Abstract: The electronically steered phased array (ESPA), which is composed of periodic antenna elements, usually uses subarrays with large spacing to lower system complexity and cost. This kind of ...
Abstract: This letter addresses the challenge of efficient direction of arrival (DOA) estimation in 3-D sparse arrays, crucial for applications, such as radar and wireless communication systems. We ...
Scientists Oppose Huge Array of Mirrors in Space That Shines Nighttime Sunlight on Wealthy Customers
These days, orbital real estate is growing increasingly cluttered with all manner of communication, observation, research, and navigation satellites. It’s a market worth $286 billion in 2022, ...
Broccoli is a staple in my kitchen. Unlike other produce, like butternut squash or tomatoes, you can always find a head or two of broccoli in my crisper drawer year-round. I’m the kind of person who ...
The Duckworth-Lewis-Stern method is a mathematical formulation used in cricket to determine target scores in situations where limited-overs matches are shortened. First introduced in 1997, DLS is used ...
The Ark Invest purchase highlights the changing narrative around the Chinese tech giant. It was Ark's first Alibaba investment since 2021, when global investors fled Chinese tech stocks due to ...
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