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418 articles for “Wireless System”
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Hybrid Polymer Nanocomposites with Enhanced Dielectric and Optical Properties for Wireless Communication Systems
Abstract: The incorporation of nanofillers into polymer matrices offers a promising approach to enhancing the multifunctional properties of composite materials. This study examines the effect of nanofiller concentration on the dielectric performance, mechanical strength, thermal stability, optical absorbance, and electromagnetic interference (EMI) shielding effectiveness of polyvinylidene fluoride (PVDF)-based nanocomposites. Titanium dioxide (TiO₂) and zinc oxide (ZnO) nanofillers were incorporated at varying concentrations to assess their influence on material properties. EMI shielding …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 518–549 Read article
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The Study on Energy-Efficient Context-Aware Architecture for Wired or Wireless Communication System
Abstract: The ever-increasing technical developments in the engineering of embedded systems, along with The proliferation of small sensor design and implementation has allowed mobile devices (e.g. Smartphones) understand everyday human acts, events and experiences. Consequently, inferring a wide spectrum of mobile application user-based behaviours from a very diverse background gathered from a collection of sensory measurements has attracted a great deal of attention in the field of ubiquitous sensing science. The …
Published in Journal of VLSI Design Tools and Technology · Vol. 10, Issue 3, 2020 · pp. 1–8 Read article
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Analytical Performance Evaluation of Coherent Detection Optical Receiver over Direct Detection in OFDM Wireless Optical Communication System under Turbulent Condition
Abstract: AbstractWireless Optical (WO) communication networks have the ability to have high-speed and robust access. WO communication network output can be greatly affected by ambient conditions. Atmospheric turbulence is among the facts about the atmosphere which can reduce the reliability underneath clear sky. Earlier, orthogonal frequency division multiplexing (OFDM) in WO is reported for the design of a high-performance communication channel for the atmospheric network. Selecting a proper detection scheme in …
Published in Trends in Opto-electro & Optical Communication · Vol. 10, Issue 1, 2020 · pp. 14–23 Read article
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ML-Driven Optimization Framework for the Analysis, Design, and Development of Efficient Wireless Power Transfer Systems for EV Charging
Abstract: The fast uptake of electric vehicles (EVs) has heightened the necessity of effective, dependable and convenient charging systems. The Wireless Power Transfer (WPT) systems can be taken as a potential solution as they allow charging cells without contact, without any risks, and without any overcrowding; the efficiency of the system is strongly influenced by the alignment of coils, the fluctuations of air-gaps, the conditions of the loads, and geometrical arrangements …
Published in International Journal of Manufacturing and Production Engineering · Vol. 4, Issue 1, 2026 · pp. 1–9 Read article
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Threats and Attacks on WirelessHART Network in Industrial Control Systems
Abstract: The communication between two devices can be secure and maintain the integrity of the data in which the network protocol plays an important role in the same. Due to the different requirement in the industrial needs make difficult to maintain one standard which lead to the attacks like packet injection and denial-of-service. This paper describes the WirelessHART Protocol (Wireless Highway Addressable Remote Transducer Protocol) based vulnerabilities in order to perform …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 8, Issue 1, 2021 · pp. 33–41 Read article
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Self-Tuning Wireless Power Transfer System Using Reinforcement Learning for Dynamic Electric Vehicle Charging
Abstract: The rapid growth of electric vehicles (EVs) has intensified the demand for efficient, reliable, and user-friendly wireless power transfer (WPT) systems capable of supporting dynamic charging under varying operating conditions. This paper presents a self-tuning wireless power transfer system employing deep reinforcement learning (DRL) to optimize power transfer efficiency in real time. Unlike conventional WPT controllers that rely on fixed compensation parameters or predefined control rules, the proposed framework continuously …
Published in International Journal of Advanced Control and System Engineering · Vol. 4, Issue 2, 2026 Read article
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IoT Based Wireless Data Monitoring System with TFT LCD
