Centralized DRM Service for Multi-Vendor Content Retrieval
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Solution Overview
Problem
Existing digital rights management (DRM) systems either limit the DRM provider's involvement in the licensing process or discourage content producers and distributors from participating, and users face difficulties in retrieving previously purchased protected content across multiple vendors without knowing vendor-specific credentials or accounts.
Innovation Solution
A digital rights management retrieval system that allows users to retrieve previously purchased content using a single set of centrally assigned credentials, eliminating the need to know which vendor the content was purchased from or maintain vendor-specific accounts, by involving the DRM provider in the licensing process and using a centralized DRM service to authenticate and manage licenses across multiple content distributors.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If users purchase protected content from multiple different content distributors, then users can access a wider variety of content, but users face difficulties in retrieving previously purchased content without knowing vendor-specific credentials and accounts
Solution Approach 1:
The patent introduces a DRM provider as an intermediary between users and multiple content distributors. The DRM provider maintains a centralized license store that records licenses for protected content purchased from any participating distributor. When a user needs to retrieve content, they contact the DRM provider with their credentials, which then provides the appropriate license without requiring users to remember which specific distributor they purchased from or maintain separate accounts with each vendor.
Solution Approach 2:
The DRM provider creates a universal credential system where a single set of user credentials works across all participating content distributors. Instead of requiring separate vendor-specific accounts and credentials for each distributor, the system allows users to access content from multiple vendors using one unified authentication mechanism, making the system as adaptable as it is simple to use.
2Ease of operation
If DRM provider involvement in the licensing process is limited, then content distributors have more autonomy, but users face difficulties retrieving content across multiple vendors
Solution Approach 1:
The DRM provider serves as a mediating authority that coordinates between content distributors and users without centralizing control over the distributors themselves. Each distributor maintains autonomy over their content and licensing decisions, but they all participate in the shared DRM infrastructure managed by the DRM provider. This intermediary role enables seamless content retrieval across vendors while preserving distributor independence.
3Ease of operation
If a centralized DRM service is implemented to manage licenses across multiple distributors, then user convenience is enhanced, but the DRM system becomes more complex
Solution Approach 1:
The patent merges the license management functions of multiple independent content distributors into a single centralized DRM provider infrastructure. Instead of having separate license stores and authentication systems at each distributor, the system combines these functions into one unified platform that serves all participating distributors, reducing overall system complexity despite the centralized architecture.
Data Source
AI summary
A digital rights management retrieval system is provided. In some embodiments, a digital rights management system includes receiving a first notification from a first client device of a first protected content transaction for a first user with a first content distributor, wherein the first notification includes a first network address for the first content distributor; receiving a second notification from the first client device of a second protected content transaction by the first user with a second content distributor, wherein the second notification includes a second network address for the second content distributor; and maintaining a first list of content distributors for the first user, wherein the first list includes a network address for each content distributor from which the first user has downloaded protected content.