Converting Sensor Output Electrically/Magnetically TRIZ Cases

Distributed magnetometers around an enclosure expand sensing volume and improve magnetic input location accuracy despite integration constraints.

Real-time oxygen mapping on an HDR brachytherapy needle helps target hypoxic tumor regions while limiting radiation to surrounding tissue.

Precomputed startup-specific offset values suppress maximum angle deviation in absolute encoders and improve angle accuracy across start positions.

By preselecting ADC reference values from the current relative position, the readout cuts digitization time while preserving fine position resolution.

A through-hole encoder lets the motor shaft pass through for dual-sided drive use while preserving precise feedback in tight spaces.

A horizontal PCB with paired magnetic sensors creates phase-shifted signals to widen airgap while reducing resolver size, weight, and accuracy loss.

A magnetic field generator and support member convert linear motion to rotation while preserving one-to-one position detection over a large stroke.

By redirecting magnet motion onto an angled path, this stroke sensor maintains field strength for accurate long-range position detection without larger magnets.

Built-in programmable memory stores and transfers calibration data through the supply line, cutting sensor replacement downtime and setup errors.

Previous readings constrain ADC reference values, cutting digitization time while preserving high-resolution position, length, or angle sensing.

An excitation coil, receiver coil, and movable conductive element turn rotational sensing principles into accurate linear distance detection.

Two counter-propagating magnetic sensors enable mid-range reset and rollover counting for continuous turn tracking beyond spiral limits.

A housing-guided magnet holder blocks radial motion and shields the sensor from dirt and moisture to keep stroke signals accurate.

A magnetic spacer between the sub-shaft gear and bearing stabilizes flux paths, preserving absolute encoder angle detection near magnetic parts.

A checking filter verifies excitation waveform purity in inductive sensors, improving EMC and measurement accuracy by detecting non-sinusoidal signals.

A learned map links magnetic sensor outputs to shaft angle so N-phase pulse switching stays accurate despite sensor magnet attachment errors.

On-chip temperature sensing and heating or cooling stabilize inductive sensor signal circuits against thermal drift for more accurate impedance measurement.

Dual inclined concentric code patterns let one detecting unit calculate eccentricity and correct rotary angle errors without added size or setup work.