Using Electrical Means TRIZ Cases

Angled magnetic tracks on a magnetised element enable hollow shaft wiring passage without increasing encoder thickness.

A Hall IC calculates output voltage using a modified arcsine function to stabilize signals from magnetism sensing elements.

A segmented magnet design minimizes leak magnetic flux interference between adjacent poles in an absolute encoder system.

A wheel holder uses radial arms with movable elements and a locking mechanism to secure attachment.

Combining optical total thickness data with capacitive dielectric-weighted signals calculates individual layer thicknesses without calibration.

Interchangeable circuit boards with fixed interconnect points accommodate different motor configurations without modifying the assembly.

A position detection device uses a specific terminal line distance to weld lead lines without deforming the IC package.

Capacitive gauging system uses steep slope filter discrimination circuit to detect minute capacitance changes.

A rotor coil with high rotational symmetry and a receiver coil with lower symmetry generate a fundamental frequency equal to their least common multiple.

A permanent magnet assembly uses coaxial sub-magnets with inclined magnetic moments to align the main body axis.

A trailer backup assist system infers path curvature from steering wheel rotations to control electric power-assisted steering inputs.

Zero crossing detection determines signal offsets from stored amplitudes, correcting angle measurement errors without complex real-time processing.

Automated closed-loop control maintains target roll spacing via continuous feedback, preventing premature equipment wear from thermal expansion.

Gloves with integrated sensors merge dimension, weight, and barcode scanning into one unit, eliminating manual tool switching.

A handheld storm detector uses a suspended magnetic element to pivot in response to magnetic disturbances, providing directional information without electricity.

Trapezoidal rotor protrusions increase output voltage by optimizing magnetic flux paths, reducing stator winding turns and manufacturing costs.

A rotation angle sensor uses phase-different Hall element signals to detect abnormal conditions without additional hardware.

Integrating sensing coils into a single probe eliminates strict coaxial alignment requirements, enabling accurate measurement on deflected rotating shafts.

Bending the sensor unit reduces radial space and field distortions in compact rotary encoders.

Segmented resolvers track revolutions and position while non-volatile memory retains data, triggering alarms when power-up readings differ from stored values.

A wheel localizer determines positions using rotational frequencies and acceleration data from onboard sensors.

Magnetic field sensors record local flux density profiles to determine rail vehicle distance, resolving wheel slip errors at low speeds.

Adjusting sine signal parameters against a cosine reference resolves the contradiction between enlarging the measurement window and maintaining high precision.

A rotation angle sensor system corrects radial and tangent magnetic field measurements using stored pole-specific values.

A rotation detecting apparatus calculates rotational angle and rotation number signals within a single circuit module to output synchronized data frames.

Merging multiple receiver coils into one unit eliminates amplification and time mismatch errors in signal processing.

A monitoring device transmits test signals through a box to detect state changes via channel characteristics.

Angle sensor uses period-specific correction terms to reduce first and second errors in detected values.

A magnetic shield between sensor pairs blocks field interference, ensuring precise angular detection.

Nested conductive graduations on a support channel wall resist environmental interference to ensure stable absolute position measurement.

A microcontroller estimates current and misalignment errors in magnetic angle sensor signals to calculate accurate rotor positions.

Concentric internal gears mesh with an external gear to achieve large reduction ratios, eliminating small diameter components that increase manufacturing costs.

A touchscreen system measures interlayer distance to identify structural cracks and recalibrates touch parameters for accurate input.

A segmented case isolates the circuit board from gear meshing while a metal bearing reduces friction for smooth rotation.

A rotation sensor uses a radial magnetic element to prevent unstable magnetization changes and reduce device size along the rotational axis.

A rotary encoder dissipates heat from internal components through a metal lid connected to a shield cable.

A rotary encoder uses pulse counting from dual magnetosensitive units to determine absolute angular position without continuous A/D conversion.

Coprime m-fold and n-fold pickup coils resolve angular ambiguity while resisting external magnetic interference.

A multi-region angular displacement sensor uses elastomeric sense regions to measure deformation across three-dimensional space.

Processing algorithms correct proximate sensor inaccuracies using remote reference data to enhance directional control.

Segmented secondary windings on a printed circuit board balance turn patterns via vias, reducing airgap and eccentricity sensitivity for improved linearity.

A method compensates angular errors in magnetic sensors by analyzing signal harmonics to determine correction values for gain and orthogonality deviations.

A surface property inspection device uses an AC bridge circuit to compare eddy current signals from a test object and a reference detector.

An encoder maintains a fixed interval between the sensor and code disc set using an elastic assembly connected to the bearing housing.

Inductive sensor measures elastic carriage displacement via coupled windings, resolving the trade-off between measurement precision and device complexity.

Laminar piezoelectric transducer detects contact states to signal rest position, reducing mechanical stress on coordinate measuring machine probes.

A non-contact apparatus measures metal layer thickness using time-variable magnetic fields to induce surface currents.

A measurement device uses differential magnetic field sensors to determine angular position with high resolution.

The system increases resolution by changing the operating frequency parameter rather than reducing grating spacing, avoiding manufacturing precision constraints.

A current measuring circuit uses a disturbance voltage source to subtract errors and minimize parasitic capacitances in sensor wiring.