Magnetic field shaping components for magnetic field measurement systems and methods for making and using
R Jiménez-Martínez, J Alford, M Henninger - US Patent 10,983,177, 2021 - Google Patents
(57) ABSTRACT A magnetic field measurement system includes at least one magnetometer;
and at least one flux concentrator made of a high magnetic permeability material and …
and at least one flux concentrator made of a high magnetic permeability material and …
Magnetic field measurement system and method of using variable dynamic range optical magnetometers
J Alford, R Jiménez-Martinez - US Patent 10,976,386, 2021 - Google Patents
(57) ABSTRACT A magnetic field measurement system includes an array of magnetometers;
at least one magnetic field generator con figured to generate a compensation field across …
at least one magnetic field generator con figured to generate a compensation field across …
Spatial and temporal-based diffusive correlation spectroscopy systems and methods
US11213245B2 - Spatial and temporal-based diffusive correlation spectroscopy systems
and methods - Google Patents US11213245B2 - Spatial and temporal-based diffusive …
and methods - Google Patents US11213245B2 - Spatial and temporal-based diffusive …
Compact optically pumped magnetometers with pump and probe configuration and systems and methods
H Mohseni, E Pratt, R Jiménez-Martínez… - US Patent …, 2022 - Google Patents
An optically pumped magnetometer includes a vapor cell; at least one light source
configured to produce a pump light beam and a probe light beam; a lens disposed between …
configured to produce a pump light beam and a probe light beam; a lens disposed between …
Neural feedback loop filters for enhanced dynamic range magnetoencephalography (MEG) systems and methods
M Ledbetter, R Jiménez-Martinez, E Pratt… - US Patent …, 2021 - Google Patents
One embodiment is a magnetic field measurement system that includes at least one
magnetometer having a vapor cell, a light source to direct light through the vapor cell, and a …
magnetometer having a vapor cell, a light source to direct light through the vapor cell, and a …
Systems and methods with angled input beams for an optically pumped magnetometer
E Pratt - US Patent 11,131,729, 2021 - Google Patents
An optically pumped magnetometer device includes a first vapor cell having a light input
window; a first light source configured to produce a first light beam; a first prism optic …
window; a first light source configured to produce a first light beam; a first prism optic …
Methods and systems for fast field zeroing for magnetoencephalography (MEG)
M Ledbetter - US Patent 11,747,413, 2023 - Google Patents
A method of operating an optically pumped magnetometer (OPM) includes directing a light
beam through a vapor cell of the OPM including a vapor of atoms; applying RF excitation to …
beam through a vapor cell of the OPM including a vapor of atoms; applying RF excitation to …
Detachable arrangement for on-scalp magnetoencephalography (MEG) calibration
Z Bednarke - US Patent 11,415,641, 2022 - Google Patents
A calibration arrangement of a magnetic field measurement device includes at least one
attachment point nub configured for attachment to the magnetic field measurement device; …
attachment point nub configured for attachment to the magnetic field measurement device; …
Methods and systems for homogenous optically-pumped vapor cell array assembly from discrete vapor cells
SJ Seidman, E Pratt, JK Gormley, DB Decker… - US Patent …, 2022 - Google Patents
A method of making an array of vapor cells for an array of magnetometers includes providing
a plurality of separate vapor cell elements, each vapor cell element including at least one …
a plurality of separate vapor cell elements, each vapor cell element including at least one …
Wearable devices and wearable assemblies with adjustable positioning for use in an optical measurement system
SJ Seidman, J Rines, R Field, I Olvera… - US Patent …, 2023 - Google Patents
An optical measurement system includes a wearable device including a support assembly
configured to be worn on a body of a user and a wearable assembly supported by the …
configured to be worn on a body of a user and a wearable assembly supported by the …