Business Wire

AST SpaceMobile Successfully Completes Unfolding of BlueBird 6, the Largest Commercial Communications Array Antenna Ever Deployed in Low Earth Orbit

MIDLAND, Texas--(BUSINESS WIRE)--AST SpaceMobile, Inc. (“AST SpaceMobile”) (NASDAQ: ASTS), the company building the first and only space-based cellular broadband network accessible directly by ...
IEEE

An 81% Bandwidth Parallel-Plate Horn Array Using a Single-to-Double Ridge Waveguide Vertical Interconnection

Abstract: A novel ultrawideband parallel-plate (PP) horn array with an air-filled single-ridge waveguide (SRW) feed network is presented. By designing a wideband double 90°-bend single-to-double (STD) ...
IEEE

Wideband Circularly-Polarized Planar Slotted Substrate-Integrated Double Line Array Antenna with High-Selectivity Self-Filtering Response for Satellite Communication Application

Abstract: We introduce a circularly-polarized (CP) substrate-integrated double line (SIDL) slot array antenna with self-filtering response, aimed at expanding the operating bandwidth of CP slotted ...