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1999 articles for “Abstractive” (ranking capped at the first 2,000 matches — narrow the search to see the rest)
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Co-planar Waveguide Circular Ring Microstrip Patch Antenna for WLAN Applications
Abstract: AbstractA printed circular microstrip patch antenna with a four rectangular shape strip and co planar rectangular ground plane has been proposed. Four rectangles of dimensions 4.8mm x3mm are arranged in such a manner to achieve both the WLAN frequency band. The bandwidths of 341MHz and 414MHz are achieved having a resonant frequency of 2.37GHz and 5.45GHz respectively. This antenna is printed on the glass epoxy (FR4 lossy) of dielectric substrate …
Published in Journal of Communication Engineering & Systems · Vol. 6, Issue 3, 2016 · pp. 1–6 Read article
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A Study on Wireless Sensor Network Deployment and Lifetime Maximization of Wireless Sensor Nodes in Natural Gas Pipeline Monitoring System
Abstract: AbstractLeakage in Natural Gas Pipeline is a very common problem that may lead to economic losses, environmental hazards and pollution. Therefore, the maintenance and security monitoring of the natural gas pipeline has remained a big concern for many years. In the recent times, implementation of Wireless Sensor Networks (WSNs) has become very popular. This is due to the low cost and sustainability of WSNs. Since, the implementation of WSNs in …
Published in Journal of Communication Engineering & Systems · Vol. 6, Issue 3, 2016 · pp. 7–16 Read article
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LIS Education Research in India
Abstract: AbstractLibraries and Information Centres (LICs) play a vital role in the socio-economic development of a nation. The accelerated growth in research and developmental activities in sciences and technology and also in the fields of social sciences and humanities contributed to a phenomenal growth in the universe of subjects resulting in information explosion and interdisciplinary approach to research during the second half of the 20th century. These developments generated new demands …
Published in Journal of Communication Engineering & Systems · Vol. 6, Issue 3, 2016 · pp. 17–27 Read article
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Human Tracking and Positioning in Semi Outdoor Area using Ultra Sound Positioning System
Abstract: AbstractIn this thesis, we introduced the indoor and semi outdoor location determination problem. The localization accuracy metrics are the mean error per pixel and the room averaged mean error. We have tried to assess the accuracy of the algorithm, as the location and the number of BSs varies, path loss exponent n value changes. By measuring RSS and mean error of our proposed system, it is concluded that the number …
Published in Journal of Communication Engineering & Systems · Vol. 6, Issue 3, 2016 · pp. 23–31 Read article
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Voice over Wi-Fi Employing SIP (Session Initiation Protocol)
Abstract: AbstractIn the recent years, VoIP and SIP based calling has been emerging as a new innovation and a master technology in reducing all over cost of communication and secure calling among various MNCs and other management based calling centres. Voice over Wi-Fi (VoWi-Fi) emerged after voice over IP (VoIP) and manifests to be a useful technology. It acts as a substitute to usual coaxial cable phone system. The purpose of …
Published in Journal of Communication Engineering & Systems · Vol. 6, Issue 3, 2016 · pp. 32–34 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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Comprehensive Security Analysis of Federated Identity Management
Abstract: AbstractAnalyzing the security of FIdM is a challenging task, on one hand due to the various modes and options that the protocols provide, and on the other hand due to the inherent complexity of the web. A thorough understanding of the security vulnerabilities is required to remodel a stable and secure authentication system. In this paper the challenges and requirements of securing the exchange of information between enterprises have been …
Published in Journal of Communication Engineering & Systems · Vol. 7, Issue 1, 2017 · pp. 11–16 Read article
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Improved Performance by Using k-means Clustering in Vehicular Ad Hoc Network
Abstract: AbstractVANETs are formed by applying the principles of MANETs, in which all node, i.e., vehicles can pursue traffic law with high speed. VANETs support two types of communication: vehicle - to- vehicle (V2V) and vehicle to-infrastructure (V2I). Vehicles communicate to RSU for the exchange of keys for the security purpose and RSU communicate to Authentication Server (AS) for the formation of secret keys. But in existing work they perform nonsymmetric …
Published in Journal of Communication Engineering & Systems · Vol. 7, Issue 1, 2017 · pp. 17–24 Read article
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Automatic Street Lamp
Abstract: AbstractIn modern era, conservation of energy is very important. It is even vital to reduce human efforts by making systems automatic and it also reduces cost of human labour. Automatic street lamp consists of main components like relay, transformer etc. Conservation of nonrenewable energy (electricity) is need of hour and this motive is being achieved by this projects. Street Light Control System which operates automatically is not only easiest but …
Published in Journal of Communication Engineering & Systems · Vol. 7, Issue 1, 2017 · pp. 25–28 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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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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Deployment of Fi-Wi Networks Using Teaching Learning Based Optimization Algorithm
