While composed of sub-wavelength structures, Frequency Selective Surfaces are capable of manipulating electromagnetic ...

This virtual signal source, which can be called a ghost radar ... which has antennas over 100 km (62 miles) long. In contrast, Li’s team has reduced the length of the emitting array to just ...

The success has put India in the exclusive and limited club of nations possessing high-power Laser-Directed Energy Weapon ...

ARM offers an effective alternative for government and enterprise security.” With its antenna and array expertise, FRACTAL produced ARM’s acoustic arrays to target drones, especially at ...

The Erieye radar system, based around the PS-890 AESA (Active Electronically Scanned Array) radar, is mounted in a distinctive ‘plank’ above the carrier aircraft’s fuselage. According to ...

"The world has all been based on GPS. But what happens when you lose it? How do you navigate?" From satellite TV broadcast hijacking to jamming and spoofing of satellite navigation systems ...

Abstract: In this communication, we propose a low-sidelobe dual-polarized waveguide slot phased array antenna, operating in the X-band, based on array coding techniques. The horizontally polarized (HP ...