Atsushi Kanno, Takahide Sakamoto, Akito Chiba, Masaaki Sudo, Kaoru Higuma, Junichiro Ichikawa, Tetsuya Kawanishi. 90 Gbaud NRZ-DP-DQPSK Modulation with Full-ETDM Technique Using High-Speed Optical IQ Modulator. IEICE Transactions, 94-C(7):1179-1186, 2011. [doi]
Abstract is missing.