Bakhtiari, Z., M. R. Chitgarha, S. Khaleghi, M. Ziyadi, Z. Ma, L. Parashis, C. Langrock, M. M. Fejer, R. W. Hellwarth, and A. Willner,
"Experimental Optical Tunable Phase-Coherent Multiplexing of Four 20-Gbaud OOK Signals into a Single 80-Gbit/s 16-QAM and Star 16-QAM Signal",
CLEO: Science and Innovations: Optical Society of America, pp. CTh1H.3, 2012.
Abstract