Tuesday 15 November 2011

Comparative Analysis of Exponentially Shaped Microstrip-Fed Planar Monopole Antenna With and Without Notch


AuthorM. Venkata Narayana, I.Govadhani, K.P.Sai Kumar, K. Pushpa Rupavathi
ISSN2079-8407
On Pages594-597
Volume No.2
Issue No.11
Issue DateNovember 01, 2011
Publishing DateNovember 01, 2011
Keywordsmonopole ultra wideband antenna, ring resonator, comparision, VSWR, return loss


Abstract

This paper describes the comparision of a microstrip-fed monopole ultra wideband antenna with and without notch. In case of notch the notch-band characteristics is achieved by C- shaped ring resonator. The paper gives better understanding of antenna....

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Saturday 12 November 2011

Inertia Optimization of a Two Masses System


AuthorMabrouki. H, Firchichi. N
ISSN2079-8407
On Pages588-593
Volume No.2
Issue No.11
Issue DateNovember 01, 2011
Publishing DateNovember 01, 2011
KeywordsMulti-mass approach, Traction systems, Two-mass system, Inertia Optimization


Abstract

Generally, electric traction systems are complex because they consist of several electromechanical parameters that are in constant interaction...

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Effect of GSM Phone Radiation on Human Pulse Rate (Heartbeat Rate)


AuthorA. A. Ayeni, K.T. Braimoh , O. B. Ayeni
ISSN2079-8407
On Pages580-587
Volume No.2
Issue No.11
Issue DateNovember 01, 2011
Publishing DateNovember 01, 2011
KeywordsPhone Radiation, Human Pulse Rate, Radio Frequency


Abstract

Concern about human exposure to radiofrequency (RF) is not new. The conveniences and satisfaction derived in the use of GSM mobile phone is being threatened by claims of adverse effects on human health by radiation coming from this device....

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Satellite Communications: Impact on Developing Economies


AuthorAAA. Atayero, Matthew K. Luka, Orya M. Kwaghdoo,Adeyemi A. Alatishe
ISSN2079-8407
On Pages574-579
Volume No.2
Issue No.11
Issue DateNovember 01, 2011
Publishing DateNovember 01, 2011
KeywordsDeveloping economies, E-Health, GPS, ISP, Satellite communications, Telemedicine, VSAT 


Abstract

Access to information and communication infrastructure greatly enhances economic growth. When a reliable and affordable medium for information exchange is available, previously unanticipated developments ensue....

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Thursday 3 November 2011

A MCDM Approach for Evaluating Bowlers Performance in IPL


AuthorPabitra Kumar Dey , Dipendra Nath Ghosh , Abhoy Chand Mondal
ISSN2079-8407
On Pages563-573
Volume No.2
Issue No.11
Issue DateNovember 01, 2011
Publishing DateNovember 01, 2011
KeywordsIPL, Performance Measurement, MCDM, AHP, TOPSIS, COPRAS, Ranking


Abstract

Cricket is one of the most popular sports among every class of people. The contribution of individual team members to the overall team performance is more easily quantifiable in cricket and the performance evaluation of a player is a very critical issue...

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User Perception of Electronic Resources in the University of Ilorin, Nigeria (UNILORIN)


AuthorBASHORUN, M. Tunji, ISAH Abdulmumin, M.Y ADISA
ISSN2079-8407
On Pages554-562
Volume No.2
Issue No.11
Issue DateNovember 01, 2011
Publishing DateNovember 01, 2011
KeywordsUser, Perception, Electronic resources, academic, library, communication channel, Information and Communication Technologies, University of Ilorin


Abstract

This study examined the user perception of the electronic resources by the academic staff of the University of Ilorin. The sample consists of 250 academic staff selected from eight (8) out of the twelve (12) faculties that made up of the university...

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Security Issues in Cloud Computing: The Potentials of Homomorphic Encryption


AuthorAderemi A. Atayero, Oluwaseyi Feyisetan
ISSN2079-8407
On Pages546-552
Volume No.2
Issue No.10
Issue DateOctober 01, 2011
Publishing DateOctober 01, 2011
KeywordsCloud computing, Cryptography, Data security, Homomorphic encryption, RSA


Abstract

The prominence of the place of cloud computing in future converged networks is incontestable. This is due to the obvious advantages of the cloud as a medium of storage with ubiquity of access platforms and minimal hardware requirements on the user end...

