Speckle Mitigation In Laser Doppler Vibrometry Based On A Compact Silicon Photonics Chip

Yanlu Li,Jinghao Zhu,Matthieu Duperron,Peter OaBrien, Ralf Schüler,Soren Aasmul,Mirko De Melis,Roel Baets

2018 CONFERENCE ON LASERS AND ELECTRO-OPTICS (CLEO)（2018）

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摘要

A compact six -beam homodyne laser Doppler vibrometry (LDV) system is realized based on a silicon-on-insulator (SOT) photonic integrated circuit. We demonstrate a speckle mitigation method by averaging signals from the six channels.

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关键词

compact silicon photonics chip,silicon-on-insulator photonic integrated circuit,speckle mitigation method,compact six-beam homodyne laser Doppler vibrometry system,averaging signals

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