Title :
Amplified spontaneous emission noise of wavelength converters exploiting cross-gain and cross-phase modulation in semiconductor-laser amplifiers
Author :
Obermann, K. ; Kindt, S. ; Koltchanov, I. ; Breuer, D. ; Petermann, K. ; Diet, S. ; Ludwig, R. ; Weber, H.G.
Author_Institution :
Fachgebiet Hochfrequenztech., Tech. Univ. Berlin, Germany
Abstract :
The amplified spontaneous emission of a saturated semiconductor-laser amplifier is studied analytically and experimentally for co- as well as counterpropagating input waves. It is shown, that copropagating injection can significantly reduce the noise level.
Keywords :
electro-optical modulation; laser noise; laser theory; optical frequency conversion; optical saturation; optical transmitters; phase modulation; semiconductor device models; semiconductor device noise; semiconductor lasers; superradiance; wavelength division multiplexing; WDM network; amplified spontaneous emission noise; co-propagating input waves; copropagating injection; counterpropagating input waves; cross-gain; cross-phase modulation; laser beams; laser noise; laser theory; noise level; saturated semiconductor-laser amplifier; semiconductor-laser amplifiers; wavelength converters; Charge carrier density; Chirp modulation; Intensity modulation; Noise level; Noise shaping; Pulse modulation; Semiconductor device noise; Semiconductor optical amplifiers; Spontaneous emission; Wavelength division multiplexing;
Conference_Titel :
Semiconductor Laser Conference, 1996., 15th IEEE International
Conference_Location :
Haifa, Israel
Print_ISBN :
0-7803-3163-X
DOI :
10.1109/ISLC.1996.553733
