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 20 of 23 for “"handheld device"”.
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Video over IP : an example reconfigurable computing application for a handheld device
… for live video communication increases, the devices available to the users need to be made faster, smaller, lower power, and easily modifiable. This project demonstrates an example video over IP application using a Compaq IPaq along with a field programmable gate array used for data …
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The Spillable Environment: Expanding a Handheld Device's Screen Real Estate and Interactive Capabilities
<p>Handheld devices have a limited amount of screen real estate. If a handheld device could take advantage of larger screens, it would create a more powerful user interface and environment. As time progresses, Moore's law predicts that the computational power of handheld devices will increase …
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Bi-Directional Information Exchange with Computing Handheld Devices
The "Bi-Directional Information Exchange with Handheld Computing Devicesz' project introduces two new concepts: dynamic "digital receipts" and "personal data warehousing." Dynamic digital receipts means digitalizing paper transactions generated from points of sale. Personal data warehousing …
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Pervasive handheld computing systems
The technological role of handheld devices is fundamentally changing. Portable computers were traditionally application specific. They were designed and optimised to deliver a specific task. However, it is now commonly acknowledged that future handheld devices need to be multi-functional and need …
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Improving driving training with a handheld performance support system
The handheld computer Driver Trainer application is an element of a new training program by the transportation company to improve the safety of new truck drivers. Its aim is to aid trainers objectively evaluate truck drivers in the on-the-road driving portion of the newly planned training centers …
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A Network Measurement Tool for Handheld Devices
… a user to measure network performance using a handheld device. The measurement tool consists of a client program that runs on a Microsoft Pocket PC device and a server program that runs on a regular Microsoft Windows computer. Both programs are Windows applications implemented in C/C++ using …
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Design of a low power capacitive sensor for a micromachined accelerometer
… for a micromachined accelerometer is for use in handheld devices such as personal digital assistants and cellular phones, as an intuitive method of data entry which does not consume space on the ever-shrinking exterior. These devices are battery powered, which imposes stringent power consumption …
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Controllable needle-free injection : development and verification of a novel device
… actuation via compressed springs or gas. These devices are not easy to modify for different depths of injections. This thesis describes the design and verification of a handheld needle-free device which is capable of various injection depths via electrical control of a Lorentz-force voice coil …
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Extending the limits of Weatherlings: a ubiquitous, educational, multiplayer, web-based game for mobile and desktop platforms
… world, using a browser-enabled computer or handheld device. Weatherlings overcomes two of the most important limitations of educational games up to date: immobility and steep learning curves. It requires a small amount of initial time investment and can be played anywhere and anytime. Yet …
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High speed handheld instrument for ophthalmic optical coherence tomography
… systems. This thesis describes the design of a handheld SS-OCT instrument to screen for retinal diseases. Many retinal diseases are asymptomatic in their early stages and remain undetected until they advance to cause irreversible vision loss. Early detection and treatment of these diseases can …
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Prioritized text spotting using SLAM
… on a mobile platform (robot, wearable or handheld device) are not sufficient to such methods on full images at sensor rates. Moreover, organizing detected text in a locally stable 3D frame enables combination of multiple noisy text observations into a single higher-confidence estimate of …
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Acoustic wireless sensing for environmental monitoring
… However, with the developed acoustic sensing device, non-destructive and reliable detection of EHB is now possible. The developed handheld device is capable of analysing the acoustic emissions from a timber structure which allows for determining whether or not EHB is present in its vicinity. …
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A Study of Special Education Teachers' Knowledge of Assistive Technology for Children with Reading Difficulties
… commercial programs to support reading (16.9 %), handheld device applications (apps.) (15.7 %) to assist with reading, or text reading programs (12.4 %). The survey also showed that (86.4 %) of the teachers received 10 hours or less of instruction in reading assessment/instruction.</p><p> Results …
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High speed swept source optical coherence tomography handheld instrument at 1310nm for point-of-care imaging
… systems. This thesis describes the design of a handheld SS-OCT instrument for portable-real-time imaging in situ at the point of care. Traditional OCT devices require bulky table-mounted systems, but the handheld device has the potential to be used as an advanced point-of-care diagnostic …
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Electrochemical sensor interface
… Impedance Spectroscopy. Results from the device were benchmarked against laboratory equipment to ensure it is of suitable sensitivity to be fit for purpose. The printed circuit board has been designed such that it can be integrated into a handheld device suitable for operatives such as …
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Equine Herpesvirus Type 1: Filling Gaps Toward Improved Outbreak Management
… nanopore sequencing, has been developed in a handheld device, called MinION, that provides thorough output in a timely manner. When combined with LAMP, it has been referred to as LAMPore. The first objective of our work was to estimate the prevalence of latent EHV-1 and compare the frequency …
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Soft Computing To Sensor Network Reliability, Systems And Their Fpga Implementation
… on FPGA with objective to fit it in a handheld device. The validation of proposed models was done using Xilinx's Spartan-3 FPGA, ModelSim-XE and SynaptiCAD-VeriLoggerPRO. It is hoped that proposed techniques will go a long way in finding applications in SN areas.</p>
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Generation of Biomarkers from Anthrax Spores by Catalysis and Analytical Pyrolysis
… form, are dangerous biological warfare agents. Handheld technology for the rapid detection of anthrax is greatly needed to improve national security. Methods to detect anthrax spores are diverse, with most taking at least an hour for positive identification. A viable option for rapid detection …
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Tunable Impedance Matching Network Fundamental Limits and Pracitical Considerations
<p>As wireless devices continue to increase in utility while decreasing in dimension, design of the RF front-end becomes more complex. It is common for a single handheld device to operate on a plethora of frequency bands, utilize multiple antennae, and be subjected to a variety of environments. One …
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Design of a System to Monitor Youth Workers' Heat Stress and Positioning using Non-invasive Techniques
… can be made. The measurements performed by the devices are recorded and transmitted wirelessly over a ZigBee network using XBee radiofrequency modules. Utilizing the properties of radiofrequency transmission, the Received Signal Strength Indication (RSSI) is used to approximate the distance …
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