Microwave photonic filtering using Gaussian-profiled superstructured fibre Bragg grating and dispersive fibre

Gwandu, B.A.L., Zhang, W., Williams, J.A.R., Zhang, L. and Bennion, I. (2002). Microwave photonic filtering using Gaussian-profiled superstructured fibre Bragg grating and dispersive fibre. Electronics letters, 38 (22), pp. 1328-1330.

Abstract

Microwave photonic filtering is realised using a superstructured fibre Bragg grating. The time delay of the optical taps is precisely controlled by the grating characteristics and fibre dispersion. A bandpass response with a rejection level of >45 dB is achieved.

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