Audio Rendering Mode Switching for Location-Based Clarity
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Solution Overview
Problem
Existing audio rendering technologies in location-based environments often fail to effectively switch between rendering modes, leading to interference with location-specific audio content, as primary audio content continues to move with the user, potentially overwhelming or obscuring additional audio content associated with points of interest.
Innovation Solution
The audio rendering apparatus switches from a first rendering mode, where audio content moves with the user, to a second mode where primary audio content appears to originate from a fixed location within the environment, allowing additional location-based audio content to be rendered clearly, by comparing user location with predetermined reference locations and adjusting rendering accordingly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If audio content is rendered in a mode that moves with the user, then the primary audio content remains accessible to the user throughout the environment, but additional location-specific audio content becomes obscured or overwhelmed by the moving primary audio
Solution Approach 1:
The system dynamically switches between two rendering modes based on the user's location relative to points of interest. In the first mode, audio content moves with the user for general navigation. When the user approaches a point of interest, the system transitions to the second mode where primary audio content becomes stationary at a reference location, allowing location-specific audio to be rendered clearly without being overwhelmed by moving audio
2Loss of information
If audio content is rendered in a fixed location mode, then location-specific audio content becomes clear and distinct, but the primary audio content may become disconnected from the user's movement through the environment
Solution Approach 1:
The rendering mode is not static but dynamically adjusted based on user location. The system monitors user position and automatically transitions between moving and stationary audio rendering modes, ensuring that the primary audio content adapts to the user's interaction with the environment rather than remaining disconnected
Solution Approach 2:
The system pre-establishes reference locations associated with points of interest before the user arrives. When the user approaches these predetermined locations, the system is already prepared to switch to the stationary rendering mode, ensuring seamless transition and maintaining navigation continuity without disconnection
3Loss of information
If the system continuously switches rendering modes, then audio content clarity is optimized for each location, but computational resources and processing time increase
Solution Approach 1:
Reference locations and the conditions for mode switching are predetermined and pre-configured in the system. This allows the audio rendering apparatus to make rapid mode transitions based on pre-established criteria rather than calculating optimal rendering modes in real-time, reducing processing time while maintaining audio clarity
Solution Approach 2:
The system continuously monitors user location and provides feedback to the audio rendering apparatus. This location feedback enables the system to determine when to switch rendering modes based on proximity to reference locations, optimizing audio clarity while using efficient threshold-based decision-making rather than continuous complex calculations
Data Source
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AI summary
This specification describes a method comprising: based on location data indicative of a location of a user in an environment, causing rendering of audio content, via headphones worn by the user, to be switched from a first rendering mode to a second rendering mode in which the audio content is rendered such that at least a component of the audio content appears to originate from a first location that is fixed relative to the environment of the user. In the first rendering mode, the audio content may be rendered such that the least one component of the audio content appears to originate from a location that is fixed relative to the user.