Biometric Focus Control for Adaptive Ambient Sound Awareness
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Solution Overview
Problem
Existing audio systems require manual user input to control ambient sounds, which can be inconvenient and distracting, especially when users need to focus on tasks or are unable to interact with controls due to gloves or forgetfulness.
Innovation Solution
A system that determines a user's focus level through biometric signals and automatically adjusts ambient sound awareness levels, using a mapping between focus and ambient awareness to generate adjustment signals for optimal listening experiences without manual intervention.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If sealed earbuds are used to deliver sound without degradation, then sound quality is improved, but the user is isolated from environmental sounds
Solution Approach 1:
The patent introduces an intermediary system consisting of external microphones and audio processing that mediates between the sealed earbud environment and the external acoustic world, allowing ambient sounds to be captured and reproduced without compromising the sealed fit for sound quality
Solution Approach 2:
The system segments the audio delivery into separate channels: music/audio content through the sealed earbuds and ambient sounds through external microphones, allowing independent control of each stream to maintain both sound quality and ambient awareness
2Adaptability or versatility
If manual control of ambient sound volume is provided, then ambient sound perception is improved, but user convenience deteriorates due to distraction and inability to interact
Solution Approach 1:
The system performs self-service by automatically detecting user state (through biometric sensors or usage patterns) and autonomously adjusting ambient sound levels without requiring manual user intervention, thus maintaining control capability while eliminating the need for user interaction during tasks
Solution Approach 2:
The system implements feedback loops that continuously monitor user behavior and biometric data, then automatically adjust ambient sound reproduction accordingly, creating a closed-loop control system that adapts to user needs without manual input
3Measurement precision
If ambient sound is reduced for concentration, then focus level is improved, but awareness of surrounding environment deteriorates
Solution Approach 1:
The system dynamically adjusts ambient sound reproduction in real-time based on detected user state, allowing seamless transition between focus-oriented and awareness-oriented modes without manual intervention, thus adapting to changing needs during task performance
Data Source
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AI summary
In one embodiment, a focus application controls ambient sounds perceived by a user. In operation, the focus application determines a focus level associated with the user based on a biometric signal associated with the user. The focus application then determines an ambient awareness level based on the focus level. Subsequently, the focus application modifies at least one characteristic of an ambient sound perceived by the user based on the ambient awareness level.