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Article Dans Une Revue IEEE Photonics Technology Letters Année : 2014

Simultaneous QPSK-to-2×BPSK wavelength and modulation format conversion in PPLN

Résumé

Phase-sensitive cascaded second-harmonic generation and difference-frequency generation in a periodically poled lithium niobate waveguide allow converting two orthogonal quadratures of an optical field to different wavelengths, thus enabling simultaneous quadrature phase-shift keying-to- 2×binary phase-shift keying modulation format and wavelength conversions. Static phase-sensitive extinction ratios above 20 dB are obtained for both quadratures, resulting in error-free dynamic operation with low penalty (BER 1e−9) at 10 Gbaud.
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Dates et versions

hal-00994932 , version 1 (22-05-2014)

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Francesco da Ros, Kjeld Dalgaard, Yutaka Fukuchi, Jing Xu, Michael Galili, et al.. Simultaneous QPSK-to-2×BPSK wavelength and modulation format conversion in PPLN. IEEE Photonics Technology Letters, 2014, 22 (12), pp.1207-1210. ⟨10.1109/LPT.2014.2318992⟩. ⟨hal-00994932⟩
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