Those little ESP32-CAM boards which mate the WiFi-enabled microcontroller with a small parallel-interface camera module have been with us for years, and while they are undeniably cool to play with, ...
New research shows how the signal from a household WiFi device can be used to monitor heart rate with state-of-the-art accuracy. The post WiFi signals can measure heart rate without a wearable device ...
IEEE Spectrum on MSN
How Wi-Fi Signals Can Be Used to Detect Your Heartbeat
Wi-Fi signals today primarily transmit data. But these signals can also be used for other innovative purposes. For instance, one California-based team has proposed using ambient Wi-Fi signals to ...
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