COLOGNE, Germany — The German air force has begun testing so-called passive radar as a complementary surveillance technique for ground-based air-defense formations, aimed at helping covert ...

Passive radar—which uses signals from the new Starlink and One-Web satellite mega-constellations—enables them to detect whether avalanches have actually been triggered after controlled ...

His research focuses on developing passive radar systems and signal processing techniques that use ambient radio emissions as signals of opportunity for Earth and planetary radar remote sensing.

Unlike active radar, which emits radio waves and processes their echoes to determine an aircraft’s location, altitude and velocity, a passive system operates “quietly” – it does not ...

Sean Peters is leading a major multi-institutional initiative to develop power efficient passive radar systems that could peek under the surface of Mars. Peters has earned a $2.45 million, three-year ...

Hensoldt has launched a deployable variant of its Twinvis family of passive radars called Twinvis Military Sheltered. (Hensoldt) Hensoldt has launched a new deployable variant of its passive radar ...

A particular attribute of passive radar systems, such as the DWL002, is to provide low-observable UAV detection without emitting signals, which makes them both more resilient to electronic warfare ...

PRAGUE - A Czech high-tech passive radar system called Vera is in the process of being shipped to the United States, Czech and U.S. officials said Aug. 30. Czech arms exporter Thomas CZ turned ...