Dynamic Audio Mixing Based on User Pose
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Solution Overview
Problem
Existing audio mixing technologies fail to provide an immersive and interactive audio experience for users, as they are often static and do not adapt to the user's pose or environment, limiting the realism and engagement in virtual environments.
Innovation Solution
A method and system that dynamically mix audio based on the user's pose, using sensors to determine the user's position, orientation, and movement, and adjust audio characteristics such as volume and spectral profiles in real-time, creating a customized audio experience tailored to the user's interaction with the media content.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If static audio mixing is used, then device complexity is reduced, but audio immersion and interactivity deteriorate
Solution Approach 1:
The audio mixing system transitions from static to dynamic operation by continuously tracking user pose parameters (position, orientation, head movements) and adjusting audio characteristics in real-time. The mixer responds to changing user states by modifying volume, panning, and spectral profiles of different audio tracks, creating an adaptive immersive experience that evolves with user interaction.
Solution Approach 2:
The system implements feedback loops where sensor data about user pose is continuously fed back to the audio mixer, which then adjusts audio output accordingly. This closed-loop control enables the audio experience to respond to user actions, with the mixer receiving ongoing information about user position and orientation to dynamically recalibrate audio delivery.
2Adaptability or versatility
If dynamic audio mixing based on user pose is implemented, then audio interactivity and realism are improved, but computational requirements and processing time increase
Solution Approach 1:
The system performs preliminary actions by pre-defining audio tracks and their associated characteristics (volume, panning, spectral profiles) before runtime. When user pose changes are detected, the mixer selectively adjusts only the relevant audio track parameters based on predefined rules and relationships, rather than processing the entire audio signal from scratch, thus reducing real-time computational burden.
3Ease of operation
If multiple audio tracks are mixed dynamically, then audio customization and user engagement are enhanced, but system complexity and computational load increase
Solution Approach 1:
The audio system is segmented into multiple independent tracks, each representing a distinct sound source or audio element. The mixer operates on these segmented tracks individually, adjusting parameters such as volume, panning, and spectral content for each track based on user pose. This segmentation enables selective manipulation of audio elements without requiring complex global processing of the entire audio mix.
Data Source
AI summary
A system, apparatus, and method are disclosed for utilizing a sensed pose of a user to dynamically control the mixing of audio tracks to provide a user with a more realistic, informative, and/or immersive audio experience with a virtual environment, such as a video.