Passive antenna arrays and methods of using and fabricating the same are provided. A passive antenna array can include a substrate that is capable of being folded and a plurality …
PK Zaharinov - US Patent 11,814,214, 2023 - Google Patents
A collapsible article comprising a plurality of foldably interconnected foldable sections/modules. The foldable sections can be part of cylindrical or conical surfaces. They …