Domain Spanning Application Cross-Platform Media Access

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Solution Overview

Problem

Existing digital content distribution systems restrict consumers to a single device platform, media format, and content source, limiting access to purchased content across multiple devices and reducing the perceived value of the ecosystem.

Innovation Solution

A domain spanning model that aggregates authentication and registration information and associated rights across multiple domains, allowing seamless access to media items across various devices and content sources through a spanning application, enabling unified management and access of media items.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If online stores implement proprietary formats and single-device access models, then content security and distribution control are improved, but consumer accessibility and ecosystem value are worsened

Engineering Contradiction:
Improvecontent securityVSAvoidconsumer accessibility
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent introduces a domain spanning application as an intermediary layer between consumers and content distribution systems. This application aggregates access rights from multiple domains and provides unified access to media items across different devices and platforms, resolving the contradiction by maintaining security through domain-based rights management while enabling versatility through cross-platform access

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The domain spanning application provides universal access functionality by aggregating rights from multiple domains and enabling access to media items across various devices and platforms. This multi-functional approach allows a single application to serve multiple purposes: securing content through domain-based rights management while simultaneously enabling cross-platform accessibility

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

2Device complexity

If maximum copy count limits are imposed on consumers, then content distribution control is improved, but consumer reliability and trust are worsened

Engineering Contradiction:
Improvedistribution controlVSAvoidconsumer trust
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The system implements continuous monitoring of copy usage through domain spanning applications that track authentication and registration information. This feedback mechanism allows the system to monitor actual usage patterns and provide consumers with transparency about their access rights, maintaining distribution control while building consumer trust through openness and accountability

Inventive Principle:
Principle #23Feedback

3Ease of operation

If consumers are locked into single-device silos, then content management simplicity is improved, but consumer flexibility and ecosystem value are worsened

Engineering Contradiction:
Improvecontent management simplicityVSAvoidconsumer flexibility
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The patent merges access rights from multiple domains into a unified view through the domain spanning application. This consolidation combines the simplicity of single-domain management with the versatility of multi-device access, allowing consumers to manage content across multiple platforms through a single aggregated interface while maintaining ease of operation

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS9286446B2Domain spanning applications
Publication Date: 2016.03.15 SONY GROUP CORP
  • US9286446B2 patent drawing
  • US9286446B2 patent drawing
  • US9286446B2 patent drawing

AI summary

Managing and accessing media items, including: a plurality of domains configured to provide access to media items; a plurality of clients associated with the plurality domains, and providing a pathway for accessing the media items; and a spanning application configured to track and aggregate accessible media items from the plurality of domains based on authentication and registration information and associated rights of the plurality of clients and the plurality of domains, wherein the spanning application enables accessing of the media items across the plurality of domains.