Geofence-Based Vehicle Data Access Control

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Solution Overview

Problem

Traditional approaches to data communication management between vehicles and third-party technicians are inefficient, requiring physical access and lacking mechanisms for defining or revoking data access rights, leading to prolonged access periods and uncontrolled data exposure.

Innovation Solution

A network service provider facilitates data communication by authenticating technicians and managing access based on geographic criteria, using geofencing to trigger data transfers and ensure privacy, allowing secure and controlled access to vehicle data through interfaces like diagnostic or repair modes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If physical access is required for data communication between vehicle and third-party technician, then data security is improved, but operational efficiency and ease of service deteriorate

Engineering Contradiction:
Improvedata securityVSAvoidoperational efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent introduces a communication interface as an intermediary that enables data exchange between the vehicle and third-party technician without requiring physical access to the vehicle. The interface acts as a mediator, allowing secure data transmission through network connections while maintaining security protocols, thus resolving the contradiction between security and operational efficiency.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent replaces the mechanical physical access requirement with a digital communication interface. Instead of requiring physical presence or direct mechanical access to the vehicle for data communication, the system uses network-based communication protocols to transmit data securely, thereby improving operational efficiency while maintaining security through digital authentication and encryption mechanisms.

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

2Device complexity

If no mechanism exists to define or revoke data access rights, then device complexity is reduced, but loss of information and security control worsen

Engineering Contradiction:
Improveaccess control mechanismVSAvoiddata exposure control
Core Design Contradiction:
Device complexityVSLoss of information

Solution Approach 1:

The patent implements dynamic access control rights that can be defined, modified, and revoked based on the communication session status. The access rights are not static but dynamically adjusted according to authentication results and session requirements, allowing the system to grant or restrict data access as needed without requiring overly complex permanent access control structures.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent incorporates feedback mechanisms where the system authenticates the third-party technician and based on the authentication result, dynamically determines and applies appropriate data access rights. This feedback loop ensures that information loss is prevented by only sharing data with authenticated users, while the complexity remains manageable through automated decision-making based on authentication status.

Inventive Principle:
Principle #23Feedback

3Reliability

If physical presence is required for service, then authentication reliability is improved, but loss of time and operational efficiency worsen

Engineering Contradiction:
Improveauthentication reliabilityVSAvoidaccess time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent replaces physical presence-based authentication with digital authentication mechanisms. Instead of requiring the technician to physically access the vehicle for verification, the system uses network-based authentication protocols that can verify technician identity and credentials remotely, thereby reducing the time required for authentication while maintaining reliability through secure digital verification processes.

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

Data Source

PatentUS20240420516A1Conditional vehicle data access granting to third parties based on geographic information of relative position between vehicle and third parties
Publication Date: 2024.12.19 TESLA INC
  • US20240420516A1 patent drawing
  • US20240420516A1 patent drawing
  • US20240420516A1 patent drawing

AI summary

The present disclosure related to the vehicle data access by third party service providers and/or technicians based on triggering actions. The triggering actions are triggered when the vehicle location is matched with geographic criteria. The geographic criteria indicate a geofence region. Thus, when the vehicle location is within the geofence region associated with the third-party service providers and/or technicians, the vehicle data can be accessible by the third party service providers and/or technicians.