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Browsing by Author "Mekuria, Fisseha"

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Achievable capacity limit of high performance nodes for wireless mesh networks

Author: Olwal, T ; Masonta, Moshe T ; Mekuria, Fisseha ; Roux, K Date: Aug 2012 Next generation fixed wireless broadband networks have immensely been deployed as mesh networks in order to provide and extend access to the internet. These networks are characterised by the use of multiple orthogonal channels. Nodes in the ... Read more
Adaptive spectrum decision framework for heterogeneous dynamic spectrum access networks

Author: Masonta, Moshe T ; Mekuria, Fisseha ; Mzyece, M ; Djouani, K Date: Sep 2015 Spectrum decision is the ability of a cognitive radio (CR) system to select the best available spectrum band to satisfy dynamic spectrum access network (DSAN) users¿ quality of service (QoS) requirements without causing harmful interference ... Read more
Affordable connectivity and digital entrepreneurial ecosystem for rural Africa

Author: Mekuria, Fisseha ; Mzyece, M ; Mfupe, Luzango P ; Odusola, A Date: Sep 2021 Innovation on sustainable ICT technologies to realize affordable broadband connectivity for rural and underserved communities is a crucial component of the effort to achieve the aim of "leaving no one behind by 2030" as championed by the ... Read more
Analysis of ICASA broadcasting frequency plan for possible use of TV white spaces for broadband access

Author: Masonta, Moshe T ; Mekuria, Fisseha ; Mzyece, M Date: Sep 2013 Television white spaces (TVWS) are unused portion of TV spectrum as a result of analogue TV coverage planning and the migration to digital terrestrial TV (DTT). As a member of the International Telecommunications (ITU) Region 1, South African ... Read more
Bio-inspired energy and channel management in distributed wireless multi-radio networks

Author: Olwal, TO ; Masonta, Moshe T ; Mekuria, Fisseha Date: Jun 2014 In the recent past, research in the next generation wireless heterogeneous broadband networks has favoured the design of multi-radio interface over the single radio interface architectures in order to support desirable features such as a ... Read more
Building a sustainable research & HCD eco-system: Case study of two wireless communication eco systems

Author: Mekuria, Fisseha ; Twala, B ; Marwala, T ; Ntlatlapa, Ntsibane S Date: May 2013 The paper describes the organization and management of two wireless eco-systems in next generation wireless communications research and human capacity development. The developed eco-systems have been tested and presented at an international ... Read more
Challenges in wireless bio-sensor based health development

Author: Nkosi, MT ; Mekuria, Fisseha ; Gejibo, SH Date: Jun 2011 Healthcare providers are facing growing challenges in patient diagnostics and information gathering due to in-adequate infrastructure and insufficient number of health-care professionals to perform such operations. The traditional way of ... Read more
Cloud computing for enhanced mobile health applications

Author: Nkosi, MT ; Mekuria, Fisseha Date: Nov 2010 Mobile devices are being considered as service platforms for mobile health information delivery, access and communication. However mobiles face challenges with regard to delivering secure multimedia based health services due to limitations ... Read more
A comparative study of cognitive radio platforms

Author: Masonta, Moshe T ; Mzyece, M ; Mekuria, Fisseha Date: Oct 2012 Cognitive radio (CR) technology has become one of the buzzwords within the wireless communications community over the past 12 years. Its ability to learn, decide and adapt to the external environment made CR attractive to regulators, researchers, ... Read more
Conceptual development of an autonomous underwater robot design for monitoring and harvesting invasive weeds

Author: Modungwa, Dithoto M ; Mekuria, Fisseha ; Kekana, Mzuzwezulu Z Date: Sep 2021 The design of an autonomous underwater robot based on biomimicry is presented in this paper. The systematic design of the robot focuses on integrating 5G-AI-IoT- as effective technological tools to autonomously monitor and harvest invasive ... Read more
Deploying artificial intelligence in the wireless infrastructure: The challenges ahead

