[
7
[7] J. Sze, J. Wang and C. Chang, "Axial-ratio bandwidth enhancement of asymmetric-CPW-fed circularly-polarised square slot antenna, " Electronics Letters, vol. 44, no. 18, pp. 1048, 2008.
]
|
WS |
2220 |
30.6 |
60 × 60, 0.197 |
[
8
[8] J. Sze and C. Chang, "Circularly Polarized Square Slot Antenna with a Pair of Inverted-L Grounded Strips," IEEE Antennas and Wireless Propagation Letters, vol. 7, pp. 149-151, 2008.
]
|
WS |
2413 |
28.8 |
60 × 60, 0.233 |
[
9
[9] T. Chang, "Circularly polarized antenna for 2.3-2.7 GHz WiMax band," Microwave and Optical Technology Letters, vol. 51, no. 12, pp. 2921-2923, 2009.
]
|
WS |
2500 |
16.0 |
30 × 46, 0.096 |
[
11
[11] Q. Chu and S. Du, "A CPW-fed broadband circularly polarized square slot antenna," Microwave and Optical Technology Letters, vol. 52, no. 2, pp. 409-412, 2009.
]
|
RS |
2165 |
32.8 |
60 × 60, 0.187 |
[
12
[12] S. Yeung, K. Man and W. Chan, "A Bandwidth Improved Circular Polarized Slot Antenna Using a Slot Composed of Multiple Circular Sectors," IEEE Transactions on Antennas and Propagation, vol. 59, no. 8, pp. 3065-3070, 2011.
]
|
RS |
3030 |
57.4 |
106.5 × 106.5, 1.157 |
[
13
[13] T. Chang, "Wideband circularly polarised antenna using two linked annular slots," Electronics Letters, vol. 47, no. 13, pp. 737-739, 2011.
]
|
RS |
3000 |
46.7 |
65 × 35, 0.228 |
[
14
[14] J. Pourahmadazar, C. Ghobadi, J. Nourinia, N. Felegari and H. Shirzad, "Broadband CPW-Fed Circularly Polarized Square Slot Antenna with Inverted-L Strips for UWB Applications," IEEE Antennas and Wireless Propagation Letters, vol. 10, pp. 369-372, 2011.
]
|
WS |
5790 |
32.2 |
60 × 60, 1.341 |
[
15
[15] N. Felegari, J. Nourinia, C. Ghobadi and J. Pourahmadazar, "Broadband CPW-Fed Circularly Polarized Square Slot Antenna with Three Inverted-L-Shape Grounded Strips," IEEE Antennas and Wireless Propagation Letters, vol. 10, pp. 274-277, 2011.
]
|
WS |
3575 |
85.0 |
60 × 60, 0.511 |
[
16
[16] J. Sze and S. Pan, "Design of CPW-Fed Circularly Polarized Slot Antenna with a Miniature Configuration," IEEE Antennas and Wireless Propagation Letters, vol. 10, pp. 1465-1468, 2011.
]
|
WS |
1575 |
3.81 |
60 × 60, 0.099 |
[
18
[18] J.-Y. Jan, C.-Y. Pan, K.-Y. Chiu, and H.-M. Chen, “Broadband CPW-Fed Circularly-Polarized Slot Antenna with an Open Slot,” IEEE Transactions on Antennas and Propagation, vol. 61, no. 3, pp. 1418–1422, 2013.
]
|
RS |
3700 |
27 |
50 × 50, 0.381 |
[
19
[19] M. S. Ellis, Z. Zhao, J. Wu, X. Ding, Z. Nie, and Q.-H. Liu, “A novel simple and compact microstrip-fed circularly polarized wide slot antenna with wide axial ratio bandwidth for C-band applications,” IEEE Transactions on Antennas and Propagation, vol. 64, no. 4, pp. 1552–1555, 2016.
]
|
WS |
5750 |
40 |
25 × 25, 0.230 |
Proposed
|
RS
|
8150
|
67.5
|
20 × 20, 0.122
|