Ohio-based Defense Research Associates (DRA) has come up with a program to charge the batteries of small unmanned aerial vehicles directly from power lines, potentially providing the aircraft with unprecedented range and capability. The company is in Phase II of a Small Business Innovation Research (SBIR) grant to work with the Air Force Research Laboratory (AFRL) at Wright-Patterson Air Force Base. The project is a follow-on to a Phase I awarded to the company in 2005 to investigate ...

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