Anti-Theft Devices TRIZ Cases

Multiple vehicle antennas measure electromagnetic field angles to detect signal manipulation and prevent unauthorized access.

Segmenting the always-on trigger sensor from the main processor reduces power consumption while maintaining fast voice activation response times.

Controller manages antenna drive signal transmission timing relative to sensor detection processes.

An intermediary shield blocks rainwater and dust from reaching the sensor, preventing sensing failures caused by liquid contamination.

A Bluetooth Low Energy fob provides backup vehicle access via a mobile device intermediary, resolving Phone-as-a-key reliability gaps.

A transmit antenna identifies and dwells on disruptive frequencies to disable a targeted vehicle engine control unit.

Authentication elements use inertial sensors to detect movement and acceleration data for verifying physical proximity during wireless signal exchange.

Parallel radio and transponder searches maintain system reliability during temporary signal errors, eliminating the need for manual key repositioning.

Wireless relay module enables plug-in vehicle security installation without wiring harness modifications.

A passive activation system alerts passengers when the fob is unavailable to prevent stranding.

Wireless digital locks replace mechanical hardware with Bluetooth authentication, resolving safety risks in multi-user maintenance environments.

Cryptographic physical tokens authenticate train drivers, enabling secure wireless data transmission to onboard computers and eliminating manual entry errors.

A vehicle theft prevention device transitions cabin facilities from a security state to a normal driving state upon arrival at the user position.

A vehicle door activation device integrates a semiconductor chip and backup battery to unlock doors via proximity detection.

Molding plastic onto ion-treated glass resolves the gloss versus durability trade-off by providing a scratch-resistant exterior surface.

Bidirectional HF signal attenuation comparison detects relay station interference and prevents unauthorized vehicle function triggering.

A wearable transceiver establishes a body area network link through human tissue to transmit authentication credentials via a conductive button.

Wireless device alarm application triggers alerts based on target location matching rather than fixed time schedules.

Electronic key terminal suppresses power consumption by acquiring locking location information and limiting application execution when distance exceeds a threshold.

GPS trackers establish dynamic geo-fences upon detecting stationary periods, resolving the limitation of pre-configured monitoring zones.

A vehicle closing device uses an ID transmitter to detect user position and control movable element movement along a path.

Recessing a camera into the door frame enables biometric access while resolving security reliability versus mechanical complexity.

A press-fit over-mount structure secures a customizable faceplate to a vehicle start/stop button, preventing adhesive damage and detachment.

A vehicle security device communicates bidirectionally with a user smart device to enable two-step wireless authentication for access control.

A vehicle control device uses a semiconductor switching device and controller to manage actuator driving current based on state sensing.

A vehicle door control unit authenticates mobile device IDs and detects user presence to enable automatic opening operations.

A vehicle controller verifies user commands using timer count values and unique identifiers to authenticate signals.

A single voltage device stabilizes operating voltages for vehicle door handle NFC and capacitance sensors, reducing false triggering from interference.

Spatially separated vehicle antennas determine electromagnetic field angles to detect signal parallelism and prevent unauthorized access through manipulation.

A garage door opener system adjusts closing timing using radar and respiration sensors to detect user presence.

A vehicle monitoring system detects partial unlocking and transmits location data to a mobile unit.

OEM vehicle switches trigger discreet emergency signals via preset activation sequences, eliminating new hardware installation.

A vehicle controller adjusts receiver operation cycles based on fuse detection states to manage power supply.

An electronic engine start system uses a processing circuit to compare signals and validate user input for secure ignition.

A vehicle security alarm assembly integrates window, handle, and motion sensors to detect unauthorized access attempts.

A remote device conserves battery power by switching its wireless communication module between low-power and active states based on accelerometer data.

A wheel lock device secures lug nuts using a keyed plate and retention tabs to prevent theft.

Sensors in a vehicle equipment rack automatically verify object presence and securement to prevent theft and ensure officer access.

Synchronized wideband sensing units correlate samples with historical data to resolve multipath interference and achieve precise localization.

A wireless communication module generates distinct frequency signals using an offset signal to determine reception phases for distance estimation.

A vehicle computing system communicates with a smartwatch via a nomadic device using Bluetooth Low Energy to transmit control functions.

A static magnetic field generator induces electromotive force in a tire-mounted coil to power sensors without batteries.

A biometric verification system compares user-provided data with stored profiles to authorize shared vehicle operation.

Segmented authentication mechanisms and intermediary authorization files enhance security while reducing device complexity.

A vehicle keypad accepts entry codes to initiate remote engine starting when the designated wireless key battery is depleted.

A sensor signal processing apparatus removes false alarm signals from detection outputs.

A vehicle access arrangement measures time-of-flight of UWB signals to determine transmitter location.

A keyless door latch system uses dual electrical power supplies to unlock the mechanism via a wireless remote fob.