Airborne Communications Relay Could Become Primary Mission for Tactical UAVs

Unlike the costly electro-optical sensor package, often exceeding the cost of the aerial platform itself, an airborne relay payload can be produced at a low cost, resulting in a reasonably priced mission platform, that can be operated by signals units of Army or Marine brigades. Such a capability could dramatically expand communications links, primarily over rugged, mountainous or urban terrain.

Source: Defence Update