Anti-Theft Devices TRIZ Cases

A vehicle security system blocks autonomous wireless unlocking when the smart key remains outside the interior.

A gateway-based anti-theft security system authenticates retail product display fobs via a remote computer server.

A detection system compares expected and actual surveillance signal characteristics to identify false positioning data.

Extracting delta data from compressed streams reduces computational load while maintaining event detection accuracy.

Transparent touch sensor with conductive traces enables tactile input detection behind a rearview mirror reflective element.

A remote control terminal merges hotel and arcade cashless systems into a single interface for streamlined service access.

Kick sensor placement inside a closed cross-section space formed by the rear bumper cover and under cover.

A steering column lock camwheel uses circular contact surfaces with variable radii to drive a lockbolt between engaged and disengaged positions.

A keyless go control unit connects to a shared radio receiver via a data line and CAN bus for fast authorization checks.

A wireless electronic lock system prioritizes the closest key using signal strength based response delays.

A vehicle controller authenticates external devices by measuring passage time between low frequency transmission and radio frequency reception.

A hydraulic locking device incorporates a blind channel to trigger fluid leakage upon shearing attempts.

Short-range communication modules transmit authentication codes to enable automatic door unlocking without manual key intervention.

A lug nut alarm device integrates a circuit board and Bluetooth transmitter to send alerts when unauthorized removal occurs.

A vehicle system decrypts user biometrics locally using identification data for fast authentication.

Integrating the light source with the push button maintains constant brightness by preventing distance changes during actuation.

Carrier phase detection measures key-fob proximity while reducing transmission power inside the vehicle to prevent multi-path interference and relay attacks.

A radar sensor assembly detects object motion and transmits signals to an electronic control unit for processing.

Ultrasonic sensors track user movement patterns to automate vehicle door and tailgate operation without manual key fob interaction.

Unlock codes enable specific colors and patterns on a single unit, reducing inventory complexity from multiple SKUs.

A vehicle opening control apparatus notifies users of operation states to prevent confusion.

A vehicle closure system projects ground images for hands-free entry activation.

Die-cast segmented cylinder plug merges locking components and adds a visual indicator, resolving manufacturing complexity while ensuring secure operation.

A rotatable dispensing duct with an ogive guides fuel flow while a spring mechanism blocks unauthorized access to the tank.

Master unit captures sensor data and places mobile calls to deliver alerts, reducing system cost while maintaining reliability.

A key fob establishes a time window for unlocking signals to verify physical proximity.

A vehicle computing device obtains occupant identifying information and transmits a request to a remote authentication server for authorization verification.

Integrated pins and locks prevent unauthorized towing by resisting theft attempts that defeat external chains.

Near-infrared radiation enables reliable hand region extraction in low luminance, resolving illumination intensity versus measurement precision contradictions.

Segmented BLE and fingerprint modules enable keyless entry without physical keys, maintaining security in harsh conditions.

A face recognition unlocking device calculates optimal user positions and guides movement via output cues.

A transponder unit incorporates a motion sensor to detect movement and trigger vehicle activation signals only when the device is carried.

Buffer capacitance supplies high current to a UWB transceiver while an energy management circuit limits draw, preventing voltage collapse.

A locking control device manages door states during remote autonomous travel to maintain operational continuity.

An intermediary security device authenticates users and verifies data integrity before transmitting control commands from a mobile device to vehicle subsystems.

Integrating a vein reader sensor into the shifter body optimizes infrared detection distance, resolving complexity trade-offs in biometric authentication.

A low power security device uses a server-based handshake key exchange to enable secure communication sessions between mobile devices and the device.

Authentication element detects physical movement and inclination to verify presence, preventing relay attacks on vehicle emergency start function.

A mounting bracket tab prevents unauthorized gear selection by blocking shift lever over-travel, securing vehicles against theft attempts.

A PEPS system normalizes x, y, and z-axis LF signal vectors to distinguish legitimate key fob proximity from relayed signals.

Magnetometer detects unique magnetic field signatures to identify vehicle type, reducing battery drain from continuous GPS usage.

A circuit arrangement monitors an interlock loop for line interruptions using resistance measurement to trigger alarm signals.

On-vehicle device prevents relay attacks by adjusting measurement signal transmission count based on mobile device connection state.

A vehicle security system uses mobile terminal GPS data to verify proximity and block unauthorized remote manipulation attempts via near-field communication.

A vehicle controller uses a dual-code authentication mechanism to manage remote engine start and door lock operations via an external judging apparatus.

LF antennas determine fob positions before and after door events to eliminate dark current from continuous ultrasonic sensing.

Dynamic frequency selection based on encoded data prevents unauthorized transceivers from extending the radio link for vehicle access.

A transformer antenna uses a parallel resonant circuit to amplify coil current and generate magnetic fields.

An RF receiver cycles between amplitude-shifted keying and frequency-shifted keying modes to detect transmissions.