Decentralized Content Distribution via Blockchain Ledger

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Solution Overview

Problem

Current content distribution systems are centralized, leading to issues such as high demand causing download difficulties, authenticity concerns, and limited licensing options for digital content like software, music, and other digital media.

Innovation Solution

A decentralized content distribution system using a content creator server that publishes content to a public ledger like a blockchain, allowing user devices to store local copies and access content securely with digital rights access keys, reducing the need for direct downloads and ensuring authenticity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a centralized server is used for content distribution, then users can obtain content through a single point of control, but download difficulties arise when there is high demand

Engineering Contradiction:
ImproveContent access simplicityVSAvoidDownload speed
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The patent segments the centralized content distribution into multiple distributed nodes across a blockchain network. Instead of one central server handling all download requests, the content is divided and stored across multiple nodes, allowing parallel access and eliminating the single point of congestion that causes slow downloads during high demand periods.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces a blockchain-based intermediary layer that mediates between content creators and users. This decentralized intermediary system manages content distribution through smart contracts and distributed ledger technology, replacing the traditional centralized server intermediary and enabling efficient peer-to-peer content sharing without download bottlenecks.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If a centralized server distributes content, then content delivery is controlled from a single source, but authenticity of the content cannot be ensured

Engineering Contradiction:
ImproveContent delivery controlVSAvoidContent authenticity
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent implements a feedback mechanism through the blockchain ledger where content integrity is continuously verified. Hash values of content are stored on the immutable blockchain, providing ongoing feedback verification that allows users to authenticate content origin and detect any tampering, thus ensuring authenticity while maintaining decentralized control.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent performs preliminary authentication by storing cryptographic hash values of content on the blockchain before distribution. This preliminary action creates an immutable reference that enables users to verify content authenticity upon receipt, ensuring reliability before the actual content transfer occurs.

Inventive Principle:
Principle #10Preliminary action

3Ease of manufacture

If users download content from a centralized server, then content updates can be managed centrally, but users may be required to actively seek updates

Engineering Contradiction:
ImproveContent update managementVSAvoidUpdate acquisition effort
Core Design Contradiction:
Ease of manufactureVSEase of operation

Solution Approach 1:

The patent implements a self-service update mechanism where user devices automatically monitor the blockchain for new content versions and initiate downloads without user intervention. The decentralized system enables devices to autonomously check for updates, retrieve them from nearby nodes, and install them, eliminating the need for users to actively seek updates while maintaining centralized version control through the blockchain.

Inventive Principle:
Principle #25Self-service

4Device complexity

If a centralized system is used for content distribution, then licensing can be managed from a single source, but licensing possibilities are limited

Engineering Contradiction:
ImproveLicensing management structureVSAvoidLicensing options
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The patent introduces dynamic licensing through programmable smart contracts on the blockchain that can adapt to various licensing models. Unlike static centralized licensing systems, the blockchain enables flexible, dynamically configured licensing terms that can be automatically enforced and modified through code, supporting diverse licensing possibilities including time-based, usage-based, and conditional access models.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS10592642B2Systems and methods for decentralized content distribution
Publication Date: 2020.03.17 WALMART APOLLO LLC
  • US10592642B2 patent drawing
  • US10592642B2 patent drawing
  • US10592642B2 patent drawing

AI summary

In some embodiments, systems, apparatuses, and methods are provided herein useful to automatically authorizing digital rights access. In some embodiments, the system comprises a content creator server, wherein the content creator server is configured to create a block, wherein the block includes the content, publish, to a public ledger, the block, wherein the public ledger comprises a blockchain, generate, for a user device, a key, wherein the key provides digital rights access to the block, and transmit, to the user device, the key, the user device configured to store a local copy of the public ledger, update the local copy of the public ledger to include the block, receive, from the content creator server, the key, and access, via the local copy of the public ledger with the key, the block, wherein access to the block allows the user device to make use of the content.