Electronics Letters · 1991 · 18 citations · 1 references
EngineeringElectrical EngineeringPhotonicsSensorsFiber OpticsOptical FibersOptical MetrologyOptical ModulationOptical SensingOptical SensorsFiber Optic InterferometryFiber SensorsFiber-optic SensingFiber-optic SensorsIntensity ModulationOptical Fiber Sensors
A differential measurement is demonstrated for intensity-modulation fibre sensors that achieves high rejection of interference from loss in the fibre downlead. The sensor is placed in a fibre resonator and interrogated at two subcarrier frequencies.
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