Vehicle Bluetooth Pairing via Intermediary Server

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Solution Overview

Problem

Bluetooth pairing between computing devices, especially in vehicles, is often cumbersome and requires significant user involvement, exposing private data and posing security concerns due to the need for manual initiation and confirmation of device identities.

Innovation Solution

A system and method that utilize a vehicle computing device and a portable computing device, both registered with a user account, to exchange identifying information via intermediary servers, reducing user interaction by enabling automatic background communication and simplifying the pairing process through a user-selectable option and passkey verification.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual Bluetooth pairing initiation and confirmation is implemented, then device security is improved through user verification, but user burden and pairing complexity increase significantly

Engineering Contradiction:
Improvedevice securityVSAvoiduser burden
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system performs preliminary actions by automatically initiating the pairing process, exchanging identifying information, and preparing authentication credentials before user confirmation. The vehicle computing device and portable computing device exchange identifying information via intermediary servers in the background, so that when the user finally confirms pairing, all preparatory security checks and information exchange are already complete, reducing the user's operational burden while maintaining security.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

Intermediary servers are introduced as a mediator between the vehicle computing device and portable computing device. These servers facilitate the exchange of identifying information and authentication credentials in the background without requiring direct user interaction. The intermediary handles the complex security protocols and data exchange, presenting only a simple confirmation interface to the user, thus resolving the contradiction between security and ease of operation.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If extensive user interaction is required for Bluetooth pairing, then security verification is improved, but pairing time and process complexity increase

Engineering Contradiction:
Improvesecurity verificationVSAvoidpairing time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs security verification and information exchange in advance through automated background processes. The identifying information exchange between devices occurs via intermediary servers before user confirmation, so that the actual pairing time requiring user attention is minimized while security verification is already complete.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The pairing system performs self-service by automatically conducting the identifying information exchange and authentication credential verification without continuous user intervention. The vehicle computing device and portable computing device handle the complex pairing protocols themselves through background communication with intermediary servers, reducing both pairing time and user burden while maintaining security verification.

Inventive Principle:
Principle #25Self-service

3Ease of operation

If automated background communication is implemented, then user burden is reduced, but device complexity and infrastructure requirements increase

Engineering Contradiction:
Improveuser burdenVSAvoidsystem complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

Intermediary servers are introduced to handle the complex automated background communication between devices. These servers manage the exchange of identifying information, authentication credentials, and pairing protocols, shielding users from the underlying system complexity while enabling automated pairing. The complexity is shifted from the user interface to the backend infrastructure.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS10491734B1User-friendly vehicle bluetooth pairing scheme
Publication Date: 2019.11.26 FARADAY&FUTURE INC
  • US10491734B1 patent drawing
  • US10491734B1 patent drawing
  • US10491734B1 patent drawing

AI summary

Generally described, one or more aspects of the present application correspond to techniques for reduced user involvement in Bluetooth pairing between computing devices. For example, a vehicle computing device and a mobile electronic device may execute applications registered with a user account. At least in response to a user command and the vehicle computing device and the mobile electronic device being in proximity with each other, the described techniques can exchange information between the vehicle computing device and mobile electronic device via one or more intermediary servers connected to a network to establish a Bluetooth connection.