Hybrid Homodyne Digital Interferometry

Anneshwa Dey; Paul G. Sibley; Justin Wong; Ya Zhang; Ya Zhang; Malcolm B. Gray; Chathura P. Bandutunga; Chathura P. Bandutunga; Jong H. Chow; Jong H. Chow

doi:10.1364/SENSORS.2023.SW3B.3

Optica Sensing Congress 2023 (AIS, FTS, HISE, Sensors, ES)
Technical Digest Series (Optica Publishing Group, 2023),
paper SW3B.3
•https://doi.org/10.1364/SENSORS.2023.SW3B.3

Hybrid Homodyne Digital Interferometry

Anneshwa Dey, Paul G. Sibley, Justin Wong, Ya Zhang, Malcolm B. Gray, Chathura P. Bandutunga, and Jong H. Chow

Optical Sensors 2023

Munich Germany
30 July–3 August 2023
ISBN: 978-1-957171-24-1

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Optical Fibre Sensing II (SW3B)

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A. Dey, P. G. Sibley, J. Wong, Y. Zhang, M. B. Gray, C. P. Bandutunga, and J. H. Chow, "Hybrid Homodyne Digital Interferometry," in Optica Sensing Congress 2023 (AIS, FTS, HISE, Sensors, ES), Technical Digest Series (Optica Publishing Group, 2023), paper SW3B.3.

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Abstract

We present a hybrid homodyne digital interferometry system that enables a phase sensitivity of $10^{-}^{6} rad / \sqrt{Hz}$ , reduces code cyclic error and maintains a simple auto-correlation which makes it compatible with methods to minimise cross-talk.

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