Abstract: This study introduces the design, development, and implementation of an Internet of Things (IoT)-based wireless data monitoring system that utilizes a Thin-Film Transistor Liquid Crystal Display (TFT LCD) for real-time visualization. The system is engineered to collect, transmit, and display sensor data wirelessly, making it suitable for a range of practical applications such as industrial automation, healthcare monitoring, and environmental observation. The key goal of this work is to enhance …
Published in Journal of Artificial Intelligence Research & Advances · Vol. 12, Issue 3, 2025 · pp. 10–18 Read article
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Survey on Fractal Microstrip Antenna for Multiband 5G Application
Abstract: In the paper, a two-iteration fractal structure antenna—based on the advantages of fractal geometry and incorporating the principles of conventional microstrip antenna design and resonant coupling technique—is studied for third generation (3G), fourth generation (4G), fifth generation (5G), WLAN, and Bluetooth wireless applications. Antenna radiators were shown to have a fractal structure, much like a tree in the wild. The length of the radiator in a limited space can be …
Published in Journal of Microwave Engineering and Technologies · Vol. 10, Issue 3, 2023 · pp. 16–22 Read article
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Inter-satellite Optical Wireless Communication (IsOWC) System Design: A Study
Abstract: AbstractLaser communication links in space are attractive alternatives to present day microwave links. Space communication as employed in satellite to satellite link is traditionally performed using microwaves. High capacity inter-satellite communication crosslinks will permit more efficient and more reliable operation of future satellite systems. The mass, power consumption and size of optical transceiver module will be smaller than that of a microwave transceiver. On the other hand, inter-satellite communication is …
Published in Trends in Opto-electro & Optical Communication · Vol. 8, Issue 1, 2018 · pp. 20–24 Read article
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Performance Evaluation of Adaptive MIMO-OFDM System Model for Wireless Networks
Abstract: Enormous growth of wireless technologies and research trends in networking has developed many useful applications. Wireless networks with various protocols and standards are huge in demand because of the expansion of internet of things (IoT). All wireless networks demand for high data rate, low energy consumption, higher throughput, more reliability, better quality of services (QoS) and quality of information (QoI). This paper presents multiple in multiple out (MIMO) orthogonal frequency …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 4, Issue 1, 2017 · pp. 17–23 Read article
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Smart Wireless Door Lock System based on GSM Technology
Abstract: AbstractThe project idea was to build a knock detecting door lock which can identify the specific knocking pattern and unlock the door if the pattern is correct. This door locking system provides much security than systems which are currently using. When there are many users who use the door, problems may occur because there is only one key to open the door. But here in this door locking system this …
Published in Recent Trends in Sensor Research & Technology · Vol. 7, Issue 1, 2020 · pp. 10–15 Read article
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Wireless Solar Charging Systems for Electric Vehicles: Technology, Design, and Implementation Challenges
Abstract: Higher standards for the ease, safety, and dependability of electric vehicle (EV) charging have been proposed in recent years due to the new energy sector's electrical vehicle (EV) rapid development. Inductive coupling is used for wireless power charging. Both stationary and dynamic situations can be used for inductive coupling. Low energy loss and reduced demands on the primary circuit are achieved by rearranging the transformer and changing the high frequency. …
Published in International Journal of Radio Frequency Innovations · Vol. 2, Issue 2, 2024 · pp. 1–8 Read article
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Review on Optimization of Wireless Optical Communication System
Abstract: AbstractWireless optical communication [WOC] is a recently emerging field, which gives solution for the drawbacks of radio and microwave communication issues. Optical fiber communication has already developed and accepted by its high performance such as high data capacity, speed etc. But WOC experiences atmospheric turbulence problems and distant dependent path loss. And scintillation and aerosol particles (rain, haze, fog and drizzle) bring this major challenge for the WOC system by …
Published in Trends in Opto-electro & Optical Communication · Vol. 4, Issue 2, 2014 · pp. 9–19 Read article
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On Optimized Transmission by Trace Theory
