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 20 for “"integrated sensing"”.
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Integrated Sensing and Computing Architectures Enabling Smart Vision Sensors
This thesis addresses the critical challenge of the "power and memory wall" in intelligent Internet of Things vision systems. Conventional architectures, which transmit raw data from sensors to cloud processors, are inefficient and create significant bottlenecks in power, latency, and bandwidth. …
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AI-Enabled and Integrated Sensing-Based Beam Management Strategies in Open RAN
… beam selection is addressed by a multi-modal sensing-aided ML-based method. When using sensing information sources external to the RAN in a multi-vendor disaggregated environment, such methods must account for privacy and data ownership issues. A Distributed Machine Learning (DML) strategy …
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Design and Fabrication of Nanofluidic Systems with Integrated Sensing Electrodes for Rapid Biomolecule Characterization
<p>A transparent nanofluidic system with embedded sensing electrodes was designed and fabricated by integrating Atomic Force Microscopy (AFM) nanolithography, Focused Ion Beam (FIB) milling and metal deposition, and standard microfabrication processing. The fabrication process started with the …
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Tactile sensor design optimization for footwear applications from piezoresistive elastomer to Hall-effect integrated sensing methods
… feet can lead to major improvements in plantar sensing for athletic performance analysis and medical devices. However, current plantar sensing technologies are unable to meet the associated demands for accuracy, sensitivity, and durability. In addition, current sensors are also unable to …
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Chip Scale Integrated Optical Sensing Systems with Digital Microfluidic Systems
… and the environment. Miniaturized and portable sensing systems are especially important for medical and environmental diagnostics and monitoring applications. Chip scale integrated planar photonic sensing systems that can combine optical, electrical and fluidic functions are especially …
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Advancements in Radar Sensing and Communications through Reconfigurable Intelligent Surfaces
… robust links for both communication and sensing purposes. This dissertation investigates the optimal design of RIS for target estimation and detection in radar systems. Additionally, it examines the joint enhancement of sum-rate performance and target detection capabilities in integrated …
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Graphene-based Biochemical Sensing Array: Materials, System Design and Data Processing
… challenge, we have developed a bioelectronic sensing platform comprising thousands of integrated sensing units, custom-designed high-speed readout electronics, and machine-learning-based inference. This platform has demonstrated reconfigurable sensing capability in both the liquid and gas …
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Modeling middleware platform for supporting communication between IoT devices
… layer and an interaction layer. These enable integrated sensing device operations, efficient resource management, and active interconnection between peripheral IoT devices. In addition, this work provides a high-level API to develop IoT devices easily for IoT device developers. We aim to …
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Mining microbes to engineer novel biosensors
… for single use tests. Devices which have integrated sensing parts such as DNA aptamers, antibodies, or well characterized enzymes have either failed to demonstrate continuous monitoring or expand past monitoring a handful of biomarkers. To address this need, we propose to mine microbial …
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Design and fabrication of a multipurpose compliant nanopositioning architecture
… architecture with high performance integrated sensing. Customized nanopositioner designs can be created in ~~1 week, for <$1k average device cost even in batch sizes of 1-10, with sensing operating at a demonstrated 59dB full noise dynamic range over a 10khz sensor bandwidth, and …
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Integration of photonic and passive microfluidic devices into lab-on-chip with femtosecond laser materials processing
… in the waveguide propagation constant. Towards integrated sensing, we demonstrate the application of femtosecond laser waveguide fabrication to the integration of a MZI into a homemade and commercial LOC for label-free optical detection. The MZI has a unique tilted 3D geometry with one arm …
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Design and Characterization of Sectored (Patterned) IPMC Actuators for Propulsion and Maneuvering in Bio-Inspired Underwater Systems
… material can be employed as a sensor, for sensing fin deformation and responses to external stimulation. The result is a compact monolithic control surface with integrated sensing for multifunctional applications. Herein, a thorough experimental study is performed on IPMCs with sectored …
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Single-site, noninvasive, blood pressure measurements at the ear using ballistocardiogram (BCG), and photoplethysmogram (PPG), and a low-power, reflectance-mode PPG SoC
… ear is demonstrated as a viable location for the integrated sensing of physiological signals. The BCG is obtained with an accelerometer, the ECG is taken in a single lead configuration, with one electrode at the mastoid and one on the back of the neck, and the PPG is measured by reflecting light …
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A wearable heart monitor at the ear using ballistocardiogram (BCG) and electrocardiogram (ECG) with a nanowatt ECG heartbeat detection circuit
… ear is demonstrated as a viable location for the integrated sensing of physiological signals. The source of periodic head movements is identified as a type of BCG, which is measured using an accelerometer. The head BCG's principal peaks (J-waves) are synchronized to heartbeats. Ensemble averaging …
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Electric field imaging
… of human action. Though electric field sensing is an important sensory modality for several species of fish, it has not been seriously explored as a channel for machine perception. Technological applications of field sensing, from the Theremin to the capacitive elevator button, have been …
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Software for Manipulating and Embedding Data Interrogation Algorithms Into Integrated Systems
… for remote execution of processes on remote sensing and monitoring hardware. The client software is created around a catalog of data interrogation algorithms compiled over several years of research at Los Alamos National Laboratory known as DIAMOND II. This study also includes encapsulating …
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Tethered Magnetic Serial Robots for Minimally Invasive Neurosurgery
… other systems, such as lighting, irrigation, or integrated sensing. Magnetic serial robots could thus enable a new class of multifunctional surgical tools.
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Integrated two-way radar backscatter communication and sensing with low-power IoT tags
Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2026-08-01
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A 3D in vitro model of the human gut-microbiome. A bioelectronics approach.
… intestinal wall structure and was successfully integrated in two different bioelectronic platforms, the Bioelectronic Transmembranes and the L-Tubistor. In these platforms, the electroactive scaffolds served as a template for the 3D human intestine while facilitating dynamic electrical …
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Position and velocity sensing measurements using an integrated VCSEL and pin photodetector assembly
Made available in DSpace on 2011-05-25T14:40:31Z (GMT). No. of bitstreams: 2 Jefvert_Thomas.pdf: 7841540 bytes, checksum: 9ef9792a0cc33ab293a45a73dce41a0b (MD5) license.txt: 4064 bytes, checksum: 723d56f6be0d118060f2052c1b59a730 (MD5)