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 10 of 10 for “"signal-conditioning circuit"”.
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Integrated Current Sensor using Giant Magneto Resistive (GMR) Field Detector for Planar Power Module
… drive system was developed, and a gate-driver circuit with an over-current protection was planned to integrate into the module. This thesis discusses a current-sensing method for the planar module, and the integrated gate driver circuit with an over-current protection. After reviewing several …
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Design and control optimization for high-speed jumping mode Atomic Force Microscope
… the optical beam deflection system, photodiode circuit, signal conditioning circuit and cantilever probe holder with actuators have been implemented. The combined optimization and design work improved the capability of the original custom made high-speed AFM setup in both subsystem performance …
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Surface Electromyographic Control of a Humanoid Robot
… and a surface electromyographic measuring circuit. This relationship allowed for straightforward control of the robot elbow joint directly. The interface was designed around the Arduino Microcontroller; another open-source platform. Software for the Arduino and DARwIn-OP were drawn from …
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Design of Power Converter and Wireless Data Acquisition System for TEG Energy Harvester
… designed and built. Meanwhile, a power converter circuit has also been designed to converter the output voltage of TEG Energy Harvester to a DC voltage to charge the battery or power the application systems. Several prototypes based on this power converter circuit have been built for …
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Design and Development of a Low-cost Acoustic Device to Detect Pest Infestation in Stored Maize
… The pests were monitored for peak activity and signal amplitudes. The study was performed in the morning, afternoon and night times for three consecutive days with an ultrasonic probe attached to acoustic emission detector. The average number of peaks above threshold in the morning, afternoon …
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Electrical interfaces for electromechanical and energy systems
… and testing of a versatile robot driver circuit is described. The printed circuit board produced can be used as an interface between any two-motor robot and the R31-JP, an eight-bit microcontroller system. The circuit board implements sensing, Ethernet communications, and motor driving …
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Investigation Into Use of Piezoelectric Sensors in a Wheeled Robot Tire For Surface Characterization
… along the sidewall. A slip ring transferred the signals from the tire to the robot. There, the signal conditioning circuit extended the time constant of the sensors and filtered electromagnetic interference. The robot was tested with a controlled power sequence carried out on polished cement, …
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Pressure-Based Interaction Techniques for Supporting Feedback Strategies in Sports
… first experiment explored the role of signal conditioning on the controllability of pressure-based interactions with visual feedback. Some clarifications are given on the role of pressure sensor data mapping functions and open source signal conditioning circuit de-signs are …
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Nondestructive damage characterization of concrete and concrete-steel composites using contactless ultrasonic scanning
… MEMS ultrasonic microphone array with a signal conditioning circuit and an automated mechanical scanner that enables rapid ultrasonic wavefield data acquisition with high signal-to-noise ratio (SNR). To further accelerate the wavefield data acquisition, a compressed sensing approach is …