Author: Vázquez, MA ; Pallois, JP ; Debbah, M ; Masouros, C ; Kenyon, T ; Deng, Y ; Mekuria, Fisseha ; Peres-Neira, A ; Erfanian, J Date: Sep 2019 The adoption of artificial intelligence (AI) techniques entails a substantial change in the wireless ecosystem where data as well as their owners become crucial. As a result, the roll out of AI techniques in wireless systems raises a plethora ... Read more
DVB-H vs. DVB-NGH: A survey and comparison for the evolution of mobile TV broadcasting

Author: Bembe, M ; Dludla, Angeline G ; Ngwenya, D ; Mekuria, Fisseha Date: Jul 2015 DVB-NGH (Digital Video Broadcasting-Next Generation Handheld) is the next generation technology for mobile TV broadcasting. It integrates both satellite and terrestrial techniques, which is vital in supporting rich media content for mobile ... Read more
Dynamic spectrum sharing for future wireless networks: Regulators perspective

Author: Dludla, Angeline G ; Mekuria, Fisseha Date: May 2021 Radio Frequency spectrum is the superhighway enabling a myriad of wireless ICT services and applications. Spectrum scarcity and expensive licensing cost has resulted in research and innovations by the CSIR, wireless network providers and ... Read more
The eCOMBAT: Energy consumption monitoring tool for battery powered communication device

Author: Olwal, TO ; Montsi, L ; Mofolo, M ; Mekuria, Fisseha Date: Sep 2013 The ever rising demand for energy all over the world, following the dwindling of the fossil fuel resources and adverse effects on the climate change, has compelled the need to save energy and lower the cost of energy utilization in the wireless ... Read more
Enabling mobile/wireless broadband technologies and services for the next billion users

Author: Mekuria, Fisseha Date: Sep 2011 As wireless devices and the useful services they can deliver become more pervasive and affordable; the need for wireless broadband technologies meeting the demands of emerging market countries is growing. In this paper the technology choice ... Read more
Energy efficiency in future wireless broadband networks

Author: Masonta, Moshe T ; Mzyece, M ; Mekuria, Fisseha Date: Oct 2012 Over the past two decades wireless broadband networks have come to be considered the most convenient and reliable means of communications. This has led to an increased number of cellular base stations (BSs) deployed in both urban and rural ... Read more
The FIREMAN: Foraging-inspired energy management in multi-radio Wi-Fi networks

Author: Olwal, TO ; Mekuria, Fisseha Date: Sep 2013 The tremendously rapid evolution of wireless networks into the next generation heterogeneous broadband and mobile networks has necessitated the emergence of the multiradio, wireless infrastructure. These wireless infrastructural technologies ... Read more
FIREMAN: foraging-inspired radio-communication energy management for green multi-radio networks

Author: Olwal, TO ; Van Wyk, BJ ; Kogeda, PO ; Mekuria, Fisseha Date: Nov 2013 Autonomous foraging radio resource allocation (AFRRA) protocol; autonomous foraging radio resource allocation message (AFRRAM); energy management; FIREMAN; foraginginspired; green multi-radio networksThe tremendously rapid evolution of wireless ... Read more
Improving the capacity, reliability & life of mobile devices with cloud computing

Author: Nkosi, MT ; Mekuria, Fisseha Date: May 2011 Mobile devices are being considered as service platforms for mobile health information delivery, access and communication. However they face challenges with regard to delivering secure multimedia based health services due to limitations in ... Read more
Innovating for Broadband: The Case of Television White Space Networks in Sub-Saharan Africa

Author: Mzyece, M ; Mfupe, Luzango P ; Mekuria, Fisseha Date: Nov 2018 Television white space (TVWS) networks based on geo-location spectrum databases (GLSDs) present an excellent opportunity to provide affordable broadband to underserved rural communities in Sub-Saharan Africa. In this paper, we explore potential ... Read more

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