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37 articles for “impedance bandwidth”
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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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Rectangular Micro Strip Patch Antenna Interconnected with Symmetrical Cut Hexagonal Shaped between Horizontal Lines Meta Material Structure Enhancement Bandwidth at 1.80 GHz
Abstract: This paper proposes a new generation of antenna that applies Metamaterial (MTM) properties at ground plane. The paper analyzes the performance of Microstrip Patch Antenna with and without using the MTM structure. Rectangular Microstrip Patch Antenna (RMPA) interconnected with symmetrical cut hexagonal shaped between horizontal lines MTM structure is proposed for enhancement of bandwidth and reduction of return loss at operating frequency of 1.80 GHz. The proposed antenna is designed …
Published in Journal of Microwave Engineering and Technologies · Vol. 1, Issue 3, 2014 · pp. 15–20 Read article
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Advanced Liquid Crystal Polymer Substrate for Flexible Antenna Design
Abstract: A type of thermoplastic polymers known as liquid crystal polymers (LCPs) is frequently used to package millimeter (mm)-wave, microwave, and radio frequency (RF) integrated circuits that operate at frequencies as high as 60GHz. LCPs are of prospective relevance as packaging material for advanced circuits at mm-wave frequencies due to their appealing electrical, thermal, and mechanical qualities and comparatively low cost. Flexible and conformal antennas are made possible by LCP's exceptional …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 233–245 Read article
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Compact Fork-shaped Monopole Antenna for Bluetooth, WLAN and Wi-MAX Applications
Abstract: This paper presents a fork-shaped monopole antenna (FSMA) with compact size. The proposed FSMA consisting a fork-shaped radiator and a partial ground plane with L-shaped and rectangular slits. The size of the proposed FSMA is 34×18×1.6 mm3 which is fed by 50Ω microstrip line. The L-shaped slit is introduced in the ground plane to enhance the bandwidth impedance of the proposed FSMA. The proposed antenna achieved 10dB return loss bandwidth …
Published in Trends in Opto-electro & Optical Communication · Vol. 11, Issue 1, 2021 · pp. 1–6 Read article
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Compact Fork-shaped Monopole Antenna for Bluetooth, WLAN and Wi-MAX Applications
Abstract: This paper presents a fork-shaped monopole antenna (FSMA) with compact size. The proposed FSMA consisting a fork-shaped radiator and a partial ground plane with L-shaped and rectangular slits. The size of the proposed FSMA is 34 × 18 × 1.6 mm3 which is fed by 50Ω microstrip line. The L-shaped slit is introduced in the ground plane to enhance the bandwidth impedance of the proposed FSMA. The proposed antenna achieved …
Published in Trends in Opto-electro & Optical Communication Read article
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The Design and Analysis of a High Bandwidth Patch Antenna Loaded with Double-L shaped Parasitic and Super-Strate Components
Abstract: A patch antenna having parasitic components in the shape of a double-L. It is shown how to make a directional slot antenna using a parasitic patch and a windowed superstrate. The recommended antenna may readily obtain high-gain properties due to its composition. The suggested antenna's impedance bandwidth has been measured. Internet of Things (IoT) apps to make their data more accessible, wireless communication technology integration is required. This work proposes …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 10, Issue 2, 2023 · pp. 1–13 Read article
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Ultra-Wideband (UWB) Planar Monopole Antenna Array for Indoor Multimedia Devices
Abstract: AbstractA UWB planar monopole antenna array for indoor multimedia devices is presented. The base work of antenna includes a modified rectangular monopole to cover entire UWB (3.1 to 10.6GHz) and fed with a 50Ω microstrip line. The proposed antenna array is having a compact size of (80*30*1.6mm3) with a spacing of 0.5*lambda between two elements. To exhibit a wider bandwidth, a rectangular cut in the ground plane has been introduced …
Published in Journal of Microwave Engineering and Technologies · Vol. 5, Issue 2, 2018 · pp. 28–35 Read article
