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Yi-Chao Chen

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titleconferencedate
Acoustic Sensing and Communication Using MetasurfaceNSDI 20232023-04-17
System combines a passive 16×16 metasurface with a tiny speaker array and joint optimization of metasurface phase, speaker codebook, and geometry to steer…
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Endophasia: Utilizing Acoustic-Based Imaging for Issuing Contact-Free Silent Speech CommandsUbiComp 20212021-09-21
A phone app emits an up‑converted GSM sequence through its speaker and uses the microphone to recover channel impulse responses while a user mouths words…
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