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1.发明申请公开(公告)号：US20180167969A1
公开(公告)日：2018-06-14
申请号：US15837093
申请日：2017-12-11
Inventor： Geon Min YEO , Young Il KIM , Hyun Woo LEE , Yong Tae LEE , Dae Geun PARK , Soon Yong SONG
CPC classification number: H04W74/02 , H04W72/121 , H04W74/006 , H04W84/18 , Y02D70/00 , Y02D70/10 , Y02D70/12 , Y02D70/126 , Y02D70/1262 , Y02D70/144
Abstract: A channel allocation system for accommodating a plurality of nodes in a sensor network includes a PAN coordinator generating channel allocation information and CSMA idle information and transmitting a beacon including the channel allocation information and the CSMA idle information; and at least one node receiving the beacon, determining whether the contention period is in idle state based on the extracted channel allocation information and the CSMA idle information, determine a transmission time, an operation state in a reception interval, how to process received data by determining whether a channel is allocated based on whether the contention period is in idle state, and operating according to the determination result.
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公开(公告)号：US20180144429A1
公开(公告)日：2018-05-24
申请号：US15820639
申请日：2017-11-22
Inventor： Young Il KIM , Byeong Cheol CHOI , Hyo Chan BANG , Geon Min YEO , Sun Hwa LIM , Dae Geun PARK , Soon Yong SONG
CPC classification number: G06Q50/28 , G01D5/00 , G06Q10/06393
Abstract: An a logistics information processing server includes a data processor configured to receive environment sensing data collected from at least one environmental sensor disposed in a cargo storage device in which at least one cargo is stored and cargo related information collected from a cargo tag attached to the at least one cargo, and to perform processing by classifying the environment sensing data and the cargo related data into cargo storage environment data, cargo information, and transportation environment information according to data attributes; and a logistics trust index generator configured to generate a logistics trust index indicating a degree of influence exerted on the quality of the cargo from the cargo storage environment data, cargo information, and transportation environment information output by the data processor.
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公开(公告)号：US20220075392A1
公开(公告)日：2022-03-10
申请号：US17381385
申请日：2021-07-21
Inventor： Young Il KIM , Seong Hee PARK , Soon Yong SONG , Geon Min YEO , Il Woo LEE , Wun Cheol JEONG , Tae Wook HEO
IPC: G05D1/10 , G05D1/00 , G07C5/08 , G07C5/00 , H04R1/32 , B64D47/08 , G06F7/58 , B64C39/02 , H04W4/40
Abstract: A reconnaissance UAV and a surveillance flight method of the reconnaissance UAV which can reduce a number of required reconnaissance UAVs are provided. The surveillance flight method for detecting an unauthorized UAV includes: defining multiple flight passages in a UAV no-fly zone for a plurality of reconnaissance UAVs; controlling each of the plurality of reconnaissance UAVs to fly across adjacent flight passages at an interval by crossing a border of the adjacent flight passages; and controlling at least one of an image sensor and a noise sensor mounted on the reconnaissance UAV to dynamically change a direction detection thereof.
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Patent Agency Ranking
公开(公告)号：US20180338311A1
公开(公告)日：2018-11-22
申请号：US15983251
申请日：2018-05-18
Inventor： Geon Min YEO , Sun Hwa LIM , Young Il KIM , Dae Geun PARK , Soon Yong SONG , Byeong Cheol CHOI
IPC: H04W72/04
Abstract: A method of transmitting control information by an end node in a wireless communication system supporting multi-channel transmission includes: transmitting control information to a center node on a first channel among multiple channels within a control period of a wireless frame when the first channel is in an idle state; transmitting the control information to the center node on a second channel when the first channel is not in the idle state and the second channel is in the idle state, the second channel being selected from channels other than the first channel among the multiple channels; and transmitting the control information to the center node in a subsequent wireless frame when the second channel is not in the idle state.
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5.发明申请公开(公告)号：US20180144634A1
公开(公告)日：2018-05-24
申请号：US15820669
申请日：2017-11-22
Inventor： Young Il KIM , Dae Geun PARK , Hyo Chan BANG , Soon Yong SONG , Geon Min YEO , Sun Hwa LIM , Byeong Cheol CHOI
IPC: G08G1/16 , G08G1/095 , G08G1/0967 , G06Q10/06
CPC classification number: G08G1/164 , G01C21/36 , G06Q10/06 , G08G1/012 , G08G1/0129 , G08G1/0133 , G08G1/0141 , G08G1/052 , G08G1/095 , G08G1/096716 , G08G1/096741 , G08G1/09675 , G08G1/096775 , G08G1/096783 , H04B1/3827
Abstract: A method for providing a traffic safety service of a traffic safety service server communicating with a client terminal includes: receiving sensor data of each sensor from the client terminal; classifying the sensor data into data according to at least one specific time slot for each sensor and calculating a safety score of each of the at least time slot; calculating an average of the safety scores of the at least time slot and calculating a safety score for each sensor, and calculating a safety index on the basis of the safety score for each sensor and a weight assigned to each sensor.
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公开(公告)号：US20250117555A1
公开(公告)日：2025-04-10
申请号：US18906300
申请日：2024-10-04
Inventor： Il Soon JANG , Dae Ho KIM , Chan Won PARK , Soon Yong SONG , Jin Chul CHOI
IPC: G06F30/27 , G06F111/02
Abstract: A digital twin federation system for interoperability and federation between digital twins and an operating method thereof are provided. The digital twin federation system includes single digital twins to be federated, a metadata repository that stores metadata on the single digital twins and a federated digital twin, a federated digital twin generated by federating the single digital twins, and a management device that searches for a single digital twin providing a specific service among the single digital twins from the metadata repository through a search function to determine the single digital twin to be a digital twin for the federated digital twin, generates the federated digital twin where the single digital twins are federated, and generates a tool for providing a service of the federated digital twin, thereby expanding existing services and provide new services by federating digital twins, and easily solving problems involving domains through simulation and visualization.
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公开(公告)号：US20210092277A1
公开(公告)日：2021-03-25
申请号：US17028345
申请日：2020-09-22
Inventor： Young Il KIM , Seong Hee PARK , Soon Yong SONG , Geon Min YEO , Il Woo LEE , Wun Cheol JEONG , Tae Wook HEO
Abstract: Provided is a method and apparatus for detecting an unmanned aerial vehicle (UAV). The method of detecting a UAV includes receiving images from one or more cameras positioned in a UAV protected area; analyzing the received image to extract a UAV from the received image; and providing data related to the extracted UAV to train a UAV detection model, wherein photographing times or photographing positions of the one or more cameras are variably controlled.
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8.发明申请公开(公告)号：US20170156021A1
公开(公告)日：2017-06-01
申请号：US15361194
申请日：2016-11-25
Inventor： Geon Min YEO , Young Il KIM , Dae Geun PARK , Soon Yong SONG , Yong Tae LEE , Hyun Woo LEE
CPC classification number: H04W4/70 , H04W52/0216 , H04W74/002 , H04W74/0808 , H04W84/20 , Y02D70/144
Abstract: A control method for collision avoidance in low power wireless sensor communication including a center node and a plurality of neighbor nodes includes assigning a seed to a neighbor node associated with a center node, updating, by the neighbor node, the seed at each radio frame, determining, by the neighbor node, a criterion for performing communication, and transmitting data in a next slot according to a result of carrier sensing is provided.
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