Persistent Systems, LLC (“Persistent”), a leader in mobile ad hoc networking solutions, together with lighter-than-air platform provider Raven Aerostar (a division of Raven Industries, Inc.; NASDAQ: RAVN), today announced that the companies have successfully conducted a demonstration of how a stratospheric constellation of communications and sensor nodes could be established using Persistent’s Wave Relay® mobile ad hoc network (MANET) and used over a battlefield.