XR Device Interoperability via Content Segmentation

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Solution Overview

Problem

Existing extended reality (XR) systems face challenges in interoperability between different devices, leading to inefficiencies in content generation and display, particularly in terms of battery life, computational load, and heat management in head-mounted apparatuses.

Innovation Solution

An apparatus is designed to generate first content for its own display and second content based on the first content, which is then sent to a head-mounted apparatus for display. This approach allows for extended battery life, reduced computational load, and improved security by limiting sensitive information access.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Speed

If content is generated and processed locally in head-mounted apparatus, then display quality and responsiveness are improved, but battery life is reduced and computational load increases

Engineering Contradiction:
ImproveresponsivenessVSAvoidbattery life
Core Design Contradiction:
SpeedVSUse of energy by moving object

Solution Approach 1:

The system segments content generation tasks between the apparatus (mobile device) and the head-mounted apparatus. The apparatus generates first content for its own display and second content for the head-mounted display, while the head-mounted apparatus focuses on rendering and display. This division allows the head-mounted apparatus to maintain responsiveness without bearing the full computational burden of content generation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The apparatus acts as an intermediary that pre-processes and generates content before transmitting it to the head-mounted apparatus. By performing content generation locally at the apparatus and then transmitting the processed content, the system reduces the computational load on the head-mounted apparatus while maintaining display quality and responsiveness.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Manufacturing precision

If more processing power is allocated to head-mounted apparatus, then content generation quality improves, but heat management becomes more difficult

Engineering Contradiction:
Improvecontent generation qualityVSAvoidheat management
Core Design Contradiction:
Manufacturing precisionVSTemperature

Solution Approach 1:

The system extracts the computationally intensive content generation tasks from the head-mounted apparatus and relocates them to the apparatus. The head-mounted apparatus receives pre-generated content in a transmittable format, allowing it to focus on rendering and display while avoiding the heat-generating workload of content creation.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The apparatus generates content and creates a copy in a transmittable format for the head-mounted apparatus. This allows the head-mounted apparatus to display high-quality content without performing the original content generation, thereby avoiding the heat management issues associated with intensive processing.

Inventive Principle:
Principle #26Copying

3Adaptability or versatility

If different device types are used for XR experiences, then versatility and user experience are improved, but interoperability challenges arise

Engineering Contradiction:
Improvedevice compatibilityVSAvoidinteroperability complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system implements a universal content generation and transmission framework that works across different device types (mobile devices, tablets, PCs, and various head-mounted displays). The apparatus generates content in a standardized transmittable format that can be displayed on multiple types of head-mounted apparatus, enabling versatility while managing interoperability through standardization.

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

Data Source

PatentUS12289433B2Systems and methods for device interoperability for extended reality
Publication Date: 2025.04.29 QUALCOMM INC
  • US12289433B2 patent drawing
  • US12289433B2 patent drawing
  • US12289433B2 patent drawing

AI summary

Systems and techniques are described for device interoperability for extended reality (XR). An apparatus, such as a mobile handset, runs a software application and uses the software application to generate first content to be displayed using a first display of the apparatus. The apparatus causes the first content to be displayed using the first display of the apparatus. The apparatus uses the software application to generate second content that is based on the first content, that is distinct from the first content, and that is to be displayed using a second display of a head-mounted apparatus. The apparatus causes the second content to be displayed using the second display of the head-mounted apparatus at least in part by sending the second content to the head-mounted apparatus. In some cases, the apparatus and the head-mounted apparatus are both associated with the same user, and are of different device types.