A small portable device featuring timer, clock, and calendar functions, equipped with a simple and functional interface and a truly long battery life.

Abstract: The modeling of spectral characteristics of light-emitting diodes (LED) has been addressed in various studies. We extend the current state of knowledge by modeling the spectral ...

In general residential and non-residential spaces, such as houses, offices and shops, lighting equipment is powered from AC power. This requires an isolated AC-DC power converter in each lighting set, ...

In an era in which obsessed pet owners are bringing their fur babies on lavish vacations and spending $50,000 to clone them for an everlasting bond, it’s no surprise that people will do whatever it ...

This project demonstrates a low-cost intelligent traffic signal system using Arduino and ultrasonic sensors to reduce congestion caused by fixed-timer traffic lights. Four HC-SR04 sensors detect ...