Light can be sculpted into countless shapes. Yet building optical devices that can simultaneously manipulate many different ...

Modern SDRs evolve from configurable platforms into intelligent wideband sensing systems combining high dynamic range, ...

Abstract: This paper investigates the signal activity detection problem for spread spectrum signals in low probability of detection communication systems under Gaussian disturbance with unknown ...

LEO mega-constellations are expected to deploy thousands of satellites to provide broadband services with data rates approaching several Gbps and latencies as low as 30–50 ms, significantly lower than ...

The war between Russia and Ukraine has become a war of technology. In February 2022, Russia invaded Ukraine. The war has been ongoing for the last three years, with Russia holding a section of Ukraine ...

ABSTRACT: Precise positioning is available from global navigation satellite systems (GNSS). Unfortunately, satellite signals are weak and a strong interference signal can create a GNSS denial region.

GNSS jamming and spoofing pose a significant threat to global security, as satellite-based navigation and timing systems are utilized in various application fields, including critical infrastructure, ...

Ukraine has scored a massive victory against Russia as the two countries continue to fight each other. It was reported Saturday that Ukraine managed to strike a critical Russian military-industrial ...

The Ukrainian Unmanned Systems Forces and other units of Ukraine’s defence forces struck an important facility of the Russian military-industrial complex, JSC Vniir-Progress, in Cheboksary, Chuvash ...