Many school districts are turning to global-positioning-satellite and radio-frequency tracking systems to follow the movements of their buses. But while the systems have strong boosters, the potential ...

(The Conversation) – The recent spate of unidentified drone sightings in the U.S., including some near sensitive locations such as airports and military installations, has caused significant public ...

Keysight Technologies, Inc. has expanded its radio frequency (RF) and microwave instrument portfolio with six new analog signal generators, two vector signal generators, eight RF synthesizers, and ...

The U.S. Department of Defense is expanding its use of an emerging technology that combines radio waves and computer networks to track shipments of military supplies, in what some consider the largest ...

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