Title :
A variable gain optical amplifier for metro WDM networks with mixed span losses: a gain-clamped semiconductor optical amplifier combined with a Raman fiber amplifier
Author :
Lee, H.H. ; Oh, J.M. ; Lee, D. ; Han, J.S. ; Chung, H.S. ; Kim, K.
Author_Institution :
Dept. of Phys., Chungnam Nat. Univ., Taejon, South Korea
Abstract :
A variable-gain optical amplifier for metro-WDM networks of mixed span losses is demonstrated. It consists of low-gain Raman-fiber-amplifier and gain-clamped SOA. 16×10 Gb/s signals were successfully transmitted over 170 km (87dB) of mixed span losses under dynamic add/drops.
Keywords :
Raman lasers; optical fibre amplifiers; optical fibre networks; optical transmitters; semiconductor optical amplifiers; wavelength division multiplexing; Raman-fiber-amplifier; SOA; metro-WDM network; semiconductor optical amplifier; signal transmission; variable-gain optical amplifier; wavelength division multiplexing; Gain; Optical amplifiers; Optical fiber amplifiers; Optical fiber losses; Optical fiber networks; Optical losses; Propagation losses; Semiconductor optical amplifiers; Stimulated emission; WDM networks;
Conference_Titel :
Optical Fiber Communication Conference, 2005. Technical Digest. OFC/NFOEC
Print_ISBN :
1-55752-783-0
DOI :
10.1109/OFC.2005.192535
