Acceleration Measurement Using Interia Forces TRIZ Cases

An elastic member supports the connecting spring part in a gyro sensor, preventing sticking during manufacturing while maintaining vibration energy exchange.

Glass interposer bonds sensor and IC chips via flip-chip compression, eliminating thick organic substrates and reducing package volume.

A wearable gait analytics system uses sensor fusion to extract biomechanical data for real-time movement assessment.

Raised pads mechanically isolate accelerometer proof mass from stator strains, reducing hysteresis and improving measurement accuracy.

Segmented metal films control silylation thickness to prevent voids and cracking in physical quantity sensors.

L-shaped proof mass rotates in-plane to drive double-ended tuning fork resonators, eliminating separate lever arms and reducing structural complexity.

Decoupled frames and torsion springs enable precise detection of small and large accelerations across multiple directions.

An accelerometer applies matrix inversion to generate correction coefficients for sensor error compensation.

Hyperbolic CORDIC calculations with pre-rotations resolve inclinometer angles without double iteration errors or level shifting overhead.

A 3D map rendering system projects virtual space onto a display using distinct visual styles for hidden and visible indicator objects.

Merges the stop structure and seismic mass onto a single substrate to eliminate manufacturing complexity from separate substrates.

Directional spring constants in a resilient stop cushion impacts and minimize lateral adherence risks in z-axis sensors.

A disposition detection system uses hysteresis bands and reference pose analysis to filter sensor noise and mechanical resonances for reliable tilt recognition.

Selective etching creates rough surfaces on MEMS proof masses to reduce stiction between components.

An energy controller switches a wireless vibration sensor between normal and low-power modes based on harvested energy levels to maintain continuous operation.

An accelerometer detects track segment motion deviations from expected values, enabling precise tension monitoring and preventing slippage.

Replacing multiple sensors with one acceleration detector reduces device complexity while maintaining detection accuracy through gravitational analysis.

A capacitive MEMS acceleration sensor uses a beam-supported movable electrode to detect thickness-direction motion via distance variation.

Hardware-based tilt detection reduces power consumption and processor bandwidth by generating interrupt signals from accelerometer data.

Dual processing stacks resolve hemisphere ambiguity, improving six degree of freedom pose measurement accuracy.

Flexible coupling transfers Coriolis force while rejecting mechanical noise, resolving sensitivity versus noise trade-offs in angular rate sensors.

A yaw rate sensor uses a coupling bar to link seismic masses and frames, enabling torsional deflection for rotation detection.

Segmenting the electrode carrier from the warping diaphragm eliminates non-linear capacitance errors while maintaining robust environmental sealing.

A MEMS accelerometer uses a piston-tube electrode configuration to achieve high capacitive sensitivity.

Wireless sensor device classifies falls using trained machine learning models to reduce false positives from daily activities.

Selective sensor activation reduces noise and power consumption while maintaining complete three-axis measurement capability.

Double-ended tuning fork sensors detect support base strain to correct accelerometer drift caused by thermal aging.

Measuring natural frequency before excitation eliminates transient delays, accelerating secondary control loop stabilization in rotation sensors.

A transducer uses a suspended mass and capacitance gaps to detect underwater acoustic signals.

A gas-type three-axis accelerometer detects ground vibrations and outputs raw acceleration data for processing.

Structures a movable mass directly from a substrate to enable compact differential stator electrode placement around an actuator electrode.

A fluid-filled sensor body measures punch force via internal pressure changes alongside acceleration data.

Segmented arcuate coupling members suppress in-phase modes, reducing linear acceleration noise and improving angular rate sensing accuracy.

Separating sensors across two substrates reduces mutual interference, improving angular rate data accuracy and reliability.

Narrowing conductive tracks below 50 micrometers reduces disturbing currents that saturate acceleration measurements.

An 18D IMU uses out-of-plane magnetometers to reduce drift and improve orientation estimation reliability.

Non-linear springs tuned by a trim voltage match the drive frequency to the detection frequency, eliminating parasitic vibrations.

A multi-sensor field unit controller modulates sensor sampling parameters to conserve power.

An accelerometer determines head unit orientation to detect tampering events.

Extending part deflects to absorb weight impact, preventing frame breakage and maintaining sensitivity.

A resistive sensor circuit with a moving mass node generates digital signals via an amplifier-comparator.

Segmented rotation elements driven in opposite directions differentiate Coriolis force from angular acceleration interference.

A method detects acceleration vectors in a sensor coordinate system to identify the relative posture relationship between an inertial sensor and a measurement target portion.

A display device calculates bridge displacement from acceleration detector signals and generates visually recognizable image information.

Auxiliary signals detect proof mass residual voltage, correcting electrostatic errors to maintain measurement precision.

Invisible sensors replace coercive anti-removal systems, tracking compliance data wirelessly to improve patient tolerance and reduce amputation risks.

Band-pass filtering of tri-axial acceleration sequences determines step counts and moving direction, reducing cumulative errors in real-time positioning.