CMOS Imagers
From Phototransduction to Image Processing
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Ralph Etienne-Cummings
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Article
Open AccessPixel-wise programmability enables dynamic high-SNR cameras for high-speed microscopy
High-speed wide-field fluorescence microscopy has the potential to capture biological processes with exceptional spatiotemporal resolution. However, conventional cameras suffer from low signal-to-noise ratio a...
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Reference Work Entry In depth
State-of-the-Art Technology on Highly Miniaturized Free-Floating Neural Implants
Wirelessly powered implants are being developed to interface with nerves and neurons in the brain. They often rely on microelectrode arrays which are limited by their ability to cover large cortical surface ar...
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Reference Work Entry In depth
Neuromorphic Circuits and Systems: From Neuron Models to Integrate-and-Fire Arrays
In the field of neuromorphic engineering, we seek to design systems with direct correlates to the structure and functionality of the human brain. The brain is capable of performing complex tasks in real time u...
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Article
Open AccessAuthor Correction: Decoding accelerometry for classification and prediction of critically ill patients with severe brain injury
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Living Reference Work Entry In depth
State-of-the-Art Technology on Highly Miniaturized Free-Floating Neural Implants
Wirelessly powered implants are being developed to interface with nerves and neurons in the brain. They often rely on microelectrode arrays which are limited by their ability to cover large cortical surface ar...
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Living Reference Work Entry In depth
Neuromorphic Circuits and Systems: From Neuron Models to Integrate-and-Fire Arrays
In the field of neuromorphic engineering, we seek to design systems with direct correlates to the structure and functionality of the human brain. The brain is capable of performing complex tasks in real time u...
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Article
Open AccessDecoding accelerometry for classification and prediction of critically ill patients with severe brain injury
Our goal is to explore quantitative motor features in critically ill patients with severe brain injury (SBI). We hypothesized that computational decoding of these features would yield information on underlying...
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Article
Open AccessAuthor Correction: A syndromic surveillance tool to detect anomalous clusters of COVID-19 symptoms in the United States
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Article
Open AccessA syndromic surveillance tool to detect anomalous clusters of COVID-19 symptoms in the United States
Coronavirus SARS-COV-2 infections continue to spread across the world, yet effective large-scale disease detection and prediction remain limited. COVID Control: A Johns Hopkins University Study, is a novel syn...
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Article
Open AccessClosed-loop bioelectronic medicine for diabetes management
Modulation of the nervous system by delivering electrical or pharmaceutical agents has contributed to the development of novel treatments to serious health disorders. Recent advances in multidisciplinary resea...
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Article
Target tracking and classification using compressive sensing camera for SWIR videos
The pixel-wise code exposure (PCE) camera is a compressive sensing camera that has several advantages, such as low power consumption and high compression ratio. Moreover, one notable advantage is the capabilit...
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Article
Automatic detection of electrocardiographic arrhythmias by parallel continuous neural networks implemented in FPGA
In the developed world, heart diseases are the major cause of death among adults. Often, the sufferers of heart disease are not aware of their condition until a catastrophic medical event occurs. Therefore, ea...
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Chapter
Compressed Sensing for High Density Neural Recording
One of the major challenges in large scale electrophysiology recording devices is the volume of data generated. Typically, each electrode samples the neural signal at 30 KHz with 10 bits digital resolution, a ...
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Chapter and Conference Paper
Active Echo: A New Paradigm for Ultrasound Calibration
In ultrasound-guided medical procedures, accurate tracking of interventional tools with respect to the US probe is crucial to patient safety and clinical outcome. US probe tracking requires an unavoidable cali...
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Article
Empowering Low-Cost CMOS Cameras by Image Processing to Reach Comparable Results with Costly CCDs
Despite the huge research effort to improve the performance of the complementary metal oxide semiconductor (CMOS) image sensors, charge-coupled devices (CCDs) still dominate the cell biology-related convention...
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Article
Open AccessContamination of equipment in emergency settings: An exploratory study with a targeted automated intervention
Despite standard manual decontamination, hospital equipment remains contaminated with microorganisms, contributing to nosocomial transmission and hospital acquired infections. This has the potential to negate ...
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Article
Dynamic control of the central pattern generator for locomotion
We show that an ongoing locomotor pattern can be dynamically controlled by applying discrete pulses of electrical stimulation to the central pattern generator (CPG) for locomotion. Data are presented from a pa...
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Article
Guest Editorial
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Article
Single-Chip Stereo Imager
This paper presents a complete Single-chip Stereo Imager (SSI), incorporating two 128 × 128 pixel current-mode imagers and current-mode analog computation circuitry on a single integrated circuit. A modified v...
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