Transmission Device Multi-Path Content Distribution

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Solution Overview

Problem

Conventional content distribution systems experience delays and discontinuities in live broadcasts due to errors or instability in communication lines, degrading the real-time quality of the broadcast.

Innovation Solution

A transmission device encodes content data, divides it into multiple pieces, and transmits them through multiple uploaders and networks to a distribution device, which then receives and retransmits the data to terminal devices, ensuring redundancy and stability across multiple communication paths.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a single uploader and single communication line are used for content transmission, then the system structure is simple, but transmission discontinuity and delay occur due to errors or delays in the communication line

Engineering Contradiction:
Improvetransmission continuityVSAvoidsystem structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent divides the content data into multiple segments and transmits them through multiple uploaders and communication lines simultaneously. This segmentation allows the system to continue transmitting content even if one communication line experiences errors or delays, thereby improving transmission continuity without requiring a completely redundant system structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent employs different communication lines with potentially different characteristics (bandwidth, latency, reliability) for transmitting different segments of content. Each communication path is utilized according to its local quality, allowing the system to optimize transmission based on individual line performance while maintaining overall system simplicity.

Inventive Principle:
Principle #3Local quality

2Reliability

If multiple uploaders and networks are used for content transmission, then transmission continuity is improved, but the system complexity increases

Engineering Contradiction:
Improvereal-time broadcast qualityVSAvoidtransmission system structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines multiple transmission paths (multiple uploaders and networks) into a unified content distribution system. The distribution device aggregates data from multiple sources and merges them into a coherent stream for terminal devices, achieving improved reliability while managing system complexity through centralized coordination.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The distribution device serves as a universal component that handles content from multiple uploaders and networks, performing functions such as data aggregation, synchronization, and distribution to terminal devices. This multi-functional approach improves real-time broadcast quality without requiring separate specialized systems for each transmission path.

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

Data Source

PatentUS11343550B2Transmission device, transmission method, and content distribution system
Publication Date: 2022.05.24 SONY GROUP CORP
  • US11343550B2 patent drawing
  • US11343550B2 patent drawing
  • US11343550B2 patent drawing

AI summary

A transmission device encodes content data, divides the encoded content data into a plurality of pieces of transmission data, and transmits the pieces to, through a plurality of uploaders and a plurality of networks corresponding to the plurality of uploaders, a distribution device configured to perform content distribution.