Freedom of speech is a bellwether: how any society tolerates those with minority, disfavored, or even obnoxious views will often speak to its performance on human rights more generally. In ...

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Abstract: For civil and military applications, the ability to instantaneously capture and process wideband RF (radio-frequency) signal is of great importance. In this paper, a novel photonics-assisted ...

Abstract: Ultra-wideband, multi-frequency, and blind-spot-free frequency hopping communication is an inevitable trend and requirement for the development of the next generation of anti-jamming ...