[HTML][HTML] Photoplethysmograhic sensors, potential and limitations: Is it time for regulation? A comprehensive review
Healthcare is expected to increasingly shift care out of inpatient settings thanks to wearable
monitoring systems. Photoplethysmography (PPG) is an optical technique already integrated …
monitoring systems. Photoplethysmography (PPG) is an optical technique already integrated …
Recent developments in instrumentation of functional near-infrared spectroscopy systems
In the last three decades, the development and steady improvement of various optical
technologies at the near-infrared region of the electromagnetic spectrum has inspired a …
technologies at the near-infrared region of the electromagnetic spectrum has inspired a …
A 119dB dynamic range charge counting light-to-digital converter for wearable PPG/NIRS monitoring applications
This paper presents a low power, high dynamic range (DR), reconfigurable light-to-digital
converter (LDC) for photoplethysmogram (PPG), and near-infrared spectroscopy (NIRS) …
converter (LDC) for photoplethysmogram (PPG), and near-infrared spectroscopy (NIRS) …
Evaluation of resonant scanning as a high-speed imaging technique for two-photon imaging of cortical vasculature
We demonstrate a simple, low-cost two-photon microscope design with both galvo-galvo
and resonant-galvo scanning capabilities. We quantify and compare the signal-to-noise …
and resonant-galvo scanning capabilities. We quantify and compare the signal-to-noise …
Fiberless, multi-channel fNIRS-EEG system based on silicon photomultipliers: towards sensitive and ecological map** of brain activity and neurovascular coupling
Portable neuroimaging technologies can be employed for long-term monitoring of
neurophysiological and neuropathological states. Functional Near-Infrared Spectroscopy …
neurophysiological and neuropathological states. Functional Near-Infrared Spectroscopy …
Time Of Flight measurements via two LiDAR systems with SiPM and APD
In this paper, we present an experimental comparison of two LiDAR systems, employing the
SiPM and the APD as photodetectors, in terms of TOF measurements differing for the …
SiPM and the APD as photodetectors, in terms of TOF measurements differing for the …
Optimizing sensitivity and dynamic range of silicon photomultipliers for frequency-domain near infrared spectroscopy
VJ Kitsmiller, C Campbell… - Biomedical Optics Express, 2020 - opg.optica.org
Diffuse optical imaging and tomography based upon frequency-domain near-infrared
spectroscopy (fdNIRS) is used to noninvasively measure tissue structure and function …
spectroscopy (fdNIRS) is used to noninvasively measure tissue structure and function …
Evaluation of silicon photomultipliers for multiphoton and laser scanning microscopy
MG Giacomelli - Journal of Biomedical Optics, 2019 - spiedigitallibrary.org
The silicon photomultiplier (SIPM) is an emerging detector technology that enables both
high sensitivity and high dynamic range detection of visible and near-infrared light at a …
high sensitivity and high dynamic range detection of visible and near-infrared light at a …
PPG embedded system for blood pressure monitoring
D Agrò, R Canicattì, A Tomasino… - 2014 AEIT Annual …, 2014 - ieeexplore.ieee.org
In this work, we have designed and implemented a microcontroller-based embedded system
for blood pressure monitoring through a PhotoPlethysmoGraphic (PPG) technique. In our …
for blood pressure monitoring through a PhotoPlethysmoGraphic (PPG) technique. In our …
Laser remote magnetometry using mesospheric sodium
We have demonstrated a remote magnetometer based on sodium atoms in the Earth's
mesosphere, at a 106‐km distance from our instrument. A 1.33‐watt laser illuminated the …
mesosphere, at a 106‐km distance from our instrument. A 1.33‐watt laser illuminated the …