Vehicle Badge Authentication for Role-Based Function Access

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Solution Overview

Problem

Existing vehicle authentication systems are laborious and lack optimal security, allowing all agents equal access to functions and commands after using a key, compromising safety and efficiency.

Innovation Solution

An authentication system that uses badges, a badge reader, a database of registered agents, and a main authentication unit to selectively activate vehicle functions based on the agent's profile, ensuring quick and secure access to authorized commands and functions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a key and manual password entry system is used, then basic security is provided, but the authentication procedure becomes laborious and time-consuming

Engineering Contradiction:
ImprovesecurityVSAvoidauthentication time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent replaces the mechanical key insertion and manual password typing system with an automated badge reading system. The badge reader automatically captures authentication data from the agent's badge, eliminating the need for manual key insertion and password entry, thus reducing authentication time while maintaining security through automated verification against the database of registered agents.

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

2Ease of operation

If all agents have equal access to functions and commands, then simplicity is maintained, but security is compromised as unqualified agents can access unauthorized functions

Engineering Contradiction:
Improveaccess simplicityVSAvoidsecurity
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent implements local quality by assigning different authentication levels and function access rights to different agents based on their qualifications. The system reads the agent's badge, identifies their specific profile, and selectively activates only the functions and commands appropriate for that agent's authorized level, ensuring that each agent has access to the precise functions they need while preventing access to unauthorized functions.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent segments the vehicle's functions and commands into different access levels corresponding to different agent qualifications. The database of registered agents contains specific authentication data for each agent, and the system segments access rights so that drivers, conductors, and maintenance personnel each have access to their respective authorized functions only, preventing unqualified access while maintaining operational simplicity for each role.

Inventive Principle:
Principle #1Segmentation

3Reliability

If manual password entry is required for each agent, then individual authentication is achieved, but the process becomes complex and time-consuming

Engineering Contradiction:
Improveindividual authenticationVSAvoidauthentication process complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent replaces the manual password entry mechanism with an automated badge reading system. The badge reader automatically captures and transmits the agent's authentication data from their badge to the verification system, eliminating the need for manual typing and reducing the complexity of the authentication process while maintaining individual identification and authentication reliability.

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

Data Source

PatentEP4671082A1Authentication system for authenticating an agent in a vehicle and authentication method using such system
Publication Date: 2025.12.31 SPEEDINNOV
  • EP4671082A1 patent drawingFigure 1
  • EP4671082A1 patent drawing
  • EP4671082A1 patent drawing

AI summary

The authentication system (5) comprises: - a hardware interface (13), configured to activate functions and commands to operate the vehicle (1), - badges (7), for each agent to be equipped with ; - a badge reader (9), configured to be located in a driver's cab (2) of the vehicle (1) and to read the badges (7) ; - a database (15) of registered agents (16), each registered agent (16) corresponding to one of the badges (7), and - a main authentication unit (11) being configured to select an authenticated agent (18) among the registered agents (16), the authenticated agent (18) corresponding to the badge (7) currently read by the badge reader (9). The hardware interface (13) is configured to selectively activate some of the functions and commands depending on the selected authenticated agent (18) when one of the badges (7) is read by the badge reader (9).