Ultrasonics refers to signals that are above the human hearing span (>20 kHz), and usually in the 40- to 70-kHz range. These signals are used like radar—they’re radiated toward a target and reflected ...

Abstract: A door is an essential element to house security. The residents of the home will keep the door always shut for the sake of security. However, there are times when the home's resident rush ...

Abstract: Ultrasonic waveguide techniques are most familiar to monitor temperatures in the hostile environments. A single waveguide could be used as multiple sensors. In the present work, a thin strip ...

Lpf2 is a LEGO PoweredUp Protocol 2 (LPF2) communication library for ESP32 microcontrollers. It provides device communication, serial port management, and device abstraction for LEGO Devices. The ...

@misc{sensor2024ai, author = "Song, WenZhan and Coshatt, Stephen and Zhang, Yida and Chen, Jiayu", year = "2024", title = "Sensor Data Science and AI Tutorial", url ...