Magnetic Measurements TRIZ Cases

Three magnetoresistive elements arranged symmetrically reduce circuit complexity and form factor while maintaining safety integrity levels.

A medical image diagnostic apparatus converts patient personal information into concealed marks before transmitting data over a network.

An in-hole current measurement system uses an array of Anisotropic Magnetoresistive sensors to reject stray field interference from adjacent conductors.

A nanomagnetic sensor array detects biomolecules using magnetoresistive elements and superparamagnetic nanoparticles.

Mapping odd and even echo data to a virtual coil array calibrates phase differences, reducing Nyquist artifacts caused by hardware imperfections.

An inductive ruler generates voltage from an alternating magnetic field to resolve exciting element position.

A cryogenic electric current sensor measures flow in a superconducting compensation circuit to stabilize the static magnetic field.

A cartridge-style hydraulic flow sensor uses a Hall Effect device to detect impeller revolutions for real-time fluid monitoring.

A closed yoke design with cylinder-symmetrical magnets encloses the measuring volume to minimize stray fields in magnetic resonance systems.

A magnetic tunnel junction device incorporates a nano oxide spin torque enhancing layer to reduce critical switching current density.

A magnetic field detector moves freely within a volume to acquire flux measurements at multiple poses for accurate model estimation.

A gradient coil system adjusts pulse sequences using received RF signals to maintain output accuracy.

Alternating between current and voltage measurements compensates for variable conductivity and electrode impedance changes.

A compact electric field sensor uses a single magnetometer to detect magnetic fields from orthogonal coils.

Integrated permanent magnet bars bias magnetoresistive elements to compensate for offset and improve linearity in semiconductor devices.

A magnetic sensor device uses a heat dissipater in close contact with the magnetic circuit to manage thermal loads.

Magnetic resonance imaging apparatus applies readout gradient pulses with specific zero-order and first-order moments to separate fluid and static part images in k-space.

Navigator signals correct phase errors and N/2 ghosts in slice multiplexing echo planar imaging, reducing measurement time and SAR load.

A rotatable guide cube mediates depth stop engagement, resolving the trade-off between needle positioning precision and device complexity.

Circular vertical Hall sensors use a switching network to simulate magnetic fields internally, eliminating the need for controlled external test equipment.

Integrating magnetic sensors on one chip reduces displacement errors while maintaining measurement accuracy.

Frequency segmentation of CEST MRI saturation pulses resolves overlapping spectral peaks to detect specific metabolites without signal interference.

A Hall element sensor circuit uses cancellation voltage sources to reduce offset voltage impact.

Chopper amplifier circuit detects magnetic fields using multiple Hall sensors to trigger safe mode entry, preventing MRI interference damage.

Automatic system selects optimal acceleration factors using coil sensitivity data.

Processor calculates table deflection from subject weight and position to generate a smooth movement path into the gantry.

A double-layer transmit-receive coil array positions elements relative to an RF shield to optimize signal reception and transmission.

A lemniscate-shaped inductor uses opposing lobes to confine magnetic flux within an MRI radio frequency coil assembly.

TMR sensors measure dynamic current to calculate magnetic induction intensity, resolving data loss and leakage current issues in extreme cold environments.

Segmented clamps with elastic intermediaries constrain sensor displacement to maintain measurement accuracy during core shifts.

Grouping Hall elements and comparing magnetic field similarity distinguishes horizontal sliding from vertical opening in terminal devices.

A heat spreading element thermally couples a heating element and a sensing element to distribute thermal energy across the substrate.

A magnetic sensor uses a conversion unit to transform horizontal fields into vertical signals for detection by magnetoresistive elements.

A multi-bore extremities MRI system uses a cryogen-free superconducting magnet to scan both limbs simultaneously.

A receiving coil uses orthogonal solenoid coils and sub-coils with odd sensitivity distributions to detect nuclear magnetic resonance signals.

A spin-orbit torque magnetoresistive random access memory generates spin polarization to switch magnetic states without external fields.

Van der Pauw measurements on a Hall element detect isotropic stress to compensate piezo-Hall sensitivity drift without adding separate sensors.

Cyclical magnetic resonance imaging uses sliding window reconstruction to generate high frame rate images from adjacent cycle echoes.

Dynamic smoothing parameters resolve the trade-off between noise reduction and separation accuracy across heterogeneous magnetic fields.

Segmenting the volume into thin slabs with cascaded Hadamard pulses reduces chemical shift artifacts while maintaining spatial resolution.

Integrated circuit uses current detection to adjust signal conditioning parameters for magnetic field sensors.

Adjusts RF pulse irradiation phase based on local Bo shimming currents to minimize band artifact overlap without increasing operator workload.

Removing nonmagnetic spacers from pinned layers enhances tunneling magnetoresistance and lowers device complexity in high-density MRAM.

Non-constant density k-space sampling segments acquisition to resolve the contradiction between high spatial resolution and rapid temporal capture.

A motion correction algorithm sorts k-space data into bins and iteratively applies parameters to maximize image sharpness.

Segmented RF elements reduce specific absorption rate and improve image homogeneity by compensating for dielectric resonance effects at high field strengths.

Interactive graphical user interface displays MRI images alongside time-course graphs for arterial input function selection.

A sensor integrated circuit uses adjustable front-end amplifier or sigma-delta modulator settings to change digital output signal resolution.

A combined pulse sequence shares radiofrequency excitation pulses for simultaneous magnetic resonance imaging and device tracking data acquisition.