Color detection sensors are powerful sensing devices which sense light and color and differentiate accordingly. These photoelectric sensors use either light to voltage or light to digital or light to frequency methods to sense light and co…

Signaling device generates an alarm to warn or indicate somebody or somebody by producing an audible sound or visible alert in case of emergency or other alert applications. The devices are linked with control panel and are installed at pr…

Digital signage also referred as dynamic signage is a form of slivercasting in which multimedia content is displayed at public places for advertising or informational purposes. It consists of a computer or playback devices which are connec…

A 'smart city' is an urban region that is highly advanced in terms of overall infrastructure, sustainable real estate, communications and market viability. It is a city where information technology is the principal infrastructure and the b…