Magnetic Measurements TRIZ Cases

Readout integrated circuit for tunnelling magnetoresistive sensors employs common-mode feedback to suppress noise in differential signals.

A magnetoresistive head uses a layered pinned or free magnetic structure combining crystalline and amorphous CoFeB regions to maintain high magnetoresistive effect ratios.

Intersecting signal lines reduce capacitive coupling and electromagnetic noise, resolving output errors caused by parallel terminal connections.

A recessed MRI gantry entrance creates a concave curved surface to expand workspace around the bore opening.

A locator system calculates in-phase magnetic field components to determine concealed conductor position and orientation.

Combined LED and magnetoresistance sensors enable hybrid tracking for medical instruments.

Spin-locking pulses and refocusing composite sequences compensate for magnetic field inhomogeneities.

Estimates background sensitivity from object regions to suppress noise artifacts in unfolded MRI images caused by boundary sensitivity declines.

Sensor nest with orthogonal position sensors measures machine tool dynamic performance to identify servo errors and mechanical deflections.

Merging receiver channels into one synthetic coil reduces computational load from O(N²) to O(N), enabling efficient non-Cartesian imaging.

Perpendicular anisotropy free layer prevents magnetization canting at small dimensions, maintaining signal quality for higher areal density.

Damping layers at sensor edges suppress spin transfer torque noise, enabling higher bias currents and improved signal-to-noise ratios.

A reconstruction kernel leverages temporal correlations across multiple MRI frames to generate high-quality images from undersampled data.

Multiple sensor tracks measure valuables and isolate electromagnetic disturbances to compensate measurement signals.

Ball portions positioned on the diagonal of conductive vertices suppress temperature-induced stress fluctuations, stabilizing Hall output voltage.

A nuclear-magnetic flowmeter determines fluid velocity by calculating a quotient sequence from multiple resonance signal acquisitions.

This patent reduces chamber pressure below magnesium vapor pressure after oxidation, removing unoxidized metal to improve MR ratio without lowering throughput.

Non-Cartesian k-space trajectories enable real-time monitoring of dynamic processes by reducing acquisition times.

Weighting multi-coil data by measured sensitivity at gradient nulls removes FSE cusp artifacts without reducing the imaging volume.

Bus bar system aligns sensor sense axes perpendicular to stray magnetic fields from adjacent conductors, reducing interference and maintaining compact design.

A three-terminal spin-torque oscillator uses separate excitation and sense paths to detect magnetic field frequency shifts.

Segmented HTS shim conductor tracks enable even-order field gradients and reduce Joule heat during inductive charging of magnet arrangements.

Horizontal ring cores reduce profile height while maintaining magnetic flux detection precision on circuit boards.

A magnetic field generator uses a pressing member to secure permanent magnets within the assembly.

Centrifugal separation extracts fluids from rock samples, enabling accurate density and porosity determination without chemical cleaning.

A passive magnetic shield isolates the MRI system from the particle beam path, reducing magnetic interference while enabling real-time imaging during treatment.

Segmented support surfaces tilt to upright positions, reducing motion artifacts from patient anxiety.

A scintillating fiber coil detects photons from radiotracer interactions to establish a kinetic model input function, avoiding invasive arterial blood sampling.

Segmenting the detection system into detectors with asymmetric field lengths prevents foreign material interference from deforming signal waveforms.

Dynamic acceptance window adjustment resolves the trade-off between motion artifact reduction and scan efficiency in cyclic motion imaging.

A sensor design with a non-ratiometric fault trip point system, where a fixed gain signal path allows users to set a constant fault trip point using external resistors.

Intra-arterial membrane-active peptides disrupt endothelial junctions to create focal leaks.

Compressed sensing reconstruction paired with affine motion correction generates diagnostic images from undersampled k-space datasets.

A magnetic resonance system reads a single k-space point multiple times using zero gradient moments between acquisitions.

Thresholding processor compares magnetic field data against stored values to resolve rotation accuracy immediately upon startup.

Segmented sensing elements detect specific cover openings to prevent unauthorized access damage without increasing device complexity.

Antenna array with RF detectors and amplifiers drives LEDs to optically visualize radiation patterns, eliminating mechanical probe delays.

A magnetic field sensor formats output signals to indicate passing or failing conditions using existing electrical connections.

Parallel heater units activate from coil voltage drops during quench, preventing wire melting without external detection circuits.

A magnetic sensor uses two sensor rows with perpendicular sensitivity directions to detect high and low-coercive magnetic areas independently.

Non-magnetic core discontinuities in a split-core fluxgate sensor generate a homogeneous fringing field that rejects external magnetic interference.

Composite image constraints guide backprojection weighting, reducing scan time by 10 to 100 times while eliminating streak artifacts in dynamic MRI studies.

A modular antenna array generates and detects magnetic fields for precise instrument tracking.

A magnetic sensor applies a bias field to stabilize the free layer magnetization direction.

A composite inner pinned layer in a TMR sensor achieves high magnetoresistance ratio with low area resistance.

A test setup uses digital band-pass filtering and scan rate reduction to process eddy current signals for flaw detection.

Electron paramagnetic resonance spectroscopy detects inhibitor concentrations and corrosion species in opaque hydrocarbon fluids.

Calculates linear combination weights from coil correlation values to reduce matrix size and computation time in parallel imaging.

A wireless grip gauge measures hand force using integrated sensors and transmits data to external devices.

Doping the zinc oxide spacer layer in a CPP-GMR device achieves high MR ratios while maintaining low area resistivity.