Magnetic Measurements TRIZ Cases

Segmented soft magnetic bodies balance signal attenuation and intensification, resolving the trade-off between detection accuracy and power consumption.

Embedded fiber Bragg gratings detect body deformation via wavelength shifts to correct image data and adjust external beam treatment.

QSDR transforms diffusion spin distribution functions via a Jacobian matrix, resolving partial volume effects that distort fractional measurements.

Control circuit monitors signal amplifier saturation using dynamic threshold comparisons to reduce false positives in magnetic field sensors.

Correction data acquisition compensates for gradient heating induced Larmor frequency shifts, reducing image artifacts.

Combining capillary pressure with NMR T2 relaxation resolves the trade-off between measurement speed and pore size information loss.

Segmenting circular current coils into smaller units reduces device weight and mechanical complexity while preserving homogeneous magnetic field coverage.

Progression curves correct alternating gradient asymmetries to reduce Nyquist ghosts without extending measurement time or requiring separate scans.

Curved cooling pipes circulate coolant around gradient coil ends to manage heat generation in MRI systems.

Active quench protection eliminates internal resistive loops that cause inhomogeneous fields, maintaining magnetic homogeneity during quench events.

Weak sections in TMR sensor leads break during tunnel barrier breakdowns, preventing short circuit fires without complex control circuits.

Liquid crystal-magnetic particle composites generate electrical energy from external magnetic fields to stimulate neural tissue.

Minimizing electrostatic energy potentials generates uniformly distributed points on a sphere, resolving computation time bottlenecks in diffusion-weighted MRI.

Transform radial MRI data into an oscillogram domain to isolate and filter noise artifacts while preserving image integrity.

A digital junction temperature compensation model calculates RF power MOSFET thermal states using second-order IIR filters.

RF reception antenna device generates switching signals from amplifier outputs to detune resonant circuits, eliminating high bias voltage requirements.

Reconstructs images from partially filled k-space blades with T2 decay correction, reducing scan time and motion artifacts.

Self-calibration circuitry divides measured signals by reference signals to stabilize sensitivity against temperature and mechanical stress variations.

A chromium triiodide tunnel barrier enables giant tunneling magnetoresistance through aligned magnetic vectors in layered heterostructures.

Segmenting the magnetic sensing unit into shared conduction paths reduces terminal count from four to three, resolving chip size constraints.

A ferromagnetic multilayer film uses optimized interposed layers to mediate antiferromagnetic exchange coupling between fixed magnetic layers.

Control logic detects attachment via inertial sensors to disable interfaces, preventing accidental activation and extending battery life.

Array spatial pseudo-sensitivity encoding recovers unaliased images from multishot diffusion weighted MRI scans.

A molded holder decouples sensor mounting from PCB assembly, ensuring precise magnet distance for reliable open-closed detection.

First hollow cylinder region reinforces gradient coil unit to reduce vibrations and increase robustness during high slew rate operation.

Multiple sensors measure diametric fields to resolve external magnetic disturbances.

A magnetic resonance imaging system synthesizes unacquired k-space data using parallel imaging techniques before applying compressed sensing reconstruction.

Segmented shield portions stabilize magnetic domains and reduce instability caused by reduced shielding capability in smaller data storage devices.

A self-aligned magnetic insulating feature separates bias magnets from magnetic stacks to enable precise alignment of varying thickness shields.

A compact superconducting magnet configuration uses nested unstructured solenoid coils and a ferromagnetic field-shaping device to generate homogeneous magnetic fields.

An MRI apparatus calculates diffusion coefficients and fractional anisotropy from weighted image data to display quantitative indices.

Convex bus bar structure prevents deformation under stress while maintaining measurement precision in downsized current sensors.

Integrated cooling tubes in a superconducting magnet coil support structure transfer fluid to remove frictional heat, preventing quench events.

A Co-Fe-Ni based amorphous barrier prevents manganese diffusion during heat treatment, maintaining high magnetoresistance ratios and manufacturing yield.

A brain activity training apparatus calculates functional connectivity patterns to generate neurofeedback signals for mental disorder treatment.

A control circuit dynamically adjusts proximity sensor thresholds based on application status to enhance detection reliability.

A method updates predefined MRI scan geometries using real-time image registration to maintain alignment with the region of interest.

A rotation detection device uses a magnetic concentrator to induce circumferential flux components on sensor elements.

A ferromagnetic frame MRI magnet uses superconducting coils to generate a strong magnetic field.

A hybrid MRI system positions receiver coils vertically and gradient coils radially to enhance signal sensitivity and gradient efficiency.

GPU parallel processing resolves offline data bottlenecks to enable real-time neural circuit imaging and precise optogenetic control.

A rotatable disk with magnetic patterns generates excitation fields alongside static magnets to enable on-chip NMR and ESR detection.

Optimized shield coil positioning balances electromagnetic forces, reducing material costs and weight while maintaining magnetic field homogeneity.

Corrects B0 field drift errors by selecting low-fluctuation pixels for automated phase calibration.

Axicon telescope converts Gaussian beam to hollowed ring, reducing power loss over 98% and improving spatial resolution in metrology measurements.

Cycled arterial spin labeling MRI applies Hadamard encoding to reduce measurement time by 32-fold while maintaining signal-to-noise ratio.

Navigator slices on opposite sides of the examination region correct magnetic resonance scan data.

Sequential gas switching overcomes etch stop barriers in narrow mask openings to enable consistent 300 nm deep trench formation.

A geometry-based field prediction method estimates magnetic susceptibility values from voxel regions to remove phase aliasing in MRI data.

A calibration method derives magnetic field functions using sparse grid measurements and imaginary sources.