I will give some more idea's bout this but feel free to give some yourself to or feed back about this idea.
/update# 1
Look for documantary's about the stryker (future weapons)
I will provide some links later.
/update# 2
lue Force Tracking. A feature implemented in the US army today to prevent Friendly fire.
http://en.m.wikipedia.org/wiki/Blue_Force_Tracking [^]