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1354 articles for “Technologies”
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Observations On Performance And Challenges Of Implantable Antennas In Biotelemetry Application
Abstract: People are moving in a very fast developing environment to achieve new technology for medical purpose. Latest development in the field of implantable medical device gives hope in the field of biotelemetry hence Implantable antennas are in great demand. In this paper, the main focus is on the performance of Implantable antenna and the challenges as miniaturization, patient safety, compatibility and many more. The return loss and the radiation pattern …
Published in International Journal of Microwave Engineering and Technology · Vol. 2, Issue 1, 2016 · pp. 26–30 Read article
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Augmentation in Parameters of S Band Microstrip patch Antenna using Metamaterial with Varactor Diode
Abstract: In this paper S band rectangular microstrip patch antenna is designed and its parameters like return loss, band width, VSWR, directivity, radiation efficiency and size reduction are analysed. Then a metamaterial structure of “Split rectangular Rings” with thin wire strip is designed such that it exhibits negative permittivity and negative permeability at the same frequency as that of inset fed rectangular microstrip patch antenna. Here “Nicolson ross wear” (NRW) parameters …
Published in International Journal of Microwave Engineering and Technology · Vol. 3, Issue 2, 2017 · pp. 32–40 Read article
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A Review Paper on Methods of Microstrip Patch Antennas for Modern Applications
Abstract: ABSTRACT Substandard bandwidth execution is a normal for microstrip patch antennas and bandwidth improvement is a most critical test when designing patch radiators. Small size wideband microstrip patch antenna with different method of design such as slot load patches of different location, size and shape, multiple patches, fractal structures, EBG structures that shows the variation of resonant frequencies, higher percentage of Bandwidth, provide desired alignment of radiation with mathematical equation …
Published in International Journal of Microwave Engineering and Technology · Vol. 5, Issue 1, 2019 · pp. 1–13 Read article
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A Single Band Hexagonal Shape Microstrip Dipole Antenna for LTE Application
Abstract: ABSTRACT The dipole antenna or dipole aerial is one of the most important and usually used types of RF antenna. It is widely used on its own, and it is also incorporated into lots different RF antenna layout where it forms the driven element for the antenna. In this paper, strive has been made to analyse new single band hexagonal shape dipole antenna for LTE application. The simulate and experiment …
Published in International Journal of Microwave Engineering and Technology · Vol. 5, Issue 1, 2019 · pp. 31–35 Read article
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Simulation and Analysis of the Slip Recovery Energy Method for the Speed Control of Three-phase Slip Ring Induction Motor
Abstract: ABSTRACT This paper describes the energy savings in large electric drives by using implementation of “Slip Power Recovery Scheme”. The primary intention of this paper is to furnish direction for selecting and employ electric drives supported on energy efficiency and life-cycle cost. Slip power recovery wound rotor induction motor drives are used in high power, limited speed compass applications where control condition of slip power gives the variable speed drive …
Published in International Journal of Microwave Engineering and Technology · Vol. 5, Issue 1, 2019 · pp. 24–30 Read article
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Combination of Triangular and Semi Circular Microstrip Patch Wideband Antenna for Wireless Application
Abstract: ABSTRACTThe combination of triangular and semi-circular wideband dipole antenna with single feed line is proposed for wireless application. The proposed antenna consists of Arrow shaped patch antenna operating at the wideband frequency of 1.6305GHz-3GHz. In this antenna material used for designing is FR-epoxy, height of the substrate is h=1.6mm. Dielectric substrate and relative permittivity are =4.3, tanδ=0.02. Keywords: Dipole antenna, Microstrip patch antenna, Wideband antenna.Cite this Article: Sandeep Barua, Combination …
Published in International Journal of Microwave Engineering and Technology · Vol. 5, Issue 2, 2019 · pp. 8–12 Read article
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A Close-Packed Tri-Band Multi- Input Multi- Output Antenna System With DGS
