Remote Starter-Circuit Switch for Unauthorized Vehicle Use Control

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Solution Overview

Problem

Existing technologies face challenges in monitoring and controlling the use of vehicles once they have left the control of the party implementing restrictions, such as vehicle rental services or fleet managers, which can lead to unsafe or unauthorized use.

Innovation Solution

A remote vehicle immobilizer system that uses an electronic switch positioned between the starter motor and battery of a vehicle, controlled via a network gateway device for remote communication, allowing for the vehicle to be immobilized or mobilized remotely.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If vehicle restrictions are implemented to ensure safe operation and unauthorized location control, then vehicle safety and security are improved, but the ability to monitor and control vehicle use remotely is insufficient

Engineering Contradiction:
Improvevehicle safetyVSAvoidremote monitoring and control capability
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent replaces mechanical key-based vehicle control with an electronic immobilizer system that uses electronic signals transmitted through a network gateway device. The electronic switch controlled by remote signals substitutes for traditional mechanical ignition control, enabling remote monitoring and control capabilities while maintaining vehicle safety.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The network gateway device serves as an intermediary between the vehicle's electronic control unit and remote external systems. This intermediary component enables communication and control signals to be transmitted remotely, allowing fleet managers or administrators to monitor and control vehicle use without being physically present at the vehicle.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If traditional key-based vehicle control is used, then vehicle operation is simple, but the vehicle cannot be remotely immobilized or monitored

Engineering Contradiction:
Improvevehicle operation simplicityVSAvoidremote immobilization capability
Core Design Contradiction:
Ease of operationVSExtent of automation

Solution Approach 1:

The patent replaces the mechanical key ignition system with an electronic immobilizer controlled by electronic signals. The electronic switch, when activated by remote signals through the network gateway, disables the vehicle's ignition system electronically rather than requiring physical key manipulation, thereby enabling remote immobilization while maintaining operational simplicity for authorized users.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Ease of manufacture

If vehicle control is maintained only when the vehicle is under direct supervision, then control implementation is straightforward, but control is lost once the vehicle leaves the supervisor's control

Engineering Contradiction:
Improvecontrol implementation simplicityVSAvoidcontinuous vehicle control
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The network gateway device acts as a communication intermediary that bridges the vehicle's electronic control system with remote external monitoring systems. This intermediary enables continuous control and monitoring of the vehicle even when it operates outside the direct physical supervision of fleet managers or administrators, by transmitting vehicle status and receiving control commands through network communications.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system implements feedback mechanisms where the vehicle's electronic control unit continuously communicates with remote systems through the network gateway. This feedback loop provides real-time information about vehicle status, location, and operational parameters, enabling remote monitoring and control decisions to be made based on actual vehicle conditions rather than assumptions.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS12280737B1Remote vehicle immobilizer
Publication Date: 2025.04.22 SAMSARA INC
  • US12280737B1 patent drawing
  • US12280737B1 patent drawing
  • US12280737B1 patent drawing

AI summary

Systems, methods, and non-transitory computer-readable media for a remote vehicle immobilizer. A network gateway device receives a command from a remote computing device to modify a configuration of an electronic switch from a first configuration to a second configuration. The electronic switch is positioned in a conducting path between a starter motor of the vehicle and a battery of the vehicle. In response to receiving the command, the network gateway device transmits a signal to the electronic switch via a two-way communication channel connecting the network gateway device to the electronic switch. The signal causes the electronic switch to modify the configuration of the electronic switch from the first configuration to the second configuration.