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Stochastically Resonant Spectrum Sensing for White Space Communications Dynamic Spectrum Access and Intelligent Radios and Networks
Univ Johannesburg, Dept Elect & Elect Engn Sci, Auckland Pk, Johannesburg, South Africa..
Univ Johannesburg, Dept Elect & Elect Engn Sci, Auckland Pk, Johannesburg, South Africa..
Univ Johannesburg, Dept Elect & Elect Engn Sci, Auckland Pk, Johannesburg, South Africa..ORCID iD: 0000-0002-4976-9721
Univ Johannesburg, Dept Elect & Elect Engn Sci, Auckland Pk, Johannesburg, South Africa.;Univ Cyprus, Nicosia, Cyprus..
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2018 (English)In: Proceedings of 2018 2nd International Conference on Recent Advances in Signal Processing, Telecommunications and Computing (SigTelCom) / [ed] Bao, VNQ Duy, TT, Institute of Electrical and Electronics Engineers (IEEE), 2018, p. 208-213Conference paper, Published paper (Refereed)
Abstract [en]

This paper proposes and investigates Stochastically Resonant Spectrum Sensing (SRSS) in order to expedite Dynamic Spectrum Access and TV White Space (TVWS) communications. SRSS adds noise to a signal in order to enhance its Signal-to-Noise Ratio (SNR) and can be useful in sensing and detecting weak signals, e.g. weak Primary User or even Secondary User activity in TVWS. We demonstrate that SR is a useful Spectrum Sensing technique and can improve SNRs by similar to 8-10 dB using MATLAB simulations. Typically, SRSS uses only Additive SR Noise and we include and also investigate Multiplicative SR Noise effects, showing that in certain instances the latter can also improve SNRs by similar to 2 dB. We compare the Additive versus the combined Additive and Multiplicative cases using Uniform and Normal/ Gaussian distributions and present our results. Our ultimate goal is to include SRSS in an IEEE/DySPAN-SC 1900.* Standards based Interference Managing Ontological Cognitive Radio, Intelligent Radio or Policy Based Radio for Ad-Hoc and Heterogeneous i.e. Composite Wireless Networks.

Place, publisher, year, edition, pages
Institute of Electrical and Electronics Engineers (IEEE), 2018. p. 208-213
Keywords [en]
ontological, cognitive radio, stochastic resonance, spectrum sensing, access and management, (tv) white space, signal to noise ratio improvement
National Category
Signal Processing
Identifiers
URN: urn:nbn:se:mau:diva-64127DOI: 10.1109/SIGTELCOM.2018.8325792ISI: 000458556800039Scopus ID: 2-s2.0-85047878765ISBN: 978-1-5386-2976-5 (print)OAI: oai:DiVA.org:mau-64127DiVA, id: diva2:1817702
Conference
2nd International Conference on Recent Advances in Signal Processing, Telecommunications and Computing (SigTelCom), JAN 29-31, 2018, Ho Chi Minh, VIETNAM
Available from: 2023-12-07 Created: 2023-12-07 Last updated: 2023-12-07Bibliographically approved

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Mekuria, Fisseha

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