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In this demonstrative work, rectangular microstrip patch antenna has been proposed. Teflon substrate having thickness of 4mm and dielectric constant of εr = 2.1 has been employed. The design and analysis of the proposed system has been carried out on Computer Simulation Technology (CST) Microwave Studio 2014. The proposed antenna has compact size, light weight. The proposed antenna ground and patch...
The paper represents, a novel wideband rectangular shaped MPA with microstrip feed and a reduced ground. The substrate employed in the presented antenna design is extruded polystyrene (XPS) having low electric permittivity of 1.02 and thickness of 2 mm. The presented microstrip patch antenna has an impedance bandwidth of 1.69 GHz with resonant frequencies of 2.07 GHz and 2.77 GHz and impedance bandwidth...
In this paper, Coaxial feed dual band circular Microstrip patch antenna (CMPA) for ISM (2.4–2.5GHz) and WLAN (5.150–5.350GHz) application is proposed. Dual frequency bands are obtained by inserting a circular slot in the circular radiator as well as bandwidth enhancement is obtained by modifying the ground plane. FR-4 substrate having dielectric constant of 4.4 and thickness of 1.6 mm is used to simulate...
An optimized planar antenna for transceiver operating at 1800 MHz (DCS band) is designed and presented. The designed microstrip antenna is used for Digital cellular system operating at the frequency of 1800 MHz with the return loss better than 10 dB.FR4 substrate is used in the design with lesser occupancy of 50*40*3.8mm3. The simulated design of antenna confirms satisfactory output gain and omnidirectional...
A new approach is investigated to enhance the gain of Microstrip Antenna Array using the substrate integrated waveguide (SIW). Integration of SIW is implemented firstly in single microstrip antenna and then in 4×1 array. Rectangular microstrip antenna array is backed with SIW cavity is designed to improve gain as well as bandwidth for wireless communication applications. Proposed antenna array acquires...
This manuscript represents the two half circular gap coupled disk patch antenna stacked with D.G.S. (Defected Ground Structure) for dual-wideband application. The antenna has an overall size of 40.0×40.0×1.6mm3 and gives the results of dual band performance. The proposed antenna can be used in military communication, wideband global satellite communication systems (WGS) (9.43–10.08 GHz) and in Airport...
A single-fed circularly polarized (CP) Radio Frequency Identification (RFID) reader antenna with a simple structure has been proposed for worldwide Ultra-High Frequency (UHF) band applications. The purpose of the antenna was to provide a low-cost and easy-fabricated solution with wide bandwidth and high performance. The proposed antenna is composed of a corner-truncated square driven patch with a...
In this research paper, a novel compact stacked patch array configuration which consists of two units with rotated horizontal slotted parasitic patch and an embedded Defective Ground Structure is designed. The effect of the rotation, slots, embedded DGS on the electrical performance and parameters of the antenna structure has been mathematically analyzed and studied. We found and numerically verified...
This paper presents high gain substrate slotted microstrip patch antenna design for X-band satellite applications. The proposed antenna has been designed by using the substrate of Flame Retardant 4 (FR4) having dielectric constant εr of 4.4. The ground, patch and the feedline are made of copper material having thickness of 0.02mm and conductivity of 5.58 × 106 Siemens/m. The proposed antenna has been...
In this paper, a new FSPA for new application — outdoor RF energy harvesting will proposed and designed. A new FSPA structure will joint with folded patch meander line and two pairs of slot embedded into its ground plane. A less profile, less cost and ease to fabricate the folded shorted patch antenna (FSPA) will introduced. The proposed antenna designing and performing using Computer Simulation Technology...
In this work a stair shaped microstrip patch antenna which operates in C band with impedance bandwidth of 79.68% (4.087 GHz to 9.739 GHz) has been proposed. The conventional rectangular patch is modified into staircase, thus reducing the area and the ground plane has been reduced into an ‘L’ shaped ground. The proposed antenna offers average gain of 4 dBi over the entire operating bandwidth. The geometry...
A novel low-profiled broadband multi-frequency double-layer patch antenna is proposed in this paper, which operates in GSM900, DCS1800 and Wifi. Considering the broadband, directivity, and low-profile of the antenna, seven patches with different resonant frequencies are placed together on one plane. These patches are arranged to have line polarization and are perpendicular to each other. By forming...
This article presents the dielectric waveguide based sub-THz interconnect channels for high bandwidth-density and high energy-efficiency chip-to-chip communications. Both far-field and near-field transition based channels are analyzed and demonstrated. The insertion losses of the interconnect with far-field transitions and near-field transitions are about 8.4 dB with 12.6 GHz 3-dB bandwidth and 4...
H-shape is used to miniaturize the patch antenna. However, the gain and bandwidth of the miniaturized antenna decrease significantly. In this paper, a stacked H-shaped patch antenna with an open ring is proposed to improve the antenna gain and bandwidth. The electrical length of the proposed antenna is 0.12λ and has a gain, impedance bandwidth and radiation efficiency of 5.7 dBi, 10.15% and 91.67%,...
In this paper, a wideband circularly-polarized patch antenna is presented. The patch is fed by four probes arranged by sequential rotation arrays, the four probes are connected to a feed network comprising of a pair of broadband 90° phase shifter and Wilkinson power divider. The proposed antenna shows a compact low profile, wide axial-ratio (AR) bandwidth, wide reflection coefficient bandwidth, as...
This paper presents a design of 484GHz on-chip antenna for THz direct detector in TSMC 0.18µm standard CMOS technology. The on-chip patch antenna fed by microstrip transmission lines is designed and simulated by Ansoft HFSS. To improve the power transfer efficiency, an open-stub matching network is inserted between the antenna and the detector. The peak gain of the antenna is 3 dBi, The bandwidth...
A circularly polarized monopole antenna with bandwidth enhancement is presented. The circularly polarized characteristic is achieved by a C-shaped monopole. To enhance the bandwidth of the antenna, a rectangle stub is adopted on the ground. Simulated and measured results show that the antenna can operate at 3.5 GHz band. The impedance bandwidth and axial ratio bandwidth are 44.4% and 29.1%, respectively...
In order to overcome the narrow bandwidth of the ordinary patch antennas, a novel configuration of patch antenna which can widen the bandwidth of patch antenna significantly is discussed in this paper. In terms of the analytical results based on the equivalent circuit method and the HFSS software, a rule derived from the simulation results that can contribute to design patch antennas is presented...
In this article, an omnidirectional circularly polarized (CP) patch antenna with bandwidth broadening is proposed. The antenna is composed of a circular patch with four L-shaped slots, a ground plane loaded a metal sleeve and a set of conductive vias. In order to broaden the impedance bandwidth, four parasitic strips are also sequentially rotated around the patch. As a result, it exhibits an omnidirectional...
A method is presented for the fast space mapping based optimization of aperture-coupled rectangular patch antennas using transmission line models. The procedure is used to optimize the antenna for a significantly wider bandwidth than that for which the transmission line model provides an accurate approximation. A case study is provided, whereby the suggested method produces an antenna with bandwidth...
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