A continuously tunable fractional Hilbert transformer based on a photonic integrated chip in an InP-InGaAsP material system consisting of semiconductor optical amplifiers and current injection phase modulators is proposed and experimentally demonstrated.
© 2014 OSA
(070.1170) Fourier optics and signal processing : Analog optical signal processing
(250.5300) Optoelectronics : Photonic integrated circuits
(070.7145) Fourier optics and signal processing : Ultrafast processing
J. Yao, W. Liu, M. Li, R. Guzzon, E. Norberg, and L. A. Coldren, "A Photonic Integrated Fractional Hilbert Transformer With Continuous Tunability," in Optical Fiber Communication Conference, OSA Technical Digest (online) (Optical Society of America, 2014), paper Tu2A.6.
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