A reconfigurable microstrip antenna for switchable polarization

被引:221
作者
Sung, YJ [1 ]
Jang, TU [1 ]
Kim, YS [1 ]
机构
[1] Korea Univ, Radio Sci Engn Dept, Seoul 136701, South Korea
关键词
microstrip antenna; switchahle polarization;
D O I
10.1109/LMWC.2004.837061
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
A novel reconfigurable microstrip antenna with switchable polarization sense is proposed. The proposed antenna has a simple structure, consisting of a corner-truncated square radiating patch, four small triangular conductors, and a microstrip line feed. Using independently biased PIN diodes on the patch, it can produce linear polarization, or left- or right-hand circular polarization according to bias voltages. From the measured results, low cross-polarization levels when operated in the linear state and good axial ratios in the circular state are observed.
引用
收藏
页码:534 / 536
页数:3
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