A NOVEL ULTRA-COMPACT BROADBAND ANTENNA FOR MICROWAVE BREAST TUMOR DETECTION

被引:41
作者
Kanj, H. [1 ]
Popovic, M. [1 ]
机构
[1] McGill Univ, Dept Elect & Comp Engn, Montreal, PQ H3A 2A7, Canada
关键词
D O I
10.2528/PIER08090701
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
This paper presents a novel resistively loaded antenna design for microwave breast cancer detection. The antenna is planar and ultra-compact, and can be easily manufactured using PCB technology with embedded thin-film resistive layers. Through numerical simulations, the antenna demonstrates a return loss below - 10 dB over a wide frequency range from 2 to 35 GHz. For pulse radiation in the ultra-wideband (UWB) range in a biological medium, the antenna shows an excellent fidelity above 0.95 and a relatively high radiation efficiency of 39.21% in comparison to resistively loaded antennas. In addition, a design rule guideline is presented for designing the antenna to radiate in a specific background medium and with a given lower operating frequency. Finally, a complete microstrip feed design is presented for the antenna operating in the UWB range.
引用
收藏
页码:169 / 198
页数:30
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