Blar i Institutt for elektroniske systemer på emneord "VDP::Technology: 500::Electrotechnical disciplines: 540"
Viser treff 1-18 av 18
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Compensating time variability of the underwater channel for effective underwater acoustic communications
(Doctoral theses at NTNU;2019:300, Doctoral thesis, 2019) -
Delta Sigma Modulators with Beamformers for Application in Medical Ultrasound Imaging
(Doctoral theses at NTNU;2017:52, Doctoral thesis, 2017)Portable medical ultrasound solutions require a high degree of compactness and low power consumption, without sacrificing image quality. In this dissertation we investigate the feasibility of employing a continuous time ... -
Design and Implementation of Underwater Acoustic Communication System Based on Frequency-domain Processing
(Doctoral theses at NTNU;2020:45, Doctoral thesis, 2020) -
Design of Low-Power Front-End Integrated Circuits for In-Probe Ultrasound Applications
(Doctoral theses at NTNU;2017:155, Doctoral thesis, 2017)This thesis explores the design and implementation of low-power integrated circuits for in-probe ultrasound applications. In such systems, the power requirement is very tight to prevent over-heating of the tissue. In ... -
Distributed Learning and Estimation with Enhanced Privacy and Security
(Doctoral theses at NTNU;2023:59, Doctoral thesis, 2023)This thesis focuses on threat analysis and management in distributed learning scenarios intending to develop algorithms to mitigate the impact of adversaries in the network. The thesis begins with a threat analysis that ... -
Geometrical lattice engineering of oxide interfaces
(Doctoral theses at NTNU;2017:45, Doctoral thesis, 2017) -
Growth and Characterization of Self- Catalyzed GaAsSb Nanowires for Optoelectronic Applications
(Doctoral theses at NTNU;2017:136, Doctoral thesis, 2017) -
In-orbit Radio Measurements using Software-Defined Radios in Small Satellites
(Doctoral theses at NTNU;2022:117, Doctoral thesis, 2022)Environmental monitoring of the oceans and the Arctic is important to understand the impact of global warming and climate change. The use of different types of assets, such as satellites and autonomous agents, can contribute ... -
Machine-Learning Sensor Validation for Digital Twins
(Doctoral theses at NTNU;2023:151, Doctoral thesis, 2023)The rapid growth of digital twins (DTs), built upon Internet of Things (IoT) and Industrial IoT systems, demands a large variety of networked sensors’ solutions. Indeed, networked sensors enable various sophisticated ... -
Metamaterial effective parameters
(Doctoral theses at NTNU;2017:181, Doctoral thesis, 2017)Metamaterials are a class of composite materials acting as effectively continuous media, which are capable of realizing entirely new phenomena such as negative refraction and transformation optics. They have thereby opened ... -
Mid-Infrared Tuneable Laser Spectroscopy for Glucose Sensing
(Doctoral theses at NTNU;2020:231, Doctoral thesis, 2020)Mid-infrared spectroscopy is a versatile analytical technique, with recent technological developments that enable further advancements towards miniaturised and portable sensor applications. Quantum cascade lasers (QCLs) ... -
On Enabling Scalable, Personalized, and Private Federated Learning
(Doctoral theses at NTNU;2024:92, Doctoral thesis, 2024)This thesis investigates distributed machine learning for emerging Internet of Things (IoT) and Cyber-Physical Systems (CPS) applications. These applications involve large-scale data collection from distributed, often ... -
Optimization of heterogeneous cellular networks
(Doctoral theses at NTNU;2019:274, Doctoral thesis, 2019) -
Physics-informed and learning-based approaches to biomedical hyperspectral data analysis
(Doctoral theses at NTNU;2021:157, Doctoral thesis, 2021)The high spectral and spatial resolution of hyperspectral imaging makes it a promising imaging technique for a wide range of biomedical applications. A recurring challenge is the handling and processing of the large amounts ... -
Reliability Studies in Information and Communication Technologydominated Distribution Systems: Adequacy Assessment of Cyber-Physical Distribution Networks Including Microgrids
(Doctoral theses at NTNU;2023:188, Doctoral thesis, 2023)In the past decade, the emergence of high-speed, reliable, and smart computer systems has caused a revolution in control systems, and digital systems are replacing traditional and analogous control systems in industries. ... -
Techniques for Linearity and Efficiency Improvement by Biasing Gate and/or Drain as Functions of Envelope Power and Introduction of a Novel FOM for Linearity, Applied on GaN PA's
(Doctoral theses at NTNU;2017:218, Doctoral thesis, 2017)Over the past years, a digital cellular system evolved from the GSM providing the voice and text services over the GPRS and EDGE to the 3G and 4G services providing the video and broadband mobile services, and it is now ... -
Towards secure and efficient quantum key distribution
(Doctoral theses at NTNU;2019:206, Doctoral thesis, 2019) -
Ultra Low-Power/Low-Energy CMOS Mixed-Signal Building Blocks
(Doctoral theses at NTNU;2019:362, Doctoral thesis, 2019)In the present day microelectronics, supply voltage scaling has received an intense attention as an efficient approach to reduce the power consumption in battery-operated and energy-harvested wireless systems. However, ...