Acceleration Measurement Using Interia Forces TRIZ Cases

A yaw rate sensor mass element uses a hollow spherical shell structure to shift spurious modes and enhance regenerative feedback.

A MEMS sensor uses non-parallel movable electrodes to detect acceleration via differential capacitance changes.

Feedback control with phase lag compensation lowers natural frequency, enabling stable detection across wide amplitude ranges without structural fragility.

A micromechanical sensor module uses a passive secondary transducer to switch the primary measurement circuit from rest to active.

A phase correction device estimates and corrects acceleration sensor phase errors using statistical processing of standard deviation data.

A semiconductor angular velocity sensor uses a stopper member to constrain oscillation arm movement.

A MEMS physical quantity sensor rotor bar incorporates longitudinal slits to create segmented structural joints that flex under mechanical stress.

Receding the germanium layer outer end inward prevents eutectic alloy protrusion from the bonding surface, avoiding undesirable conduction to electrodes.

Integrating a quartz resonator clock with the gyroscope substrate eliminates bulky temperature ovens, achieving navigational-grade bias stability at low cost.

Chopper modulation smears noise across wide frequencies while differential amplification rejects common-mode disturbances without bulky shielding.

A rotary switch state detection device uses gravity and magnetic sensing units to precisely locate the rotation head.

An accelerometer mounted on the tire records multi-directional vibration data for automated tread depth status detection.

On-chip reactive materials trigger exothermic reactions to erase cryptographic keys, lowering device costs compared to packaging-based anti-tamper solutions.

Integrating detection elements into a multilayered circuit board housing eliminates separate wiring boards to reduce sensor volume.

Integrating A/D conversion into the sensor module eliminates external analog wiring, resolving measurement accuracy deterioration caused by noise interference.

Post-compensation algorithms remove linear and angular motion errors from rotating accelerometer gravity gradiometer output data.

A MEMS sensor compensation system modifies sense signals using calculated terms to correct static and frequency-dependent nonlinearities.

Band-pass filter circuitry maintains oscillation amplitude in a micro-gyroscope device.

A transparent force sensor uses conducting nanoparticles in a polymer matrix to detect local pressure through piezoresistive changes.

A vibrating micromechanical sensor suspends a seismic mass via non-orthogonal spring axes to detect angular velocity through phase differences.

A capacitance-to-voltage converter circuit detects transmission line disconnections in angular velocity sensors by measuring electrical properties during idle states.

Balance stoppers generate electrostatic force to neutralize disturbance from shock stoppers, maintaining MEMS output accuracy.

A MEMS sensor couples mobile and fixed electrodes via a single monolithic anchor structure to eliminate differential stress drift in sensing capacitance.

A sensor fault detection method compares discharge time constants to identify malfunctions.

Ring-shaped vibrating gyroscope uses specific electrode placement on a piezoelectric film to excite primary and detect secondary vibrations.

A single center-anchored proof-mass with asymmetric stator frames decouples response modes for multi-axis detection.

Dual proof masses with split shielding cancel common mode interference, simplifying sensing circuitry while enhancing multi-axis measurement accuracy.

Nanocluster deposition creates micro-masking layers that increase MEMS surface roughness, reducing stiction forces without compromising device sensitivity.

Distributed sensor nodes capture real-time movement data to reduce product damage and material waste during packaging.

Segregated shield frame galvanically couples to rotor, neutralizing electrostatic interference that degrades measurement accuracy in miniaturized devices.

A slotted isolation portion on the PCB board separates the inertial measurement unit from the main body to reduce mechanical stress.

Active suspension induces vehicle motion to capture multi-position sensor data, eliminating external infrastructure and reducing system downtime.

A metal detector system integrates optical flow sensors to track search head position and reconstruct buried target geometry on a display.

Partially automated calibration routine eliminates manual alignment errors by computing misalignments through vehicle pose sequences and sensor feedback.

Segmented fixing isolates the resonator from thermal stress, preventing measurement errors and maintaining high acceleration accuracy.

Segmented stator combs with varying recess depths allow the same measurement capacitor to distinguish y- and z-direction displacements, reducing noise levels.

Accelerometers and temperature sensors determine wearable device location on the body without user input.

Dual backplates with air gaps create differential condensers that eliminate common mode capacitance changes while maintaining high sensitivity.

An optomechanical inertial reference mirror combines a resonator with a retroreflector to serve as an inertial reference for atom interferometers.

Separate capacitive elements enable parallel detection and servo control while adaptive filtering cancels leakage noise for ultralow noise seismic surveys.

Interlocking tabs limit large proof mass excursion under high inertial forces without fragile flexures.