Patent ID: 7035546
Filing Date: 2006-04-25
Classification: H04B

Abstract:
1. An optical wireless communication system, comprising: a first port having a first transmitter adapted to transmit a first optical beam and a receiver having a first retro-reflective element positioned to receive a second optical beam; a second port having a receiver having a second retro-reflective element positioned to receive the second optical beam, wherein the second retro-reflective element is different than the first retro-reflective element; a third port having a receiver having a third retro-reflective element positioned to receive the first optical beam, wherein the first and second ports have a field of view (FOV) overlapping one another; wherein the first port also comprises a command port adapted to communicate with the receiver of the third port; and further comprising a fourth port having a second transmitter and a fourth receiver, wherein the command port is adapted to instruct the third port to communicate with a selected one of the second or fourth ports.