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.
Results
Showing 1 to 20 of 62 for “"electronic circuit"”.
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Simulation of electronic circuit board assembly
… the simulation scheme was prepared with printed circuit board assembly in mind. Included are sample runs demonstrating the application of the simulation system.
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Creativity in industrial electronic circuit design.
Massachusetts Institute of Technology. Dept. of Electrical Engineering. Thesis. 1966. M.S.
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Robust electronic circuit design using evolutionary and Taguchi methods
… mutation ( CHC ), are tested on a series of circuit problems to fmd if robust electronic circuits can be built from evolutionary methods. The evolutionary algorithms were used to search the space of discrete component values from a range of manufactured preferred values to obtain robust …
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A natural interaction reasoning system for electronic circuit analysis in an educational setting
… the process of reasoning about an electrical circuit in an educational setting. Recognition of hand-drawn shapes is accomplished in a two stage process where strokes are first processed into primitives like lines or ellipses, then combined into the appropriate circuit device symbols using a …
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Development of the capability of testing the accuracy of thermal CAD software for electronic circuit design
… of measuring surface temperatures of hybrid circuits at the Virginia Tech Hybrid Microelectronics Laboratory has been established. This capability provides a quantitative method for effectively evaluating thermal design software. Surface operating temperatures were measured and predicted for …
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Observer based fault detection filters for three-phase inverters and statcoms
The introduction of power electronics has brought great benefits in terms of size, weight, performance, and feasibility to various electrical systems. However, with increasing penetration of power electronics circuits in safety- and mission-critical systems, the reliability of the power electronics …
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Project of a digital cryogenic current comparator bridge for high precision dc resistance measurements
… Comparator bridge. Then a chapter describes the electronic circuit of the bridge. The next describes the cryogenic parts of the bridge: the flux detector, the CCC with its probe and the shields systems.
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A PVT tolerant voltage-controlled oscillator for automotive applications
… which is a mathematical requirement used in electronics to predict whether a linear electronic circuit will oscillate. In this thesis, a voltage-controlled oscillator is designed for increased performance under various process, voltage and temperature (PVT) conditions. By applying a voltage …
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Interdigital dielectrometry sensor design and parameter estimation algorithms for non-destructive materials evaluation
… arrays, other types of fringing field sensors, electronic circuit boards for measurement of sensor signals, and mechanical setups for specific applications. The parameter estimation algorithms require solving forward and inverse problems of material property estimation. The forward problem …
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Bio-inspired collective analog computation
In this thesis, I present electronic circuit systems that mimic collective analog com- putation found in biology. By combining the advantages of analog and digital computation, these systems can lead to highly complex, rapid, and energy-efficient systems such as an analog supercomputer that is …
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Design and development of a novel DC/DC bidirectional converter with dual solar/PV-based snow removal and EV charging functionality
… for snow removal in solar PV modules and power electronic circuit topologies used. Additionally, it presents the design, analysis and modelling of a smart heating system for solar PV electric vehicle (EV) charging applications. The system is based on a bidirectional buck-boost DC/DC converter …
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Qualitative modeling in the turbojet engine domain
… analysis, and troubleshooting in domains such as electronic circuit analysis and steam plant operation. This thesis addresses some of the issues involved in modeling the domain of turbojet aircraft engine operation. A causal model of the turbojet engine, based on the kinds of relationships which …
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Design of feedforward active ripple filters for power converters
An active ripple filter is an electronic circuit which cancels or suppresses the ripple current and EMI generated by the power stage of a power converter, thus reducing the passive filtration requirements. This thesis presents the design and evaluation of various current sensing and injection …
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Colloidal Electronics
Arming nano-electronics with mobility extends artificial systems into traditionally inaccessible environments. Carbon nanotubes (1D), graphene (2D) and other low-dimensional materials with well-defined lattice structures can be incorporated into polymer microparticles, granting them unique …
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Maximum likelihood estimation in dynamical systems
… system and to measured <br>data from an electronic circuit;
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Using the piezoelectric backscatter signal for remote sensing of neural signals
… of a load resistor is demonstrated. And then, an electronic circuit to implement the modulation function is simulated on the computer and constructed. The experimental results support the main hypothesis of the project.
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Lightning effects on underground distribution cable using alternative transient program
… and also soil to represent the whole system in electronic circuit have been designed and analyzed. This study shows the difference in various parameter across the shield and the sheath of the cable distribution of the best among the different types of armor and sheath used.
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Characterization and modeling of low-frequency noise in MOSFETs
For many years, RF and analog integrated circuits have been mainly developed using bipolar and compound semiconductor technologies due to their better performance. In the last years, the advance made in CMOS technology allowed analog and RF circuits to be built with such a technology, but the use …
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Automation of soft lithography
… using microcontact printing in order to forming electronic circuit patterns for flexible displays. At first, the general principles and characteristics of soft lithography are reviewed in order to provide the snapshot of soft lithography technologies, and the key factors that affect the …
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Designing Framework For The Computer Aided Design Of Silicon Carbide JFET Circuits In BLEO Environments
<p>Abstract: circuit design and testing are two essential processes to synthesis of an efficient and reliable circuit. Real-time testing of a circuit through circuit fabrication and development is an expensive and a risky procedure whereas testing the circuit by modelling and simulating is more …
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