Novel mode filter for use with cladded-glass and liquid-core optical waveguides

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© The Institution of Electrical Engineers
Published 22/07/2012

Abstract

Two methods of filtering off high-order modes in multimode fibres are proposed. One uses a periodic sequence of apertures and the other involves continuous coupling. In this way, it may be possible to achieve bandwidths approaching 100 MHz over kilometre lengths.

Inspec keywords: guided electromagnetic wave propagation; fibre optics; optical waveguides

Other keywords: optical waveguides; high order modes; filtering; filter; liquid core; multimode fibres; cladded glass

Subjects: Fibre optics and fibre waveguides; Waveguide and cavity theory; Optical communication; Fibre optics

References

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      • Dakin, J.P., Gambling, W.A., Payne, D.N., Sunak, H.R.D.: `Launching into glass-fibre optical waveguides', Opt. Commun., 1972, 4, p. 354-357
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