Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 14 of 14 for “"digital circuit design"”.
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Low energy digital circuit design using sub-threshold operation
… made power management a significant concern for circuit designers. For emerging low power applications such as distributed micro-sensor networks or medical applications, low energy operation is the primary concern instead of speed, with the eventual goal of harvesting energy from the environment. …
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Investigation into digital circuit design with GaAs/Ga2O3 heterostructure MOSFETs
… are investigated as a potential technology for digital circuit design. The devices under investigation are 0.6 μm gate length, enhancement mode, heterostructure MOSFETs, with a high-κ dielectric (Ga2O3), and an InGaAs channel. Historically silicon CMOS technology has been the natural choice for …
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Characterization of Schottky barrier carbon nanotube transistors and their applications to digital circuit design
… The goal of the present work is to propose circuit models for carbon nanotube field effect transistors (CNTFETs) and apply them to aspects of digital circuit design. This research models the current voltage characteristics of CNTFETs below and above threshold. The current characteristics are …
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Analysis of MOS Current Mode Logic (MCML) and Implementation of MCML Standard Cell Library for Low-Noise Digital Circuit Design
<p>MOS current mode logic (MCML) offers low noise digital circuits that reduce noise that can cripple analog components in mixed-signal integrated circuits, when compared to CMOS digital circuits. An MCML standard cell library was developed for the Cadence Virtuoso Integrated Circuit (IC) design …
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Tutorial on designing and implementing a direct digital synthesizer (DDS) on a field programmable gate array (FPGA)
… One such a frequency synthesizer is a direct digital synthesizer (DDS). This thesis work utilizes a design that aims to combine digital circuit design and electronic communication knowledge, and apply them in a practical environment. It does so by providing a tutorial on designing and …
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High Temperature CMOS Silicon Carbide Asynchronous Circuit Design
<p>Designing a digital circuit to operate in an extreme temperature range is a challenge with increasing demand for a solution. Large variations in temperature have a distinct impact on electron mobilities causing substantial changes to the threshold voltage of the devices. These physical changes …
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Enhancing Productivity with Back-End Similarity Matching of Digital Circuits for IP Reuse
Productivity for digital circuit design is being outpaced currently by the rate at which<br />silicon is growing such as FPGAs. Complex designs take a large amount of engineering<br />hours to complete. Reuse of existing design can potentially decrease this cost and increase<br />design …
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Overcoming nanoscale variations through statistical error compensation
… nanoscale technologies create great obstacles in designing high-performance, next-generation digital integrated circuits (ICs). Conventional design principles impose increased design margins in power supply, device sizing, and operating frequency, leading to overly conservative designs which …
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Pattern-placement-error detection for spatial-phase-locked e-beam lithography (SPLEBL)
… The work presented in this thesis describes the design of an efficient error detection and correction mechanism for SPLEBL and how it could be implemented as a digital circuit. An error-detection algorithm, well suited for digital hardware, has been developed and characterized. A digital circuit …
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Scaling CAD software and enabling collaboration via operational transforms
… a robust implementation of collaborative CAD for circuit design, with applications in education. Within this thesis, I set out to implement a scalable and robust collaborative CAD software through the partial revision of JaDE, an existing circuit design tool. JaDE (Javascript Design Environment) …
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Behavioural specification and simulation of minimum configuration computer systems.
The ultimate goal of Computer-Aided Design research in the area of digital circuits is the automatic synthesis of a complete solution from a behavioural specification. This thesis describes an attempt to attain this ideal in the more limited realm of designing single-board control systems, …
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Reducing Off-State Current in P-Type Metal Oxide Thin Film Transistors
… is inferior to CMOS. While NMOS is a type of digital circuit design which utilises only n-type semiconductors, CMOS utilises complementary n-type and p-type transistors to enable low-power and stability. P-type metal-oxide semiconductors have performed poorly in transistor devices and have …
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Computing with unreliable resources : design, analysis and algorithms
… emerging in a variety of technologies, such as circuit design, cloud computing, and crowdsourcing. In circuit design, as we approach the physical limits, semiconductor fabrication has been increasingly susceptible to fabrication flaws, resulting unreliable circuit components. In cloud computing, …
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Design and Modeling Environment for Nano-Electro-Mechanical Switch (NEMS) Digital Systems
… Switch (NEMS) at the physical, logical and circuit level. NEMS are switching devices, which have virtually zero leakage current, 1-3 V operation voltage, 1-10 ns switching time, and small footprint. NEMS switches can be easily hybridized with CMOS at the metallization or device levels to …