Improving Spectrum Sensing as a Method for White Space Identification through Design Principles

Authors

  • Hope Mauwa University of the Western Cape, ISAT Lab, Dept. of CS, Bellville, South Africa
  • Antoine Bagula University of the Western Cape, ISAT Lab, Dept. of CS, Bellville, South Africa
  • Marco Zennaro International Centre for Theoretical Physics, ICT4D Laboratory, Trieste, Italy

DOI:

https://doi.org/10.13052/jicts2245-800X.331

Keywords:

White-Fi, cooperative spectrum sensing, detection threshold, spectrum sensing principles

Abstract

Spectrum sensing’s inability to provide maximum protection to primary users operating in television white spaces summarizes the technical challenges associated with it. Building upon “WhiteNet”, a white space network management platform for campus connectivity, this paper proposes design principles that can be incorporated in a white space identification system based on a cooperative spectrum sensing model that both minimizes the probability of causing interference to primary users due to false negatives and reduces false positives thereby increasing the amount of white spaces identified. Real-world indoor measurements of a TV transmitter signal were used to evaluate the proposed principles. The results reveal the relevance of using these design principles in white space networking using the emerging White-Fi protocol.

 

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Author Biographies

Hope Mauwa, University of the Western Cape, ISAT Lab, Dept. of CS, Bellville, South Africa

H. Mauwa received his M.Sc. degree in Information Technology in 2007 from Nelson Mandela Metropolitan University (NMMU) in South Africa and is presently studying towards his Ph.D. in Computer Science at the University of the Western Cape (UWC) also in South Africa. His Ph.D. research focuses on methods for accessing TV white spaces in developing countries.

Antoine Bagula, University of the Western Cape, ISAT Lab, Dept. of CS, Bellville, South Africa

A. Bagula obtained his doctoral degree in 2006 from the KTH-Royal Institute of Technology in Sweden. He held lecturing positions at Stellenbosch University (SUN) and the University of Cape Town (UCT) before joining the Computer Science department at the University of the Western Cape in January 2014. Since 2006, he has been a consultant of UNESCO, the World Bank and other international organizations on different telecommunication projects. His research interest lies on the Internet-of-Things, Big Data and Cloud Computing, Network security and Network protocols for wireless, wired and hybrid networks.

Marco Zennaro, International Centre for Theoretical Physics, ICT4D Laboratory, Trieste, Italy

M. Zennaro received his M.Sc. degree in Electronic Engineering from University of Trieste in Italy. He defended his Ph.D. thesis on Wireless Sensor Networks for Development: Potentials and Open Issues at KTH-Royal Institute of Technology, Stockholm, Sweden. His research interest is in ICT4D, the use of ICT for development. In particular, he is interested in Wireless Networks and in Wireless Sensor Networks in developing countries. He has been giving lectures on Wireless technologies in more than 20 countries.

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Published

2016-06-07

How to Cite

Mauwa, H. ., Bagula, A. ., & Zennaro, M. . (2016). Improving Spectrum Sensing as a Method for White Space Identification through Design Principles. Journal of ICT Standardization, 3(3), 177–200. https://doi.org/10.13052/jicts2245-800X.331

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