Supplemental Audio Playback Synchronization via Segmentation

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Solution Overview

Problem

Existing audio content playback systems do not effectively manage the integration and playback of supplemental information such as footnotes, endnotes, glossaries, and commentary, especially when converting printed media into audio format, lacking seamless synchronization and user-friendly access to additional context while listening.

Innovation Solution

A computing device system that communicates with social networking systems and electronic marketplaces to retrieve and play back supplemental audio information, allowing users to access and control the playback of such information through intuitive commands, with features like synchronization of audio and text content, and customizable preferences for types and categories of supplemental information.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If supplemental information is integrated into audio content playback, then information completeness and user understanding are improved, but system complexity and difficulty of managing multiple content streams increase

Engineering Contradiction:
Improveinformation completenessVSAvoidsystem complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The system segments supplemental information into discrete, independently controllable units that can be selectively played back. Each supplemental information item (footnotes, endnotes, glossaries, commentary) is treated as a separate playable entity that can be accessed, paused, and controlled independently from the primary audio content, reducing the complexity of managing integrated content streams.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system introduces an intermediary interface layer between the user and the multiple content streams. This interface receives user commands (voice or input device), determines the desired supplemental information based on current playback position and user preferences, and manages the playback coordination. This intermediary absorbs the complexity of multi-stream management while presenting a simple user experience.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If user control over supplemental information playback is enhanced, then user experience and accessibility are improved, but ease of operation may be reduced due to additional controls and settings

Engineering Contradiction:
Improveuser control accessibilityVSAvoidcontrol interface complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system implements self-service functionality where supplemental information is automatically identified and made available based on the current audio playback position. The system autonomously determines what supplemental information is relevant without requiring users to manually search or configure settings, thereby maintaining ease of operation while providing comprehensive control options for those who need them.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The control interface is designed to handle multiple functions through a unified command structure. The same input mechanism (voice commands or input device) handles both primary content control and supplemental information access, eliminating the need for separate specialized controls and reducing overall interface complexity while maintaining versatile functionality.

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

3Measurement precision

If synchronization between audio content and supplemental information is implemented, then information accuracy and context relevance are improved, but measurement precision and timing coordination become more difficult

Engineering Contradiction:
Improvesynchronization accuracyVSAvoidtiming coordination difficulty
Core Design Contradiction:
Measurement precisionVSDifficulty of detecting and measuring

Solution Approach 1:

The system performs preliminary actions by pre-identifying and buffering supplemental information items before they are needed during playback. The system anticipates upcoming supplemental information based on the audio content structure and prepares it in advance, establishing timing references beforehand. This preliminary preparation simplifies the real-time synchronization task by reducing the complexity of on-the-fly timing coordination.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentEP2795885B1Managing playback of supplemental information
Publication Date: 2020.05.20 AUDIBLE INC
  • EP2795885B1 patent drawingFigure 1
  • EP2795885B1 patent drawingFigure 2
  • EP2795885B1 patent drawingFigure 3

AI summary

A computing device may provide an interface that enables a user to playback audio content including supplemental information. The supplemental information may correspond, for example, to endnotes, footnotes, glossaries, appendices, commentary from an author, editor, or other party, or to additional supplemental information. During playback of the audio content, a user may indicate that an item of supplemental information associated with a current playback position of the audio content should be played. In some embodiments, this indication may be in response to an indication to the user that supplemental information is available. The device may then playback the supplemental information associated with the current playback position.