Acceleration Measurement Using Interia Forces TRIZ Cases

Extraction of injection wiring through support beams detects breakage while minimizing film stress and temperature variations.

This compact device merges multiple sensing functions into a single unit to provide real-time feedback on chest compression quality for emergency responders.

Segmented beam portions isolate stress transmission between anchor and surrounding portions, improving temperature stability for angular velocity measurements.

A nested laminated structure houses inner and outer movable portions to enable perpendicular and parallel displacement.

Orthogonally mounted piezoelectric vector sensors measure three acceleration components within a compact housing.

A MEMS hermeticity detection method applies voltage differences to measure effective capacitances and calculate an offset voltage.

Conductive filler layers fill trench structures in micromechanical substrates, eliminating complex through-trenching steps.

Segmenting sensor terminals by a virtual line isolates noise sources from sensitive outputs, preventing detection accuracy deterioration.

Flexible parallel legs isolate sensors from high-frequency haptic acceleration, maintaining accurate tracking during vibration.

Portable terminal generates dynamic tokens from sensor data to enable automatic inter-app communication through a relay server.

A sensor module processing circuit varies signal sampling periods to balance measurement precision and data throughput.

Acceleration sensor detachment detection using peak level and interval ratios to identify signal anomalies.

Segmenting the substrate isolates serial communication wirings from sensor connections, reducing residual noise in measurement signals.

Autonomous power controller transitions between modes using inertial force values, eliminating external intervention needs.

A portable sensing device calculates vessel stability metrics by processing motion sensor data to determine roll period and metacentric height.

Multi-axis accelerometer filters lateral noise from turns to detect true longitudinal deceleration and prevent false brake light alarms.

Sampling oscillation amplitude below the Nyquist rate reduces computational load and power consumption while maintaining precise frequency regulation.

A gyroscope system detects phase differences between test and quadrature error signals to determine accelerometer bandwidth for sensitivity adjustment.

Replacing mechanical monitoring with gravity sensing, this device detects silent component shifts during installation to prevent safety hazards.

Separating lateral and longitudinal acceleration signals resolves ambiguity on rough roads, enabling stable traction control and improved ride quality.

A physical quantity sensor aligns its movable body gravity center with the rotation axis using a support beam and equalized electrode thicknesses.

Nested sealed cavities with differential pressure sensing identify seal breaches, reducing contamination and maintaining measurement accuracy.

Voltage-controlled driving stages move a proof mass to toggle capacitance, resolving the trade-off between switching reliability and structural complexity.

Applying midpoint voltage to exposed glass in MEMS sensors neutralizes charging effects that degrade measurement precision and sensor reliability.

Optomechanical readout replaces electrostatic capacitive sensing to eliminate parasitic capacitance noise and improve measurement precision.

A hermetically sealed inertial measurement device uses a ceramic base and metal lid to house resin-molded sensors.

Complementary guiding means enforce a predefined inclination angle, allowing the accelerometer to detect casing removal and prevent tampering.