Converting Sensor Output Electrically/Magnetically TRIZ Cases

Phase-shift tracking between rotor excitation current and stator voltages detects resolver insulation deterioration early, preserving position accuracy.

Coil current fluctuations reveal armature position without a dedicated sensor, cutting solenoid cost, calibration effort, and failure points.

Archimedean spiral pole transitions let magnetic encoders keep quadrature signal quality with few pole pairs and compact sensor integration.

An orientation sensing circuit lets a wire-free wall control adapt user inputs to any mounting direction for intuitive electrical load control.

Capacitive touch gestures replace simple switches to control lighting power and color while visual feedback improves operation of complex loads.

Normalized positive-sequence vector processing improves motor angle estimation accuracy and reduces temperature-driven sensor errors.

An asymmetrical magnet and sensor layout improves 3-axis rearview mirror position sensing while accounting for background magnetic disturbances.

Reinforced bead-stiffened flux collectors improve handling and cut part variation while preserving interference-resistant magnetic torque sensing.

A magnet-and-shaft sensor built into the hydraulic block measures brake pedal stroke accurately while reducing installation adjustment and assembly size.

When one relative steering angle detector fails, stored absolute angle updates keep drive assist control running without redundant hardware.

Brake heat powers a wear-pin sensing system for continuous brake wear tracking, reducing manual inspection time and maintenance cost.

AC excitation and current-voltage phase shift reveal solenoid inductance, enabling accurate position estimation without a separate sensor.

Digital signal processing and AI extend LVDT measurement beyond the linear range, improving stroke-to-length ratio while limiting overcurrent.

AI signal processing extends LVDT position sensing beyond the linear range, raising stroke-to-length ratio for space-limited designs.

A grid-based triboelectric sensor tracks continuous motion from sliding signals, enabling simpler self-powered 2D and 3D control.

A frosted upper glass surface enables laser-formed conductor patterns while protecting lower-side formations and suppressing encoder noise.

Parallel search-coil sensors maintain iron-object displacement detection through pole-change dead zones while keeping power use low.

A flexible arm with Hall effect sensing detects impact deformation, enabling post-collision flight stabilization and trajectory recovery.

A ferromagnetic insulation part and sensor verify nozzle insulation presence, preventing faulty distance regulation and laser head collisions.

Threshold-based reference updating tracks capacitance changes in real time to cut noise jitter and response delay in proximity detection.

An NFC link and bipolar Hall sensor replace fragile reed switches, enabling secure, vibration-robust mileage tracking with direction detection.

Converts resolver angle data into compensated two-phase pulses so motor controllers can detect rotation speed and direction accurately.

Opposite-side loop coil signals are combined to cancel display gate-line noise and improve EMR pen location accuracy.

Spring-loaded clamping holds a code disk against its carrier on solid shafts while still allowing precise manual rotation and lateral adjustment.

Combining digital and analog track checks with adaptive cyclic sampling cuts diagnosis effort while preserving accurate position sensor error detection.

Modular PCB flat coils and a conductive pointer enable precise long-stroke valve rod sensing with low energy use and lower sensor cost.

Opposed side-by-side magnets concentrate flux toward a Hall sensor, preserving precise position detection near magnetically responsive parts.

A magnetoresistive sensor with a ferromagnetic marker focuses field lines to simplify 3D input hardware and enable compact mobile use.

Dual triangular and sinusoidal measuring loops separate coarse and fine displacement sensing for submicron, low-noise position measurement.

Inverted trapezoidal transmitting electrodes smooth capacitance variation in capacitive grating sensors, reducing non-linear error and improving signal stability.

Coprime message and feature counts let rotary measuring systems uniquely track scale features, improving diagnostics and early fault detection.

A compensation circuit offsets excitation-coil inductive distortion so an H-bridge delivers balanced bipolar square-wave drive with fewer components.

Built-in safety logic lets a high-speed counter handle SIL 3 and PL e monitoring locally, reducing PLC dependency and reaction delay.

Cantilevered disc springs center a rotary encoder on varying shaft diameters, improving repeatability and keeping eccentricity below 10µm.

A parallel PCB routing layout separates coils and computing electronics to cut EMI, avoid shielding layers, and improve signal linearity.

A shielded robot arm layout isolates cable routing from the detection electrode to preserve capacitive sensing accuracy and suppress EMI.

Repeatedly switching sensor signals across ADCs helps detect stuck bits and bit flips, improving relative position accuracy.

A shielded cable passage between the robot arm housing and detection electrode preserves capacitive sensing accuracy while easing cable routing.

Magnetic coupling identifies each stacked controller position so checkout load cells are paired correctly and weight measurements stay accurate.

Full-surface magnet guidance limits radial and circumferential drift, improving stroke signal accuracy while shielding the sensor from contaminants.

Dummy conductor patterns cut film removal in encoder scale manufacturing, reducing processing time and waste while preserving accuracy.

A magnet integrated into the spindle gear improves magnetic alignment and synchronization for more reliable absolute angular position detection.

Extension and dummy lines balance coupling capacitance and external noise across wiring regions to preserve accurate position detection.

Spaced standard sensors and vector-based signal processing deliver high-resolution absolute position measurement without dense, complex encoder layouts.

A segmented rotor track and fixed stator sensor determine angular position in tight motor packaging without complex gear wheels or redesign.

Shield vias and conductive loops block stray magnetic coupling at sensor vias, reducing offset signals and improving encoder position accuracy.

Targets resolver eccentricity by removing the dominant first-order error component, improving rotor angle accuracy with low processing load.

Alternating ferromagnetic and diamagnetic targets increase inductance contrast, improving slat skew detection in low-SNR sensing.

Primary and secondary camera controllers exchange decimated position data to mirror VCM outputs with tight timing and low latency.

A combined M/N pole-pair target lets one inductive sensor deliver coarse and fine angular readings with less PCB area and simpler assembly.

Dual computing units compare encoded marker positions and trigger a safe state on mismatch, improving fault-tolerant position sensing.

Computer applies stored compensation data to magnetic field measurements, correcting temperature-induced signal drift and maintaining detection accuracy.

Readhead outputs mode signals to prevent stalls and equipment damage during calibration.