Distributed vibration sensor based on space-division multiplexed reflectometer and interferometer in multicore fiber

Keyphrases

• Interferometer 100%
• Multiplexing 100%
• Vibration Frequency 100%
• Sensor-based 100%
• Space Division 100%
• Multicore Fiber 100%
• Distributed Vibration Sensing 100%
• Reflectometer 100%
• Mach-Zehnder Interferometer 75%
• Fiber-based 50%
• Hybrid Sensor 50%
• Signal-to-noise Ratio 25%
• Optical Power 25%
• Quantitative Measurement 25%
• Vibration Measurement 25%
• Continuous Wave 25%
• Repetition Rate 25%
• High Spatial Resolution 25%
• Single-mode Fiber 25%
• Nonlinear Dependence 25%
• Backscatter 25%
• Interference Signal 25%
• Distributed Monitoring 25%
• Hybrid System 25%
• Processing Procedure 25%
• Dead Zone 25%
• Pump Pulse 25%
• Optical Intensity 25%
• Accurate Monitoring 25%
• Highly Integrated 25%
• Frequency Response Range 25%
• Phase-sensitive Optical Time-domain Reflectometry (Φ-OTDR) 25%
• Effective Space 25%
• Intensity Demodulation 25%
• Narrow-linewidth Laser 25%
• Single End 25%
• Vibration Frequency Spectrum 25%

Engineering

• Multicore Fiber 100%
• Mach-Zehnder Interferometer 100%
• Time Domain 33%
• Continuous Wave 33%
• Signal-to-Noise Ratio 33%
• Quantitative Measurement 33%
• Frequency Spectrum 33%
• Crosstalk 33%
• Single Mode Fibers 33%
• Laser Linewidth 33%
• Optical Time 33%
• Interference Signal 33%
• Optical Intensity 33%
• Effective Space 33%
• Limitations 33%
• Optical Power 33%
• Spatial Resolution 33%
• Frequency Response 33%
• Demodulation 33%
• Repetition Rate 33%

Physics

• Reflectometer 100%
• Mach-Zehnder Interferometer 100%
• Optical Power 33%
• Linewidth 33%
• Signal-to-Noise Ratio 33%
• Data Transmission 33%
• Continuous Radiation 33%