Title :
80 Gb/s optical quadrature phase shift keying modulation using an integrated LiNbO3 modulator
Author :
Fujita, Takahisa ; Higuma, Kaoru ; Mori, Shingo ; Ichikawa, Junichiro ; Kawanishi, Tetsuya ; Sakamoto, Takahide ; Miyazaki, Tetsuya ; Izutsu, Masayuki
Author_Institution :
New Technol. Res. Labs., Sumitomo Osaka Cement Co., Ltd., Funabashi
Abstract :
We demonstrated 80 Gb/s optical differential quadrature-shift-keying modulation, by using a single-chip integrated LiNbO3 modulator with two sub Mach-Zehnder interferometers, where 40 Gb/s in-phase and quadrature data were, simultaneously, fed to the modulator.
Keywords :
Mach-Zehnder interferometers; electro-optical modulation; integrated optics; lithium compounds; phase modulation; quadrature phase shift keying; LiNbO3; bit rate 40 Gbit/s; bit rate 80 Gbit/s; optical differential quadrature phase shift keying modulation; quadrature data; single-chip integrated lithium niobate modulator; sub Mach-Zehnder interferometer; Electrodes; Frequency shift keying; High speed optical techniques; Integrated optics; Modulation coding; Optical filters; Optical interferometry; Optical modulation; Phase modulation; Quadrature phase shift keying; (060.4080) Modulation; (230.4110) Modulators;
Conference_Titel :
Lasers and Electro-Optics, 2006 and 2006 Quantum Electronics and Laser Science Conference. CLEO/QELS 2006. Conference on
Conference_Location :
Long Beach, CA
Print_ISBN :
978-1-55752-813-1
Electronic_ISBN :
978-1-55752-813-1
DOI :
10.1109/CLEO.2006.4627660
