Abstract: The conventional Vivaldi antenna is known for its ultrawideband characteristic, but low directivity. In order to improve the directivity, a double-slot structure is proposed to design a new ...

Abstract: A triangular-cavity-cascaded antenna is proposed and analyzed for wideband applications. By alternatively and periodically shorting a metallic plate on its edges with small slices, isosceles ...

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Here’s how it works. The huge antenna for the newly launched Biomass forest-monitoring satellite has been successfully deployed, the European Space Agency (ESA) announced on Wednesday (May 7).