Browsing Electrical and Computer Engineering by Title
Now showing items 741-760 of 1968
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Greedy Representative Selection for Unsupervised Data Analysis
(University of Waterloo, 2013-01-25)In recent years, the advance of information and communication technologies has allowed the storage and transfer of massive amounts of data. The availability of this overwhelming amount of data stimulates a growing need to ... -
Grid-able Plug-in Electric Vehicles in Smart Grids: Incorporation into Demand Response
(University of Waterloo, 2016-01-22)Electric transportation has attracted a great deal of interest within the transport sector because of its notable potential to become a low-carbon substitute for conventional combustion engine vehicles. However, widespread ... -
Gromit An In-Memory Graph Database
(University of Waterloo, 2017-02-28)This work presents the implementation of an in-memory graph database management system called Gromit. This graph database represents large and complex networks using labelled property graphs, and encodes semantic information ... -
Growth and Characterization of Epitaxial Al Layers on GaAs and Si Substrates for Superconducting CPW Resonators in Scalable Quantum Computing Systems
(University of Waterloo, 2015-08-20)The growth of Aluminum (Al) on semiconductors and dielectrics is a cornerstone in the quest for scalable quantum computing systems. Indeed the electrical properties of Al make it an exceptional candidate for the realization ... -
Growth and Characterization of epitaxial FeCo/MgO/EuS Magnetic Tunnel Junctions on MgO buffered (100)-Si
(University of Waterloo, 2016-04-15)In the last few decades, due to the dramatic improvement of the TMR (tunneling magnetoresistance) effect in MTJs (Magnetic Tunnel Junctions), the data storage industry has been revolutionized. There are so many applications ... -
Growth of graded quantum wells for THz polaritonics
(University of Waterloo, 2021-09-02)Rectangular quantum wells have long dominated the landscape of layered nanostructures. They exhibit a rich variety of physics and can be reliably grown with techniques such as molecular beam epitaxy. Rectangular wells ... -
Guarded Evaluation: An Algorithm for Dynamic Power Reduction in FPGAs
(University of Waterloo, 2012-04-25)Guarded evaluation is a power reduction technique that involves identifying sub-circuits (within a larger circuit) whose inputs can be held constant (guarded) at specific times during circuit operation, thereby reducing ... -
Guided-Wave Superconducting Quantum Optoelectronic Devices
(University of Waterloo, 2010-05-27)This thesis investigates a novel optoelectronic platform based on the integration of superconductive structures, such as thin films and micro-constrictions, with optical waveguides for ultra-fast and ultra-sensitive ... -
H-Infinity Performance Limitations for Problems with Sensor Time Delays
(University of Waterloo, 2008-01-23)Motivated by ongoing research into automating radiotherapy, this thesis is concerned with linear feedback control and estimation problems where only a delayed output signal is measurable. Various discrete-time performance ... -
Haptic Training Simulator for Pedicle Screw Insertion in Scoliosis Surgery
(University of Waterloo, 2015-02-20)This thesis develops a haptic training simulator that imitates the sensations experienced by a surgeon in pedicle screw insertions in a scoliosis surgery. Pedicle screw insertion is a common treatment for fixing spinal ... -
HARDI Denoising using Non-local Means on the ℝ³ x 𝕊² Manifold
(University of Waterloo, 2012-01-05)Magnetic resonance imaging (MRI) has long become one of the most powerful and accurate tools of medical diagnostic imaging. Central to the diagnostic capabilities of MRI is the notion of contrast, which is determined by ... -
The Hardness of Learning Access Control Policies
(University of Waterloo, 2023-08-30)The problem of learning access control policies is gaining significant attention in research. We contribute to the foundations of this problem by posing and addressing meaningful questions on computational hardness. Our ... -
Hardware Implementation of a High Speed Deblocking Filter for the H.264 Video Codec
(University of Waterloo, 2012-04-25)H.264/MPEG-4 part 10 or Advanced Video Coding (AVC) is a standard for video compression. MPEG-4 is currently one of the most widely used formats for recording, compression and distribution of high definition video. One ... -
Hardware Implementation of Barrett Reduction Exploiting Constant Multiplication
(University of Waterloo, 2019-10-01)The efficient realization of an Elliptic Curve Cryptosystem is contingent on the efficiency of scalar multiplication. These systems can be improved by optimizing the underlying finite field arithmetic operations which are ... -
Hardware Implementation of Fixed-Point Decoder for Low-Density Lattice Codes
(University of Waterloo, 2022-04-29)Low-density lattice codes (LDLCs) are a special class of lattice codes that can be decoded efficiently using iterative decoding and approach the capacity of the additive white Gaussian noise (AWGN) channel. The construction ... -
Hardware Implementation of Soft Computing Approaches for an Intelligent Wall-following Vehicle
(University of Waterloo, 2007-05-18)Soft computing techniques are generally well-suited for vehicular control systems that are usually modeled by highly nonlinear differential equations and working in unstructured environment. To demonstrate their applicability, ... -
Hardware Implementations of the Lightweight Welch-Gong Stream Cipher Family using Polynomial Bases
(University of Waterloo, 2019-01-28)In this thesis we develop a parametrized generic hardware implementation for the Welch-Gong (WG) stream cipher family for low power and low cost applications. WG stream ciphers operate over finite fields, and are comprised ... -
Hardware Implementations of the WG-16 Stream Cipher with Composite Field Arithmetic
(University of Waterloo, 2014-09-22)The WG stream cipher family consists of stream ciphers based on the Welch-Gong (WG) transformations that are used as a nonlinear filter applied to the output of a linear feedback shift register (LFSR). The aim of this ... -
Hardware-Aware Precoding and Digital Predistortion for Massive MIMO Transmitters
(University of Waterloo, 2022-05-19)To cope with the ever-increasing demand for higher data rates, reduced latency, and improved coverage, new technologies are needed to advance the current state of wireless communication systems. One of the promising new ... -
A Hardware/Software Fuel Gauge Analog-to-Digital Converter Solution for Mobile Electronics Applications
(University of Waterloo, 2015-10-22)Power consumption is one of the key considerations in any mobile electronics design. As technology roadmaps advance in the mobile and wearable markets, there will be an evident push for lower power consumption in terms of ...