Browsing Institutt for elektroniske systemer by Document Types "Doctoral thesis"
Now showing items 1-20 of 198
-
A Discriminative Approach to Pronunciation Variation Modeling in Speech Recognition
(Doktoravhandlinger ved NTNU, 1503-8181; 2013:15, Doctoral thesis, 2013)Put in the most general terms, this dissertation addresses the problem of automatic recognition of non-native proper names. Proper names in themselves tend to pose a severe challenge to speech recognition engines, as these ... -
A Temporal Network Calculus for Performance Analysis of Computer Networks
(Doktoravhandlinger ved NTNU, 1503-8181; 2011:199, Doctoral thesis, 2011)One inevitable trend of network development is to deliver information with various traffic characteristics and diverse Quality of Service (QoS) requirements. In response to the continually growing demand for more bandwidth, ... -
Ab Initio Studies of Functional Oxides for Thin Film Applications
(Doctoral theses at NTNU;2017:352, Doctoral thesis, 2017)To continue the tremendous growth that the electronics industry has experienced over the last half-century, new energy efficient nanoscale devices are needed. One promising route towards this end is to introduce novel ... -
Acoustic and Elastic wave Exploration and Monitoring using Dense Passive Arrays
(Doctoral theses at NTNU;2023:278, Doctoral thesis, 2023)Passive recording systems have become increasingly popular and important in various marine acoustic and geophysics branches. Data from these systems provide valuable information and can be used in various applications, ... -
Adaptive coded modulation : design and simulation with realistic channel state information
(Doktoravhandlinger ved NTNU, 1503-8181; 2005:38, Doctoral thesis, 2005)Spectrally efficient transmission schemes are becoming a more common requirement for digital communication systems. Especially in wireless communication since the bandwidth of available frequencies is a shared resource. ... -
Adaptive coded modulation in spatial and multiuser diversity systems
(Doktoravhandlinger ved NTNU, 1503-8181; 2005:49, Doctoral thesis, 2005)This thesis consists of five included papers plus an introduction. The majority of the papers are devoted to performance analysis of an adaptive coded modulation (ACM) scheme based on multidimensional trellis codes. ... -
Adaptive Coded Modulation Performance and Channel Estimation Tools for Flat Fading Channels
(Dr. ingeniøravhandling, 0809-103X; 2002:18, Doctoral thesis, 2002)The need for spectrally efficient transmission on mobile and wireless channels is prevalent. A promising scheme for such transmission is adaptive coded modulation. In this thesis, techniques for assessing the performance ... -
Amplified ladder networks for time division multiplexing of fiber-optic sensors
(Doktoravhandlinger ved NTNU, 1503-8181; 2005:68, Doctoral thesis, 2005)Large systems of fiber-optic sensors are suitable for a wide range of applications ranging from seismic surveying to health monitoring of concrete structures. Time division multiplexing of fiber-optic sensors in ladder ... -
Analysis and Improvement of Wireless Ad Hoc Network Performance Through MAC and PHY Layer Design
(Doktoravhandlinger ved NTNU, 1503-8181, Doctoral thesis, 2010)In this dissertation, we investigate the performance of point-to-point wireless ad hoc networks. The performance evaluation is performed in terms of outage probability, which is defined as the probability of receiving ... -
Analysis and Maximization of Throughput Guarantees Offered in Wireless Networks
(Doctoral Theses at NTNU, 1503-8181; 2012:63, Doctoral thesis, 2012)The field of wireless communications has experienced huge growth in the last decades. Various new user applications have been developed, and the demand for efficient utilization of resources has increased considerably. ... -
Analysis and Optimization in Wireless Sensor Network Aided Cognitive Radio Systems
(Doktoravhandlinger ved NTNU, 1503-8181; 2012:225, Doctoral thesis, 2012)To enhance cognitive radio (CR) technology, this thesis focuses on the wireless sensor network aided cognitive radio scenario. The main role of the wireless sensor network (WSN) in practice is to overcome the inherent ... -
Analysis and optimization of pilot-aided adaptive coded modulation under noisy channel state information and antenna diversity
(Doktoravhandlinger ved NTNU, 1503-8181; 2006:157, Doctoral thesis, 2006)The thesis is largely built on a collection of published and submitted papers where the main focus is to analyze and optimize single-carrier adaptive coded modulation systems with and without antenna diversity. Multidimensional ... -
Analysis of active and passive metamaterials
(Doctoral theses at NTNU;2019:158, Doctoral thesis, 2019)Metamaterials are composite materials acting as effectively continuous media, which are capable of realizing entirely new phenomena such as negative refraction and transformation optics. This class of new materials may ... -
Antiferromagnetic Domain Structure in LaFeO3 Thin Films and Nanostructures
(Doktoravhandlinger ved NTNU, 1503-8181; 2011:281, Doctoral thesis, 2011) -
Application of numerical methods in acoustics with special attention to ship noise and sound propagation in canals
(Doktoravhandlinger ved NTNU, 1503-8181; 2008:100, Doctoral thesis, 2008) -
Applying the Internet to Instrumentation and Metrology
(Doktoravhandlinger ved NTNU, 1503-8181; 2007:2, Doctoral thesis, 2007)The work describes useful approaches to applying the Internet in electrical metrology and calibration. The work comprises several approaches to Internet-enabled metrology, including running remote measurements and remotely ... -
Arctic Communications System Utilizing Satellites in Highly Elliptical Orbits
(Doctoral Theses at NTNU, 1503-8181; 2013:96, Doctoral thesis, 2013)Activities in the Arctic and high latitude regions are increasing, and this trend will likely continue in the future. A higher activity level will generate an increasing demand for communications services. Several studies ... -
ART AND TECHNOLOGY PERSPECTIVES ON BRAIN ATLASES
(Doctoral thesis at NTNU;2015:251, Doctoral thesis, 2015)The research presented in this thesis explores an approach to neuroimaging which concerns the use of Brain Atlases and Neuronavigation techniques. The main focus has been to performinvestigations regarding themethods, ... -
Articulatory Inversion for Speech Technology Applications
(Doctoral theses at NTNU;2022:198, Doctoral thesis, 2022)Within the past decades advances in neural networks have improved the performance of a vast area of speech processing applications including the articulatory inversion problem which is concerned with estimating the vocal ... -
Automotive Radar in W-band Utilizing Wide Angle Phased Array
(Doktoravhandlinger ved NTNU, 1503-8181; 2014:186, Doctoral thesis, 2014)Automotive radars have been on the market since their introduction in adaptive cruise control. More and more safety applications employing automotive radars are being released but most of them have a narrow field of view. ...