Abstract
A novel gap-coupled rectangular microstrip antenna backed by rectangular slots cut ground plane is proposed. The slots are placed on the ground plane below each of the fed and parasitic patches such that the TM30 ground mode frequency of the antenna is altered, thereby giving a wideband response. The proposed antenna yields larger bandwidth and comparable gain value with reference to the conventional un-slotted gap-coupled antenna operating at the same frequency. The impedance bandwidth of 365 MHz (12.84%), the peak gain of 6 dBi, is achieved. Thus, the proposed gap-coupled design offers 47% bandwidth improvement as compared to the gap-coupled design with the normal ground plane.
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Kadam, P.A., Deshmukh, A.A. (2022). Gap-Coupled Microstrip Antenna Backed by Rectangular Slots Cut Ground Plane for Enhanced Bandwidth. In: Vasudevan, H., Gajic, Z., Deshmukh, A.A. (eds) Proceedings of International Conference on Wireless Communication. Lecture Notes on Data Engineering and Communications Technologies, vol 92. Springer, Singapore. https://doi.org/10.1007/978-981-16-6601-8_3
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DOI: https://doi.org/10.1007/978-981-16-6601-8_3
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