Magnetic Measurements TRIZ Cases
- Magnetic Power Activation for Wearable Analyte Sensor Battery Life
A TMR-triggered switch keeps wearable analyte sensors off in storage, preventing false wake-ups and preserving battery life.
- Hollow Magnetoresistive Element for Zero-Remanence Magnetic Switching
A hollow sense-layer geometry creates a coreless vortex, giving zero remanence and clearer high/low resistance states across temperature.
- TMR Sensor Reference Layer Structure for Low High-Field Angular Error
A thin Ta insert in the TMR reference layer preserves stiffness and TMR response while reducing high-field angular error.
- Insulated Current Sensor Package to Reduce IC Thermal Stress
An insulating support separates the IC from the conductor, reducing thermal stress while improving resin fill and insulation reliability.
- Thermal Gradient Structure for Pressurized Liquid Helium Cooling
A thermal gradient structure lets liquid helium run below its boiling point while maintaining positive pressure to prevent air ingress.
- Power Module Current Sensing With Segmented Magnetic Core
A split magnetic core around the conductor boosts Hall sensor sensitivity in power modules while saving space and simplifying sensor integration.
- Cryogenic Thermal Buffer Vessels for Helium Pressure Control
A two-vessel helium buffer adds cryogenic heat capacity while limiting warm-up pressure, preventing air ingress, and extending magnet ride-through time.
- Magnetic Depassivation Circuit for Sealed IoT Sensor Batteries
A magnetic sensor triggers a resistive load to burn off battery passivation in sealed IoT sensors, restoring voltage before deployment.
- TMR Junction Sidewall Bypass for Tunnel Barrier Reliability
A sidewall minute-particle region creates a parallel current path that shunts excess current away from the magnetic tunnel junction.
- Granular Magnetic Tunnel Junction for Multistate Resistance Control
Magnetically decoupled free-layer grains enable gradual switching, controllable intermediate resistance states, and scalable low-power spintronic arrays.
- Magnetically Controlled HTS Rectifier for Low-Loss Flux Pumps
A magnetic field drives HTS switching between resistance states to rectify AC with lower cryogenic heat load and less system complexity.
- Magnetoresistive Motion Detection With Segmented Transmitter Magnetization
Segmented transmitter magnetization cuts transverse field interference, enabling flexible sensor placement for reliable linear or rotational motion detection.
- MRAM Top Via Formation Using Self-Aligned Hard Mask Planarization
Self-aligned hard mask removal separates array and logic via formation in MRAM, improving alignment, planarization, and process control.
- Magnetoresistive Element Layout Using Spin-Orbit Torque Switching
Spin-orbit torque wiring generates pure spin current to switch magnetization with lower reversal current density, extending element lifespan.
- Battery Magnetic Fingerprinting for Authenticity Identification
Magnetic field mapping on a battery surface enables stable type and authenticity identification without relying on time-varying electrochemical traits.
- Wireless Earphone In-Case Detection Using Magnetic Sensor Switching
Magnetic sensor switching plus terminal contact checks improve wireless earphone in-case detection despite poor metal contact and case faults.
- Battery Magnetic Signature Identification for Authenticity Checks
Magnetic field mapping on a battery surface identifies type and authenticity from stable current-collector signatures, avoiding degradation-based errors.
- Hall Current Sensor Package With Embedded Trace for Higher Accuracy
An embedded package trace brings current closer to the Hall die, improving measurement accuracy while simplifying leadframe-based assembly.
- Orbital Hall Spin Current Generation With Minimal Heavy Metal
Ordinary metals generate orbital current, while a thin heavy-metal layer converts it to spin current for magnetic sensing and data storage.