Although Christmas may be several weeks behind us, various colorful LED contraptions can nowadays be found in our houses at any time of year. [Tim] got his hands on an LED curtain that came with a ...

LED candles are neat, but they’re very suboptimal for wish-making: you can’t blow them out. Unless you take the circuit from ...

This project involves using an Arduino to measure distances using an ultrasonic sensor and controlling a buzzer and LED based on the measured distance. The provided Arduino code performs the following ...

Gesture control robotics replaces traditional buttons and joysticks with natural hand movements. This approach improves user interaction and reduces mechanical dependency on physical controllers.

I tested the most popular red light therapy devices. These are the ones worth your money.

As the smart glasses market grows rapidly, the adoption of Micro LED in AI-powered eyewear is accelerating. PlayNitride has ...

At nearly 8 feet wide the Lightwall is larger than most TVs but with much less resolution. is a senior reporter who’s been ...

Measuring the speed of a rotating object is a common requirement. Knowing the speed of table and ceiling fans, as well as kitchen appliances such as mixers and grinders, can often be useful. However, ...

Abstract: In the literature, various models of cooperative adaptive cruise control (CACC) vehicles have been proposed and studied. To design efficient CACC systems, analytical stability analysis is ...

Abstract: In this paper, the string stable platoon control problem of discrete-time networked vehicle systems is considered by using distributed model predictive control (MPC) based method. An ...

Real-time LQR balance controller for an inverted pendulum on Arduino Mega 2560 — split angle/cart control at 200 Hz with quadrature encoder feedback. Boardoza ROTARY ENCODER EC1101S is a rotary ...