Abstract: ABSTRACTIn this manuscript, A Close-packed tri-band multi input multi output antenna system with defective Ground structure for Electronic countermeasure application is proposed. Two monopoles are placed on the one end of the PCB and spaced 10mm apart. Near field of two identical monopoles creates mutual coupling that is reduced by placing metal strip (2x19) mm2 on the ground plane. The Projected Wang-formed DGS (Defective Ground Structure) of size (20x16) mm2 …
Published in International Journal of Microwave Engineering and Technology · Vol. 5, Issue 2, 2019 · pp. 1–7 Read article
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Dual Band Integrated Elliptical Slot Microstrip Patch Antenna for RF Energy Harvesting
Abstract: ABSTRACTIn this paper, a dual band microstrip patch antenna is designed for Radio Frequency Energy Harvesting (RFEH) applications. The proposed antenna covers signals from 2300 MHz to 2400 MHz and 2450 MHz to 2550 MHz. The proposed dual band patch antenna is loaded on FR-4 lossy substrate with thickness of 1.6 mm. The elliptical circle and stubs are integrated on the radiating patch which is used for increasing the resonating …
Published in International Journal of Microwave Engineering and Technology · Vol. 5, Issue 2, 2019 · pp. 13–20 Read article
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Design and Analysis of Microstrip Filtenna for 2.4 GHz Applications and Measurement of SAR over Human Head Model
Abstract: ABSTRACTMultifunctional ability of modern devices leads to wideband frequency characteristics. A microstrip antenna is a considerable narrowband antenna and a method to increase its bandwidth as well as adding filtering property is studied. In this study models are developed for 2.4 GHz band applications using filtering antenna concept that increases the bandwidth of the antenna and allows it to work as a filter to improve its frequency selectivity. In the …
Published in International Journal of Microwave Engineering and Technology · Vol. 5, Issue 2, 2019 · pp. 30–42 Read article
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Power Amplification based on Bulk-Drive
Abstract: ABSTRACTThis paper presents a fully integrated, low transmit-power and high-efficiency power amplifier (PA) for low-power transmitters such as wireless sensor networks (WSN). Power Amplification is a major problem in power system network all over the world, which is illegal and should be strictly prohibited, it is highly impossible due to the linear relation between Voltage and Current. Power amplification can be defined as the amplification of the electrical power without …
Published in International Journal of Microwave Engineering and Technology · Vol. 5, Issue 2, 2019 · pp. 21–29 Read article
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Designing and Simulation of Dual Band Antenna using CPW Feeding
Abstract: ABSTRACTA dual-band antenna is proposed in this paper based on a coplanar waveguide feeding technique. This proposed antenna has 70 MHz and 426 MHz maximum bandwidth and they radiate at 1.5 and 2.56 GHz. Maximum return loss and average gain is -40 dBi and 3.0 dBi. A proposed monopole antenna is a combination of slotted rectangular and triangular-shaped structures. A 90-degree inclined T shaped stub was used to provide upper …
Published in International Journal of Microwave Engineering and Technology · Vol. 6, Issue 1, 2020 · pp. 7–13 Read article
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A Wide Band and High Bandwidth Microstrip Patch Antenna for WLAN Applications
Abstract: ABSTRACTThe patch antenna is one of the most important and usually type of RF antenna. It is widely used on its own, and it is also incorporated into lots of different RF antenna layout where it forms the driven elements for the antenna. In this paper, an attempt has been made to analyse a proposed broad band and high band width microstrip patch antenna for WLAN applications. The proposed antenna …
Published in International Journal of Microwave Engineering and Technology · Vol. 6, Issue 1, 2020 · pp. 14–17 Read article
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Survey of Designing Techniques to Design Dipole Antenna
Abstract: ABSTRACTIn this review paper, the author has shown a comparison of various techniques available to a dipole antenna. A dipole antenna is generally used in modern communication devices. The study of the literature of the past few years shows that the leading work on the dipole antenna is focused on designing a compact-sized broadband dipole antenna. The author investigated various research papers published to design such a kind of antenna …
Published in International Journal of Microwave Engineering and Technology · Vol. 6, Issue 1, 2020 · pp. 1–6 Read article
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Gain Enhancement with Microstrip Patch Antenna Array and Slot
