International Journal of Antennas and Propagation / 2019 / Article / Tab 2

Research Article

A Novel Compact CP Antenna with Wide Axial Ratio Bandwidth for Worldwide UHF RFID Handheld Reader

Table 2

Comparison between the proposed antenna and other CP reader antennas.

Ant.-10 dB BW (MHz/%)3 dB AR BW (MHz/%)Max. gain (dBi)Sizes () (mm3)No. of layers

[8]140
835-975
70
870-940
5.02
[9]194
768-962
141
816-957
9.84
[10]220
880-1100
29
901-930
7.32
[11]180
800-980
180
820-1000
6.54
[12]225
758-983
121
838-959
8.64
[13]142
860-1002
166
857-1023
6.81
[14]380
618-998
332
791-1123
3.41
[15]90
851-941
19
902-921
1.41
[16]185
794-979
60
900-960
1.581
Our work473
630-1103
460
818-1278
4.01

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