Zobrazeno 1 - 10
of 14
pro vyhledávání: '"Wenfa Yan"'
Publikováno v:
Dianxin kexue, Vol 38, Pp 157-165 (2022)
The indoor wireless local area network has the problem of uneven signal coverage.Moreover, a mismatch between the wireless bandwidth and the incoming broadband rate exists.The research status of wideband indoor wireless coverage was provided with tra
Externí odkaz:
https://doaj.org/article/e29b28fb37134900b9ddaa1be91a1775
Publikováno v:
Sensors, Vol 23, Iss 12, p 5727 (2023)
Distributed Acoustic Sensing (DAS) is a novel technology that uses fiber optics to sense and monitor vibrations. It has demonstrated immense potential for various applications, including seismology research, traffic vibration detection, structural he
Externí odkaz:
https://doaj.org/article/757926473e374dafae8d89d3922bd962
Publikováno v:
IEEE Access, Vol 6, Pp 68968-68980 (2018)
This paper proposes a novel method for traffic flow detection using distributed optical fiber acoustic sensing (DAS). Different from the traditional traffic flow detection method, this method detects the traffic vibration signal using a fiber optic c
Externí odkaz:
https://doaj.org/article/91eba36b8d034df29d8e330b8a9ffba4
Publikováno v:
Sensors, Vol 21, Iss 15, p 5094 (2021)
Aircraft detection plays a vital role in aviation management and safe operation in the aviation system. Phase-Sensitive Optical Time Domain Reflectometry (Φ-OTDR) technology is a prevailing sensing method in geophysics research, structure inspection
Externí odkaz:
https://doaj.org/article/f022849cacc343429eb177fd62dc71dd
Publikováno v:
Interpretation. 9:SJ13-SJ22
With the rapid development of the high-speed railway industry, train detection and identification play a vital role in capacity improvement and safe operation in railway systems. Conventional detection methods such as track circuit and axle counting
Publikováno v:
China Communications. 18:167-174
In this paper, we investigate and analyze the network security risks faced by 5G private industrial networks. Based on current network security architecture and 3GPP requirements and considering the actual application of 5G private industrial network
Publikováno v:
IEEE Transactions on Vehicular Technology. 69:1363-1374
This paper presents a vehicle detection and classification system using distributed fiber-optic acoustic sensing (DAS) technology and describes a comprehensive classification method including signal processing and feature extraction. This sensing dev
The fast and flexible characteristics of badminton determine the necessity of a sports action, the lunge. Fast lunge has an important impact on the results of the game in actual combat. In lunge evaluation, the contact time to the ground is a key ind
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ae4211a197bf20eca2ac25b0ddfcb46b
https://doi.org/10.20944/preprints202012.0654.v2
https://doi.org/10.20944/preprints202012.0654.v2
Publikováno v:
2021 International Conference on Information Technology and Contemporary Sports (TCS).
This article proposes a method to recognize badminton skills by using the sound of hitting the badminton. The authors record the six different sounds of badminton hits of world champion Lin Liwen. With the help of the open-source audio software Audac
Publikováno v:
AOPC 2020: Optical Information and Network.
Campus security is a very important part of smart campus. How to conduct comprehensive, real-time, efficient and accurate campus security monitoring is a key issue among them. At present, the monitoring method commonly used in colleges is video surve