Conical Refraction to Increase Channel Capacity in Free-space Optical Communications

Turpin, A. , Kalkandjiev, T. K. and Mompart, J. (2016) Conical Refraction to Increase Channel Capacity in Free-space Optical Communications. 2016 15th Workshop on Information Optics (WIO), Barcelona, Spain, 11 July 2016. ISBN 9781509021635 (doi: 10.1109/WIO.2016.7745604)

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Abstract

We propose using the phenomenon of conical refraction occurring in optical biaxial crystals to design a protocol for polarization de-multiplexing and multiplexing to increase the channel capacity for free space optical communication applications. The proposed technique is based on the forward-backward optical transform occurring when a light beam propagates consecutively along the optic axes of two identical biaxial crystals with opposite orientations. We present experimental proof of usefulness of the technique by increasing in one order of magnitude the channel capacity at optical frequencies in a propagation distance of 4m.

Item Type:Conference or Workshop Item
Status:Published
Refereed:Yes
Glasgow Author(s) Enlighten ID:Turpin, Dr Alejandro
Authors: Turpin, A., Kalkandjiev, T. K., and Mompart, J.
College/School:College of Science and Engineering > School of Computing Science
Journal Name:2016 15th Workshop on Information Optics (WIO)
ISBN:9781509021635

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