category » Medical Electronics

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A Wearable, Long-term Cardiac Monitor

  • With the escalating costs of hospital visits, clinicians are opting to use at-home monitoring devices to diagnose patients.  Current ECG…

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A Wearable EEG Monitor for Seizure Detection

  • Epilepsy is a common chronic neurological disorder that affects about 1% of the world population [1] . It is characterized…

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An Electronically Steered, Wearable Transcranial Doppler Ultrasound System

  • Traumatic brain injury (TBI) occurs in over 1.4 million persons annually in the United States [1] .  Monitoring of a…

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A Wearable Vital-signs Monitor at the Ear

  • Vital signs such as heart rate, blood pressure, blood oxygenation, cardiac output, and respiratory rate are necessary in determining the…

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Wireless Body Area Networks Using Body-coupled Communication

  • To achieve comfortable form factors for wireless medical devices, battery size, and thus power consumption, must be curtailed.  Often the…

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Analog Front-end Design for Portable Ultrasound Systems

  • The Capacitive Micromachined Ultrasound Transducer (CMUT) is an alternative to traditional piezoelectric transducers. The CMUT technology provides an opportunity for…

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Recess Integration of Vertical-cavity Surface-emitting Laser Pills and Edge-emitting Laser Platelets on Si

  • Optoelectronic devices intimately integrated on silicon integrated circuits have long been sought for optical intercon-nect applications, optical communications modules, and–more…

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Waveguide Micro-probes for Optical Control of Excitable Cells

  • Professor Ed Boyden uses light to precisely control neural activity.  His lab has invented safe, effective ways to deliver light-gated…

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An Ultra-low-voltage Mixed-signal Front-end for a Wearable ECG Monitor

  • Circuits for wearable vital sign monitors have very stringent requirements on power dissipation due to limited energy storage capacity and…

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Modeling and Simulation of Blood Flow in Arterial Networks

  • Understanding certain medical conditions requires understanding specific aspects of the arterial blood flow. For instance, diagnosing atherosclerosis requires capturing detailed…

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Computational Electromagnetics Tools for High-Field Magnetic Resonance Imaging

  • Two recent advances in Magnetic Resonance Imaging (MRI) technology have resulted in a need for sophisticated computational electromagnetics (CEM) tools….

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An Ultra-low-power ISM-band Transmitter with Tunable Channel-Network Coding

  • Designing a low-power wireless communication system involves two major milestones: use of very efficient RF architectures, including circuits for power…

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A Low-power, Reconfigurable Body Area Network for Healthcare Monitoring

  • Advancements in low-power electronics have opened up many opportunities to provide healthcare solutions through continuous, unobtrusive sensing of vital physiological…

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An 8-channel Scalable EEG Acquisition SoC with Fully Integrated Patient-specific Seizure Classification and Recording Processor

  • Continuous tracking of neurological disorders is crucial for the proper diagnosis and medication of epilepsy, and it mandates the design…

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A Scalable Beamforming Architecture for Portable/Wearable Ultrasound Imaging

  • An ultrasound image is formed from a collection of ultrasonic beams transmitted and received by an array of transducer elements. …

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