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Browsing by Author "Winberg, Simon"

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A GPU based X-Engine for the MeerKAT Radio Telescope

Author: Callanan, Gareth Mitchell Date: 2020 The correlator is a key component of the digital backend of a modern radio telescope array. The 64 antenna MeerKAT telescope has an FX architecture correlator consisting of 64 F-Engines and 256 X-Engines. These F- and X-Engines are all hosted ... Read more
Accelerator-based look-up table for coarse-grained molecular dynamics computations

Author: Gangopadhyay, Ananya Date: 2018 Molecular Dynamics (MD) is a simulation technique widely used by computational chemists and biologists to simulate and observe the physical properties of a system of particles or molecules. The method provides invaluable three-dimensional ... Read more
Analysis and Development of an Online Knowledge Management Support System for a Community of Practice

Author: Mafereka, Moeketsi Date: 2019 The purpose of this study was to investigate how particular business practices, focusing on those occurring in multi-site non-governmental organization (NGOs), could be enhanced by use of a knowledge management system (KMS). The main objective ... Read more
Automated troubleshooting for RTWP in 3G/4G RAN nodes

Author: Mohammed, Hisham Date: 2018 Nowadays, Mobile Network Operators are confronted with many challenges to operate and maintain their network. Subscribers expect stable and perpetual services. Repeated interruptions of services will result in the dissatisfaction of users ... Read more
Automatic generation of a floor plan from a 3D scanned model: Making the Analogue World Digital

Author: Wilson, Bradlee Kenneth Date: 2018 The processing of three-dimensional (3D) room models is an area of research undertaken by many academics and hobbyists due to multiple uses derived from the information obtained - such as the generation of a floor plan; an example of bridging ... Read more
A binaural sound sources localisation application for smart phones

Author: Mugagga, Pius Kavuma Basajjabaka Date: 2015 The ability to estimate positions of sound sources is one that gives animals a 360° awareness of their acoustic environment. This helps compliment the visual scene which is restricted to 180° in humans. Unfortunately, deaf people are left out ... Read more
Comparative study of tool-flows for rapid prototyping of software-defined radio digital signal processing

Author: Setetemela, Khobatha Date: 2019 This dissertation is a comparative study of tool-flows for rapid prototyping of SDR DSP operations on programmable hardware platforms. The study is divided into two parts, focusing on high-level tool-flows for implementing SDR DSP operations ... Read more
The design and development of a pulsed radar block for the Rhino platform

Author: Raw, Bruce Date: 2012 The Reconfigurable Hardware Interface for computiNg and radiO (Rhino) Platform is an FPGA based computing platform designed at the University of Cape Town to provide an FPGA resource that is both affordable and easy to learn and use in research ... Read more
Development and testing of the RHINO host streamed data acquisition framework

Author: Boleme, Mpati Date: 2017 This project focuses on developing a supporting framework for integrating the Reconfigurable Hardware INterface for computing and radiO (RHINO) with a Personal Computer (PC) host in order to facilitate the development of Software Defined Radio ... Read more
A domain specific language for facilitating automatic parallelization and placement of SDR patterns into heterogeneous computing architectures

Author: Mohapi, Lerato Jerfree Date: 2017 This thesis presents a domain-specific language (DSL) for software defined radio (SDR) which is referred to as OptiSDR. The main objective of OptiSDR is to facilitate the development and deployment of SDR applications into heterogeneous ... Read more
EEE4084F Digital Systems

Author: Winberg, Simon Date: 2013 The objective of this course is for students to develop an understanding of the concepts involved in the design and development of high performance and special-purpose digital computing systems. The course involves lectures in a standard ... Read more c b
Enhanced mobile computing using cloud resources

Author: Paverd, Andrew James Date: 2011 The purpose of this research is to investigate, review and analyse the use of cloud resources for the enhancement of mobile computing. Mobile cloud computing refers to a distributed computing relationship between a resource-constrained mobile ... Read more
Enhancement of the Fynbos Leaf Optical Recognition Application (FLORA-E)

Author: Makumborenga, Roy Date: 2021 Object perception, classification and similarity discernment are relatively effortless tasks in humans. The exact method by which the brain achieves these is not yet fully understood. Identification, classification and similarity inference ... Read more
An FPGA-based digital triggering system with model-integrated configuration environment for the control of NIM electronics

Author: Mohapi, Lerato Jerfree Date: 2012 This dissertation presents a project to develop a real-time trigger that is hardware reconfigurable, triggering on user specified events, and captures data for permanent storage and later processing. This triggering platform is planned to ... Read more
Galaxy evolution, cosmology and HPC : clustering studies applied to astronomy

Author: Tshililo, Israel R Date: 2016 Tools to measure clustering are essential for analysis of Astronomical datasets and can potentially be used in other fields for data mining. The Two-point Correlation Function (TPCF), in particular, is used to characterize the distribution ... Read more
Immersion cooled environmental monitoring and prediction system for the meerKAT imager

Author: Hotele, Apiwe Date: 2018 This paper reports on an immersion cooling method used to reduce power consumption in a data centre. This study involves a case study of the MeerKAT Science Processor that is responsible for the MeerKAT imaging pipeline. Immersion cooling ... Read more
Improvement in control and gain aspects of impedance source inverters and converters

Author: Aleem, Zeeshan Date: 2019 Power electronics have revolutionized the concept of power control for power conversion and for control of electrical motor drives. Power electronics has been extensively used in industrial applications since it was first discovered in 1902. ... Read more
Performance Evaluation of Cognitive Radio Spectrum Sensing Techniques through a Rayleigh Fading Channel

Author: Shumba, Josiah Date: 2020 In recent years, there has been a steep rise in the demand for bandwidth due to a sharp increase in the number of devices connected to the wireless network. Coupled with the expected commercialization of 5G services and massive adoption of ... Read more
Performance evaluation of massive MIMO Systems for future wireless access systems

Author: Gahadza, Mutsawashe Date: 2019 The vision for 5G is predicated on three main cornerstones. These are massive Machine Type Communication (mMTC) technologies, Ultlra Reliable Low Latency Communications (uRLLC) and enhanced Mobile Broadband (eMBB). In order to achieve the ... Read more
Performance of narrow band internet of things (NBIoT) networks

Author: Bhebhe, Mbongeni Date: 2019 Narrow Band Internet of Things (NBIoT) is a Low Power Wide Area Network (LPWAN) technology that has been standardised by 3GPP in Release 13 to work in cellular networks [15]. The main characteristics of NBIoT are its extended coverage compared ... Read more