Browsing PhD theses in Engineering and Sciences by Issue Date
Now showing items 1-20 of 109
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The micro-culture of a mathematics classroom : Artefacts and Activity in Meaning making and Problem solving
(Doctoral dissertations at University of Agder;, Doctoral thesis, 2006) -
Mathematics Teachers' Interpretation of the Curriculum Reform, L97, in Norway
(Doctoral thesis, 2007) -
Teachers' implementation and orchestration of Cabri-use in mathematics teaching
(Doctoral thesis, 2008)This thesis reports from a study of three teachers¿ first ever use of a particular computer software tool, Cabri, in teaching at two lower secondary schools in Norway. The thesis gives a characterisation of teachers¿ ... -
Developing Algebraic Thinking in a Community of Inquiry : Collaboration between Three Teachers and a Didactician
(Doctoral Dissertations at the University of Agder, Doctoral thesis; Peer reviewed, 2009)In this thesis I report from a study of the development of algebraic thinking of three teachers, from lower secondary school, and a didactician from a university in Norway (myself). The thesis offers an account of ... -
Channel simulation models for mobile broadband communication systems
(Doctoral thesis; Peer reviewed, 2009)Mobile broadband wireless communication systems (MBWCS) are emerging as a solution to provide broadband services to users on the move. These systems are expected to operate in a wide variety of propagation scenarios, at ... -
Remote service discovery and control for ubiquitous service environments in next-generation networks
(Doctoral Dissertations at the University of Agder, Doctoral thesis; Peer reviewed, 2010) -
Mobile-to-mobile cooperative communication systems : channel modeling and system performance analysis
(Doctoral dissertations at the University of Agder;26, Doctoral thesis; Peer reviewed, 2010) -
Measurement-based channel simulation models for mobile communication systems
(Doctoral dissertations at the University of Agder;24, Doctoral thesis; Peer reviewed, 2010) -
A service based approach for future internet architectures
(Doctoral dissertations at the University of Agder;28, Doctoral thesis; Peer reviewed, 2010) -
The design of efficient and secure P2PSIP systems
(Doctoral dissertations at the University of Agder;27, Doctoral thesis; Peer reviewed, 2010) -
Intelligent Learning Automata-based Strategies Applied to Personalized Service Provisioning in Pervasive Environments
(Doctoral dissertations at the University of Agder;43, Doctoral thesis, 2011) -
Security Mechanisms in Unattended Wireless Sensor Networks
(Doctoral Dissertation by the University of Agder;39, Doctoral thesis; Peer reviewed, 2011)Wireless Sensor Networks (WSNs) consisting of a large number of sensor nodes are being deployed in potentially hostile environments for applications such as forest fire detection, battlefield surveillance, habitat ... -
Cooperative Medium Access Mechanisms and Service-oriented Routing in Multi-hop Wireless Networks
(Doctoral dissertations at the University of Agder;37, Doctoral thesis; Peer reviewed, 2011)Multi-hop wireless networks have been regarded as a promising path towards future wireless communication landscape. In the past decade, most related work has been performed in the context of mobile ad hoc networks. In ... -
Broadband wireless communication systems: Channel modeling and system performance analysis
(Doctoral Dissertation at the University of Agder;34, Doctoral thesis; Peer reviewed, 2011)Wideband channel modeling, which can accurately describe the most important characteristics of wideband mobile fading channels, is essential for the design, evaluation, and optimization of broadband wireless communication ... -
Statistical analysis of the capacity of mobile radio channels
(Doctoral dissertations at the University of Agder;29, Doctoral thesis; Peer reviewed, 2011) -
Real-life contexts in mathematics and students` interests : an Albanian study
(Doctoral dissertations at University of Agder;52, Doctoral thesis; Peer reviewed, 2012) -
Cooperative Communications inWireless Local Area Networks: MAC Protocol Design and Multi-layer Solutions
(Doctoral dissertations at the University of Agder;48, Doctoral thesis; Peer reviewed, 2012)This dissertation addresses cooperative communications and proposes multi-layer solu- tions for wireless local area networks, focusing on cooperative MAC design. The coop- erative MAC design starts from CSMA/CA based ... -
Medium access in cognitive radio networks: From single hop to multiple hops
(Doctoral dissertations at the University of Agder;50, Doctoral thesis; Peer reviewed, 2012)If channel assembling is enabled, this technique can be utilized for potential performance improvement in CRNs. Two use cases are envisaged for channel assembling. In the first use case, the system can accommodate parallel ...