• Design of a wavelength control for coherent detection of high order modulation formats 

      Fàbrega Sánchez, Josep Maria; Prat Gomà, Josep Joan; Molle, Lutz; Freund, Ronald (IEEE Press. Institute of Electrical and Electronics Engineers, 2009)
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      An automatic frequency control design is proposed and demonstrated. It is based on a high-speed optical VCO. An overall design has been performed, based on simulation results. Also, loop delay and phase noise impacts have ...