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A coplanar waveguide (CPW) — fed compact cupcake shaped printed antenna is proposed for UWB applications. Cupcake structure is formed by capping an ellipse (eccentricity = 0.95) over a semicircle (radius = 12mm). The bandwidth is enhanced by loading an ellipse over the semicircular patch and using CPW ground plane. The antenna parameters are simulated and optimized using Ansoft HFSS electromagnetic...
This paper focuses on the bandwidth enhancement of a traditional circular patch antenna by introducing a diamond-shaped slot surrounded by a diamond-shaped ring in the center of the patch with a defected ground technique. The enhanced bandwidth of 506 MHz ranging from 9.872 GHz to 10.378 GHz is achieved with the proposed design method. Unlike other methods of bandwidth enhancement of a circular patch...
An extremely wideband monopole antenna combined for Bluetooth at 2.4 GHz and Ultra-Wide Band (3.1–10.6 GHz) with triband notched characteristics is presented. The frequency range from 2 to 17.5 GHz is achieved by cutting triangular portions from edges of rectangular ground plane. The radiating patch has three slots to work as triple band notch for WiMAX at 3.5 GHz, WLAN at 5.2 GHz, 5.8 GHz and X-band...
A compact microstrip line fed tapered-shaped slotted ultra-wideband(UWB) antenna is presented. The new design is composed of a rectangular slotted patch with a compact size of 21.44 × 23.53 mm2 and fed by microstrip transmission line of 50 Ω. The proposed antenna is simulated onto a less expensive FR4 substrate which has a height of 1.6 mm. There achieved a wider bandwidth of 8.51 GHz (3.49–12 GHz)...
In this paper, the Vivaldi Antenna which is meant for UWB Communication's has been initiated. The main motives behind this design is to achieve higher gain throughout the range of 3.1 GHz to 10.6 GHz as a result of which it fulfills the criteria's of UWB antenna for applications in wireless communication. In case of these developments, the author has used Rogers RT 5870 substrate with an epsilon value...
This paper is aimed to present a very small sized patch antenna for UWB applications. The antenna used microstrip feed-line. This antenna is very small in dimension. The total size of the antenna is 20×18mm2. Triangular slots in the partial ground plane, are used to get a better bandwidth. The antenna has VSWR<2 over the bandwidth. The whole designing and simulation process of the antenna is done...
The paper proposes an Ultra Wide Band (UWB) Planar Inverted F Antenna (PIFA) for Body Area Network (BAN) applications. A tapered feed is also introduced in order to overcome the narrow band characteristics of PIFA. The two shorting pins are introduced in the middle of the patch to enhance bandwidth performance. The proposed antenna has a low profile structure with overall size of 32mm × 36mm × 8mm...
In this paper, by using circular/elliptical slots with a modified circular tuning stub and a notched ground plane, an ultra-wideband antenna is proposed. The modified circular tuning stub is gear-shaped; it can create additional surface current paths in the antenna. The notches in the ground plane is introduced to increase the bandwidth and to attain the better impedance matching. The circular slot...
This paper proposes a compact 4-port Co-Planar Stripline (CPS) fed Ultra WideBand (UWB) antenna for Multiple-Input Multiple-Output (MIMO) applications. The antenna is fabricated on a 43 mm × 43 mm × 1.588 mm substrate with relative permittivity of 4.3. The antenna possess a 2∶1 VSWR impedance matching bandwidth from 3 – 11 GHz, covering the required UWB bandwidth, specified by Federal Communication...
A band notch applications based coplanar waveguide (CPW)-fed printed monopole UWB antenna is proposed. The CPW fed antenna has band notched attribute for UWB antenna. The proposed band notch UWB antenna consists of stepped like feed line, ground plane and rectangular patch, U-slot and C-slot to magnify the bandwidth of an UWB antenna. By removing C shaped slot and a U shaped slot from stepped rectangular...
In order to improve the notch performance for UWB monopole antennas, a synthesis design of single band-notched UWB antenna using the Single Split Ring Resonator SSRR and Complementary Split Ring Resonator CSRR, is presented. These techniques provide a wide rejection with enhancement of rejection level, due to the high coupling between the SSRR and the ground plane and the use of the CSRR dynamic resonance...
In this paper is presented a new printed monopole antenna, bio-inspired by jasmine flower, that meets the Federal Communications Commission parameters for ultra-wideband systems. The design of the printed monopole antenna in jasmine flower has developed from a printed monopole antenna with circular geometry, with comparison results. The measured results of bio-inspired antenna in the jasmine flower...
This paper proposed a new design of stacked ring rectangular microstrip antenna fed by coplanar waveguide to increase the bandwidth. The results shown that at frequency 2100 MHz the return loss value is −13.23 dB with VSWR 1,553; at frequency 2300 MHz return loss values −15.36 dB with VSWR 1,412 and at frequency 2400 MHz return loss values −29.93 dB with VSWR 1.224. The bandwidth of the proposed antenna...
This paper proposes a novel heart-shaped band-notched UWB antenna with compact and simple structure. The antenna comprise of a microstrip feeding line, a heart-shaped patch to achieve UWB characteristic, and a defected ground with bevels to obtain good impedance match and stable gain in the operating band. The band-notched characteristic is achieved by a U-shaped slot on the patch. The measured results...
This paper presents a printed monopole antenna for Ultra-Wideband (UWB) communication. The designed antenna consists of a circular disc radiator and a partial ridged ground plane. The proposed antenna has overall dimensions of 38mm × 38mm × 1.6 mm. The printed monopole antenna has been realized by using the FR-4 printed circuit board substrate. The permittivity of the substrate is 4.6 and loss tangent...
In this paper, a compact multiple-input-multiple-output (MIMO) antenna is proposed for Ultra-wideband (UWB) applications. The proposed MIMO antenna is comprised by two symmetrically placed half slot antenna elements which one side of the slot is open to the air. Two antenna elements share the same ground plane, and each opening of the half slot gapes to the opposite directions. For covering the entire...
In this paper, a compact dual-resonator loaded ultra-wideband (UWB) multiple-input-multiple-output (MIMO) antenna, which has a bandstop-filter-like response (second-order rejection band) with high frequency selectivity and controllable bandwidth at the aimed notched band, is proposed. The MIMO antenna consists of two rectangular printed monopole (PM) elements and a simple stepped ground stub to enhance...
Ultra wide band system is a short-haul wireless communication with advantages of low power consumption, high data rate, resistance to interference, co-existence with narrowband systems and so on. A new-type ultra wide band antenna is proposed to solve the problems of miniaturization and integration. To realize on-chip system and combine with other functional microwave monolithic integrated circuits,...
The design of a microstrip monopole antenna with extra ultra-wide band performance, small size and enhanced radiation gain is presented. For sake of progress research in modern antennas, looking at the current research trend in broadband (BB), wideband (WB), ultra-wide band (UWB) antennas as well as their role to the emerging nanotechnology of electronics engineering, the motivation is to furthermore...
This paper presents characterization of Ultra-wide band diamond shaped patch monopole (DSM) antenna based on the singularity expansion method (SEM) model. The diamond shaped patch is designed to provide Ultra-wide bandwidth (UWB) of 12 GHz (3 to 15 GHz). To extract the complex poles in the SEM based model, Matrix Pencil method (MP) is used to provide the accurate complex poles and residues for the...
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