The next phase for RFID is simply about knowing what inventory exists, but about enabling intelligent, data-driven retail ...

A common sight in ‘smart homes’, door sensors allow you to detect whether a door is closed or open, enabling the triggering ...

Arduino test code is run to see if the sensors are working properly, with built-in LED flashing when the sensor is triggered, ...

Abstract: A novel sensor design for chipless RFID is proposed to detect the width and direction of metal cracks. The sensor is a circular microstrip patch antenna and a multi-arc patch antenna ...

Abstract: The research of chipless radio frequency identification (RFID) sensor is rapidly becoming a very interesting field in the application space of the modern Internet of Things. In this paper, a ...

Fidget toys are everywhere these days. A particularly popular type simply puts some keyboard switches on a plate to provide a certain type of clicky satisfaction. [wjddnjsdnd] took that concept a ...