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13 articles for “Fractal antenna”
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An overview of fractal antennas
Abstract: Wireless communication for wireless applications is growing at a faster rate these days. There is a greater need for low-profile, multiband or wideband antennas. With the elevated low-profile antennas are in high demand due to advancements in antenna technology. The fractal antenna's self-similarity and self-repetitive characteristics enable it to satisfy this requirement. I give a thorough overview of fractals in this review paper, going on to discuss their dimensions and …
Published in Journal of Microwave Engineering and Technologies · Vol. 13, Issue 1, 2026 · pp. 1–7 Read article
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A Survey on Fractal Antennas
Abstract: Modern communication systems demand antennas with (1) compact size, (2) low profile, and (3) multi or broadband characteristics without altering antenna properties moreover, if possible enhancement should obtain. “The Fractal Antenna” operates at all ideal characteristics. So the present paper considers different fractal geometries, and its operation as antenna
Published in Journal of Microwave Engineering and Technologies · Vol. 3, Issue 1, 2016 · pp. 47–50 Read article
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A Novel CPW-Fed Triangular Fractal Antenna with Round Corners for UWB applications
Abstract: This paper presents a novel CPW(coplanar waveguide)-fed triangular fractal antenna with round corners for UWB(ultra wideband) applications. The overall size of the proposed antenna is 20×23×1.6 mm3. The impedance bandwidth of the antenna is effectively improved by adding fractal elements at the edges. Also, rounding corners of triangular fractal antenna leads to an improvement in impedance bandwidth. And the impedance bandwidth is enhanced by adding triangular strips on two ground …
Published in Journal of Microwave Engineering and Technologies · Vol. 10, Issue 3, 2023 · pp. 1–7 Read article
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A Novel High Gain Cavity Backed Micro Strip-Fed Circular Triangular Corner Fractal Antenna for UWB Applications
Abstract: In the current article, a novel micro strip-fed circular triangular corner fractal unidirectional antenna with high gain is proposed for ultra wideband (UWB) applications. This antenna consists of circular patch with triangular slot with three iterations. A prototype of antenna has been designed on FR4 substrate having dielectric constant 4.4 and thickness 1.6 mm. This reference antenna is then placed in a cavity made up of FR4 having thickness same …
Published in Journal of Electronic Design Technology · Vol. 6, Issue 1, 2015 · pp. 19–24 Read article
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Survey on Fractal Microstrip Antenna for Multiband 5G Application
Abstract: In the paper, a two-iteration fractal structure antenna—based on the advantages of fractal geometry and incorporating the principles of conventional microstrip antenna design and resonant coupling technique—is studied for third generation (3G), fourth generation (4G), fifth generation (5G), WLAN, and Bluetooth wireless applications. Antenna radiators were shown to have a fractal structure, much like a tree in the wild. The length of the radiator in a limited space can be …
Published in Journal of Microwave Engineering and Technologies · Vol. 10, Issue 3, 2023 · pp. 16–22 Read article
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Compact MIMO Antenna Array based on Koch Fractal Metamaterial for 5G Applications
Abstract: In this paper, a design of a printed MIMO antenna array for 5G applications is proposed based on low profile structure. Thus, the antenna element is designed as a printed mender monopole with a partial ground plane. The partial ground plane is proposed to realize bandwidth enhancements through etching rectangular slots in the antenna back panel. It is found that such antenna shows two frequency bands, S11<-10dB, from 3 GHz …
Published in Journal of Microwave Engineering and Technologies · Vol. 9, Issue 3, 2022 · pp. 1–7 Read article
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Electromagnetic and Dielectric Performance of Polymer–Ceramic Composite Substrates for Fractal-Based IoT-Antenna Fabrication
