The U.S. Navy awarded an $8.4 million contract to Pedigree Technologies, Fargo, N.D., for the research and development of Electro-Optical Radio Frequency and Acoustic Sensors for Unmanned Aerial Vehicle platforms. Work will be performed in Fargo, N.D., and is expected to be completed in December 2011, the Navy said. Pedigree Technologies develops wireless sensor network platforms for use in remote product services, asset management and remote control. The Naval Air Warfare Center, Aircraft Division, Lakehurst, N.J., is the contracting activity.