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 ...
Abstract: Heterogeneous beam element (HBE)-based phased array antenna (PAA) technology leverages the pattern shape of each element as a novel design degree of freedom (DoF) to optimize the scanning ...
Enterprises must clarify the economic value of recycling and emphasize the final stage of the NEV value chain—recycling and utilization. This reveals an important trend: competition in the NEV sector ...
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