How it works is simple: you can track devices using Bluetooth on the ESP32, and through a combination of presence and signal strength, you can define a sensor that changes to an "on" state when your ...

A flexible and wearable ultrasonic sensor (WUS) constructed from a piezoelectric polymer film has been proposed for long-term continuous monitoring of the artery motion. The non-focused plane-wave ...

Quantitative Analysis of Lower Limb Motion in Parkinson’s Disease Based on Inertial Sensors ...