Browsing General by Author "Agbinya Johnson"

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Browsing General by Author "Agbinya Johnson"

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  • Analysis of the Topology for Moving Wireless Networks 
    Navarrete Guzman Gina; Agbinya Johnson; Momani Mohammad; Akache Mahmood (University of Technology, Sydney, 2006)
    This document presents an analysis of the factors that influence the network topology in a broadband mobile wireless as hoc networks moving on platforms. This paper focuses on studying the topology for networks where ...
  • Board Games of African Origin on Mobile Phones 
    Agbinya Johnson; Henney Adnre (The Institute of Electrical and Electronic Engineers Inc (IEEE), 2005)
    Most African board games have high state space complexity and limit their implementation on mobile phones and hardly any are. In this paper, we discuss the state space of such board games and investigate several African ...
  • Design Concepts: Wireless Moving Networks (WMN) 
    Agbinya Johnson (The Institute of Electrical and Electronic Engineers Inc (IEEE), 2004)
    This paper reports on preliminary work on the design of an experimental ad hoc network to be deployed on moving platforms. We discuss and evaluate a moving wireless network consisting of a collection of wireless terminals ...
  • Emerging Markets and Benefits of Fixed to Wireless Substitution In Africa 
    Yang Li; Agbinya Johnson (The Institute of Electrical and Electronic Engineers Inc (IEEE), 2005)
    Considering domestic, geographic, operable, functional and economic environments of African countries, wireless networks appear to be a first option for the construction of communication there. In this paper the description ...
  • Limits of Interference in MoHotS and Wireless Chain Networks 
    Agbinya Johnson (, 2005)
    This paper proposes integration of capacity in fixed or mobile hot spots (MoHotS) to form a wide area network. It also addresses interference in such networks. The area of coverage of MoHotS is evaluated based on the ...
  • Modelling and Information Fusion in Digital Identity Management Systems 
    Phiri Jackson; Agbinya Johnson (The Institute of Electrical and Electronic Engineers Inc (IEEE), 2006)
    The increase in the number of users accessing online services using communication devices such as computers, mobile phone and cards such credit cards has prompted most governments and business organizations to change ...
  • A New Algorithm of Trust Formation in Wireless Sensor Networks 
    Momani Mohammad; Agbinya Johnson; Navarrete Guzman Gina; Akache Mahmood (University of Technology, Sydney, 2006)
    This paper introduces a new algorithm for calculating trust in Wireless Sensor Networks based on the quality of services characteristics expected to be fulfilled by nodes. Figure 3 shows the algorithm being proposed ...
  • Prediction of Faults in Cellular Networks Using Bayesian Network Model 
    Kogeda Paul; Agbinya Johnson (UTS ePress, 2006)
    Cellular network service providers compete with each other for the vast and dynamic market that is characterized by the ever-changing services on offer and technology. These services require very reliable networks that ...
  • Security Issues in SIP Signaling in Wireless Networks and Services 
    Lakay Elthea; Agbinya Johnson (The Institute of Electrical and Electronic Engineers Inc (IEEE), 2005)
    SIP appears to be a powerful and useful signaling protocol supporting mobility for wireless IP networks but it has inherent weaknesses and dangers. This paper is a study on the security and disruption time (Delay) of ...
  • Self-Organized Classification of Dangers for Secure Wireless Mesh Networks 
    Mohamed Mowjoon Mahira; Agbinya Johnson; Chaczko Zenon; Chiang Frank (The Institute of Electrical and Electronic Engineers Inc (IEEE), 2007)
    This paper introduces danger theory in Artificial Immune System as a method of responding to danger in wireless mesh networks. It identifies the challenges in deploying Wireless Mesh Networks (WMNs) and focus on secure ...
  • UWB signal bandwidth expansion and synthesis using prolate and wavelet functions 
    Agbinya Johnson; Truong Ha (The Institute of Electrical and Electronic Engineers Inc (IEEE), 2005)
    This paper discusses how to generate UWB signals and extend their bandwidths using Prolate Spheroidal and wavelet functions. It also compares the achievable bandwidths. Bandwidth synthesis and expansion in the frequency ...
  • Vertical Handoff between WWAN and WLAN 
    Gyekye Yaw; Agbinya Johnson (The Institute of Electrical and Electronic Engineers Inc (IEEE), 2006)
    This paper reports on the design and implementation of an IP-centric vertical handoff decision algorithm and execution scheme between a wireless wide area network (WWAN) and a wireless local area network (WLAN) as part ...
  • Vertical Handoff Decision Algorithm for UMTS-WLAN 
    Gyekye Yaw; Agbinya Johnson (The Institute of Electrical and Electronic Engineers Inc (IEEE), 2007)
    The next generation of mobile/wireless communication systems is expected to include heterogeneous broadband wireless networks that will coexist and use a common IP core to offer a diverse range of high data rate ...