Data Stream Fragmentation with Standardized Identifiers

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Solution Overview

Problem

Conventional adaptive streaming systems face challenges in scalability and content delivery redundancy, leading to errors due to non-interchangeable content fragments created by different devices, especially when serving millions of devices across diverse locations.

Innovation Solution

The system employs a method where content fragments are identified using identical names or identifiers, and traceability information is included to track the origin and processing history of each fragment, allowing for seamless inter-fragmentor service and redundancy through encoded time codes and unique identifiers.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If fragmentation functionality is performed at diverse locations across multiple independent devices, then system scalability and redundancy are improved, but content delivery errors increase because content fragments created by different devices are not interchangeable

Engineering Contradiction:
Improvecontent delivery reliabilityVSAvoidfragment interchangeability
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent applies parameter changes by standardizing the identification parameters of content fragments through a common naming convention that includes timestamp, duration, and sequence number. This parameter standardization enables fragments from different devices to be interchangeable while maintaining reliability across diverse locations.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent implements universality by creating a universal fragment identification scheme that works across multiple independent devices and locations. The standardized identifiers allow any fragment from any device to be recognized and used by the playback system, enabling multi-functional compatibility.

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

2Productivity

If conventional adaptive streaming systems serve millions of devices across diverse locations, then system scalability is improved, but errors occur due to non-interchangeable content fragments

Engineering Contradiction:
Improvesystem scalabilityVSAvoidcontent delivery accuracy
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent applies segmentation by dividing the content stream into discrete fragments with standardized identifiers. This segmentation enables independent processing at different locations while maintaining through consistency, allowing the system to scale to millions of devices without sacrificing reliability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent implements feedback mechanisms through manifest files that provide information about available fragments and their identifiers. This feedback allows the playback system to accurately track and retrieve the correct fragments from any location, maintaining delivery accuracy at scale.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20240305681A1System and method for data stream fragmentation with scalability
Publication Date: 2024.09.12 COMCAST CABLE COMM LLC
  • US20240305681A1 patent drawing
  • US20240305681A1 patent drawing
  • US20240305681A1 patent drawing

AI summary

A method of data conditioning is disclosed that in one aspect can include the steps of receiving a data stream, encoding a time code in the data stream to identify a portion of the data stream corresponding to a content fragment, and separating the identified portion of the data stream to define the content fragment, wherein the content fragment comprises the encoded time code.