Abstract: Polymer–ceramic composite substrates play a crucial role in determining the electromagnetic performance, mechanical stability, and thermal reliability of radio-frequency devices. In this work, a polymer-based composite substrate is systematically investigated for its suitability in compact IoT and RFID antenna applications. A fractal-structured antenna is employed as a functional test platform to evaluate the dielectric behavior, impedance characteristics, and radiation efficiency of the composite substrate. Novelty of the proposed reader antenna …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1518–1534 Read article
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Design of a Fractal Aperture Coupled Microstrip Antenna for UWB Applications
Abstract: Ultra wide band frequency allocation of 5.3–9.2 GHz spectrum by Federal Communications Commission (FCC) presented myriad applications of exciting opportunities and challenges for design in the communication arena, including antenna design. The compact antenna designs with operating bandwidths of more than 100% are a challenging demand for the current wireless scenario. This can be easily met with fractal boundaries by using wide slot antennas. In this paper, fractal slot antenna …
Published in Journal of Microwave Engineering and Technologies · Vol. 4, Issue 1, 2017 · pp. 19–22 Read article
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A New Multiband Square Patch Antenna with Sierpinski Gasket Slot and Fractal Koch Loop at Ground
Abstract: This paper presents a multiband square patch antenna with Sierpinski gasket slot on top surface of substrate and fractal Koch loop at ground. This antenna has been designed to operate at 0 to 3 GHz frequency range and operates at five different resonant frequencies. The Koch loop at ground surface provides irregularities in current distribution; this affects the radiation property of the antenna.
Published in Journal of Electronic Design Technology · Vol. 4, Issue 1, 2013 · pp. 5–10 Read article
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New trends in Radio Frequency design and making things smaller
Abstract: Recent improvements in wireless communication, the Internet of Things (IoT), and 5G/6G networks have made people want small, powerful radio frequency (RF) equipment. With an emphasis on how developments in materials engineering, circuit architecture, and packaging technologies are redefining RF system integration, this article offers a thorough evaluation of current developments in RF downsizing. System-on-Chip (SoC), System-in-Package (SiP), and Antenna-in-Package (AiP) ideas, which allow tightly integrated RF front-ends with enhanced …
Published in International Journal of Radio Frequency Innovations · Vol. 3, Issue 2, 2025 · pp. 28–34 Read article
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Analysis of Fractal based Nested Geometries Built on Design Configurations
Abstract: AbstractFractal antenna based on the nested geometries are proposed and designed in this letter. The paper depicts the design optimization of the nested geometries for multi-rate characteristics. The antenna is fed by waveguide port. The design is obtained at the center frequency 3.5 GHz. Moreover the effect various nested elements have been observed in the geometry. The modification in geometry is introduced using pentagonal elements of the patch. The enhancement …
Published in Journal of Communication Engineering & Systems · Vol. 4, Issue 3, 2014 · pp. 9–17 Read article
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Mitigation of Mobile Radio Parasitic Radiation Effects: A Review
Abstract: ABSTRACT In this paper, mitigation techniques useful for improving mobile radio systems power efficiency and decreasing electro-smog and specific absorption rate (SAR) induction, affecting human head and body, are presented. An analysis of main radiation effects from far field base stations and review of mitigation techniques for enhancing the efficiency of power transmission for mobile radio systems is shown, followed by an investigation of the complex radiation field components from …
Published in Journal of Communication Engineering & Systems · Vol. 2, Issue 1, 2012 · pp. 1–12 Read article
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Fractal Analysis of Vertical Component of VLF Electric Field Related to Major Shallow Earthquakes (5.5 < M ≤ 5.9, depth ˂ 10 km) occurred in Indian Ocean and China
Abstract: Recording of amplitude of vertical component of VLF electric field is continued at Chaumuhan, Mathura (27.5° N, 77.68° E) at the frequency f = 3.012 kHz from 24 March 2011 with the help of vertical antenna. In this paper, fractal analysis of VLF data is carried out for the April 2012 and July 2013 months and the fractal dimension is computed using Higuchi’s method to study the influence of three …
Published in Journal of Polymer & Composites · Vol. 11, Issue 7, 2023 · pp. 46–52 Read article