Converting Sensor Output Electrically/Magnetically TRIZ Cases
- Magnetic Coupling for Multi-Turn Sensor Backlash Elimination
Replacing mechanical couplings with magnetic fields eliminates backlash and hysteresis in multi-turn sensors.
- Rotary Encoder Spiral Track Multi-Rotation Position Sensing
A spiral track converts relative rotation into linear follower motion, enabling absolute multi-rotation measurement without shaft limit calibration.
- Eddy-Current Angular Displacement Sensor Design
An eddy-current angular displacement sensor uses a coil array and partially metalized rotor to detect position via induced signals.
- Tocodynamometer Transducer Flat Spring Symmetry
Symmetrical flat spring ribs ensure uniform force response, eliminating uneven spring constants that cause inaccurate readings.
- Magnetic Sensor Bridge Circuit Resists Resistance Variation
A magnetic sensor bridge circuit uses series-connected magnetoresistance pattern portions to reduce resistance value variation.
- Resolver Defect Detection via RC Circuit Oscillation
RC circuits and actuable switches connect resolver receiver windings to voltage sources for oscillation monitoring.
- Magnet Recess for Hall Sensor Alignment
Nesting the sensor inside the magnet recess concentrates the magnetic field, reducing device size and external interference.
- Angle Detecting Device Self-Calibration Sensor Head Segmentation
A self-calibrating angle detecting device segments sensor heads into distinct groups to capture high-frequency components without increasing hardware complexity.
- Daisy Chain Position Sensor with Magnetic Interference Suppression
A daisy chain position sensor measures aggregate current proportional to transducer displacement using ferromagnetic components.
- Reference Signal Generation Circuit for Incremental Encoder
A reference signal generation circuit produces a constant width signal using orthogonal light-receiving element arrays.
- Electromagnetic Encoder Coil Width Optimization
Variable line width design resolves the trade-off between signal intensity and interpolation accuracy by balancing current density distribution.
- Inductive Encoder Scale Pattern with Aligned Loop Centers
Spaced loop portions align centers of gravity in the measurement direction, preventing magnetic flux deviation when scratches occur.
- Sensor-less Rotor Position Detection Circuit
A sensor-less detection circuit adjusts back electromotive force voltages to determine motor rotor position.