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Improvement in extinction ratio of silicon-silica hybrid thermooptic switch by using UV laser trimming technique

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7 Author(s)
Hashizume, Y. ; NTT Photonics Labs., NTT Corp., Atsugi, Japan ; Tsuchizawa, T. ; Watanabe, T. ; Yamada, K.
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We describe an 8-channel switch with a low power of 0.7 mW/channel based on a silicon-silica hybrid structure. We improve the extinction ratio from 3 dB to > 15 dB by using a laser trimming.

Published in:

OptoElectronics and Communications Conference (OECC), 2010 15th

Date of Conference:

5-9 July 2010