Table 1 Measured comparisons between the proposed design and former metasurface-based antenna design
ID | Transverse profile (mm) | Polarization mode | Operation bandwidth (GHz) | 6-dB RCSR bandwidth (GHz) | Additional structure for RCSR |
|---|---|---|---|---|---|
Ref. [41] | 3.25 (0.06λ0) | LP | 4.71~6.37 (29.96%) | Not investigated | – |
Ref. [42] | 2.3368 (0.047λ0) | LHCP | 4.75–7.25 (41.67%) | Not investigated | – |
Ref. [43] | 3.5 (0.06λ0) | LP | 4.72~6.04 (24.5%) | 4.72~6.04 (24.5%) | Yes |
Ref. [44] | 2.4 (0.035λ0) | LHCP/RHCP/LP | 4.3~4.44 for LHCP (3.2%) | 4~4.65 (15%) | No |
Ref. [45] | 3.5 (0.058λ0) | LHCP | 4.22~5.46 (25.6%) | 4.53~6.7 (38.6%) | No |
This paper | 3.5 (0.06λ0) | LHCP/RHCP/LP | 4.97~6.05 for LP (19.6%) 5.22~6 for RHCP (13.9%) | 5~18 (113.04%) | No |