Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Gordon Scott has been an active investor and ...

Abstract: For a large-scale array, the subarray technology can save the radio frequency (RF) channels. However, the use of subarray technology often tends to reduce the beamforming performance of the ...

Daniel Liberto is a journalist with over 10 years of experience working with publications such as the Financial Times, The Independent, and Investors Chronicle. Investopedia / Madelyn Goodnight A ...

Abstract: This work presents a wideband low-sidelobe 2×10 circularly polarized helix antenna array using sequential subarray rotation. To avoid grating lobes in uniformly distributed sequential ...

Subway is low-key panicking about its steadily declining traffic and the accelerating wave of store closures, and is now reaching for any remaining aces up its sleeve. Case in point: The sandwich ...

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