Abstract: ABSTRACTIn this study, a microstrip fed patch antenna array for application in the ISM band was implemented using the HFSS software. A slot antenna array was designed with the purpose of gain enhancement as well as reduction of return loss. There is some fluctuations from the desired design frequency due to some designing error and some imperfection in the impedance matching at the feeding point which can be further be …
Published in International Journal of Microwave Engineering and Technology · Vol. 6, Issue 1, 2020 · pp. 18–26 Read article
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Arduino Based Traffic Light Control System Using NRF Module
Abstract: ABSTRACTTraffic congestion is a major problem for any contemporary major city. Transportation systems are heavily burdened due to traffic congestion. A major impact of slow moving traffic is the danger posed to critical vehicles like an ambulance as it can cause loss of human capital to any country. A possible solution is to automate the traffic signal controlling mechanism by allowing real time monitoring. Such an approach is expected to …
Published in International Journal of Microwave Engineering and Technology · Vol. 6, Issue 1, 2020 · pp. 27–31 Read article
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A Microstrip Rat-Race Coupler for Narrow-Band Operation in the X-Band
Abstract: This paper proposes, designs, describes, analyses, and simulates a novel microstrip rat-race coupler for narrow-band operations in the X-band (8 GHz to 12 GHz), namely the 9.5 GHz to 10.3 GHz sub-band. This proposed four-port passive microwave device was realized utilizing microstrip technology with pure copper (lossy) being used as a metal in the conducting layers (transmission and ground plates) and Rogers TMM6 (lossy) being used in the dielectric layer. …
Published in International Journal of Microwave Engineering and Technology · Vol. 7, Issue 1, 2021 · pp. 18–22 Read article
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An Investigation on Performance Analysis of PV Inverters with Modified MPPT Technique and LUO Converter
Abstract: A rapid growth in technology has increased the demand for power. Hence to overcome the upgrowing power demand, solar energy system comes into existence. But, the power acquired from PV is very low. Hence to satisfy the desires of high voltage applications, many traditional DC/DC converters are originated. In this proposed work, ahigh gain Luo converter is employed to increase the voltage level of the PV system.
Published in International Journal of Microwave Engineering and Technology · Vol. 7, Issue 2, 2021 · pp. 8–19 Read article
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Pollution Free Personal Transport System: Electric Scooters
Abstract: AbstractIndia is the world's second-largest producer and manufacturer of two-wheelers. In recent years, the electric two-wheeler scooter business has experienced tremendous expansion. With the invention of fuel-efficient technologies, the vehicle industry was forever changed. It is not petrol or diesel or any other fuel, but it is electricity that has initiated a revolution in two-wheeler industry in India. The electric two wheelers industry not only developed in India but in …
Published in International Journal of Microwave Engineering and Technology · Vol. 7, Issue 2, 2021 · pp. 20–25 Read article
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OFDM Technique for Efficient Image Transmission over Fading Channels for Different Modulation Schemes
Abstract: We propose an OFDM coding scheme for image transmission over wireless fading channels in this paper. OFDM is a digital data modulation technique that splits a single data stream into numerous sub-streams for transmission over multiple channels. We examine the MSE vs SNR of OFDM signals in multipath slowly fading channels in detail. The proposed system uses a rate control algorithm for image coding and an adaptive modulation OFDM system …
Published in International Journal of Microwave Engineering and Technology · Vol. 8, Issue 1, 2022 · pp. 8–13 Read article
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Breast Tumor Classification Using Machine Learning Algorithm
Abstract: Breast cancer is characterized by genetic mutations, periodic pain, changes in the length, color (redness) and texture of the breast skin. The categories of most types of breast cancer led the pathologist to a systematic and objective prognostic analysis. In general, the most common category is binary (benign/malignant). Today, Learning Gadget (ML) strategies are widely used in breast cancer classification problems. Offers extreme accuracy and powerful diagnostic technology. It kills …
Published in International Journal of Microwave Engineering and Technology · Vol. 8, Issue 1, 2022 · pp. 35–40 Read article