On-chip differential phase monitoring with balanced photodiodes

Antonio Ribeiro,Kengo Miura,Thijs Spuesens,Wim Bogaerts

2016 IEEE 13th International Conference on Group IV Photonics (GFP)（2016）

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摘要

We present on-chip differential phase shift monitoring between delay lines of a phased array using integrated balanced photodiodes. We compare the results of the differential measurement to a measurement using an external reference Mach-Zender interferometer.

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关键词

Phase shift monitoring,Silicon photonics,Germanium photodiodes,Balanced photodiodes

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