Bandwidth |
Wideband |
Wideband |
Wideband, but change in beam
direction with frequency |
Narrowband |
Implementation |
Planar design |
3D design |
Planar design |
Planar design, but if active, requires complicated biasing
circuit |
Fabrication |
PCB etching with active elements |
Additive
manufacturing and PCB etching |
PCB etching |
PCB etching with large
number of active components |
Design Complexity |
Moderate |
Low |
Low |
High |
Fabrication Cost |
Moderate |
Low |
Low |
High |
Power Requirements |
Moderate |
Low |
Low |
High |
Beam-Steering Range |
Moderate |
Wide |
Moderate |
Wide |