Abstract: AbstractThe demand of bandwidth and mobility to end users is ever increasing. For fulfilling this, fiber-wireless (Fi-Wi) networks are designed by integrating the advantages of optical and wireless networks. Optical networks offer high bandwidth and stability while wireless networks offer cost efficiency and mobility. With these advantages, Fi-Wi networks also offer some challenging issues. There are four key issues in Fi-Wi networks, that are ONU placement, routing, energy saving and …
Published in Journal of Communication Engineering & Systems · Vol. 7, Issue 2, 2017 · pp. 14–26 Read article
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A CPW Feed Compact UWB Antenna with Five Band Notches
Abstract: AbstractA novel small CPW feed UWB antenna with five notch bands is projected to suppress the potential interferences in ultra-wideband systems. This projected antenna has a small dimension of 30x32x1.6 mm3 and an operating bandwidth (VSWR<2) from 2.8 to 11.6 GHz. By introducing five U-shaped slots, five notches are achieved in WiMAX (3.1–4 GHz), WLAN (5–5.4 GHz and 5.7–5.9 GHz), X-band downlink (7.2–7.75 GHz), and ITU service band (8–8.4 GHz). …
Published in Journal of Communication Engineering & Systems · Vol. 7, Issue 2, 2017 · pp. 27–33 Read article
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A New Framework for Optimal Hesitation Pattern Mining
Abstract: AbstractIn mathematical optimization, the firefly algorithm is a metaheuristic approach. It has been proposed by Xin-She Yang and inspired by the flashing behavior of fireflies. Proposed research used Firefly Algorithm for discovering the best Association rules. In this species, it is always the female who glows, and only the male has wings. In other species, Luciola lusitanica, both male and female firefly may emit light and both have wings. If …
Published in Journal of Communication Engineering & Systems · Vol. 7, Issue 2, 2017 · pp. 34–41 Read article
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Terrorist Network Mining
Abstract: AbstractTerrorist activities worldwide has moved toward the advancement of different high-finished strategies for dissecting psychological militant gatherings and disrupting government systems. Existing examination found that social network analysis (SNA) is a standout amongst the best and persistent technique for countering fear mongering in interpersonal organizations. In this paper our approach is divided in two phases, in Phase 1, we apply shuffled frog leap algorithm (SFLA) for SNA in order to …
Published in Journal of Communication Engineering & Systems · Vol. 7, Issue 2, 2017 · pp. 42–52 Read article
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A quad band PIFA for 4G / 5G wireless communication applications
Abstract: AbstractA compact PIFA for wireless RF (Radio Frequency) devices is presented. The proposed antenna covers GPS L1, GSM 1800, GSM 1900, UMTS 2100, LTE 1700/2100 MHz, LTE 2300, Bluetooth/Wi-Fi/IEEE 802.11 b/g/n, RFID, IEEE 802.16e mobile WiMAX, UNII and C-band frequency bands useful for both 4G and 5G wireless communication applications. The simulation results for return loss, VSWR, two-dimensional radiation patterns and current distribution are demonstrated. The parametric analysis of feed …
Published in Journal of Communication Engineering & Systems · Vol. 9, Issue 2, 2019 · pp. 7–15 Read article
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Cost-Effective Smart Home Automation using Internet of Things
Abstract: AbstractA smart home is a concept of connected inside and outside home services using a network with the help of smart devices. These smart devices can share information enabling proper control and management over the home through network integrations. Portable Internet of Things (IoT) Board is a system that uses smartphones for controlling essential home functions and features of the internet from anywhere around the world remotely. This paper suggests …
Published in Journal of Communication Engineering & Systems · Vol. 9, Issue 2, 2019 · pp. 1–6 Read article
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Comparative Study of LEACH and its Optimized Variants in Wireless Sensor Networks
Abstract: AbstractTo capture sensed data from different locations, Wireless sensor network (WSN) requires large number of sensors in the monitoring area. A sensor helps in sensing and forwarding data to an application data store but due to inadequate energy, preserving the network lifetime and its operation remains a major challenge in WSN. To overcome this challenge different clustering techniques are proposed in literature. LEACH is a primitive clustering technique from which …
Published in Journal of Communication Engineering & Systems · Vol. 9, Issue 1, 2019 · pp. 60–69 Read article
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Improvising on Demand Protocol to Improved Energy Utilization in Wireless Sensor Network
Abstract: AbstractIn the 21st century, the advancement in technology is the wireless networks. In wireless networks, intelligent sensors are deployed in a physical area called as WSN (Wireless Sensor Network). All the sensor nodes are attached to a network and batteries are needed to provide energy to the nodes. Batteries may be in charged or discharged mode. During communication of all the sensor nodes, lot of energy is consumed. The main …
Published in Journal of Communication Engineering & Systems · Vol. 9, Issue 1, 2019 · pp. 22–29 Read article
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Recent Advancements of Internet of Things in Electric Power Industry
Abstract: AbstractElectric power industry is undergoing a revolution to supply clean distributed energy for sustainable growth. Internet of Things (IoT) is playing a vital role in the development of power sector, which includes smart metering, intelligent control, real time monitoring and security. In addition, the use of IoT enables significant improvement in power management and energy depletion. The use of IoT ensures trivial growth and development opportunities in the electric power …
Published in Journal of Communication Engineering & Systems · Vol. 9, Issue 1, 2019 · pp. 30–34 Read article