Title :
240-Gb/s polarization-multiplexed 64-QAM modulation and blind detection using PLC-LN hybrid integrated modulator and digital coherent receiver
Author :
Sano, Akihide ; Kobayashi, Takayuki ; Ishihara, Koichi ; Masuda, Hiroji ; Yamamoto, Shuto ; Mori, Kunihiko ; Yamazaki, Etsushi ; Yoshida, Eiji ; Miyamoto, Yutaka ; Yamada, Takashi ; Yamazaki, Hiroshi
Author_Institution :
NTT Network Innovation Laboratories, NTT Corporation, Japan
Abstract :
We demonstrate 240-Gb/s 64-QAM signal modulation and detection. 20-Gbaud 64-QAM signals are generated employing hybrid integration of silica PLCs and LiNbO3 phase modulators, and demodulated with a digital coherent receiver without using any pilot signals.
Keywords :
Digital modulation; Digital signal processing; Frequency; Optical distortion; Optical modulation; Optical receivers; Optical signal processing; Phase modulation; Polarization; Signal processing algorithms;
Conference_Titel :
Optical Communication, 2009. ECOC '09. 35th European Conference on
Conference_Location :
Vienna
Print_ISBN :
978-1-4244-5096-1
