Abstract: A convex optimization formulation is provided for antenna arrays comprising reactively loaded parasitic elements. The objective function consists of maximizing the array gain, while ...
Abstract: A bidirectional multibeam transmit-reflect-array (TRA) antenna has been proposed for the space–air–ground–sea integrated network (SAGSIN). The TRA consists of alternating transmission ...
Dec 4 (Reuters) - The U.S. plans to expand the number of countries covered by its travel ban to more than 30, U.S. Homeland Security Secretary Kristi Noem said on Thursday. Noem, in an interview on ...
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