RF Distribution System For
In-Building & Tunnel Applications

Block diagram of a fiber-optic RF distribution system. The cellular system is either a base station or repeater.
The RF distribution hub provides the cellular system with an optical interface to the fiber-optic antennae, which are distributed throughout the building.

An example of the use of a fiber-optic RF distribution system to extend macrocell coverage
into a building.
Configuration of an airport as a microcell, underlaid within the macrocell network.