Abstract: To address the challenges of wide-angle scanning and low sidelobe level (SLL) requirements in satellite communication systems using wideband large-scale array antennas, this paper proposes a ...

Abstract: In this communication, a domain decomposition method for electromagnetic scatterers is proposed. After dividing the geometry into several domains, the subdomains are divided into near, far ...

AST SpaceMobile Inc. (NASDAQ: ASTS) shares are surging after the company outlined new details on its next-generation BlueBird satellites, which are designed to deliver 24/7 high-speed cellular ...

Researchers found over 270,000 beads in a tomb in Spain, and it could be the largest collection ever recorded. The beads were made out of shells, stone, and animal bone, and it likely took months to ...