Browsing Engineering, Built Environment and Information Technology by Author "Hancke, Gerhard P."
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Browsing Engineering, Built Environment and Information Technology by Author "Hancke, Gerhard P."
Now showing items 1-20 of 86
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Chinnappen-Rimer, Suvendi; Hancke, Gerhard P. (Inderscience, 2011)Mobile, unmanned, power and resource-rich devices, called actors, deployed within a Wireless Sensor Network (WSN) application area, enable faster response times to events. Due to cost constraints, only a few actors can ...
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Gbadamosi, Safiu Abiodun; Hancke, Gerhard P.; Abu-Mahfouz, Adnan (Institute of Electrical and Electronics Engineers, 2024-02)Small cell and device-to-device (D2D) communications can fulfill high-speed wireless communication in indoor industrial internet of things (IIoT) services and cell-edge devices. However, controlling interference is crucial ...
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Onumanyi, A.J. (Adeiza); Abu-Mahfouz, Adnan Mohammed; Hancke, Gerhard P. (Wiley, 2020-04)Some low power wide area network (LPWAN) developers such as Sigfox, Weightless, and Nwave, have recently commenced the integration of cognitive radio (CR) techniques in their respective LPWAN technologies, generally termed ...
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Abu-Mahfouz, Adnan Mohammed; Hancke, Gerhard P. (Institute of Electrical and Electronics Engineers, 2017)Many wireless sensor networks (WSNs) applications, techniques, and algorithms require the position of the sensor nodes. Sensor nodes mainly rely on localization algorithms to determine their own physical location. ...
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Osifeko, Martins O.; Hancke, Gerhard P.; Abu-Mahfouz, Adnan Mohammed (MDPI, 2020-04-25)Smart, secure and energy-e cient data collection (DC) processes are key to the realization of the full potentials of future Internet of Things (FIoT)-based systems. Currently, challenges in this domain have motivated ...
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Ramotsoela, Daniel; Hancke, Gerhard P.; Abu-Mahfouz, Adnan Mohammed (Springer Open, 2019-04-12)The threat to critical water system infrastructure has increased in recent years as is evident from the increasing number of reported attacks against these systems. Preventative security mechanisms are often not enough ...
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Ramotsoela, Tsotsope Daniel; Hancke, Gerhard P.; Abu-Mahfouz, Adnan Mohammed (Institute of Electrical and Electronics Engineers, 2020)There has been an increasing number of attacks against critical water system infrastructure in recent years. This is largely due to the fact that these systems are heavily dependent on computer networks meaning that an ...
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Gbadamosi, Safiu Abiodun; Hancke, Gerhard P.; Abu-Mahfouz, Adnan Mohammed (Institute of Electrical and Electronics Engineers, 2020-10)Narrowband Internet of Things (NB-IoT) is a type of low-power wide-area (LPWA) technology standardized by the 3rd-Generation Partnership Project (3GPP) and based on long-term evolution (LTE) functionalities. NB-IoT has ...
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Sun, Zhi; Akyildiz, Ian F.; Hancke, Gerhard P. (Institute of Electrical and Electronics Engineers, 2011-11)In underground mine and road tunnels, multipath fading is much more severe than the terrestrial wireless channels. To overcome the multipath fading in underground tunnels, MIMO (Multiple Input Multiple Output) and ...
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Onumanyi, A.J. (Adeiza); Abu-Mahfouz, Adnan Mohammed; Hancke, Gerhard P. (Institute of Electrical and Electronics Engineers, 2020-12)Some recent survey statistics suggest that low power wide area networks (LPWANs) are fast becoming the most prevalent communication platform used in many applications of the Internet of Things (IoT). However, because most ...
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Onumanyi, A.J. (Adeiza); Abu-Mahfouz, Adnan Mohammed; Hancke, Gerhard P. (Elsevier, 2018-08)In this paper, we compare local and global adaptive threshold estimation techniques for energy detection in Cognitive Radio (CR). By this comparison, a sum-up synopsis is provided regarding the effective performance range ...
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Johnson, David; Hancke, Gerhard P. (Elsevier, 2009-03)Predicting the performance of ad hoc networking protocols for mesh networks has typically been performed by making use of software based simulation tools. Experimental study and validation of such predictions is a vital ...
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Abdullahi, H.; Onumanyi, A.J. (Adeiza); Zubair, S.; Abu-Mahfouz, Adnan Mohammed; Hancke, Gerhard P. (Springer, 2020-07)The forward consecutive mean excision (FCME) algorithm is one of the most effective adaptive threshold estimation algorithms presently deployed for threshold adaptation in cognitive radio (CR) systems. However, its ...
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Kumar, Anuj; Srivastava, Vishal; Singh, Manoj Kumar; Hancke, Gerhard P. (Institute of Electrical and Electronics Engineers, 2015-05)In this paper, we have discussed the sensor-based applications and what is necessary for the dissimilarities in hardware realization and algorithm. This paper presents the existing state-of-the-art of IEEE 1451 ...
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Beyers, Hector Quintus; Olivier, Martin S.; Hancke, Gerhard P. (Computer Society of South Africa, 2014-12)The application schema layer of a Database Management System (DBMS) can be modi ed to produce results that do not re ect the data actually stored in the database. For example, table structures may be corrupted by changing ...
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Oyewobi, Stephen S.; Hancke, Gerhard P.; Abu-Mahfouz, Adnan Mohammed; Onumanyi, A.J. (Adeiza) (Elsevier, 2019-08)Cognitive radio has emerged as an enabling technology in the realization of a spectrum-efficient and delay-sensitive industrial wireless communication where nodes are capable of responding in real-time. However, particularly ...
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Osanaiye, Opeyemi; Alfa, Attahiru Sule; Hancke, Gerhard P. (Institute of Electrical and Electronics Engineers, 2018-01)Wireless sensor networks (WSN) over the years have become one of the most promising networking solutions with exciting new applications for the near future. Its deployment has been enhanced by its small, inexpensive and ...
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Chiwewe, Tapiwa Moses; Hancke, Gerhard P. (Institute of Electrical and Electronics Engineers, 2012-02)Topology control plays an important role in the design of wireless ad hoc and sensor networks; it is capable of constructing networks that have desirable characteristics such as sparser connectivity, lower transmission ...
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Sun, Zhi; Akyildiz, Ian F.; Hancke, Gerhard P. (Institute of Electrical and Electronics Engineers, 2011-12)In wireless underground sensor networks (WUSNs), due to the dynamic underground channel characteristics and the heterogeneous network architecture, the connectivity analysis is much more complicated than in the terrestrial ...
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Oyewobi, Stephen S.; Hancke, Gerhard P.; Abu-Mahfouz, Adnan Mohammed; Onumanyi, A.J. (Adeiza) (MDPI Publishing, 2019-03-21)The overcrowding of the wireless space has triggered a strict competition for scare network resources. Therefore, there is a need for a dynamic spectrum access (DSA) technique that will ensure fair allocation of the ...
Now showing items 1-20 of 86