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Bandwidth and Return Loss Enhancement in Patch Antenna by Meta Material using at 2.62 GHz
Abstract: In this work, a rectangular micro strip patch antenna (RMPA) loaded with “Symmetric square Shapes Four Segments with circular rings structure” metamaterial structure is designed at a height 3.2 mm from ground plane by using CST-MWS software. The resonance frequency of the designed antenna is 2.62 GHz. The 10 dB impedance bandwidth of proposed antenna is increased up to 78.3 MHz. The return loss of the proposed antenna reduced to …
Published in Journal of Microwave Engineering and Technologies · Vol. 1, Issue 3, 2014 · pp. 33–37 Read article
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CPW-fed Dual Sense Slot Antenna for Circular Polarization
Abstract: A novel compact dual-band and dual-sense circularly polarized coplanar waveguide (CPW) fed rectangular slot antenna is proposed. Dual-band and dual-sense is realized by a proper choice of the L-shape feed line and two parasitic elements inside the slot. A prototype dual-sense antenna is fabricated. The antenna has a compact size of 63.5×55mm2. Measured 3dB axial ratio bandwidth of the lower band with right hand circular polarization (RHCP) is 26.32% (1.435GHz …
Published in Journal of Microwave Engineering and Technologies · Vol. 8, Issue 1, 2021 · pp. 17–24 Read article
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Quad-Band Notched Small Monopole Antenna with U-shaped Slots and SRRs for UWB Applications
Abstract: A quad-band notched small monopole antenna with U-shaped slots and SRRs for UWB applications is presented in this study. The quadruple band-notched characteristics can be achieved by embedding three U-shaped slots on the radiation patch and two split ring resonators (SRRs) near feed line, respectively. It has a tiny size, only 17 mm23 mm0.508 mm. The experimental and measured results demonstrate that the proposed antenna offers an impedance bandwidth across …
Published in Journal of Communication Engineering & Systems · Vol. 15, Issue 1, 2025 · pp. 21–31 Read article
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Microstrip Patch Antenna for Dual Band Application
Abstract: AbstractThis paper presents a rectenna that is designed and simulated to power the wireless sensor systems at 3.12 GHz. The antenna substrate is designed with glass epoxy. The rectenna circuit has been simulated on the glass epoxy and RF-to-DC conversation is investigated for power level –5 dBm. The presented antenna has the impedance bandwidth of 58.34%, i.e. from 2.61 to 4.76 GHz with a gain of 2.67 dBi.Keywords: Rectenna, RF-to-DC, …
Published in Journal of Microwave Engineering and Technologies · Vol. 5, Issue 1, 2018 · pp. 25–28 Read article
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Circularly Polarized Compact Wide Slot Microstrip-Fed Antenna for Wideband Applications
Abstract: Abstract: This paper presents a circularly polarized (CP) compact wide slot microstrip–fed antenna for wideband applications. Inverted L-shape protruding stub from the ground plane towards the center of slot permits to obtain AR <3dB. Wide slot fed with an offset microstrip feedline at an offset distance d, beneath the protruded stub. Proposed CP wide slot (WS) antenna is designed with compact size of 25 mm x 25 mm. Simulated results …
Published in Journal of Microwave Engineering and Technologies · Vol. 6, Issue 1, 2019 · pp. 6–12 Read article
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Circularly Polarized Microstrip Fed Antenna for Dual Frequency
Abstract: Abstract: The presented antenna is designed for achieving dual frequency characterized circularly polarized behavior. The achievement of dual frequency is done by coupling of the microstrip feed line arrangement with the annular slot shaped with four unequal arms type of slot structure on the patch. The Reflection coefficient, pattern of radiation of the antenna and the Axial ratio are simulated. The impedance bandwidths obtained for lower of (RHCP) is 25% …
Published in Journal of Microwave Engineering and Technologies · Vol. 6, Issue 1, 2019 · pp. 1–5 Read article
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Review Paper of Designing of CPW Fed Micro-strip Patch Antenna for UWB and Bluetooth Application
Abstract: A compact size coplanar waveguide (CPW)-fed micro strip antenna is proposed for radiation of the frequency spectrums 2.36 to 2.49 GHz (Bluetooth) and 3.1 to 10.6 GHz (UWB-Ultra wideband) covers. Both are unlicensed bands but in UWB band there are two licensed bands i.e. WLAN and Wi-MAX present in the frequency range of 5.12 to 5.825 GHz and 3.4 to 3.7 GHz respectively. In this design we have single CPW-fed …
