Magnetic Sensor Packaging TRIZ Cases

On-chip coplanar waveguides and gold nano-pillars shrink h-BN quantum magnetometers while enabling reusable, scalable fabrication.

An inclined magnet and magnetic sensing layout captures both rotation and push inputs accurately while reducing sensor count and device size.

Magnet and Hall effect sensor arms capture high-resolution pipeline dents, ovality, and bend changes with low power and fast response.

Magnetic Hall-effect sensing tracks caliper arm deflection to detect pipeline dents, ovality, and bends with high resolution and low power.

Two aligned linear sensors compare magnetic field direction to cancel stray field interference and improve angle measurement accuracy.

A soft ring-shaped seal between inner and outer molded portions preserves sealing under thermal deformation without sacrificing strength.

A low-modulus buffer layer cushions TMR sensor chips against thermal mismatch and shrinkage, preserving measurement stability and service life.

Offset circuit edges and stress-relief trenches let magnetic sensors stay thin while preserving accuracy and preventing substrate cracking.

MR elements on sloped substrate surfaces form x, y, and z bridges to improve 3D magnetic field sensitivity and field-orientation immunity.

A snap-fit holding member lets the magnetic sensor sit closer to the target for higher sensitivity while enabling tool-free attachment and detachment.

A spacer-stabilized magnetic core gap keeps epoxy free from contaminants so it can cure fully at high temperature without harming Hall sensing accuracy.

A metal spacer stabilizes the magnetic core gap and keeps epoxy free of contaminants so it can fully cure above 125°C without harming the Hall element.

A pressure-switched flexible-to-rigid sensor mount conforms to different head shapes, then locks MEG sensor position and orientation for accurate measurement.

A facedown substrate and nested encapsulation protect the magnetoresistive element from heat, oil, and chemicals while preserving detection accuracy.

Magnet-based cover sensing lets an electronic device turn off a covered display and adjust thermal limits based on accessory position.

Opposing sensor elements measure magnetic flux in reverse directions to detect levitated carrier position without disturbing conveyance in vacuum systems.

Multiple magnetic-field readings update a reference intensity to distinguish accessory attachment from detachment despite nearby magnetic substances.

A thin magnetic permeability film paired with a permalloy layer concentrates the field while mitigating warpage in Hall current sensing.

Conformal MEG sensors are difficult to reposition and stabilize across head shapes; a low-pressure mount switches from flexible fitting to rigid fixation.

A conformal alumina or metal-oxide ALD layer insulates magnetic sensors, reducing discharge risk while enabling closer substrate spacing.

This case uses a snap-on housing, inserts, and wire ties to hold conductors in place for consistent magnetic current sensing.

A magnetic sensor uses localized current concentration and heat to detect internal overcurrent failures outside the package.

Dual insulation layers isolate a magnetic sensor from current paths.

A vacuum-isolated SQUID layout cools sensors with liquid helium while reducing evaporation, thermal noise, and vibration.

A 1.4–3.0 μm protruding surface balances magnetic sensitivity and photoresist accuracy.

This magnetic sensor case positions the IC near the conversion element and uses sloped die pads to limit noise and prevent delamination.

Segmented support cutouts position three orthogonal magnetic sensors to prevent mutual interference during three-axis field detection.

A portable device collects magnetic field measurements to calculate compensation parameters for access point magnetometers.

A magnetic field sensor uses a secondary magnet to partially compensate the main magnetic field, reducing flux density in specific regions.

An attachment portion fixes a U-shaped magnetic shield to a case, resolving positional deviation while maintaining external magnetic field attenuation.

Segmented examination room shields isolate MRI and auxiliary devices via nested Faraday cages, resolving electromagnetic interference trade-offs.

A SQUID sensor uses a resistive high-pass filter and parallel flux bias circuit to manage superconducting transformer inputs.

Segmented modular components enable portable measurement at multiple tubular locations, reducing installation complexity while maintaining high accuracy.

Dual sensing parts with distinct loop sizes subtract signals to improve spatial resolution while rejecting electric field noise interference.

Integrating magnetic sensors and permanent magnets as surface-mounted devices increases component density while avoiding complex metal grids.

Segmenting the device into two housings reduces flux divergence in inhomogeneous fields while maintaining failure safety through duplicate sensing.

High permeability shields isolate servo-motor noise from anomaly sensors, eliminating the need for towed configurations that increase cost and detectability.

Polyimide passivation shields magnetic alloy concentrators from etchants, enabling reliable in-plane magnetic field detection.