Optical Fiber Sensors

Optical Fiber Sensors is intended as a senior undergraduate / graduate level course that introduces the different types of optical sensor technologies and their applications in metrology, navigation, and structural health monitoring. The learning objectives of the course include: Identify different types of optical sensors and their performance characteristics Analyze a given sensing requirement and design appropriate sensor Realize and implement an optimal sensing solution for a given requirementINTENDED AUDIENCE : Final year UG, and PG students including MS/PhD studentsPREREQUISITES : Introduction to Photonics (preferable)INDUSTRIES SUPPORT : Sterlite Technologies, SFO Technologies, TAG, Forbes Marshall

Week 1-2:

• Why optical sensors?
• Different types Sensors & Instrumentation metrics
• Optical receiver design; noise issues

Week 3-4:

• Amplitude Modulated sensors
• Lock-in detection

Week 5-6:

• Phase modulated sensors
• Phase noise analysis and mitigation; Sensitivity limits

Week 7-8:

• Wavelength modulated sensors
• Interrogator design, sensitivity limits

Week 9:

• Polarization Modulated Sensors
• Analysis of current sensor

Week 10-12:

• Distributed Fiber Sensors
• Raman & Brillouin scattering-based sensors