Single Device Manufacturing TRIZ Cases

A stream-function coil layout balances field shape with force and torque limits in non-uniform MRI magnetic fields.

Combining GMR and TMR elements on one substrate simplifies fabrication while extending magnetic field sensitivity and operating range.

Overlapping leads under a soft magnetic body cut series wiring resistance, enabling smaller MR sensors without losing sensitivity.

A ferromagnetic and SOT sensor tracks head temperature gradients in situ to improve fly-height control and reduce thermal protrusion.

Rotated polygon TMR elements with stable vortex magnetization cut hysteresis and preserve linear response under high fields and heat.

A segmented multilayer sensing stack extends TMR sensor linear range for strong magnetic fields while reducing hysteresis and grain size.

Wide-bandgap GaN, SiC, and ZnO enable a compact 3D Hall sensor to work above 400°C with simpler wiring and matched sensitivity.

Parallel bridge circuits and segmented yokes raise MR element area while cutting wiring resistance and keeping the sensor compact.

Front and back magnetic flux concentrators on a thinned CMOS wafer boost magnetic sensor sensitivity and signal-to-noise ratio.

Controlled trapezoidal laser pulses anneal and pin the MR reference layer under a magnetic field while avoiding heat damage.

Alternating CoFeB and spacer layers cut hysteresis and raise output amplitude, improving angular accuracy in magnetic field sensors.

Front- and back-side magnetic flux concentrators boost CMOS magnetic sensor sensitivity and signal-to-noise ratio while supporting precise wafer-level fabrication.

A ferromagnetic and SOT sensor combines thermal voltage signals to track recording head temperature and regulate fly height under heat.

Cylindrical electrode contacts match the free-layer shape to pack more magnetoresistive elements while lowering resistance and noise.

Segmented insulating portions on an inclined MR element equalize layer influence and improve magnetic detection consistency and reliability.

Conductive hard masks and vertically arranged TMR pillars enable smaller lateral dimensions and denser sensor integration without sacrificing contactability.

Third-generation semiconductor materials let this cross-shaped sensor measure 3D magnetic fields above 400°C in narrow spaces.

Specific fixed-layer magnetization states create a non-zero reference output while preserving magnetic-field change detection.

A stacked magnetic yoke and discrete generators apply inclined bias fields to improve directional detection while keeping the sensor compact.

Sequential laser heating magnetizes adjacent antiferromagnetic regions while keeping earlier areas below the blocking temperature.

A bias layer offsets the free-layer vortex in TMR sensors, shifting transfer curves toward linearity and reducing sensitivity errors.

An offset magnetic vortex and antiferromagnetic bias layer shift TMR transfer curves, reducing linearity and sensitivity errors.

Angled surfaces formed during trench fabrication can impair magnetic sensors; CMP planarizes ferromagnetic flux guides before conductive filling.

An MR element on an inclined surface uses positioned insulating portions to limit uneven influence and maintain consistent detection.

Inclined free-layer sides and separated bias magnets stabilize magnetization, reducing hysteresis in magnetic sensing.

Inclined projections and intersecting wiring pack MR films into a compact detector for reliable multi-axis magnetic sensing.

This case uses laser heating, an external field, and exchange coupling to set magnetic directions for more flexible field detection.

Distinct side-surface taper angles formed by tilted ion beam etching reduce electrode shorting while maintaining magnetic shape anisotropy.

An expanding ring mounts an MRI body coil via static friction, eliminating welding sparks and enabling reversible installation.

Adjusting pinned layer magnetization angles allows selecting sensors that meet specific linearity and output range requirements without custom redesign.

A modulated magnetoresistive sensor uses an RKKY coupled FM stack to change permeability and modulate the magnetic field.

Oblique incident deposition engineers magnetic anisotropy in magnetoresistive sensors, eliminating permanent magnets to reduce size and temperature dependence.

A rapid thermal processing apparatus uses laser annealing to program pinned layers in spintronic devices.

A magnetic junction with stacked free layers and a tunnel barrier achieves high resistance change ratios while maintaining symmetrical R-H characteristics.

A magnetic field sensor uses a two-dimensional electron gas structure to detect fields along three axes.

Varying conductor slope, tilt, and path width along the axis improves axial and radial homogeneity while maintaining efficiency.

A SiC-GaN heterojunction sensor integrates vertical and horizontal elements to detect magnetic fields in three dimensions.

A magnetic sensor uses a ferromagnetic layer to generate an anomalous Hall voltage with high linearity.

Rotating the sensor chip ninety degrees positions the measurement surface toward the magnet, reducing the gap to 100 μm while passivation protects the top.

Asymmetric TMR bridge elements cancel cross-axis interference from stray fields while preserving high sensitivity.

Stray fields from adjacent vortex layers stabilize the reference orientation and suppress unintended magnetic responses.

A soft-magnetic structuring element guides a perpendicular pre-treatment magnetic field to orient ferromagnetic layers on a chip substrate.

A Hall element uses a conductive portion penetrating an insulating film to electrically connect the magnetosensitive portion.

A 2D-material quantum sensor chip uses a constricted gold shorted co-planar waveguide to integrate hexagonal boron nitride for on-chip microwave injection.

Inclining magnetization fixed layers at prescribed angles enables orthogonal magnetic field detection across three axes.

Grooved magnetic biosensor uses internal stray fields to magnetize nanoparticles, eliminating external generators and reducing power consumption.

Flux regulators concentrate magnetic fields onto a TMR matrix, resolving the sensitivity versus detection range tradeoff in Hall and TMR sensors.