
申请号:US18601829
申请日:2024-03-11
Inventor: Ji Hun JEON , Kang Bok LEE , Sang Yeoun LEE , Soo Young JANG , Min Gi Jeong
IPC: G05D1/246 , G05D1/622 , G05D107/40 , G05D109/20 , G05D111/10 , G05D111/30 , G05D111/50
CPC classification number: G05D1/246 , G05D1/622 , G05D2107/40 , G05D2109/20 , G05D2111/14 , G05D2111/30 , G05D2111/52
Abstract: Provided is a method of operating an unmanned mobile vehicle for detecting an indoor environment. The method according to an embodiment of the present disclosure includes obtaining first motion information using a LiDAR sensor provided on the unmanned mobile vehicle, obtaining second motion information using an inertial sensor provided on the unmanned mobile vehicle, performing correction on the first motion information and the second motion information on the basis of error models corresponding to the LiDAR sensor and the inertial sensor, and determining final position information of the unmanned mobile vehicle on the basis of the correction.
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公开(公告)号:US20230236301A1
公开(公告)日:2023-07-27
申请号:US17845238
申请日:2022-06-21
Inventor: Ji Hun JEON , Sang Yeoun LEE , Jun Hee PARK , Kang Bok LEE , Soo Young JANG , Min Gi JEONG
CPC classification number: G01S13/0209 , G01S13/04 , G01S5/0284 , G01S2013/468
Abstract: There is provided a method performed by a system for obtaining a relative location of an anchor-free UWB-based node. The method includes obtaining relative distances between a plurality of nodes based on UWB sensor values between the nodes, constructing a relative coordinate system having a center node of the plurality of nodes as a base, and calculating coordinate values of other nodes in the relative coordinate system. The constructing of the relative coordinate system having the center node of the plurality of nodes as a base includes constructing the relative coordinate system based on a relative distance between the center node and another node and absolute values of y axis values.
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公开(公告)号:US20220225069A1
公开(公告)日:2022-07-14
申请号:US17564470
申请日:2021-12-29
Inventor: Sang Yeoun LEE , Myung Eun KIM , Ji Hun JEON
Abstract: Provided is a Bluetooth Low Energy (BLE) communication module that supports a dynamic multi-link to configure a wireless ad hoc network. The BLE communication module includes a master configured to scan an advertising message transmitted from a slave of another BLE communication module and a slave connected to the master through an internal interface and configured to receive a scan message transmitted from a master of the other BLE communication module and transmit an advertising message corresponding to the scan message. Each of the master and the slave has a predetermined multi-port and a routing table for processing transmitted or received data.
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