LEO mega-constellations are expected to deploy thousands of satellites to provide broadband services with data rates approaching several Gbps and latencies as low as 30–50 ms, significantly lower than ...

School of Physics and Key Lab of Quantum Materials and Devices of the Ministry of Education, Southeast University, Nanjing 211189, P. R. China ...

PLAINWELL, Mich. (WOOD) — Over the Plainwell Municipal Airport, a giant hexagonal antenna is attached to a helicopter. It’s a sight that has drawn attention online and from people who have seen the ...

UPDATE: The helicopter surveying has been delayed a week, and is now scheduled to take place the week of Aug. 4. KALAMAZOO COUNTY, MI — Residents in Texas, Oshtemo, Comstock and Ross townships may ...

Abstract: This letter presents a compact, single-layer reflectarray antenna (RA) with high aperture efficiency, capable of generating three right-handed circularly polarized (RHCP) beams at distinct ...

A novel method using signals of opportunity from low-Earth orbit (LEO) satellites is redefining what’s possible in satellite-based navigation. Researchers have developed a joint pseudo-range and ...