DARPA STO has released the CONverged Collaborative Elements for RF Task Operations (CONCERTO) BAA, DARPA-BAA-16-28.
The goal of the CONCERTO program is “for the design, realization, programming, and control of a new converged RF architecture supporting all critical uses of the RF spectrum over a tactically useful performance range. System prototypes will be designed and developed for compact unmanned aircraft systems (UAS).”