Content Delivery Manager Trigger Signal Detection

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Solution Overview

Problem

Content delivery networks face challenges in securely distributing and monetizing multimedia content across heterogeneous networks, as existing digital rights management policies and e-commerce technologies struggle to effectively manage and authorize content access for end users.

Innovation Solution

A computer-implemented method using a content delivery manager that detects trigger signals within video streams to modify delivery, and an authorization manager that queries subscription databases to authenticate and authorize end users, ensuring secure and monetized content delivery.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If digital rights management policies and encryption/decryption are used to protect media assets, then content security and protection are improved, but system complexity and processing overhead increase

Engineering Contradiction:
Improvecontent protectionVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent introduces an authorization manager as an intermediary component between the content delivery network and end users. This manager handles authentication and authorization by querying subscription databases, thereby centralizing the complex DRM processing logic and reducing the burden on individual delivery nodes while maintaining strong content protection through standardized authorization protocols

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If automated e-commerce technologies are deployed for content monetization, then revenue generation capability is improved, but processing time and system complexity increase

Engineering Contradiction:
Improverevenue generationVSAvoidprocessing time
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The patent implements preliminary action by pre-querying subscription databases to determine user authorization status before content delivery. This advance verification of subscription information and authorization rights allows the system to quickly process monetization logic during content delivery without time-consuming real-time database queries, thereby improving revenue generation efficiency while minimizing processing time delays

Inventive Principle:
Principle #10Preliminary action

3Adaptability or versatility

If trigger signals are detected and processed to modify video stream delivery, then content delivery control and monetization capability are improved, but processing overhead and system complexity increase

Engineering Contradiction:
Improvecontent delivery controlVSAvoidprocessing complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent extracts trigger signal detection and processing as a separate, dedicated function within the content delivery manager. By isolating this specific control mechanism from the general content delivery logic, the system can implement sophisticated delivery modifications (such as inserting advertisements or adjusting content based on user profiles) without requiring complete reconfiguration of the entire delivery system, thereby improving adaptability while managing processing complexity through modular design

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS8719886B2Dynamic processing of streamed content
Publication Date: 2014.05.06 SANDPIPER CDN LLC
  • US8719886B2 patent drawing
  • US8719886B2 patent drawing
  • US8719886B2 patent drawing

AI summary

Embodiments generally disclosed herein include computer-implemented methods for delivery of video content across a network. Such methods comprise a content delivery manager capable of receiving a video stream from a content source for delivery to a end user of a content publisher. The content delivery manager is further capable of detecting a trigger signal within the video stream. For example, the trigger signal can indicate a temporal mark injected into the video stream by the content publisher. During general operation, the content delivery manager processes the trigger signal to determine whether to modify delivery of the video stream to the end user. According to another general embodiment, a computer-implemented method is provided for authorizing delivery of a video stream to an end user.