Title :
Experimental demonstration of tunable and automatically-locked homodyne detection for dual-polarization 20–32-Gbaud QPSK channels using nonlinear mixing and polarization diversity
Author :
Ziyadi, M. ; Mohajerin-Ariaei, A. ; Almaiman, A. ; Cao, Y. ; Chitgarha, M.R. ; Liao, P. ; Akasaka, Y. ; Yang, J.-Y. ; Sekiya, M. ; Touch, J. ; Tur, M. ; Langrock, C. ; Fejer, M.M. ; Willner, A.E.
Author_Institution :
Ming Hsieh Dept. of Electr. Eng., Univ. of Southern California, Los Angeles, CA, USA
Abstract :
We experimentally demonstrate a tunable homodyne receiver on polarization multiplexed QPSK signals. PPLN waveguides inside the polarization diversity loops are used to frequency/phase lock the signals with the LO. Open eye diagrams with BER measurements are shown.
Keywords :
error statistics; homodyne detection; light polarisation; lithium compounds; multiplexing; niobium compounds; nonlinear optics; optical phase locked loops; optical receivers; optical tuning; optical waveguides; quadrature phase shift keying; BER measurements; LiNbO3; PPLN waveguides; automatically-locked homodyne detection; dual-polarization 20-32-Gbaud QPSK channels; frequency lock; nonlinear mixing; phase lock; polarization diversity loops; polarization multiplexed QPSK signals; tunable homodyne detection; tunable homodyne receiver; Band-pass filters; Bit error rate; Frequency division multiplexing; Optical fiber amplifiers; Phase shift keying;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2015 Conference on
Conference_Location :
San Jose, CA
