francescopace / espectre

TL;DR

Detecting motion in environments without visible cameras can be challenging. ESPectre is a motion detection system that utilizes Wi-Fi channel state information (CSI) to identify movement and integrates with Home Assistant for smart home applications.

✦ Why It Matters

Engineers can implement ESPectre to enhance smart home systems with non-invasive motion detection capabilities.

Key Takeaways

Set up ESPectre with an ESP32 device for motion detection.
Integrate with Home Assistant for real-time alerts and automation.
Utilize YAML configuration for easy setup without programming.
Explore machine learning features for advanced motion analysis.

How It Works

ESPectre detects movement by monitoring changes in Wi-Fi signals between a router and an ESP32 sensor. When a person moves, they disrupt the Wi-Fi waves, which the ESP32 interprets as motion.

The system employs a series of processing steps, including automatic gain control and adaptive thresholding, to accurately identify movement patterns.

francescopace / espectre

tailwindlabs / tailwindcss

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tailwindlabs / tailwindcss

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