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263 articles for “wireless communication system”
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A Review on Energy Efficiency Challenges and Techniques for EE in 5G Network
Abstract: AbstractThis paper includes the survey of Energy Efficiency challenges and need in 5G network and D2D technique to improve energy efficiency without comprising the user experience. Improving the energy efficiency is important part while designing a network. The cellular systems must be energy efficient, especially in mobile communication which has made the battery constraint a major issue. This has motivated optimization of energy for the use of mobile devices. Mobile …
Published in Journal of Microwave Engineering and Technologies · Vol. 7, Issue 2, 2020 · pp. 21–29 Read article
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Ubiquitous Computing –Remote Patients Healthcare Devices using Wireless Technology
Abstract: ABSTRACTThe evolving concepts of pervasive computing, ubiquitous computing and ambient intelligence are increasingly influencing health care. The goal of this paper is to monitor the remote patient’s health status and provide asecure healthcare system using GSM technology with the help of wearable computers .To achieve this vision, several technological issues have to be solved: (i) Body sensors to monitor vital functions like ECG, BP andBody Temperature have to be developed; …
Published in Journal of Computer Technology & Applications · Vol. 3, Issue 2, 2012 · pp. 35–41 Read article
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5G and up to 6G
Abstract: The 5th generation of mobile networks is called 5G, and the next generation, 6G is expected to arrive soon. With the promise of faster speeds, less latency, and increased connectivity, 5G technology has revolutionized mobile communications. However, the 6G vision is already taking shape as the need for high-performance networks keeps increasing. By offering ultra-high-speed communication, smooth artificial intelligence (AI) integration, extensive Internet of Things (IoT) connectivity, and support for …
Published in International Journal of Wireless Security and Networks · Vol. 3, Issue 2, 2025 · pp. 01–06 Read article
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ABER of Transmit Antenna Selection with Maximal Ratio Combinining-MIMO System over Nakagami-m Fading Channels
Abstract: AbstractThis paper presents the average bit error rate (ABER) of a multiuser, multiple input and multiple output (MIMO) wireless system. Transmit antenna selection at the base station and maximal ratio combining at the receiver is considered for downlink transmission. For coherent and noncoherent modulation schemes, ABER performance of the system is analyzed. The closed form expressions have been derived for ABER considering Nakagami-m fading channels. The effects of fading parameter …
Published in Journal of Communication Engineering & Systems · Vol. 9, Issue 1, 2019 · pp. 43–48 Read article
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Performance Analysis of DWT Based OFDM System using SRRC Filter in Mobile Wimax over Fading Environment
Abstract: AbstractWavelets amid its capability to provide simultaneous information in both time and frequency domain, along with minimization of interference and improved bandwidth efficiency, is considered broadly as an efficient approach to replace fast Fourier transform (FFT) in the conventional orthogonal frequency division multiplexing (OFDM) systems. Efficient filter pulses are employed spectrally in such systems in order to mitigate the effect of inter-symbol interference (ISI) as well as satisfy the bandwidth …
Published in Journal of Communication Engineering & Systems · Vol. 7, Issue 1, 2017 · pp. 1–10 Read article
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Advancements in Fibre Optic Communication: Revolutionizing High-Speed Digital Connectivity
Abstract: Fibre-optic communication is a form of optical communication for transmitting information from one place to another by sending pulses of infrared or visible light through an optical fibre. By allowing high-speed, high-capacity data transfer over great distances with minimum signal loss, fibre optical communication has transformed the sector of telecommunications. The basic ideas of fibre optics, including light propagation through optical fibres, important components like transmitters, receivers, and optical amplifiers, …
Published in Trends in Opto-electro & Optical Communication · Vol. 15, Issue 3, 2025 · pp. 1–6 Read article
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The Future of Domestic Convenience: An In-depth Review of IoT-enabled Smart Home Technologies
Abstract: This paper explores a design for a smartphone-controlled smart home automation circuit built around the ESP8266 microcontroller. The ESP8266, known for its Wi-Fi connectivity, is the heart of the circuit, enabling communication with a cloud platform and receiving user commands from a mobile application. Based on user commands received through the app, the ESP8266 triggers relays to control appliances like lights and fans. This design offers a cost-effective and customizable …
Published in Trends in Electrical Engineering · Vol. 14, Issue 2, 2024 · pp. 39–50 Read article
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Design of a SmartMesh IP Network with Wireless Motes and GUI Control
Abstract: SmartMesh IP is an innovative way to connect smart devices with advanced network management and comprehensive security features. SmartMesh IP delivers reliable, scalable, and energy efficient wireless sensor connectivity. In recent years, SmartMesh IP has become the industry’s most energy- efficient wireless mesh sensing technology even in harsh and dynamically changing radio frequency (RF) environments. This paper proposes a SmartMesh IP network system that consists of a network manager and …
Published in Journal of Microcontroller Engineering and Applications Read article
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Smart Helmet for Safely Drive using Arduino
Abstract: AbstractNow a days we have seen many road accident and drunken driving cases in our day to day life, especially for two wheelers riders. And the main reason behind this is not wearing helmet. So, to avoid these accidents a helmet is designed which consists of alcohol detection, accident identification, location tracking, and use as a hands free device, fall detection. This project is undertaken to ensure road safety among …
Published in Recent Trends in Electronics Communication Systems · Vol. 7, Issue 2, 2020 · pp. 22–28 Read article
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Exploring Polymer Substrates for CBSIW Antennas: Paper and Denim for Enhanced Gain and Bandwidth
