Title :
Polarization insensitive adaptive gain profile equalizer using variable Faraday rotators and walk-off crystals
Author :
Kogure, T. ; Motoshima, K. ; Kasahara, K.
Author_Institution :
Inf. Technol. R&D Center, Mitsubishi Electr. Corp., Kanagawa, Japan
Abstract :
We propose novel adaptive gain profile equalizer using variable Faraday rotators and walk-off crystal. Gain flatness of the EDFA with which it is used in a simple configuration is maintained to less than 1.2 dB over an input dynamic range of 10 dB.
Keywords :
Faraday effect; adaptive equalisers; optical communication equipment; optical fibre amplifiers; EDFA; adaptive gain profile equalizer; gain flatness; input dynamic range; polarization insensitive adaptive gain profile equalizer; variable Faraday rotators; walk-off crystals; Birefringence; Crystals; Dynamic range; Equalizers; Erbium-doped fiber amplifier; Optical attenuators; Optical interferometry; Polarization; Repeaters; Wavelength division multiplexing;
Conference_Titel :
Optical Fiber Communication Conference and Exhibit, 2001. OFC 2001
Conference_Location :
Anaheim, CA, USA
Print_ISBN :
1-55752-655-9
