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Design of multisection semiconductor laser for 40 Gb/s direct modulation

: Radziunas, M.; Bandelow, U.; Wolfrum, M.; Troppenz, U.; Kreissl, J.; Glitzky, A.; Hünlich, R.

IEEE Lasers and Electro-Optics Society; EUREL, Convention of National Societies of Electrical Engineers of Europe; Optical Society of America -OSA-, Washington/D.C.:
ECOC 2005, 31st European Conference on Optical Communication. Proceedings. Vol.3 : 25 - 29 September 2005, Glasgow, Scotland
London: IEE, 2005 (IEE conference publication 502)
ISBN: 0-86341-545-8
European Conference on Optical Communication (ECOC) <31, 2005, Glasgow>
Fraunhofer HHI ()

We consider theoretically a direct modulated distributed feedback laser with a very short integrated external cavity. We show how a proper selection of the field feedback strength and phase imply a required device performance for large signal modulation with 40 Gb/s NRZ signal.