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External cavity wavelength tunable laser with on-chip VOA using etched mirror based integration technology

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7 Author(s)
S. Sudo ; Syst. Devices Res. Labs., NEC Corp., Shiga, Japan ; K. Mizutani ; J. De Merlier ; T. Okamoto
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An external cavity wavelength tunable laser using a novel gain chip with a monolithically integrated variable optical attenuator is demonstrated. An output power tuning range of 55 dB and output powers in excess of 15 dBm were obtained over the whole C-band.

Published in:

Electronics Letters  (Volume:42 ,  Issue: 6 )