Tyre Measurements TRIZ Cases

Acoustic tyre signals are filtered with wheel speed references and time series analysis to detect abnormalities despite irregular, noisy measurements.

A new rolling-radius baseline after tire non-use phases corrects creep and aging drift, improving tread depth accuracy on vehicles.

A hardened wheel hub sealing surface lets CTIS seals engage directly, cutting parts, assembly complexity, and gas leaks.

Monitoring sensors and active frame adjustment help tracked vehicles spread load evenly, reducing soil compaction, wear, and traction loss.

Wheel-speed, acceleration, and steering signals are fused to correct rolling-characteristic errors and cut false TPMS alarms.

By analyzing axial crown motion over multiple tyre rotations, this case isolates a cleaner vibration mode for more accurate tyre status monitoring.

A sealed wheel hub air path with sensors and controllable valves automates tire inflation and deflation to cut wear and improve vehicle efficiency.

Vibroacoustic frequency-band analysis with machine learning estimates tire wear in real time while reducing computation cost and complexity.

Stored performance coefficients let tire monitoring systems estimate performance characteristics when parameter data is incomplete, reducing maintenance delay.

Alarm messages repeat until acknowledgment, then shift to longer intervals to preserve vehicle sensor battery life without losing critical alerts.

Passive BLE scanning and speed thresholds let a TPMS avoid needless transmissions in traffic jams, cutting power use and frequency overload.

Sequential verification lets an untrusted setup device load tire monitor data, then trigger cryptographic exchange for secure communication.

Vehicle sensor signals and normalized rolling radius are used to track tire wear in real time, enabling earlier detection of burst risk.

Temperature-based tire position detection cuts sensor transmission power and memory use by shifting evaluation to an external unit.

Opposite-wheel pressure comparison with noise filtering improves slow leak detection and cuts false TPMS alerts under changing conditions.

A conductive filament embedded across the tread breaks at a set wear depth, enabling precise uneven tire wear detection with a durable, simple sensor layout.

Acoustic footprint spectra from tire-mounted accelerometers replace slow FEA and manual tread checks with real-time wear estimation.

Motion signals and tyre operating conditions are compared with model-based reference values to calibrate crown-mounted sensors during driving.

Real-time footprint sensors trigger tire inflation or deflation to balance traction, handling, wear, fuel efficiency, and safety.

Tangential acceleration extrema and wheel rotation time are compared to identify each wheel position quickly and with low sensor energy use.

Axial motion checks let TPMS sensors skip unnecessary repositioning after engine restart, cutting power use and avoiding positioning errors.

By tracking tire footprint centerline length instead of absolute pressure alone, this case improves inflation control under changing load and wear.

Detailed tire pressure alerts add severity levels and mounted position data, helping drivers judge whether operation can continue.

Pressure-temperature ratio baselines help detect tire pressure drops accurately even when sensor position causes inconsistent temperature readings.

Historical TPMS trend analysis detects slow tire leaks before threshold alarms, accounting for temperature effects and reducing repeat warnings.

Multiple spaced seals and vented chambers contain pressurized air at a rotating interface, limiting leakage into lubricant chambers.

A low-frequency wake receiver lets the tire monitor sleep until needed, cutting BLE scan power while keeping connection response fast.

Captures stationary-to-stationary driving cycles and steering-related maneuvers to calculate tire wear values closer to actual abrasion.

Time-stamped tire sensor readings are filtered with historical averaging, median, and Butterworth methods to catch anomalies and stabilize data.

Bluetooth replaces coil-heavy LF links in tire pressure detectors, enabling bidirectional firmware updates with lower cost and less interference.

A wireless switch valve lets the controller open and close the tire air chamber automatically, removing manual inflation and deflation steps.

Accelerometric peak timing enables near-instant tire circumference and tread wear measurement without wheel speed sensors or long-distance counting.

Two body-mounted accelerometers filter road-induced tilt to detect tire pressure loss without wheel sensors or battery-powered TPMS units.

Radial acceleration, footprint length, and adaptive analysis detect tire-mounted sensor detachment reliably across speed and road changes.

RF simulation and OBD feedback identify the actual TPMS protocol, avoiding input errors and enabling accurate menu interface positioning.

Grouping tire radius data by pressure, load, and speed reduces wear-estimation error and improves remaining useful life prediction.

Routing a fluid conduit through the steer-axle spindle creates direct rotary union air supply while reducing sealing complexity and leakage risk.

Temperature-compensated pressure modeling and cross-tire comparison help detect slow vehicle tire leaks earlier despite thermal variation.

Wheel-mounted energy harvesting powers vehicle sensors from rotation and vibration, extending battery life while sustaining driving condition detection.

TPMS wheel spin data is compared with odometer distance to detect blocked sensor signals, flag tampering, and preserve mileage accuracy.

Wireless power sent from the vehicle diagnostics connector keeps wheel sensors running without batteries, enabling higher data loads and less maintenance.

