Multi|Distance Frequency|Domain Optical Measurements of ...

Multi-distance frequency-domain optical measurements of coherent ...

Optical intensity and the phase of photon-density waves were collected with frequency-domain near-infrared spectroscopy at seven source-detector ...

Multi-distance frequency-domain optical measurements of coherent ...

Diffuse optical measurements with Near-InfraRed Spectroscopy (NIRS) result in dynamic sensing of the tissue concentrations of both oxyhemoglobin ...

Multi-Distance Frequency-Domain Optical Measurements of ...

Abstract: We report non-invasive dynamic measurements of cerebral blood flow in three healthy human subjects during hypercapnia. Frequency-domain measurements ...

Multi-distance frequency-domain optical measurements of coherent ...

Multi-distance frequency-domain optical measurements of coherent cerebral hemodynamics · 19 Citations · 39 References.

(PDF) Multi-Distance Frequency-Domain Optical Measurements of ...

Dual-slope imaging of cerebral hemodynamics with frequency-domain near-infrared spectroscopy ... Significance: This work targets the contamination ...

Multi-modulated frequency domain high density diffuse optical ...

The geometry of the measurement is summarized, the range and number of wavelengths used ( n/a means a single value of μa, μ′s was used, λ(N)), ...

[PDF] Assessment of the frequency-domain multi-distance method to ...

Assessment of the frequency-domain multi-distance method to evaluate the brain optical properties: Monte Carlo simulations from neonate to adult.

Frequency-Domain Techniques for Cerebral and Functional Near ...

The optical properties measured with multi-distance FD-NIRS on the forehead of sixteen elderly subjects (85 ± 6 years old) by Hallacoglu et al., (2012) are ...

Multi-distance and multi-frequency frequency-domain near-infrared ...

Near-infrared spectroscopy and imaging are non-invasive optical methods, which measure various parameters such as the absorption and scattering coefficient ...

Illustration of the frequency-domain multiple-distance (FDMD) optical...

The frequency-domain multiple-distance (FDMD) method is capable of measuring the absolute absorption and reduced scattering coefficients of optically turbid ...

A scalable, multi-wavelength, broad bandwidth frequency-domain ...

We show that our 6-wavelength, broad modulation bandwidth (1-400 MHz) system can be used to perform 2D high-density spatial mapping of optical ...

Quantitative evaluation of frequency domain measurements in high ...

Significance: High density diffuse optical tomography (HD-DOT) as applied in functional near-infrared spectroscopy (fNIRS) is largely limited to ...

Research in the DOIT Lab | Department of Biomedical Engineering

Absolute optical measurements with multi-distance FD-NIRS data ... The slopes of the amplitude and phase of photon-density waves yield robust measurements of ...

Combined frequency and phase domain time-gated reflectometry ...

There is another type of reflectometric methods - optical frequency domain reflectometry (OFDR). Unlike OTDR methods, OFDR method is used for detecting the ...

Design of a miniaturized frequency domain near infrared ...

In multi-distance measurements, the modulation frequency is ... measurement of cerebral optical coefficients using non-invasive frequency domain ...

Quantification of Optical Parameters Using Frequency Domain ...

While a single frequency domain (FD) fNIRS system that utilizes multi-distance measurements can quantify optical properties, its ...

Optical Frequency Comb Frequency-division Multiplexing ...

An optical frequency comb (OFC) frequency-division multiplexing dispersive interference multichannel distance measurement method is proposed.

Fast noniterative data analysis method for frequency-domain near ...

To verify the advantages of our proposed method, we built a broadband frequency-domain single-distance diffuse optical imaging (DOI) system for ...

Frequency-Domain Techniques for Cerebral and Functional Near ...

An ingenious, yet simple multi-distance method for absolute measurements of optical properties that does not require any preliminary calibration ...

All-Fiber Pulse-Train Optical Frequency-Domain Interferometer for ...

A precise time synchronization method is utilized to reduce the background light leakage to improve the quality of the OFDI signal and, additionally, to control ...