AR Glasses Content Routing for In-Vehicle Privacy Control

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Solution Overview

Problem

Existing vehicle audiovisual systems lack the ability to selectively display restricted content on separate devices, such as augmented-reality glasses, to prevent unauthorized viewing by occupants, particularly in crowded environments.

Innovation Solution

An augmented-reality system that uses image recognition to determine if a user is wearing AR glasses and reroutes restricted content to the glasses while displaying non-restricted content on a display screen, employing a computer with facial recognition and data encryption to manage content distribution.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If content is displayed on a shared display screen in a vehicle, then all occupants can view the content, but restricted information becomes accessible to unauthorized users

Engineering Contradiction:
Improvecontent accessibilityVSAvoidunauthorized viewing of restricted data
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The system segments the content display across two different devices: a shared display screen for non-restricted content and augmented-reality glasses for restricted content. This physical segmentation ensures that restricted information is only visible to the authorized user wearing the AR glasses, while other occupants can only access non-restricted content on the shared screen.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system introduces an intermediary mechanism (image recognition technology) that detects whether the authorized user is wearing the AR glasses before routing restricted content. This intermediary acts as a gatekeeper, automatically determining content distribution based on the detected state without requiring manual user input.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Object-affected harmful factors

If restricted content is routed to augmented-reality glasses, then privacy and security are maintained, but system complexity increases due to multiple devices and recognition technology

Engineering Contradiction:
Improveprivacy protectionVSAvoidsystem architecture
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The system employs a multi-functional architecture where the image recognition technology serves multiple purposes: it detects whether the user is wearing AR glasses, identifies the authorized user, and triggers the appropriate content routing. This universal approach reduces the need for separate dedicated systems for each function.

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

Solution Approach 2:

The system performs self-service by automatically detecting the user's state through image recognition and autonomously routing content to the appropriate device without requiring manual user configuration or intervention. The system adapts its behavior based on real-time detection of the AR glasses wearing state.

Inventive Principle:
Principle #25Self-service

3Extent of automation

If the system uses image recognition to detect AR glasses wearing status, then automated content routing is achieved, but processing time and computational resources increase

Engineering Contradiction:
Improvecontent routing automationVSAvoiddetection and routing delay
Core Design Contradiction:
Extent of automationVSLoss of time

Solution Approach 1:

The system performs preliminary detection of the AR glasses wearing state before content needs to be displayed. By continuously monitoring the user's state in advance and maintaining readiness to route content, the system minimizes delays when restricted content needs to be displayed.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements a feedback loop where the image recognition continuously monitors the user's state and automatically adjusts content routing based on real-time detection. This closed-loop feedback ensures that content is routed to the correct device without manual intervention while maintaining system responsiveness.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20260064348A1Augmented-reality system and method
Publication Date: 2026.03.05 FORD GLOBAL TECH LLC
  • US20260064348A1 patent drawing
  • US20260064348A1 patent drawing
  • US20260064348A1 patent drawing

AI summary

A computer includes a processor and a memory, and the memory stores instructions executable by the processor to determine that a user of a display screen is wearing augmented-reality glasses based on image data depicting the user and, in response to determining that the user is wearing the augmented-reality glasses and in response to identifying a portion of content for display by the display screen as including restricted data, display the portion with the augmented-reality glasses and omit the portion from displaying on the display screen. The display screen is separate from the augmented-reality glasses.