Intermittent pressure cycles and electronic valve control improve tyre inflation safety, pressure accuracy, and adaptability.

A shared in-cabin air supply serves both seat adjustment and suspension, cutting package space while shielding the system from outside contaminants.

Grouped left-right RFID reads with K-means and edit-distance logic identify dual-wheel tire positions accurately despite noise.

A shared compressed-air reservoir feeds suspension and seat adjusters, cutting vehicle interior space use, parts count, and cost.

Electromagnetic power sent from the vehicle diagnostics connector keeps wheel sensor assemblies running without onboard batteries or frequent replacement.

One compressor and air tank serve seat adjustment and suspension, reducing cabin space, component count, and vehicle cost.

An embedded NFC tag in the tire tread and an inner-surface reader enable compact, reliable treadwear detection despite shielding and positioning limits.

A radiating onboard cable replaces multiple antennas to keep stable RF coupling with rotating transponders under vibration and deformation.

Mounted position and pressure severity details turn tire alerts into actionable guidance for continued operation or urgent maintenance.

Integrated breather channels and an anti-rotation spring layout retain hub oil or grease, reducing wear and leakage in tire calibration rotors.

Embedded split-ring resonators in tire plies and tread enable precise RF-based wear and condition sensing without complex TPMS hardware.

An RFID tag built into the tire sensor mount transfers tire ID data to the sensor automatically, avoiding manual programming errors.

A threaded clamping element with positive locking secures the tire pressure monitoring unit against lift-off under high acceleration without enlarging its opening.

Magnetic sensors read steel belt field signatures through a nonmagnetic drive-over layer to automate accurate tire tread depth measurement.

A generic tire control interface uses capability feedback and objective modeling to match requests with available actuators for reliable tire property control.

Multi-sensor aircraft tire monitoring uses adaptive operating modes to preserve pressure and motion analytics while cutting wireless power use.

A crown-mounted tire sensor uses normal acceleration and threshold filtering to measure traveled distance accurately with low power.

Orientation sensor data corrects tire tread depth estimates during parking and cornering, improving accuracy without extra tire sensors.

BLE frequency counting across tyre pressure monitors helps the vehicle identify its own wheel units quickly and accurately in crowded parking environments.

Predictive tread-depth tracking identifies when to swap dual tires so both reach minimum tread depth together, reducing premature removal.

Harder wear indicators and a tire-mounted accelerometer detect tread-contact vibration, enabling accurate end-of-life tire monitoring.

Footprint length and vehicle acceleration signs are used to identify each tire sensor position in real time without manual reassessment.

OBD readback and RF protocol simulation verify the actual TPMS communication protocol, reducing menu mapping errors from manual vehicle input.

Wireless tyre monitors compare onboard status indication with transmitted pressure data to cut manual checks and flag discrepancies quickly.

A peristaltic hose pump and air accumulator regulate tire pressure internally, avoiding external air exchange, contamination, corrosion, and slow reinflation.

Wheel-angle-based transmission timing helps tire pressure sensors avoid metal interference and deliver more reliable readings.

Rotation-angle signals let tire sensors auto-assign wheel positions, improving pressure monitoring accuracy and reducing maintenance effort.

Outlet pressure-limiting valves prevent overinflation in central tire inflation systems while reducing reliance on complex software or wheel valves.

A reconfigurable TPMS transmitter uses PLL and matching circuits to support multiple frequencies and protocols with fewer replacement parts.

A correction factor turns single-point tire tread measurements into a reliable minimum depth estimate despite uneven wear.

A detachable interlocking washer and rubber seal simplify tyre monitoring valve assembly on wheel rims while maintaining an airtight connection.

A three-layer encapsulated tire sensor enables accurate in-tire temperature sensing while resisting curing stress, detachment, and cracking.

Forward-reverse digital filtering cuts TPMS road-noise distortion and settling time while reducing energy use to extend battery life.

Real-time sensors, solenoid valves, and dual-pipe tire units automate inflation and deflation to maintain safe, efficient tire pressure.

Radial acceleration and contact-time data are normalized by tire size to estimate wear accurately without separate vehicle tests for each tire.

Wireless tyre pressure checks use non-response error detection to cut aircraft wheel inspection time while clearly flagging device failure.

An integral clasp interlocks with the retainer plate to stop heat shield migration, helping control wheel temperature and prevent debris.

Directional RF wake-up beams and signal-strength thresholds let one TPMS sensor respond without cross-talk, lowering power and hardware cost.

Ground-reflected radio signals let a vehicle transceiver detect tire deflation or removal without extra theft-prevention hardware.

By comparing centrifugal and tangential acceleration timing, TPMS chips identify left and right wheels with simpler setup, lower cost, and less power.

A planar tread wear profile tool with groove index members and traction element gauges matches the tire's radially outer profile.

Correlating tire pressure, driving resistance, and engine torque data corrects external interference errors for precise load measurement.