Published in Journal of Microwave Engineering and Technologies · Vol. 3, Issue 1, 2016 · pp. 35–40 Read article
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Rectangular Patch Monopole Antenna with Different Shaped Multiple Slots for Triple Band Frequency Applications
Abstract: In this paper a rectangular patch microstrip antenna with different shaped multiple slots behaves as a triple band monopole antenna. It is designed for 0.96031–1.0464, 1.3766–1.5797 and 2.1629–2.3708 GHz frequency bands. A rectangular patch monopole antenna with multiple slots, i.e., hexagonal slot and rectangular slot is fabricated on the glass epoxy (FR4 lossy) of dielectric substrate with relative permittivity (εr) of 4.4, thickness of 1.6 mm, loss tangent of 0.02 …
Published in Journal of Microwave Engineering and Technologies · Vol. 1, Issue 2, 2014 · pp. 17–24 Read article
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Rectenna for Low Power Wireless Applications
Abstract: This paper presents a rectenna that is designed and simulated to power the wireless sensor systems at 3.12 GHz. The antenna substrate is designed with glass epoxy. The rectenna circuit has been simulated on the glass epoxy and RF-to-DC conversation is investigated for power level -5dBm. The presented antenna has the impedance bandwidth of 58.34%, i.e. from 2.61GHz to 4.76 GHz with a gain of 2.67dBi.Keywords: Rectenna, RF-to-DC, micro strip …
Published in Trends in Electrical Engineering · Vol. 8, Issue 1, 2018 · pp. 19–23 Read article
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CPW feed Flexible Antenna for Wireless Applications
Abstract: Flexible Microstrip CPW Feed Antenna using flexible FR-4 substrate is analyzed and presented over here. The Copper is used as conductive material for patch and CPW feed respectively. The performance in terms of return loss, gain, VSWR and radiation pattern is evaluated. The impedance bandwidth and gain of flexible antenna is 20.25% (2.179 GHz-2.665 GHz), 21.44% (3.232 GHz-4.026 GHz) and 1.4 dBi, 0.009 dBi respectively. The flexible property of the …
Published in Research & Reviews: A Journal of Embedded System & Applications · Vol. 6, Issue 3, 2018 · pp. 18–24 Read article
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Two Port Ring Shaped DRA Based MIMO (Multiple Input Multiple Output) Antenna for WLAN Application
Abstract: This paper presents multiple input and multiple output (MIMO) antenna which is based on dielectric resonator with very good isolation. This antenna consists of two hybrid resonator and is fed by microstrip feedline through H-Shaped aperture is cut in ground plane just below the Ring DR. Area of this antenna is 40x50 mm². Impedance bandwidth (S11<-10dB) of this antenna is 5.15 to 6.15 GHz. The radiation efficiency and total gain …
Published in Research & Reviews: A Journal of Embedded System & Applications · Vol. 7, Issue 1, 2019 · pp. 17–24 Read article
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Optimization of Characteristics of a Simple Microstrip Circular Patch Antenna using Rotable Slot
Abstract: In this paper, we have designed a simple circular patch antenna which radiates at 2.8 GHz. A slot is introduced and is rotated along the center axis. We have noticed that the frequency of the antenna is varied as a function of slot orientation. An optimal slot angle is determined based on the return loss and then the slot, patch dimensions are optimized to increase the realized gain and return …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 2, Issue 3, 2015 · pp. 31–36 Read article
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Material Selection for Optimized Antenna Performance: A Comprehensive Analysis
Abstract: The performance of antennas is heavily influenced by the choice of materials used in their design. This work presents a comprehensive analysis of various materials and their properties relevant to antenna applications, focusing on parameters such as dielectric constant, conductivity, magnetic permeability, and thermal stability. The interplay between these properties significantly affects the efficiency, bandwidth, gain, and impedance matching of the antenna. This study explores materials such as metals, ceramics, …
Published in Journal of Microwave Engineering and Technologies · Vol. 12, Issue 2, 2025 · pp. 1–10 Read article