Abstract: Abstract: The objective of this study is to design efficient wireless information system. The Trace based optimization technique is applied to achieve this goal. The linear programming-based formulation of the wireless environment is discussed. An analysis of this formulation is also presented in this research. The trace and average information are studied with respect to the time and space. Keywords: Wireless Information System, TraceCite this Article Vijayant Verma, Abhishek Badholia, …
Published in Recent Trends in Sensor Research & Technology · Vol. 6, Issue 1, 2019 · pp. 22–28 Read article
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Microstrip Patch Antenna for Dual Band Application
Abstract: AbstractThis paper presents a rectenna that is designed and simulated to power the wireless sensor systems at 3.12 GHz. The antenna substrate is designed with glass epoxy. The rectenna circuit has been simulated on the glass epoxy and RF-to-DC conversation is investigated for power level –5 dBm. The presented antenna has the impedance bandwidth of 58.34%, i.e. from 2.61 to 4.76 GHz with a gain of 2.67 dBi.Keywords: Rectenna, RF-to-DC, …
Published in Journal of Microwave Engineering and Technologies · Vol. 5, Issue 1, 2018 · pp. 25–28 Read article
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IoT-Based Smart Solar Wireless Electric Vehicle Charging System with Integrated Safety Monitoring
Abstract: The rapid development of Electric Vehicles (EVs) has given a boost to the need to provide an efficient, reliable, and sustainable Electric Vehicle Charging Station. Conventional Electric Vehicle Charging Systems use grid power as their primary source, which is generally non-renewable. This might reduce the advantages of electric vehicles for the environment. Moreover, conventional Electric Vehicle Charging Systems may put additional pressure on power distribution networks. This research suggests an …
Published in International Journal of Electrical Machine Analysis and Design · Vol. 4, Issue 2, 2026 Read article
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Automatic Bluetooth Controlled Shutter System Using Microcontroller and Mobile Application
Abstract: Automation has become an essential part of modern engineering system. Manual shutter systems used in shops, garages, and industries require physical effort and time. To overcome these limitations, wireless control systems using Bluetooth technology have been developed. Bluetooth-based automation systems allow communication between smartphones and embedded systems. These systems are widely used due to their low cost, low power consumption, and ease of integration. This paper focuses on designing a …
Published in International Journal of Electronics Automation · Vol. 4, Issue 2, 2026 Read article
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Analysis of M-MRC Receiver over Nakagami-m Fading Channels using Wireless Information and Power Transfer System
Abstract: AbstractThe expression for the performance of Outage probability and Average bit-error rate (ABER), have been presented in this paper, considering an arbitrary branch Maximal Ratio Combining (MRC) Receiver, over Nakagami-m Fading Channels using simultaneous wireless information and power transfer (SWIPT). For the SWIPT system, a Power splitter (PS) at the receiver side has been employed, which splits the received signal into the information transmitter and the energy harvesting parts. A …
Published in Journal of Communication Engineering & Systems · Vol. 9, Issue 1, 2019 · pp. 49–54 Read article
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BER Performance Comparison of Coded Communication Systems under Different Turbulence Coditions of Free Space Optical Channel
Abstract: AbstractThe congestion and the limitations on bandwidths of the radio spectrum have posed a constraint for the growth of radio wireless systems. Wireless optical communication, also known as free space optical communication (FSO), is believed to be a long-term option for many wireless communication applications. Atmospheric turbulence is generally considered to be multiplicative noise source that reduces the capability of receiver to estimate the information contained in the modulated optical …
Published in Trends in Opto-electro & Optical Communication · Vol. 4, Issue 1, 2014 · pp. 1–6 Read article
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Wireless Weather Monitoring and Reporting System Powered by Renewable Energy and the Internet of Things
Abstract: This work demonstrates an autonomous, renewable energy-powered weather monitoring system. A NodeMCU microcontroller that uses Wi-Fi to transmit data to the internet and a weather station that detects temperature, humidity, and air pressure make up the system. The system is run by a solar panel that charges a rechargeable battery, making it possible for it to function even in places without access to an electrical grid. The IoT platform ThingSpeak, …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 14, Issue 1, 2024 · pp. 1–12 Read article