SUPPRESSION OF EXCESS BASEBAND INTENSITY NOISE IN COHERENCE MULTIPLEXED SENSORS USING LASER FREQUENCY MODULATION TECHNIQUES

A. D. Kersey; A. D. Kersey; A. Dandridge

doi:10.1364/OFS.1986.33

Optical Fiber Sensors
(Optica Publishing Group, 1986),
paper 33
•https://doi.org/10.1364/OFS.1986.33

SUPPRESSION OF EXCESS BASEBAND INTENSITY NOISE IN COHERENCE MULTIPLEXED SENSORS USING LASER FREQUENCY MODULATION TECHNIQUES

A. D. Kersey and A. Dandridge

Optical Fiber Sensors 1986

Tokyo Japan
ISBN: 0-8194-3044-7

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OFS86 (3)

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A. D. Kersey and A. Dandridge, "SUPPRESSION OF EXCESS BASEBAND INTENSITY NOISE IN COHERENCE MULTIPLEXED SENSORS USING LASER FREQUENCY MODULATION TECHNIQUES," in Optical Fiber Sensors, (Optica Publishing Group, 1986), paper 33.

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Abstract

A method for the reduction of excess phase noise in coherence multiplexed fiber sensors based on a diode laser frequency modulation scheme is described. An improvement in minimum detectable phase shift sensitivity of ~ 40 dB over that previously reported is demonstrated.

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