Title :
Suppression of ASE noise in the signal band by the spectral spread technique
Author :
Igarashi, K. ; Katoh, K. ; Kikuchi, K.
Author_Institution :
Tokyo Univ., Tokyo
Abstract :
We propose a novel method of suppressing the in-band ASE noise from optical amplifiers by means of the spectral spread technique. The receiver-sensitivity improvement of 1.5 dB is demonstrated experimentally by using our scheme.
Keywords :
optical communication equipment; optical fibre amplifiers; optical fibre communication; optical noise; spontaneous emission; spread spectrum communication; ASE noise; in-band ASE noise; optical amplifier; optical fiber communication; receiver-sensitivity improvement; signal band; spectral spread technique; Fiber nonlinear optics; Nonlinear optics; Optical filters; Optical modulation; Optical noise; Optical receivers; Phase modulation; Semiconductor optical amplifiers; Signal processing; Stimulated emission;
Conference_Titel :
Optical Fiber Communication and the National Fiber Optic Engineers Conference, 2007. OFC/NFOEC 2007. Conference on
Conference_Location :
Anaheim, CA
Print_ISBN :
1-55752-831-4
DOI :
10.1109/OFC.2007.4348433
