Title :
Advanced high-speed multilevel modulators with a hybrid silica-PLCs/LiNbO3 configuration
Author :
Doi, Yoshiyuki ; Yamazaki, Hiroshi ; Yamada, Takashi
Author_Institution :
NTT Photonics Labs., NTT Corp., Atsugi, Japan
Abstract :
Optical modulators with a hybrid configuration of silica PLCs and LiNbO3 phase modulators feature high scalability for advanced modulation formats. Modulators for 40-Gb/s RZ-DQPSK, 100-Gb/s PDM-QPSK, and 240-Gb/s 64QAM have been demonstrated.
Keywords :
amplitude modulation; differential phase shift keying; electro-optical modulation; integrated optics; light polarisation; lithium compounds; multiplexing; optical fabrication; phase modulation; quadrature phase shift keying; silicon compounds; 64QAM; PDM-QPSK; RZ-DQPSK; SiO2-LiNbO3; advanced high-speed multilevel modulators; differential quadrature-phase-shift keying; optical fabrication; phase modulators; planar lightwave circuits; polarization-division-multiplexed quadrature-phase-shift keying; quadrature-amplitude modulation;
Conference_Titel :
IEEE Photonics Society, 2010 23rd Annual Meeting of the
Conference_Location :
Denver, CO
Print_ISBN :
978-1-4244-5368-9
DOI :
10.1109/PHOTONICS.2010.5698927