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Examining the Effect of Technology Acceptance Model on ICT Usage in Nigerian Tertiary Institutions


AuthorOye, N. D, Noorminshah, A., NorZairah Ab. Rahim
ISSN2079-8407
On Pages533-545
Volume No.2
Issue No.10
Issue DateOctober 01, 2011
Publishing DateOctober 01, 2011
KeywordsComponent; ; UTAUT-Constructs; Tertiary institutions; ICT; Acceptance; Usage; Behavioral intention. Introduction


Abstract

This paper examines the effect of technology acceptance model on ICT usage in Nigerian tertiary institutions. The study was conducted at the university of Jos Plateau state, Nigeria as a pilot study....

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Classification of Artificial Intelligence IDS


AuthorN.Ugtakhbayar , Sh.Sodbileg
ISSN2079-8407
On Pages529-532
Volume No.2
Issue No.10
Issue DateOctober 01, 2011
Publishing DateOctober 01, 2011
KeywordsClassification, Decision Tree, Intelligence IDS, IDS


Abstract

Many methods have been developed to secure the network infrastructure and communication over the Internet. Intrusion detection is relatively new addition to such techniques....

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A Perceptually Approach for Speech Enhancement Based on Mmse Error Estimators and Masking in an Auditory System


AuthorT.Raghavendra Vishnu, P.S.Brahamanandam, Raghava Yathiraju, Naga Himaja Alla, K.PhaniSrinivas, B.T.P.Madhav,sRadhika Chinaboina, Usha Mallaparapu
ISSN2079-8407
On Pages525-528
Volume No.2
Issue No.10
Issue DateOctober 01, 2011
Publishing DateOctober 01, 2011
KeywordsAuditory masked threshold (AMT), denoising, generalized minimum mean square error (GMMSE) AMT, log minimum mean square error (MMSE), noise suppression, speech enhancement, Weiner filte.


Abstract

Speech processing is used widely in every application that most people take for granted, such as network wire lines, cellular telephony, telephony system and telephone answering machines. Due to its popularity and increasing of demand, engineers are trying various approaches of improving the process. One of the methods for improving the process is MMSE based Wiener filter....

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Investigation and Addressing Unfairness in Wireless Mesh Networks


AuthorM. I. Gumel, N Faruk, A.A Ayeni
ISSN2079-8407
On Pages514-524
Volume No.2
Issue No.10
Issue DateOctober 01, 2011
Publishing DateOctober 01, 2011
KeywordsWireless Mesh Networks (WMN), Medium access Control, MAC layer, Qos


Abstract

Unfairness is one of the major problems in WMN as each node operates not only as a host but also as a router, forwarding packets on behalf of other nodes that may not be within the direct wireless transmission range of their destinations and thereby adding delay and affecting the throughputs of the node. ..

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Performance Comparison of Two Dynamic Routing Protocols: RIP and OSPF


AuthorFatima A. Hamza, Amr M. Mohamed
ISSN2079-8407
On Pages509-513
Volume No.2
Issue No.10
Issue DateOctober 01, 2011
Publishing DateOctober 01, 2011
KeywordsDynamic Routing Protocols, RIP, OSPF, NS2


Abstract

There are two main classes of adaptive routing protocols in the internet: distance vector and link state. This paper presents the comparison between distance vector and link state....

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Comparative Assessment of Genetic and Memetic Algorithms


AuthorH. A. Sanusi, A. Zubair , R. O. Oladele
ISSN2079-8407
On Pages498-508
Volume No.2
Issue No.10
Issue DateOctober 01, 2011
Publishing DateOctober 01, 2011
KeywordsOptimization, Accuracy, Convergence, Evolutionary Algorithm, Iteration


Abstract

This work investigates the performance of two Evolutionary Algorithms Genetic Algorithm and Memetic Algorithm for Constrained Optimization Problem. In particular, a knapsack problem was solved using the two algorithms and their results were compared. 

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