Discover how to create stunning letter lights DIY-style with our simple and easy guide! This video takes you through each ...

Ultraviolet light-emitting diodes (UV-LEDs) have started replacing ultraviolet lamps. The power of UV-LEDs has greatly improved and the cost has decreased. In this paper, we attempt to understand the ...

A LED visible light communication system is proposed based on frequency division multiplexing (FDM) technique. Which can transmit analog and digital signals by different channels with a single LED.

Chadchart Sittipunt, Governor of Bangkok, proposed a draft Bangkok Act to regulate the lighting levels emitted by electric ...