A novel algorithm for passive demodulation of optical fiber interferometric signals using a 3x3 coupler

Fredrik Kullander

doi:10.1117/12.2302238

9 November 2000 A novel algorithm for passive demodulation of optical fiber interferometric signals using a 3x3 coupler

Fredrik Kullander

Proceedings Volume 4185, Fourteenth International Conference on Optical Fiber Sensors; 41852N (2000) https://doi.org/10.1117/12.2302238
Event: Fourteenth International Conference on Optical Fiber Sensors, 2000, Venice, Italy

Abstract

Digital processing is used to linearly reproduce dynamic phase signals in fiber interferometers passively demodulated using a 3x3 coupler. The phase is retrieved as a weighted sum of the three received signals. High resolution down to the 1 μrad level is achieved.

Citation Download Citation

Fredrik Kullander "A novel algorithm for passive demodulation of optical fiber interferometric signals using a 3x3 coupler", Proc. SPIE 4185, Fourteenth International Conference on Optical Fiber Sensors, 41852N (9 November 2000); https://doi.org/10.1117/12.2302238

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