Browsing Electrical and Computer Engineering by Title
Now showing items 1833-1852 of 1976
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Theoretical and Experimental Study to Improve Antenna Performance Using a Resonant Choke Structure
(University of Waterloo, 2014-12-11)Every antenna requires a feed network to supply its RF energy. In the case of a simple dipole antenna, this could be a coaxial cable with a tuning element and matching balun. For mostly omnidirectional antennas, currents ... -
Theoretical Investigation of Contact Effects on the Performance of 2D-Material Nanotransistors
(University of Waterloo, 2021-04-28)Two-dimensional (2D) materials have attracted significant attention for electronic device applications since the first graphene transistor was demonstrated in 2004. Various 2D materials not only exhibit excellent carrier ... -
Theoretical Investigation of Molybdenum Disulfide (MoS2) Field-Effect Transistors for Electronic and Optoelectronic Applications
(University of Waterloo, 2015-08-19)After the first demonstration of graphene, 2D materials have attracted tremendous attentions in the electronic devices community. Graphene was regarded as a promising material for electronics due to its extremely high ... -
Theoretical Studies on Terahertz Quantum Cascade Lasers for Device Design Guideline
(University of Waterloo, 2023-01-27)Terahertz (THz) quantum cascade laser (QCL) is the most promising THz light source for the next-generation THz technologies of imaging, spectroscopy, and wireless communication. However, room-temperature operation of THz ... -
Theory, Design and Development of Artificial Magnetic Materials
(University of Waterloo, 2009-09-24)Artificial Magnetic Materials (AMMs) are a subgroup of metamaterials which are engineered to provide desirable magnetic properties not seen in natural materials. These artificial structures are designed to provide either ... -
Theory, Design and Development of Resonance Based Biosensors in Terahertz and Millimeter-wave
(University of Waterloo, 2009-11-30)Recent advances in molecular biology and nanotechnology have enabled scientists to study biological systems at molecular and atomic scales. This level of sophistication demands for new technologies to emerge for providing ... -
Thermal Aging Time-temperature Effects on Low Voltage EPR/XLPE Insulated Cables
(University of Waterloo, 2022-12-21)Low-voltage (LV) insulated cables are widely used in nuclear power plant environments in critical applications such as power transmission, control of equipment and instrumentation, and signal and data communication. Since ... -
Thermal Dynamic Imaging and Thermal Management for Quantum Cascade Lasers
(University of Waterloo, 2022-10-31)Recent advances in quantum cascade lasers (QCLs) development are pushing lasing performance towards higher output power, higher operating temperature, and higher wall-plug efficiency (WPE). However, joule heating and ... -
Thermostatically Controllable Loads for Primary Frequency Control in Isolated Microgrids
(University of Waterloo, 2019-08-07)In the last few decades, governments, private investors, and non-governmental organizations have gradually incentivized the integration of Renewable Energy Sources (RESs) and efficient Energy Storage System (ESS) technologies ... -
Thin Film Solar Cells on Transparent Plastic Foils
(University of Waterloo, 2011-05-20)The focus of this thesis is on the optimization and fabrication of p-i-n amorphous silicon (a-Si:H) solar cells both on glass and transparent plastic substrates. These solar cells are specifically fabricated on transparent ... -
Thin-Film Transistor Integration for Biomedical Imaging and AMOLED Displays
(University of Waterloo, 2008-05-14)Thin film transistor (TFT) backplanes are being continuously researched for new applications such as active-matrix organic light emitting diode (AMOLED) displays, sensors, and x-ray imagers. However, the circuits implemented ... -
Third-Party TCP Rate Control
(University of Waterloo, 2005)The Transmission Control Protocol (TCP) is the dominant transport protocol in today?s Internet. The original design of TCP left congestion control open to future designers. Short of implementing changes to the TCP stack ... -
A Three-Port DC/DC Converter (TPC) for Small-Scale Standalone PV-Battery Systems
(University of Waterloo, 2023-09-18)While conventional electricity generation relies on fossil fuels like coal, oil, and gas, renewable energy relies on abundant sources like sunlight, wind, water, and geothermal heat, offering eco-friendly alternatives with ... -
Threshold Voltage Instability and Relaxation in Hydrogenated Amorphous Silicon Thin Film Transistors
(University of Waterloo, 2005)This thesis presents a study of the bias-induced threshold voltage metastability phenomenon of the hydrogenated amorphous silicon (a-Si:H) thin film transistors (TFTs). An application of gate bias stress shifts the ... -
Throughput and Expected-Rate in Wireless Block Fading Systems
(University of Waterloo, 2012-09-26)This thesis deals with wireless channels in uncorrelated block fading environment with Rayleigh distribution. All nodes are assumed to be oblivious to their forward channel gains; however, they have perfect information ... -
Throughput Limits of Wireless Networks With Fading Channels
(University of Waterloo, 2007-12-21)Wireless Networks have been the topic of fundamental research in recent years with the aim of achieving reliable and efficient communications. However, due to their complexity, there are still many aspects of such ... -
Throughput Optimization in Multi-hop Wireless Networks with Random Access
(University of Waterloo, 2011-05-19)This research investigates cross-layer design in multi-hop wireless networks with random access. Due to the complexity of the problem, we study cross-layer design with a simple slotted ALOHA medium access control (MAC) ... -
Throughput Scaling Laws in Point-to-Multipoint Cognitive Networks
(University of Waterloo, 2010-07-08)Simultaneous operation of different wireless applications in the same geographical region and the same frequency band gives rise to undesired interference issues. Since licensed (primary) applications have been granted ... -
Time Synchronization in Distributed Systems without a Central Clock
(University of Waterloo, 2019-02-11)Time synchronization and a common understanding of the concept of time is an essential and important aspect of modern computing. Among the drawbacks of current and popular methods, such as the Network Time Protocol, ... -
Time-Aware Dynamic Binary Instrumentation
(University of Waterloo, 2017-08-23)The complexity of modern software systems has been rapidly increasing. Program debugging and testing are essential to ensure the correctness of such systems. Program analysis is critical for understanding system’s behavior ...