We demonstrate GaAs integration of an encoder for optical DQPSK transmission. Experiments demonstrate application to dispersion-tolerant 10 Gb/s transmission over an uncompensated fiber span up to 250 km, and high spectral efficiency 20 Gb/s transport.
© 2003 Optical Society of America
(060.0060) Fiber optics and optical communications : Fiber optics and optical communications
(060.2330) Fiber optics and optical communications : Fiber optics communications
(130.0130) Integrated optics : Integrated optics
(130.3120) Integrated optics : Integrated optics devices
R. A. Griffin, R. I. Johnstone, R. G. Walker, S. D. Wadsworth, A. C. Carter, and M. J. Wale, "Integrated DQPSK Transmitter for Dispersion-Tolerant and Dispersion-Managed DWDM Transmission," in Optical Fiber Communication Conference, Technical Digest (Optical Society of America, 2003), paper FP6.