Abstract: This paper presents a novel approach to antenna design by leveraging the unique properties of paper and Denim materials, both of which are polymers. This research underscores the potential of unconventional polymer materials like paper and jeans in antenna design, offering new avenues for the development of lightweight, flexible, and cost-effective communication devices for diverse wireless applications. The study focuses on the design and analysis of non-conventional substrate-based Circular Backed …
Published in Journal of Polymer & Composites · Vol. 12, Issue 3, 2024 · pp. 64–80 Read article
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Optimized Companding Technique using Firefly Algorithm for PAPR Reduction in OFDM System
Abstract: AbstractThe current trends in wireless industry are based on multi-carrier transmission technique such as Orthogonal Frequency Division Multiplexing (OFDM) which provides high data rates and is highly immune to frequency selective fading. However, OFDM is handicapped with a major problem of high peak-to-average power ratio (PAPR), which gives rise to non-linear distortion, inter-symbol interference and out-of-band radiation. Several PAPR reduction techniques have been devised over the last few decades in …
Published in Journal of Communication Engineering & Systems · Vol. 5, Issue 2, 2015 · pp. 8–14 Read article
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Design and Fabrication of IoT Based Robot for Assistance in Rescue Operations in Flood
Abstract: Floods are one of the most common natural disasters that can sometime become extremely difficult to control. Rising sea levels, climate change and dependency on river basins or coastlines will increase frequency and probability of flooding in many regions of economic activity worldwide in coming decades. Existing rescue operations risks life’s of rescuers and doesn’t provide quick response. In the face of increasing frequency and intensity of flood-related disasters, the …
Published in Journal of Mechatronics and Automation · Vol. 10, Issue 3, 2023 · pp. 8–20 Read article
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Compact Autonomous Multipurpose IoT BOT
Abstract: AbstractInternet of things (IoT) is widely used in interconnection of physical and other embedded devices, which enables the objects to exchange data. Robotics is the technology which is used to carry out complex series of actions either automatically or command based, guided by an embedded system within it. The proposed work is an integration of IoT with robotics for home automation. First, when the user enters into the house, robot …
Published in Journal of Instrumentation Technology & Innovations · Vol. 8, Issue 1, 2018 · pp. 27–33 Read article
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Review of IoT Based Smart Housekeeping Robot
Abstract: AbstractThis project has reviewed and implemented an internet of things (IoT) based indoor mobile robot. The robot is used for the housekeeping service through wireless fidelity (Wi-Fi) and called as “smart housekeeper”. The aim of the project is to implement IoT technology for housekeeping robot working as smart. The robot is equipped with wheel structure, camera holding structure and arm lifting machinery. It applies ATmega32 as the main controller and …
Published in Recent Trends in Electronics Communication Systems · Vol. 5, Issue 1, 2018 · pp. 1–6 Read article
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Improved Performance Using Cluster Based Routing Methods for Wireless Sensor Network
Abstract: Clustering technique in (WSN) wireless sensor networks is skilled planning in order to efficiently handle the sensor network (nexus). LEACH, is in general, used as clustering protocol contained by CH, and also their source nodes which are attached, are irregularly transformed so as to permit effective balance. However, involvement of LEACH so that all source nodes promote their knowledgeable information directly to cluster heads which are connected, influence the energy …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 4, Issue 3, 2017 · pp. 5–11 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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An Energy Efficient Routing Algorithm for FiWi Access Network
Abstract: AbstractFiber wireless access network is a promising access network due to the provision of higher bandwidth, flexibility, and ubiquity. One of the main challenges for a FiWi access network is to minimize energy consumption. In this network, there are many concerns like ONU placement, ONU sleep mechanisms, power saving mechanisms, etc., which are accountable for achieving energy efficiency. Routing is another aspect at the front end of the network, which …
Published in Journal of Communication Engineering & Systems · Vol. 7, Issue 2, 2017 · pp. 1–13 Read article
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Black Hole Attack in MANET
Abstract: AbstractWireless network in today’s era is increasing day by day, with the rising need of wireless connectivity the threat of attack on the Mobile Ad-hoc Network (MANET) is also increasing. MANET Routing protocols suffer from different kind of attacks on all the layers of protocol stack. One of such attack which occurs at network layer is Black Hole Attack [1]. Black hole attack is one of the security issues in …
Published in Journal of Communication Engineering & Systems · Vol. 7, Issue 1, 2017 · pp. 29–31 Read article
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Phase Noise Reduction in WLAN by Applying Wavelet Packet Multiplexing
Abstract: The IEEE 802.11 standards for wireless Local Area Networks (LANs) commercialized as Wi-Fi are deployed in office and home environments. These systems provide data rates up to 1300 Mbps at 5 GHz and 400 Mbps at 2.4 GHz with physical layer based on OFDM and MIMOOFDM. Traditionally, multiplexing in OFDM is realized using static orthogonal waveforms derived from Fourier transforms. The decoding of the data at receiver is based on …
Published in Journal of Communication Engineering & Systems · Vol. 7, Issue 3, 2017 · pp. 8–15 Read article
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Machine Learning–Guided Cognitive RF System with Dynamic FFT Resolution and Multiplier Reconfiguration for Adaptive Anti-Jamming Communication
Abstract: This paper presents a hierarchical adaptive RF communication system that integrates signal quality-based pre- processing with machine learning-driven signal classification to achieve robust and resource-efficient operation in dynamic, interference-prone environments. Unlike prior art that addresses adaptive RF, ML classification, or anti-jamming individually, this work uniquely combines real-time SNR/RSSI-based signal strength estimation with dynamic FFT size selection (64-, 256- , or 512-point) and arithmetic-level multiplier reconfiguration (CORDIC, Distributed Arithmetic, and hybrid …
Published in International Journal of Radio Frequency Innovations · Vol. 4, Issue 1, 2026 Read article