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Broadband circularly polarised slot loop antenna fed by three-stubhybrid coupler |
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| Authors: | Qing XM Chia YWM |
| Affiliation: | Centre for Wireless Commun.; |
| Abstract: | A microstrip slot loop antenna with a three-stub hybrid coupler feed network is proposed for generating broadband circular polarisation. A very broad bandwidth of 55.6% at 2:1 VSWR and 22.2% bandwidth for <3 dB axial ratio was achieved |
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