Traditional sonar and radar use an echo-based approach, and have been amazingly successful in sensing and tracking vehicles and objects under water, through the air, or even in space. The principle is ...

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 operations ...

GRAZ, Austria — German sensor specialist Hensoldt has released a standalone package of its Twinvis passive radar, a technology that promises the detection of aircraft optimized for stealth, the ...

Abstract: Traditional active radars transmit a powerful electromagnetic pulse and record the echo's delay time and power to measure target properties of interest, such as range, velocity, and ...

M3 Systems and TilT Consulting on June 1 were declared winners of the MyEUspace Competition 2021 for their passive radar for detection and localization of obstacles based solely on GNSS signals. The ...

PASSIVE RADAR: Thales’s new Homeland Alerter 100 passive radar is nearing operational status, following its deployment as part of the low- to medium-altitude air defense system assigned to protect ...

The passive radar landing on Penghu. The Taiwanese military accidentally let slip a secret—and it hints at how Taipei plans to defend against China’s most high-tech warplanes in the event of war ...

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 ...

As part of the three-year deal, Redarc will manufacture certain passive radar systems developed by Silentium, which are capable of tracking threats from drones and aircraft without being detected.

It’s an issue we can no longer afford to treat as theoretical. To address this threat, the space industry must transition from ground-based tracking to orbit-based detection systems capable of ...

PRAGUE - Senior U.S. officials are seriously interested in acquiring the Czech Republic's Vera advanced passive radar system, Czech foreign minister Cyril Svoboda said. After a two-day trip to ...