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Linewidth and FM characteristics of a distributed feedback laser monolithically integrated with a tunable external cavity

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5 Author(s)
Lee, T.P. ; Bell Communications Research, Navesink Research & Engineering Center, Red Bank, USA ; Menocal, S.G. ; Sakano, S. ; Valster, V.
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A narrow linewidth has been obtained in a new 1.5 ¿m distributed feedback laser integrated monolithically with a tunable external cavity. The linewidth of 18 MHz has been achieved by tuning the current in the external cavity, and the FM response was flat from 100 kHz to 500 MHz.

Published in:

Electronics Letters  (Volume:23 ,  Issue: 4 )