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Proceedings Paper

Demodulator for interferometric sensors
Author(s): Allen Cekorich
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Paper Abstract

A new type of demodulator is described which uses direct sampling of the optical power to measure the sine and the cosine of the signal phase in the presence of a sinusoid modulation. The modulation sinusoid is also held at the optimum modulation depth and sampling phase.

Paper Details

Date Published: 9 December 1999
PDF: 10 pages
Proc. SPIE 3860, Fiber Optic Sensor Technology and Applications, (9 December 1999); doi: 10.1117/12.372982
Show Author Affiliations
Allen Cekorich, Optiphase, Inc. (United States)

Published in SPIE Proceedings Vol. 3860:
Fiber Optic Sensor Technology and Applications
Michael A. Marcus; Brian Culshaw, Editor(s)

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