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Semiconductor monolithic wavelength selective router using grating switch integrated with directional coupler

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4 Author(s)
Shibata, Y. ; NTT Opto-Electron. Labs., Kanagawa, Japan ; Oku, S. ; Kondo, Y. ; Tamamura, T.

A semiconductor monolithic wavelength selective router is proposed. An electrically-tunable grating switch is monolithically integrated with a directional coupler, and wavelength router switching is observed in this structure. The extinction ratio is 8 dB at a current injection of 25 mA

Published in:

Electronics Letters  (Volume:31 ,  Issue: 12 )