A low-cost technique for the upgrade of access passive optical networks based on multitone frequency shift keying (FSK) modulation format combined with conventional intensity modulation is proposed and numerically evaluated.
© 2008 Optical Society of America
(060.0060) Fiber optics and optical communications : Fiber optics and optical communications
(060.2630) Fiber optics and optical communications : Frequency modulation
(250.0250) Optoelectronics : Optoelectronics
(250.5960) Optoelectronics : Semiconductor lasers
P. Velanas, Y. Androulakakis, A. Bogris, and D. Syvridis, "A Novel Transmitter Based on Orthogonal Modulation Schemes for Future Passive Optical Networks," in Optical Fiber Communication Conference/National Fiber Optic Engineers Conference, OSA Technical Digest (CD) (Optical Society of America, 2008), paper JThA102.
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