Blar i PhD theses in Engineering and Sciences på dokumenttype "Peer reviewed"
Viser treff 1-20 av 21
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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 ... -
Bruk av elevbøker i matematikk på ungdomssteget : ein kasusstudie
(Doctoral Dissertations at the University of Agder;60, Doctoral thesis; Peer reviewed, 2013)The focus of this dissertation is on ways students and teachers work with the student-book in mathematics in lower secondary school. The intention is to study how it is integrated to the learning activity in the subject. ... -
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 ... -
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 ... -
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 ... -
Cryptographic Enforcement of Attribute-based Authentication
(Doctoral dissertations at University of Agder;, Doctoral thesis; Peer reviewed, 2016)This dissertation investigates on the cryptographic enforcement about attributebased authentication (ABA) schemes. ABA is an approach to authenticate users via attributes, which are properties of users to be authenticated, ... -
The design of efficient and secure P2PSIP systems
(Doctoral dissertations at the University of Agder;27, Doctoral thesis; Peer reviewed, 2010) -
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 ... -
Elevers matematikksamtaler : Læring i og mellom praksiser
(Doctoral dissertations at University of Agder;57, Doctoral thesis; Peer reviewed, 2012)The aim of this study “Students´mathematical conversations – Learning in and beween practices” is to examine students’ mathematical conversations and the students learning in and between practices. I study what characterizes ... -
Energy Efficiency in Hybrid Mobile and Wireless Networks
(Doctoral dissertations at the University of Agder;49, Doctoral thesis; Peer reviewed, 2012)Wireless Internet access is almost pervasive nowadays, and many types of wireless networks can be used to access the Internet. However, along with this growth, there is an even greater concern about the energy consumption ... -
Enhancing Mathematics Learning Through Peer Assessment Using Mobile Tablet Based Solutions
(Doctoral dissertations at the University of Agder;64, Doctoral thesis; Peer reviewed, 2013)Higher education is facing unprecedented challenges with an increasing demand for high quality education, driven by tougher global competition. Student numbers are fast growing at most universities, whereas the sources ... -
Learning and teaching functions and the transition from lower secondary to upper secondary school
(Doktoravhandlinger ved Universitet i Agder;78, Doctoral thesis; Peer reviewed, 2013) -
Measurement-based channel simulation models for mobile communication systems
(Doctoral dissertations at the University of Agder;24, Doctoral thesis; Peer reviewed, 2010) -
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 ... -
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) -
Model-driven and Compositional Service Creation in the Internet of Services
(Doctoral dissertations at the University of Agder;45, Doctoral thesis; Peer reviewed, 2012)In the Future Internet, billions of devices will be connected to the Internet. Devices at any levels of hierarchy provide software functionality that can be used by others. We can call the device’s functionality a service, ... -
Real-life contexts in mathematics and students` interests : an Albanian study
(Doctoral dissertations at University of Agder;52, Doctoral thesis; Peer reviewed, 2012) -
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) -
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 ... -
A service based approach for future internet architectures
(Doctoral dissertations at the University of Agder;28, Doctoral thesis; Peer reviewed, 2010)