Magnetic Measurements TRIZ Cases

A magnetic field sensor detects rotation angle of a flexible screen by measuring Hall voltage changes from a magnet fixed on a rotating shaft.

A dynamic acquisition plane tracks cardiac valves using landmark propagation and geometric fitting to measure blood flow velocities.

A magnetic sensor system positions two detection circuits within 1.25% of a pitch to generate consistent output signals for reliable operation.

Gradient coil arrangement shifts field maxima to minimize spatial overlap, reducing peripheral nerve stimulation while maintaining imaging speed.

A method adjusts sensor resistance by applying controlled voltage to induce breakdown in selected resistive groups.

A CPP-GMR device spacer layer integrates a semiconductor oxide between nonmagnetic metal layers to enhance signal detection.

Segmented shield plates direct electromagnetic noise away from the magnetoelectric converter, reducing magnetic saturation and improving detection accuracy.

A spin current magnetoresistance element uses segmented ferromagnetic layers to reverse magnetization via spin-orbit torque.

A compressed sensing MRI system identifies outlier data portions using intermediate image predictions to reconstruct corrected images.

Hyperpolarized helium-3 or xenon enables magnetic resonance elastography to quantify regional shear modulus and distinguish obstructive lung disease states.

A magnetic resonance imaging apparatus divides echo signal groups into partial subsets to reconstruct images with distinct contrasts.

Dividing echo signals across multiple repetition periods balances gradient areas to zero, preventing phase roll artifacts from magnetic field inhomogeneities.

CoFeB ferromagnetic layers with controlled thickness orient magnetization perpendicular to the film plane.

Inverting the barber pole sequence protects nickel-iron layers from contamination during standard manufacturing processes.

A digital state space controller regulates MRI gradient coil currents via multi-path feedback, suppressing discretization noise to ensure high precision.

NiFeX seed layers boost blocking temperature and reduce shield spacing, improving thermal stability and signal-to-noise ratio.

Time Domain Thermoreflectance measures cooling curves to determine electrical conductivity in magnetoresistive samples.

Nuclear magnetic resonance evaluation method for organic-rich shale porosity and pore size distribution.

Extrapolates multi-frequency AC magnetic field data to eliminate eddy current distortion from metallic objects, ensuring accurate position tracking.

Antiferromagnetic tab offset stabilizes magnetic element layers, reducing noise and improving cross-track resolution for higher areal density.

Outer volume suppression pulses reduce convolution artifacts in parallel imaging, enabling higher acceleration factors for improved image quality.

A switching matrix routes shim currents to balance magnetic fields in tomography systems.

Segmented conductive and dielectric sheets reduce eddy current vibration while maintaining magnetic shielding capability.

Nitrogen plasma treatment maintains the amorphous state of the first free layer to suppress crystallization, preserving high resistance change rates.

Local similarity maps differentiate structural changes in test molecules from environmental shifts, resolving detection precision versus information loss.

Ice thickness transducer positions sensors beyond the thermal boundary layer to eliminate measurement inaccuracies caused by environmental sensitivity.

Sensors detect spatial location of the magnetic resonance apparatus to adjust shim parameters.

A hybrid mode waveguide with a dielectric core enables RF transmission below cutoff frequency limits, supporting 1.5 T and 3.0 T MRI systems.

Spin torque oscillation in a stacked film suppresses thermal and magnetic noise, enabling high-density recording with improved resolution.

Sensor-equipped ear protection adjusts compression to ensure adequate noise attenuation and patient safety during MRI examinations.

Segmented RF coil rungs minimize acoustic noise and heat generation by disrupting continuous eddy current paths while maintaining signal transmission.

Shifting the dephasing gradient before the second refocusing pulse reduces flow artifacts and acquisition time in SPACE imaging.

Iteratively refining shim settings using database pre-sets eliminates calibration time while maintaining magnetic field homogeneity.

Template shots with shifted readout gradient timing characterize phase errors from eddy currents and static field non-uniformity, enabling accurate EPI imaging.

Sensors detect magnetic fields near circuit breakers to convert data into electrical load information.

A magnetic sensor uses segmented magnetoresistive elements arranged along an imaginary circle to vary current direction and improve detection isotropy.

A radial MRI acquisition method corrects in-plane translational and rotational motion using zeroth, first, and second order moments of spatial projections.

A correction system processes magnetic resonance data to remove errors from gradient nonuniformities and concomitant fields.

Side shield layers in a CPP magnetoresistive element apply bias fields to incline magnetization, narrowing the read gap and improving cross-track resolution.

Motion-probing pulsed gradient MRI extracts tissue signature indices using a generic attenuation model and discrete key b values.

A RuFe coupling layer establishes non-collinear magnetization between magnetic layers.

A magnetic field sensing device uses dedicated sensors to estimate temperature distribution and compensate signal amplitudes.

Segmented RF coils adapt to varying breast sizes, resolving signal-to-noise ratio drops in post-mastectomy imaging.

Magnetic tunnel junction sensors detect acceleration via particle movement within encapsulated reservoirs.

A bus bar module uses a magnetoelectric transducer to detect current via magnetic flux density changes.

A multi-layered shield absorbs RF energy using conductive and nonconductive materials.

A flexible slice ordering method minimizes total scan time by dynamically adjusting repetition times and excitation counts across interleaved slices.

Dual Hall Effect sensors monitor magnetic flux across an E-shaped core to ensure proper armature alignment.