1 March 2003 Improved transmission performance by hybrid optical amplification in DWDM systems
Author Affiliations +
Based on comprehensive computer modeling and numerical simulation of dense wavelength-division multiplexing (DWDM) systems, it is demonstrated that by judicious use of erbium-doped fiber amplifiers (EDFAs) and distributed Raman amplifiers (DRAs), the Q factor and optical signal-to-noise ratio (OSNR) are improved compared with EDFA alone. This hybrid combination yields a 13.5-dB improvement in OSNR and a peak Q factor of 12.1 for the hybrid versus a peak of 8.1 when EDFA is used alone.
©(2003) Society of Photo-Optical Instrumentation Engineers (SPIE)
Tao Xu and Bernard J. Maxum "Improved transmission performance by hybrid optical amplification in DWDM systems," Optical Engineering 42(3), (1 March 2003). https://doi.org/10.1117/1.1543565
Published: 1 March 2003
Lens.org Logo
CITATIONS
Cited by 2 scholarly publications.
Advertisement
Advertisement
RIGHTS & PERMISSIONS
Get copyright permission  Get copyright permission on Copyright Marketplace
KEYWORDS
Optical amplifiers

Nonlinear optics

Dense wavelength division multiplexing

Fiber amplifiers

Interference (communication)

Raman spectroscopy

Signal attenuation

Back to Top