Detect motion, presence and breathing through walls with ordinary WiFi. ESP32-S3 captures 802.11 CSI, a Raspberry Pi 4 runs the DSP, a browser dashboard shows it live.
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Updated
Aug 15, 2026 - Python
Detect motion, presence and breathing through walls with ordinary WiFi. ESP32-S3 captures 802.11 CSI, a Raspberry Pi 4 runs the DSP, a browser dashboard shows it live.
Detect motion, presence, and breathing through walls using everyday WiFi signals with an ESP32-S3 and Raspberry Pi.
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