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177 articles for “Wide Band”
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Trans Multiplexer as a Bliss to SATCOM System
Abstract: The paper describes the importance and application of trans multiplexer (TMUX) in satellite communication system. Nowadays, the communication system is completely based on multi user system. Generally, cellular communication can be done with a fixed frequency bands which is narrow band system where as satellite communication is based on wide band system, where different standards can be used simultaneously. In this paper, the overall idea of how signal processing is …
Published in Current Trends in Signal Processing · Vol. 7, Issue 1, 2017 · pp. 42–46 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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Synthesis and Functional Group Analysis of Solution Processed Zinc Oxide Thin Film Grown on Polyethylene Terephthalate
Abstract: Flexible electronics field is growing every day. Existing technology is facing issues like brittleness, toxicity, inadequacy. Fabrication cost increases in processing of such materials. In this work, zinc oxide nanoparticles synthesized by solution processing technique were used to grow 120nm thick thin film (TF) on Polyethylene terephthalate (PET). This method reduces the processing cost and Zinc Oxide (ZnO) is cheaper and abundant in comparison to other semiconductors option. Material was …
Published in Journal of Polymer & Composites · Vol. 12, Issue 3, 2024 · pp. 56–66 Read article
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Deteriorated Square Microstrip Patch Antenna
Abstract: This paper contains microstrip patch antenna designed by way of coaxial feed technique. The antenna is mainly intended to be used for WiMAX middle band (3.25-3.85 GHz) wireless applications. The result shows that wide bandwidth of 68.46% is obtained covering the frequency range from 2.32 to 4.73 GHz. The characteristics of the designed structure are investigated by using MoM based on electromagnetic solver, IE3d. In the end, an extensive analysis …
Published in Recent Trends in Sensor Research & Technology · Vol. 4, Issue 1, 2017 · pp. 13–17 Read article
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2.9 GHz Plus Slotted Square Microstrip Patch Antenna
Abstract: This paper contains microstrip patch antenna designed by way of coaxial feed technique. The antenna is mainly intended to be used for WiMAX middle band (3.25–3.85 GHz) wireless applications. The result shows that wide bandwidth of 68.46% is obtained covering the frequency range from 2.32 to 4.73 GHz. The characteristics of the designed structure are investigated by using MoM based on electromagnetic solver, IE3d. In the end, an extensive analysis …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 3, Issue 3, 2016 · pp. 16–20 Read article
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Effect of Notching on the Return loss of T-shaped Microstrip Patch Antenna for Wireless Communication System
Abstract: AbstractWith the loading of a pair of notches, a T-shaped slot and a pair of rectangular slots, novel bandwidth enhancement of microstrip antenna is demonstrated. The design is fed through a single coaxial probe. The proposed antenna is a modification of a simple T-shaped antenna which provides good radiating characteristics with enhanced bandwidth. The proposed antenna covers the S band and is used for many wireless applications. The proposed antenna …
Published in Trends in Opto-electro & Optical Communication · Vol. 7, Issue 2, 2017 · pp. 7–11 Read article
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HFSS-Based Helix Antenna Design Optimization and Simulation
Abstract: This project uses HFSS (High-Frequency Structure Simulator) to simulate, develop, and analyze the performance of a helix antenna for (a particular purpose, such as broadband wireless or satellite communication). Because of their distinctive structural characteristics, helix antennas are well-suited for a variety of high-frequency applications by balancing compactness, high gain, and wide bandwidth. In this work, we parametrically analyze important design parameters including pitch, radius, number of turns, and wire …
Published in Recent Trends in Sensor Research & Technology · Vol. 12, Issue 1, 2025 · pp. 29–35 Read article
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Characterization of Dielectric Resonator Antenna (DRA) for Broadband Applications: An Overview
Abstract: This article presents a brief review on realization techniques of broadband spectrum using Dielectric Resonators (DRs). Dielectric materials have attractive features in millimeter (mm) wave regions. In this article, attention has been focused on broadband design techniques using DRAs. The dielectric resonators possessing multi-resonant frequencies have been used for the purpose. These multi-resonant frequencies could be merged together to produce the required broadband spectrum. The primary goal of this review …
Published in Journal of Electronic Design Technology · Vol. 3, Issue 1-3, 2012 · pp. 6–14 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 · Vol. 11, Issue 4, 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 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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Optimization of Microstrip Antenna for WLAN and WiMax Lower Band Applications
Abstract: In this article, novel antennas are investigated for WLAN (2.40–2.48 GHz) and WiMax lower band (2.495–2.695 GHz) applications. In this paper, two designs are proposed having the same patch length 29.4 mm, width 38 mm, dielectric constant 4.4 and substrate thickness of 1.6 mm. Simulated results of each proposed antenna such as bandwidth, return loss, VSWR and smith chart is presented. The proposed antennas are simulated with the help of …
