Researchers have developed a new type of optical receiver, able to restore chaotic signals in free-space optical ...

The origins of free-space optical wireless communication can be traced back to the 1970s, when various line-of-sight infrared links were considered for defence and space applications. Since then ...

We’re not talking WiFi here, but plain optical signals. Free-space optical communication, or FSO, is an interesting and easy way to transmit signals through light beams. Forget expensive lasers ...