Title :
Elimination of crosstalk in the common output amplifier of a multi-wavelength source by gain clamping
Author :
Van Thourhout, D. ; De Merlier, J. ; Van Caenegem, T. ; Vanwassenhove, L. ; Moerman, I. ; Van Daele, P. ; Baets, R. ; Herben, C.G.P. ; Leijtens, X.J.M. ; van Uffelen, J.W.M. ; Smit, M.K.
Author_Institution :
Dept. of Inf. Technol., Ghent Univ., Belgium
Abstract :
We realized a multiwavelength laser using a hybrid integration technology. Simultaneous laser operation of four wavelength channels could be obtained. To avoid signal cross talk, a novel approach to clamp the gain of the common amplifier is demonstrated.
Keywords :
integrated optoelectronics; optical crosstalk; semiconductor optical amplifiers; telecommunication channels; wavelength division multiplexing; common amplifier gain clamping; common output amplifier; crosstalk elimination; gain clamping; hybrid integration technolog; multi-wavelength source; multiwavelength laser; signal cross talk; simultaneous laser operation; wavelength channels; Clamps; Cooling; Crosstalk; Operational amplifiers; Power amplifiers; Power lasers; Pump lasers; Threshold current; Waveguide lasers; Wavelength division multiplexing;
Conference_Titel :
Optical Fiber Communication Conference, 1999, and the International Conference on Integrated Optics and Optical Fiber Communication. OFC/IOOC '99. Technical Digest
Conference_Location :
San Diego, CA, USA
Print_ISBN :
1-55752-582-X
DOI :
10.1109/OFC.1999.768053
