Research Article
Single-Fed Broadband CP Bidirectional Antenna with Double-Layer Diagonally Aligned Plates for Universal UHF-RFID Applications
Figure 17
Simulated and measured xz and yz plane axial ratio relative to angle. (a) 840 MHz, (b) 900 MHz, (c) 960 MHz.
| (a) |
| (b) |
| (c) |