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The proposed paper presents two I-shaped substrate slotted flexible microstrip patch antennas with reduced ground for radiolocation and military applications. The proposed antennas employ cellulose acetate having dielectric constant (∊r) of 4.2 as the substrate. The copper having conductivity of 5.95 × 108 Siemens m−1 has been used for designing of patch and ground. The substrate, patch slot and ground...
The paper emphasizes on the design and performance analysis of high directivity FR4 substrate slotted defected ground microstrip patch antenna for X-Band applications. The antenna has been fed by microstrip feedline via impedance transformer to match the impedance of proposed antenna with the 50Ω impedance of co-axial connector used for feeding power to the antenna. The propounded antenna has been...
This paper propounds a flexible microstrip patch antenna design using flexible FR4 as substrate has been proposed. The antenna design employs a step notched copper patch of thickness 0.017mm on the top of dielectric substrate FR4 of thickness 1.57mm and reduced copper ground plane of thickness 0.05mm on the other side of the substrate. The proposed flexible patch antenna is capable of operating in...
This paper exhibits the aptness of flexible Teflon material having dielectric constant £r=2.1 to be employed as substrate in the Microstrip patch antenna design. This paper presents two flexible Teflon substrates of thickness 0.5 mm and 1 mm, respectively. The antenna designs employ a Trident shaped copper patch on the top surface of dielectric Teflon substrate and a defected ground plane on the other...
In this paper, the design and performance analysis of dual circular stacked microstrip patch antenna for S-band applications has been proposed. In the proposed antenna design, the substrate of material FR 4 having dielectric constant 4.4 have been used. The ground, patch and feedline are of copper material. The proposed antenna has two circular stackings on the patch and the antenna has impedance...
In this paper, a novel multiple slitted and circular stacked microstrip patch antenna with high gain has been proposed. The composite effect of employing slots and stacking provides enhanced return loss (dB), high gain (dB) and directivity (dBi). The proposed antenna design employ FR4 material as a substrate having dielectric constant 4.4. The copper material has been used for patch and ground. The...
The high gain dual resonant textile microstrip patch antenna with extended ground plane suitable to be employed for satellite Ku band uplink and downlink communication applications has been proposed in this paper. The proposed textile antenna has been fabricated over the wearable textile material — Denim as a substrate having dielectric constant εr= 1.6. The radiating patch and the ground plane are...
This paper proposes the use of Rochelle salt (KNaC4O6.4H2O) as a piezoelectric sensor for efficient smart energy saving systems. The piezoelectric properties of Rochelle salt tested for different configurations have been discussed and the best possible arrangement has been proposed for pressure sensing by Arduino UNO. The Rochelle salt crystals have been synthesized, converted into powdered form and...
This paper propounds a new flexible material, which has been designed by employing flexible Poly Vinyl Chloride (PVC) having dielectric constant εr= 2.7 as substrate. The projected antenna design states that a circular shaped copper patch with flag shaped slot on it has been deployed over the hexagonal PVC substrate of thickness 1 mm. Then ground plane is partially minimized and slotted to revamp...
This paper concentrates on the design and performance analysis of blind hole substrate slotted microstrip patch antenna design for X-band applications. The anticipated antenna has been designed using Flame Retardant 4 (FR4) substrate of dielectric constant, εr of 4.4 sandwiched between copper patch and ground plane. The intended antenna has compact area with impedance bandwidth of 560 MHz (7.67 GHz–...
In this paper, a microstrip rectangular patch antenna with reduced ground capable of operating in terahertz (optical) frequency range has been designed and proposed. The antenna has been fed by microstrip feedline which has an input impedance of 292.6 Ω closely matching with the input impedance of SMA connecter of impedance 292 Ω for maximum power transfer to the antenna. The ground and patch of the...
In this paper, a flexible I shaped stacked novel ultra wideband (UWB) antenna with defected and reduced ground resonant at 1.26 GHz with an impedance bandwidth of 1.278 GHz (1.0596 GHz to 2.3374 GHz) has been proposed which can be suitably employed for satellite reconnaissance, amateur radio, future soil moisture and sea surface salinity mission applications. The material employed for substrate is...
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...
The motive behind this research is to analyze the performance of different microstrip patch antennas employing different shapes of substrate and ground (circular, rectangular, square, elliptical and hexagonal) using flexible substrate material for UWB wireless applications. In this paper, the multifaceted novel UWB flexible microstrip patch antennas operating over 8.2 GHz frequency for indoor location...
The proposed work demonstrates an architecture for bi-directional Hybrid Passive Optical Network. It employs OFDM signals at 25 Gbps for downstream transmission. Utilization of wavelength reuse scheme with NRZ modulation to carry upstream traffic at 10 Gbps helps in reducing the cost of ONU. Power budget and BER analysis of the system is done for downstream transmission and the concept of upstream...
This paper demonstrates the performance analysis of different CSRR and PSRR techniques in microstrip patch antenna design. In this paper, the performance of conventional rectangular microstrip patch antenna with defected ground structure has been analysed by employing different complementary split-ring resonator (rectangular and circular shape) and planar split-ring resonator (M and mho shape) structures...
This paper demonstrates the performance analysis and comparison of three different low dielectric constant materials - Acrylic, Teflon and Polycarbonate suitable to be employed as substrate in microstrip antenna design. The three proposed substrate materials - Acrylic, Teflon and Polycarbonate have low dielectric constant of 1.9, 2 and 2.1 respectively. The antenna designs employs step notched patch...
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