Subject

Now showing items 1-18 of 18

  • The applications of superconductors in cellular network base stations 

    Du Toit, Riaan (Stellenbosch : Stellenbosch University, 2008-03)
    ENGLISH ABSTRACT: The Applications of Superconductors in Cellular Network Base Stations R. Du Toit Department of Electronic Engineering University of Stellenbosch Private Bag X1, 7602 Matieland, South Africa Thesis: ...

  • Data capturing system using cellular phone, verified against propagation models 

    Visser, Schalk W. J. (Schalk Willem Jacobus) (Stellenbosch : University of Stellenbosch, 2004-12)
    ENGLISH ABSTRACT: Data capturing equipment are an expensive part of testing the coverage of a deployed or planned wireless service. This thesis presents the development of such a data capturing system that make use of ...

  • The design of a telemetry system for Grumeti reserves 

    Labuschagne, Adriaan S. (Stellenbosch : University of Stellenbosch, 2006-03)
    This thesis covers the design and development of a radio telemetry system to assist in management of the Grumeti reserves. This was accomplished through the integration of a digital data transmission system into the ...

  • Design of an ad hoc wireless network for wildlife telemetry tracking in the Cederberg 

    Brits, Johan George (Stellenbosch : University of Stellenbosch, 2011-03)
    ENGLISH ABSTRACT: This thesis involves research on wildlife telemetry tracking for the Cape Leopard Trust (CLT). The CLT needed a network to transfer GPS data and single frame photos from remote locations in the Cederberg ...

  • The design of an optimal, dynamic, multi-hop telemetry network 

    Nicholson, Gareth Andrew (Stellenbosch : University of Stellenbosch, 2006-12)
    The basic concepts of wide band mobile ad hoc networking are used in this thesis to extend the functionality of a typical low-speed telemetry system. Although most efforts related to wireless networking are driven by the ...

  • Determining a least-cost routing and MAC strategy for a rural communications Ad hoc Network 

    Van Ellewee, Stephan (Stellenbosch : University of Stellenbosch, 2006-12)
    Outside the confines of cities and metropolitan areas, telecommunications may still be required. Farmers may, for example, want to communicate with each other or with local municipality or law enforcement. Various factors ...

  • Development and implementation of a modbus based wireless air protocol 

    Ramalata, Mulalo Phillip (Stellenbosch : Stellenbosch University, 2004-12)
    ENGLISH ABSTRACT: The recent performance improvements of wireless communication systems are presenting possibilites for the use of wireless networks for industrial applications, which typically impose severe restrictions ...

  • The development of a dynamically configured wireless ad-hoc multihop network protocol 

    Pretorius, Wynand (Stellenbosch : University of Stellenbosch, 2006-12)
    An ad-hoc network encompasses the cooperative engagement of a collection of mobile nodes that are free to move and communicate with each other wirelessly without the required intervention of any centralized access point or ...

  • A fixed-point DSP architecture for software-defined radio 

    Kriegler, Wouter (Stellenbosch : University of Stellenbosch, 2009-03)
    Due to ever evolving wireless communication standards and technologies, the need for more flexible radio terminals are becoming more sought after in order to adapt to these new standards. Software-defined radio offers a ...

  • Industrial IR based instrumentation area network 

    Tshikalaha, Takalani Raymond (Stellenbosch : Stellenbosch University, 2004-12)
    ENGLISH ABSTRACT: Wireless Area Network technology for industrial and factory applications is important for satisfying inflexible (safety-critical) real-time requirements in sometimes harsh environments. Many of these ...

  • An investigation into PCF-DCF behaviour of 802.11b networks 

    Greyling, Neville (Stellenbosch : University of Stellenbosch, 2010-03)
    ENGLISH ABSTRACT: In recent years the demand for bandwidth has dramatically increased because of new applications for data and multimedia, and wireless technology has prevailed as a prominent technology for data connectivity, ...

  • Minimum congestion routing for a 17 GHz wireless ad hoc network 

    Kotze, Daniel Johannes Van Wyk (Stellenbosch : University of Stellenbosch, 2011-03)
    ENGLISH ABSTRACT: An investigation is made to find a suitable routing protocol for a millimeter wave ad hoc wireless network. It is discovered that a hierarchical routing protocol is ideal for a high node density. Due to ...

  • Mobile radio data network for documentation display 

    Du Toit, Rene (Stellenbosch : Stellenbosch University, 2000-04)
    ENGLISH ABSTRACT: This product is designed as an educational tooL It was developed to make a classroom more organised. Better and easier communication between the teacher and the students can be established, as well as ...

  • On the use of WiMAX and Wi-Fi in a VANET to provide in-vehicle connectivity and media distribution 

    Mojela, Lerotholi Solomon (Stellenbosch : Stellenbosch University, 2011-12)
    ENGLISH ABSTRACT: The recent emergence of ubiquitous wireless connectivity and the increasing computational capacity of modern vehicles have triggered immense interest in the possibilities of vehicular connectivity. A ...

  • Optimisation of UHF radio SCADA systems for electrical distribution networks 

    Delport, Pierre (Stellenbosch : University of Stellenbosch, 2006-03)
    This thesis presents the results of an investigation to establish methods to improve the performance of area radio based communication systems for Supervisory Control and Data Acquisition (SCADA) systems. The considerable ...

  • Slotted time based protocol and polling strategies for low speed, narrow band applications 

    Ragadza, Ntakadzeni Ronald (Stellenbosch : Stellenbosch University, 2004-10)
    ENGLISH ABSTRACT: This thesis investigates and develops some aspects of low speed wireless telemetry applications. The system configuration is one of a single master, controlling and communicating with multiple slave ...

  • Synthesizer modulation for wideband FM generation 

    Snyman, A. (Anton) (Stellenbosch : Stellenbosch University, 2002-12)
    ENGLISH ABSTRACT: The high performance of present digital phase-locked loops makes it the preferred choice for the generation of stable, low noise, tunable local oscillators in wireless communications applications. Most ...

  • Using ad hoc wireless networks to enable intelligent transport systems: the design and analysis of the TH(O)RP routing protocol 

    Morrison, Daniel Weich (Stellenbosch : University of Stellenbosch, 2007-03)
    With the rapid advancement of communication technologies and broadband communication, an era is starting to emerge where everything and everyone is always connected, regardless of geography. No other technology has made ...