Design of a miniaturized dual-band textile antenna using characteristic modal analysis for on-body applications

被引:6
作者
Bhattacharjee, Shankar [1 ]
Midya, Manas [1 ]
Chaudhuri, Sekhar Ranjan Bhadra [1 ]
Mitra, Monojit [1 ]
机构
[1] Indian Inst Engn Sci & Technol, Dept Elect & Telecommun Engn, Sibpur, India
关键词
WBAN; ISM; wearable; SAR; ON body; CHARACTERISTIC MODES; COMMUNICATION;
D O I
10.1080/09205071.2018.1515038
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 dual band textile antenna for ON body communication in the 2.45 and 5.8 GHz ISM bands is presented. The overall size of the antenna is 60 x 30 x 3.75 mm(3) and the merit of the antenna lies in its design simplicity. To realize a small antenna size, the lower resonant frequency is generated by the ground plane which is larger than the radiator normally. The ground plane has been miniaturized with the addition of two alternate quarter wavelength slots placed parallel to each other. Through characteristic modal analysis, the ground plane of the antenna is optimized for radiating field parallel to the body which could facilitate ON body communication. The patch at the top has been folded in opposite directions to resonant at higher frequency. An equivalent circuit showing the working mechanism of the ground and the patch is shown. Simulation results were verified by measurement for the given antenna.
引用
收藏
页码:2415 / 2430
页数:16
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