Magnetic Measurements TRIZ Cases

Replacing Ru with an AlTiN underlayer reduces write current while maintaining thermal stability.

Optimized magnetic resonance sequences detect specific substances by capturing signals at precise instants.

A point-of-care device measures whole blood clotting time and characteristics to support rapid clinical decisions.

Shaking coil generates alternating magnetic field to counteract screening current induced magnetic field in superconductive wire member.

Individually-activatable coil arrays resolve ambiguous data entries from periodic gradients, reducing measurement time without inducing muscle convulsions.

Velocity encoding gradient pulses separate stationary tissue signals from flowing blood, suppressing flow artifacts without extending echo time.

Multi-mode speed calculation system adjusts Hall transition event sampling to resolve sensor noise and controller sample rate incompatibility.

A dynamic voltage scaling system adapts supply voltages to packet-based data transceiver functions.

Reversed asymmetry in the read-out gradient magnetic field reduces total acquisition time while maintaining uniform fat suppression.

A spin locked steady-state free precession sequence delivers off-resonance RF pulses parallel to magnetization.

A tunnel magneto-resistance sensor detects leakage current changes in transient voltage suppressors, enabling degradation tracking without system downtime.

A superconductive magnet device separates the refrigerator and power lead port above distinct supports to enable independent maintenance access.

Segmented ion beam etching with dynamic angle control achieves 20 nm free layer width while maintaining magnetoresistive ratio and low resistance.

Force-fit fastening elements attach noise-insulating elements to gradient coil units, preventing gaps around cables and hoses without adhesive bonding.

Marker sequence calculates stretching and displacement coefficients to correct eddy current distortion in diffusion-weighted echo planar imaging.

Paramagnetic transformer coatings create local magnetic field inhomogeneities to dephase spins, preventing RF heating and signal artifacts in MRI systems.

A nuclear magnetic flow meter adjusts RF circuit tuning and matching parameters for surge or film regions.

A pulsed ASL MRI system uses tagging pulse pattern encoding to separate cohorts of flowing nuclei for efficient data acquisition.

A hybrid k-t magnetic resonance imaging method uses non-static reference frames to reconstruct dynamic images.

Real-time motion classification adapts data acquisition parameters to prevent image corruption.

A secondary gradient coil assembly cancels magnetic fields from primary coils, reducing mechanical oscillations and eddy current heating in MRI systems.

A prior-enhanced compressed sensing method uses Karhunen-Loeve transforms to generate intermediate estimate images for cardiac MRI.

Deep drive electrodes widen current flow paths to boost magnetic sensitivity while enabling offset voltage cancellation via the spinning current technique.

Segmented MRI gradient coil uses elastic coupling to absorb vibration energy, reducing acoustic noise emission from Lorentz force induced resonance.

A solenoid electromagnet creates controlled field distortions that oppose pacemaker-induced B0 inhomogeneity, restoring diagnostic image clarity.

A magnetoresistive sensor arrangement uses orthogonal dipole axes to detect object position through combined output signals.

Real-time k-space monitoring reduces motion artifacts and scan duration.

Magnetic field monitoring devices detect phase errors during MR scans to correct flow velocity measurements.

Optimizes gradient pulse parameters using measured blood flow velocity to separate artery and vein signals, reducing contamination in low-flow regions.

Inclined conductive reset lines lower pattern resistance and reset voltage per element.

Frequency band filtering separates lung parenchyma signals from cardiac artifacts, enabling accurate ventilation defect detection without breath holding.

Center of mass alignment in the chopping sequence suppresses low-frequency flicker noise and sampling time errors in magnetic field sensors.

A magnetic resonance imaging apparatus measures frequency shifts using bipolar gradient pulses and phase image values.

A magnetic sensor uses a permanent magnet and conductor to stabilize the bias field for precise sheet detection.

Digital coupling compensation processor adjusts input signals for MRI coil segments, eliminating passive network complexity and load sensitivity errors.

Magnetic resonance imaging apparatus stores multi-coil signal data for real-time channel adjustment and image reconstruction.

Bowden cable actuates a detent spring to lock components, eliminating vibration-induced noise from direct screw connections.

A method determines recycled polyethylene terephthalate content by measuring the isophthalic acid molar ratio using spectroscopic analysis.

An MRI dosimeter uses a phantom with equivalent electrical properties to measure specific absorption rate independently, preventing patient heating and burns.

A method estimates the average propagator from diffusion-weighted magnetic resonance data using iterative constraints on signal attenuation.

A magnetometer detects ferrous accessories near a permanent magnet reference, replacing bulky analog coils to reduce device size and power consumption.

Insulating layers act as both mask and final structure, eliminating ion beam etching steps while maintaining precise patterning of magnetic sensing elements.

A process prepares hyperpolarized carboxylic organic acids using precursor anhydrides or esters as glass-forming agents for MRI analysis.

Retrieves original image characteristics from a lookup table to reduce data storage volume and examination time.

Independent RF amplifiers drive a coil to produce a time-varying B1 field that compensates for dielectric non-uniformity effects.

A magnetic resonance imaging system corrects phase errors using simulated antenna data.

A seed trilayer positions a magnetic layer between non-magnetic layers to optimize the magnetic stack.

Composite gating merges sensor and image inputs to detect quiescent periods, reducing motion artifacts in reconstructed medical images.

A magnetic sensor stack body uses a stepwise hard bias structure to orient crystal c-axes perpendicular to junction walls.

Dual cooling circuits manage thermal stress in gradient coils by independently controlling temperature distribution across hollow conductor portions.