First things first: who invented this technique? It wasn’t the main character of Mr. Robot but Ralph Nelson Elliott, an American accountant who worked in Central America in the 1920s. While he was ...

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Abstract: Waveform diversity is an important technique to suppress range ambiguities and extend the observation coverage of synthetic aperture radar (SAR) without sacrificing spatial resolution and ...

Abstract: Ship wakes have special millimeter-wave radiation characteristics, which are of great significance for the indirect monitoring technology of sea surface ships based on passive ...

Modern satellites rely on electromagnetic waveguides—hollow structures that carry high-power signals between components such ...