A nine-element antenna array is presented. It has a flat-top radiation pattern and is matched for use in both the 24.25-29.5 GHz and the 37–40 GHz frequency bands for 5G mm-wave systems. The ...

A dual-polarized antenna with a wide impedance bandwidth and high selectivity is presented for the use of 5G sub-6-GHz base stations. By strategically introducing a novel coupled dual-mode grid ...

South Africa has seen major developments in its mobile industry over the past three decades, with prices prices becoming ...

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