Published in Journal of Microwave Engineering and Technologies · Vol. 3, Issue 2, 2016 · pp. 19–24 Read article
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Impact of Semiconductor Material Properties on Device Behavior and Circuit Performance: A Comprehensive Review
Abstract: Semiconductor materials play a fundamental role in determining the performance, efficiency, and reliability of modern electronic devices and circuits. This review presents a comprehensive analysis of how intrinsic and engineered material properties influence device behavior and overall circuit functionality. Key parameters such as bandgap energy, carrier mobility, thermal conductivity, and defect density are examined to understand their direct impact on switching speed, power consumption, and operational stability. The paper explores …
Published in Journal of Semiconductor Devices and Circuits · Vol. 13, Issue 1, 2026 · pp. 19–26 Read article
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Analysis of N-Slot Loaded Patch Antenna for Tripple Band Operation
Abstract: ABSTRACT In this paper, the analysis of N-slot loaded microstrip antenna having single and double dielectric layer with coaxial feeding is presented using circuit model analysis. The antenna gives triple resonance and the separation between these resonances depends on the dimension of the slot. This antenna gives wide bandwidth for all three resonant frequencies for single dielectric and gives four bandwidths for double dielectric layer. It is observed that the …
Published in Journal of Communication Engineering & Systems · Vol. 2, Issue 3, 2012 · pp. 11–19 Read article
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A Slotted Fabric Antenna for Broad Band Application
Abstract: This article is presented a compact slotted textile patch antenna for broadband applications. The presented antenna is designed on textile substrate with dielectric constant of 1.7 and the anticipated antenna is compact size. It has been simulated using CST too and measurement is done with network analyzer. It covers a bandwidth of 6.45 GHz extending from 2.85 GHz to 9.30 GHz. It has maximum directivity of 2.932 dBi. The measured …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 4, Issue 2, 2017 · pp. 10–14 Read article
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High Efficient Broad Band Microstrip Patch Antenna
Abstract: In this article, an innovative design is proposed to develop a horizontally polarized microstrip patch antennas for WLAN applications. In this paper plus shape microstrip antenna is proposed with patch length 29.4 mm, width 38 mm, dielectric constant 4.4 and substrate thickness of 1.6 mm. Simulated results of proposed antenna such as; bandwidth, return loss, Voltage Standing Wave Ratio (VSWR) and smith chart is presented. The proposed antenna is simulated …
Published in Journal of Advancements in Robotics · Vol. 3, Issue 1, 2016 · pp. 13–17 Read article
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INVESTIGATION OF MICROSTRIP BANDPASS FILTER FOR S-BAND APPLICATION
Abstract: Abstract— Microstrip bandpass filter is presented in this paper for S-band application. The filter employs the microstrip line with port matching topology and plane ground to operate in S-band frequency range. CST Microwave Studio simulator is used for simulation and Rohde & Schwarz Vector Network Analyzer is used for measurement. Filter has size of 120 mm x20 mm and fabricated using low cost FR-4 substrate of 1.6 mm thickness and …
Published in Current Trends in Signal Processing · Vol. 8, Issue 1, 2018 · pp. 28–32 Read article
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A Compact Spiral Shape Microstrip Path Antenna
Abstract: Abstract In this article, novel design is proposed to develop a microstrip patch antenna for 1.70–2.60 GHz frequency with bandwidth 41.8%. In this paper, the design of proposed antenna has the dimensions 37.8×46.0 mm, dielectric constant 4.4 and substrate thickness of 1.6 mm. The simulated result of proposed antenna such as bandwidth, return loss and smith chart is presented. The proposed antenna is simulated with the help of IE3D simulator …
Published in Journal of Microwave Engineering and Technologies · Vol. 3, Issue 3, 2016 · pp. 13–18 Read article
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Performance Analysis of FFT-OFDM and DWT-OFDM and Its Implementation
Abstract: Orthogonal frequency division multiplexing (OFDM) is a unique scheme of multicarrier transmission where a single data stream is transmitted over a number of lower rate subcarriers. OFDM is a promising technology for good bandwidth efficiency. Recently, a worldwide convergence has occurred for the use of OFDM as an emerging technology such as Wi-Max, IEEE802.11a, 4th generation long term evolutionary (LTE), DVB etc., have adopted the OFDM technology as a mean …
Published in Recent Trends in Electronics Communication Systems · Vol. 3, Issue 1, 2016 · pp. 1–8 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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Advances and Challenges in the Development of High-performance Silicon Carbide (SiC) Power Devices
Abstract: Due to its distinct features, silicon carbide (SiC), a wide-bandgap semiconductor material, has attracted a lot of attention lately. SiC has superior electrical characteristics compared to silicon, making it an attractive material for high-performance power electronic devices. SiC-based devices can operate at higher temperatures, higher voltages, and higher switching frequencies, which can result in increased power density and efficiency. Recent advances in SiC device technology have led to the development …
Published in Journal of Semiconductor Devices and Circuits · Vol. 9, Issue 3, 2022 · pp. 15–20 Read article