Detrimental Effect Elimination of Laser Frequency Instability in Brillouin Optical Time Domain Reflectometer by Using Self-Heterodyne Detection.
Yongqian LiXiaojuan LiQi AnLixin ZhangPublished in: Sensors (2017)
Keyphrases
- fiber optic
- object detection
- frequency domain
- detection algorithm
- false positives
- detection method
- injection lasers
- frequency analysis
- detection accuracy
- automatic detection
- detection rate
- false alarms
- low frequency
- anomaly detection
- event detection
- change detection
- frequency domain analysis
- sar images
- database
- real time