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 ...

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 ...

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.

A newly tested radar system in China is drawing attention for its ability to maintain high-precision tracking under ...

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 ...

Each complete system consists of at least two substations, according to the spokesperson. The two companies are combining the German Twinvis passive radar and ERA’s VERA-NG system into one package.

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 ...

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 ...

Project Flytrap 4.0 is the Army’s low-cost answer to drone warfare with jammers, sensors, and intercept tools built for ...

Scientists at China’s Air Force Engineering University claim that the new system, based on frequency diverse array (FDA) ...

The rapid evolution of millimetre-wave (MMW) imaging and radar systems is transforming applications across security, remote sensing, and non-destructive testing. These systems utilise ...