Multiservice Compact Pixelated Stacked Antenna With Different Pixel Shapes for IoT Applications

Publisher:
IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC
Publication Type:
Journal Article
Citation:
IEEE Internet of Things Journal, 2023, 10, (22), pp. 19883-19897
Issue Date:
2023-11-15
Full metadata record
This article presents a multiservice pixelated stacked antenna for dual-band application at 5.2 and 5.8-GHz bands. An efficient method for designing multilayer or stacked antennas for multistandard Internet of Things (IoT) applications is proposed in this article. The proposed antenna topology is based on two different pixel shapes and offers essential aspects, such as flexibilities in the design of low-profile single-band or multiband antennas for wireless systems. The antenna design consists of two pixelated layers of radiating patch, consisting of different shaped pixels. The V-shaped binary particle swarm optimization (VBPSO) algorithm has been implemented for the optimization of pixel positions. Only by considering the predefined regions, the antenna can be designed and optimized for various design goals. In the design procedure, triangular-shaped pixels are used to form the principal radiating patch, while square-shaped pixels are implemented on the stacked parasitic patch. Measurement and simulation results are in good agreement which proves the accuracy of the design and simulation procedure. The antenna operates at 5.16-5.21 GHz and 5.79-5.86 GHz. With a compact design, the proposed antenna achieves 4.7 and 4.4-dBi gain at 5.2 and 5.8 GHz, respectively. The proposed antenna design methodology offers great potentials to be aligned with specific design requirements of wireless low-profile IoT devices.
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