On the impedance bandwidth of a planar inverted-F antenna for mobile handsets

被引:67
作者
Wu, TY [1 ]
Wong, KL [1 ]
机构
[1] Natl Sun Yat Sen Univ, Dept Elect Engn, Kaohsiung, Taiwan
关键词
planar inverted-F antennas; internal mobile handset antennas;
D O I
10.1002/mop.10145
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
Significant effects of round-plane dimensions on the impedance bandwidth of a planar inverted-F antenna for a UMTS (1920-2170 MHz) mobile handset are presented. Experimental results show that, by, varying the ground-plane length, the antenna studied can have an impedance bandwidth (10 dB return-loss bandwidth) varying from about 150 to 490 MHz, a variation of more than 300%. Similar behavior has also been observed for the case of varying the ground-plane width. Details of the experimental results are presented and discussed. (C) 2002 John Wiley Sons, Inc.
引用
收藏
页码:249 / 251
页数:3
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