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Now showing items 11-20 of 99
Co-designing a billing system for voice services in rural South Africa: Lessons learned
(ACM, 2014)
Access to information and communication technologies re- mains una ordable for many in rural areas despite recent progress in providing voice services to remote communities. The sustainability of alternative technical ...
Performance Evaluation of a Wireless Network using a VoIP Traffic Generator on a Mobile Device
(ACM, 2014)
The problem of generating different patterns of traffic to emulate real user behaviour is receiving considerable attention with the construction of new and more complex network architectures. The theoretical modelling of ...
A participatory design for a billing system: A South African case study of a community based telephony system
(ACM, 2014)
This paper describes the role participatory design can play in developing and implementing an information and communication technology for development project in a rural area. It shows how the process of co-designing an ...
Rural Wireless Mesh Network Analysis on Mobile Devices
(Telkom SA, 2014)
The aim of this research effort is to build an efficient and accurate mobile traffic generator based on open source computer-based traffic generator software. A high performance mobile traffic generator would make the ...
Optimisation of SlotTime for a single-radio Mid-Range Multi-hop Wireless Mesh Network
(Telkom SA, 2014)
This paper presents the business context and results of an optimisation exercise for a single-radio mid-range multi-hop wireless mesh network for the provision of VoIP services. This WiFi mesh network physically covers 30 ...
Ethics and mono-disciplinarity: positivism, informed consent and informed participation
(Elsevier, 2005)
There are a number of pressures on researchers in academia and industry to behave unethically or compromise their ethical standards, for instance in order to obtain funding or publish frequently. In this paper a case study ...
SignSupport: a limited communication domain mobile aid for a Deaf patient at the pharmacy
(Telkom, 2013)
This paper discusses a prototype for a communication aid on a mobile phone to support a Deaf1 person visiting a public hospital pharmacy. The aim is to prevent problems of non-compliance to treatment due to poor communication ...
Internet protocol-based push to talk
(Telkom, 2010)
This paper discusses a way of offering voice instant messaging based on Internet Protocol using Session Initiation Protocol. The purpose of this investigation is to enhance the modern social communication amongst the people ...
Reliable communication across ad hoc networks
(Telkom, 2008)
This paper presents a fully decentralised peer-topeer voice communication tool intended for use across mobile ad hoc networks (MANET) by distributed groups who desired collaboration. We examined the synergy between MANETs ...
Local ownership, exercise of ownership and moving from passive to active entitlement: a practice-led inquiry on a rural community network
(CCIRDT, 2015)
In this paper, we aim to shed light on local ownership from a double practical and
theoretical perspective, and examine its meaning as well as the factors that are bound to
influence its development in community based ...