Mobile Device Wireless Hub Connection via Remote Credential Server

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Solution Overview

Problem

Manual input of wireless security credentials for connecting mobile devices to vehicle computing systems is prone to errors, leading to inefficient login processes.

Innovation Solution

A mobile computing device equipped with a wireless local area network adapter, a wireless wide area network adapter, and either an optical scanner or a near field radio communication adapter, which obtains security credentials from optical tags or near field radio communication tags and uses them to establish a secure wireless network connection with a wireless hub via a remote security credential server.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual input of wireless security credentials is used, then connection security is maintained, but user error rate increases and connection time increases

Engineering Contradiction:
Improveconnection securityVSAvoiduser error rate
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system automatically retrieves and inputs security credentials without requiring manual user input. The mobile computing device autonomously communicates with the remote security credential server to obtain credentials and automatically configures the wireless network connection, eliminating user error while maintaining security.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces the mechanical manual typing process with automated electronic credential retrieval and input. Instead of requiring physical keyboard input, the system uses wireless communication protocols to automatically transfer and apply security credentials.

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

2Reliability

If manual input of wireless security credentials is used, then connection security is maintained, but connection time increases

Engineering Contradiction:
Improveconnection securityVSAvoidconnection time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

Security credentials are pre-stored on the remote security credential server before the connection is needed. When a connection is required, the system simply retrieves the pre-prepared credentials from the server rather than creating them during the connection process, significantly reducing connection time while maintaining security.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system automatically retrieves and applies security credentials without requiring manual user input. The mobile computing device autonomously communicates with the remote security credential server to obtain credentials and automatically configures the wireless network connection, eliminating user error while maintaining security.

Inventive Principle:
Principle #25Self-service

3Productivity

If automated credential retrieval is used, then connection efficiency improves, but system complexity increases

Engineering Contradiction:
Improveconnection efficiencyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

A remote security credential server acts as an intermediary between the mobile computing device and the wireless network authentication system. This intermediary handles the complex credential retrieval and validation processes, allowing the mobile device to maintain simplicity while achieving automated efficient connections.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS9264905B2Establishing secure connection between mobile computing device and wireless hub using security credentials obtained from remote security credential server
Publication Date: 2016.02.16 DIGI INTERNATIONAL
  • US9264905B2 patent drawing
  • US9264905B2 patent drawing
  • US9264905B2 patent drawing

AI summary

A mobile computing device includes a first wireless local area network adapter; a wireless wide area network adapter configured to connect to a remote security credential server across a wireless wide area network; an optical scanner or a near field radio communication adapter. The mobile computing device is configured to obtain information regarding security credentials from at least one of an optical scan of an optical tag and a near field radio communication exchange with a near field radio communication tag; obtain the security credentials from the remote security credential server across the wireless wide area network by providing the information regarding the security credentials to the remote security credential server which responds with the security credentials; and use the security credentials to establish a secure wireless network connection between the first wireless local area network adapter and a second wireless local area network adapter of a wireless hub.