[PDF][PDF] 光电信息事件识别感知关键技术研究进展

刘铁根, 刘琨, 戴林, 江俊峰, 王健, 丁振扬… - Acta Optica …, 2021 - researching.cn
摘要目前随着公共安全领域非法入侵事件的数量急剧增加, 迫切需要新型传感技术来侦测非法
入侵事件. 针对精确定位, 准确识别, 多参量融合等瓶颈问题, 天津大学, 天地伟业技术有限公司等 …

[PDF][PDF] 分布式光纤入侵信号检测与识别

张永康, 尚盈, 王晨, 赵文安, 李常, 曹冰, 王昌 - 光电工程, 2021 - researching.cn
分布式光纤声波传感(DAS) 技术通过接收相干瑞利散射光的相位信息来探测声波或振动信号,
具有灵敏度高, 动态范围广等特性, 可利用线性定量测量实现对信号的高保真还原 …

Intrusion behavior classification method applied in a perimeter security monitoring system

Q Mi, H Yu, Q Xiao, H Wu - Optics Express, 2021 - opg.optica.org
A distributed optic fiber perimeter security system is proved to be an effective strategy for the
security monitoring of some vital targets, such as power plants, power substations and …

[HTML][HTML] Detection and recognition of distributed optical fiber intrusion signal

Z Yongkang, S Ying, W Chen, Z Wen… - Opto-Electronic …, 2021 - oejournal.org
Distributed acoustic sensing (DAS) technology can detect acoustic or vibration signals with
high sensitivity and wide dynamic range by receiving the phase information from coherent …