Authorization Proxy Server for Vehicle-Home Interconnection

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Solution Overview

Problem

Current vehicle-home interconnection systems lack a secure and unified method for authorizing vehicle-mounted terminals to control smart devices, leading to compatibility issues and security concerns due to varying vehicle manufacture services and device interfaces.

Innovation Solution

An authorization proxy server is introduced to determine authorized accounts and provide control rights for vehicle-mounted terminals, interacting with user account services and vehicle manufacture account servers to generate associating records and authorization passwords, ensuring secure access to controlled devices across different manufacturers.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a unified authorization proxy server is introduced to manage control rights across multiple manufacturers, then compatibility and security are improved, but system complexity increases

Engineering Contradiction:
ImprovecompatibilityVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

An authorization proxy server is introduced as an intermediary component between vehicle-mounted terminals and user account services. This proxy server handles authorization requests, generates associating records, and manages control rights uniformly across different manufacturers, thereby improving compatibility without requiring each manufacturer to implement their own authorization systems.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The authorization proxy server provides universal authorization services that work across multiple vehicle manufacturers and device types. It implements a standardized authorization mechanism that can serve diverse clients (different vehicle brands, different smart devices) through a common interface, reducing the need for manufacturer-specific customization.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Ease of manufacture

If manufacturer-specific authorization systems are used, then implementation simplicity is maintained, but security and compatibility deteriorate

Engineering Contradiction:
Improveimplementation simplicityVSAvoidsecurity
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The authorization proxy server acts as a security intermediary that enforces standardized authorization protocols. It validates requests, manages tokens, and ensures proper authentication before granting control rights, thereby improving security without requiring manufacturers to build their own security systems from scratch.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Speed

If direct connection between vehicle terminals and device servers is established, then communication efficiency is improved, but security control becomes difficult

Engineering Contradiction:
Improvecommunication efficiencyVSAvoidsecurity control
Core Design Contradiction:
SpeedVSObject-affected harmful factors

Solution Approach 1:

The authorization proxy server serves as a necessary intermediary in the communication path between vehicle-mounted terminals and device servers. It establishes associating records that enable efficient subsequent communication while maintaining security control through standardized authorization mechanisms, tokens, and validation processes.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS11777939B2Method and device for processing information, and storage medium
Publication Date: 2023.10.03 BEIJING XIAOMI PINECONE ELECTRONICS CO LTD
  • US11777939B2 patent drawing
  • US11777939B2 patent drawing
  • US11777939B2 patent drawing

AI summary

A method and device for processing information, and a storage medium is provided. The method is applied to an authorization proxy server, and includes receiving a first account information of a first vehicle-mounted terminal, determining, based on an associating record of a user account service, that a first account corresponding to the first account information is an authorized account that has been associated with the user account service, and authorizing the first account with a control right for controlling a device to be controlled.