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Browsing Electrical engineering by Title
Now showing items 165-184 of 410
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Haptic Virtual Fixtures for Robotic Surgery
(2013-11-14)This dissertation presents a method to protect objects from touch by the robot during teleoperation. Using the point cloud obtained in real-time by a depth camera, a virtual fixture is placed around protected areas of the ... -
Hardware Prototyping and Algorithm Development for Endoscopic Vision Systems
Medical endoscopy is a key technology of (semi)surface-based imaging of human organ for diagnosis in medical screening, surgical guidance in minimally invasive surgery or tele-surgery and cancer surveillance in re-examinations. ... -
Harmonic Encoding in Cochlear Implants
Today’s standard in cochlear implant (CI) signal processing is based on incoherent tem- poral envelope and temporal fine structure (TFS) extraction. Incoherent envelopes are suffi- cient for the baseline task of speech ... -
Head and neck lymph node region delineation with automatic segmentation and image registration
(2007)The success of radiation therapy depends critically on accurately delineating the target volume, which is the region of known or suspected disease in a patient. Methods that can compute a contour set defining a target ... -
High Bandwidth, Multi-Purpose Passive Radar Receiver Design For Aerospace and Geoscience Targets
(2013-11-14)Passive radar permits inexpensive and stealthy detection and tracking of aerospace and geoscience targets. Transmitters of opportunity such as commercial FM broadcast, DTV broadcast, and cell phone towers are already ... -
High data-rate ultra low-power backscatter wireless communication systems for brain-computer interfaces
Neural interfacing is a promising technology for effectively treating a multitude of challenging clinical conditions. Recent research has demonstrated that some tetraplegic patients can control robotic limbs using a ... -
High Linearity Full Duplex System Implemented with Novel Impedance Matching Network
This thesis provides a design of a full-duplex (FD) communication system that hurdles in the form of the linearity and bandwidth (BW) by utilizing a feedforward canceler for self-interference (SI) cancellation purpose and ... -
High Speed Passive Radar Receiver with Application to Digital Television Signals
In this dissertation we present initial results from the fourth generation receiver for the Manastash Ridge Radar (MRR), which is a distributed passive radar system used for ionospheric physics and engineering studies. ... -
A high-performance CMOS programmable logic core for system-on-chip applications
(2005)Integrated circuits (ICs) have experienced an astonishing revolution in the last two decades. As predicted by Moore's law, the integration density doubles approximately every eighteen months. Nowadays hundreds of millions ... -
High-resolution surface plasmon resonance biosensing
(2001)Surface plasmon resonance (SPR) sensors are optic ally-interfaced devices that detect the refractive index of a thin layer of analyte in contact with the sensor surface. For biosensing applications such as food toxin or ... -
High-Speed Optical Modulators and Data Communication Systems in Silicon Photonics
(2014-04-30)Silicon photonics provides a promising platform for developing densely integrated, highly scalable and potentially very low cost solutions for various applications in the field of optical data communications. This thesis ... -
High-Throughput Manufacturing of Portable Plastic Pneumatic Logic Circuits for Integrated Microfluidic Control
Microfluidic technology has advanced biological research and medical diagnostics by enabling large-scale parallelization and integration of multiple processes within small areas. Active microfluidic circuits have components ... -
High-Voltage Compliant, Electrode-Invariant Neural Stimulation Electronics Compatible with Low-Voltage, Bulk-CMOS Integration
This work explores the challenges of implementing practical, electrical neural stimulation interfaces using modern silicon CMOS technologies. To overcome said challenges, which stem from the discrepancy between the low-voltage ... -
Highly Integrated CMOS Interface Circuits for SiPM Based PET Imaging Systems
Recent developments in the area of Positron Emission Tomography (PET) detectors using Silicon Photomultipliers (SiPMs) have demonstrated the feasibility of higher resolution PET scanners due to a significant reduction in ... -
Histogram Matching to Reduce Acoustic Mismatch in Automatic Speech Recognition
With motivation from histogram matching in image processing used to redistribute pixel probabilities in each color channel of an image, a new approach with an old technique is used for reducing acoustic mismatch between ... -
Human-Centered Optimization of Mobile Sign Language Video Communication
The proliferation of mobile devices is greater than ever; however, bandwidth and battery life have not grown accordingly to support mainstream use of mobile video communication. This dissertation contributes to the continued ... -
Human-Centered Optimization of Mobile Sign Language Video Communication
The proliferation of mobile devices is greater than ever; however, bandwidth and battery life have not grown accordingly to support mainstream use of mobile video communication. This dissertation contributes to the continued ... -
Human-Centered Optimization of Mobile Sign Language Video Communication
The proliferation of mobile devices is greater than ever; however, bandwidth and battery life have not grown accordingly to support mainstream use of mobile video communication. This dissertation contributes to the continued ... -
Human-Machine Collaborative Telerobotics: Computer Assistance for Manually Controlled Telesurgery and Teleoperation
(2014-04-30)Teleoperated robots are controlled by human operators and allow us to act in environments that are inaccessible for reasons of safety, scale, or remoteness. Unfortunately, due to lack of tactile sense and dexterity and ... -
Imaging and Quantification of Microcirculatory Network within Tissue Beds in vivo using Optical Coherence Tomography
Optical coherence tomography (OCT) which is an imaging modality based on Michelson interferometry of near-infrared broadband light has become one of the standard imaging modalities in ophthalmology and intravascular ...