Audio Blending Transitions for Continuous Personalized Playback

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Solution Overview

Problem

Digital and internet radio services often lack strategic content sequencing, resulting in disconnected audio experiences with audible and visual gaps, failing to provide personalized playback that aligns with listener preferences or brand differentiation.

Innovation Solution

An audio blending system that uses a computing device with a processor and metadata analysis to calculate transitions between audio content items based on parameters like fade profiles, mood, genre, and energy levels, allowing for customizable and seamless playback experiences by selecting, assembling, and scheduling content elements.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If content is played based on simple genre or brand categories, then the system is easy to operate, but the content experience becomes undifferentiated and lacks personalization

Engineering Contradiction:
Improvecontent selection simplicityVSAvoidcontent personalization
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The system transforms content selection from simple categorical filtering to multi-parameter optimization by analyzing audio features (energy, tempo, mood, genre) and dynamically adjusting content parameters based on listener context, time of day, and playback history to create personalized experiences

Inventive Principle:
Principle #35Parameter changes

2Device complexity

If gaps or abrupt transitions are introduced between content items, then the system is simpler to implement, but the listening experience suffers from loss of energy and lack of continuity

Engineering Contradiction:
Improvetransition processingVSAvoidaudio flow continuity
Core Design Contradiction:
Device complexityVSStability of the object's composition

Solution Approach 1:

The system maintains continuous audio flow by implementing crossfades, volume normalization, and energy-matching transitions between content items, ensuring seamless playback that preserves listening energy and eliminates audible gaps or abrupt discontinuities

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

The system pre-calculates transition parameters including fade durations, volume adjustments, and energy matching factors before content transitions occur, preparing smooth transitions in advance to maintain continuous audio flow without real-time processing delays

Inventive Principle:
Principle #10Preliminary action

3Device complexity

If uniform volume levels are used across all content items, then the system is easier to implement, but the energy disparity between content items creates jarring transitions

Engineering Contradiction:
Improvevolume control systemVSAvoidauditory transition jarring
Core Design Contradiction:
Device complexityVSObject-generated harmful factors

Solution Approach 1:

The system dynamically adjusts volume parameters based on content energy levels, applying fade-in/fade-out curves and normalization factors that match the energy characteristics of adjacent content items to create smooth, non-jarring transitions

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS11169765B2Audio content production, audio sequencing, and audio blending system and method
Publication Date: 2021.11.09 SUPER HI FI LLC
  • US11169765B2 patent drawing
  • US11169765B2 patent drawing
  • US11169765B2 patent drawing

AI summary

Embodiments of the invention provide an audio blending system with a computing device that processes operations including receiving a transition request from a user including an out element and/or an in element of at least one transition between at least one content item of at least one recipe. The recipe includes a sequence of a plurality of elements of content of a break, where at least one content item includes audio content and/or video content. The operations include causing a track server to couple to a metadata file of the audio file using a wired or wireless link. The metadata file includes audio content parameters measured or calculated from the audio file. The operations include calculating a transition between the out element and the in element, selecting, assembling and scheduling the sequence of plurality of elements for the transition, and adding the out element to the at least one recipe.