Title :
Adjustable EDFA gain equalization filter based on a single LPG excited by flexural acoustic waves for future DWDM networks
Author :
Marques, C.A.F. ; Oliveira, R.A. ; Pohl, Alexandre A. P. ; Nogueira, R.N.
Author_Institution :
Inst. de Telecomun., Aveiro, Portugal
Abstract :
A fast adjustable EDFA gain equalization filter for DWDM system is reported. Using an LPG which is excited by means of flexural waves, the equalization with a gain flatness <;0.3dB is demonstrated, inducing a power penalty <;0.84dB.
Keywords :
acoustic wave propagation; diffraction gratings; equalisers; erbium; optical communication equipment; optical fibre amplifiers; optical filters; wavelength division multiplexing; LPG; adjustable EDFA gain equalization filter; erbium doped fiber amplifier; flexural acoustic wave; future DWDM network; long period grating;
Conference_Titel :
Fiber Optics and Photonics (PHOTONICS), 2012 International Conference on
Conference_Location :
Chennai
Print_ISBN :
978-1-4673-4718-1
