Wearable Audio Mode Selection via Spatial Reference Switching
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Solution Overview
Problem
Conventional methods for selecting audio output modes on wearable audio devices are limited, failing to provide immersive experiences, lack user feedback, and do not save settings for future use, leading to increased user interaction and energy consumption.
Innovation Solution
The implementation of improved user interfaces and methods that allow for easy selection between audio output modes, including spatial audio, by displaying visual indications and receiving user inputs to switch between modes, while saving settings for future use, thereby reducing user interaction and conserving power.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional audio output modes (stereo, mono) are used, then the device structure remains simple, but the listening experience becomes less immersive and realistic
Solution Approach 1:
The audio processing system is designed to support multiple audio output modes (stereo, mono, spatial audio) within a single unified framework. The system can dynamically switch between different modes and apply various processing techniques (head tracking, audio positioning, equalization) to accommodate diverse listening scenarios and device configurations without requiring separate dedicated systems for each mode.
2Adaptability or versatility
If spatial audio output mode is implemented, then the listening experience becomes more immersive and realistic, but the user interface complexity increases
Solution Approach 1:
The system automatically detects and adapts to the user's environment and preferences, eliminating the need for complex manual configurations. Features such as automatic head tracking activation, contextual audio mode selection, and adaptive equalization are performed without user intervention. The system monitors usage patterns and environmental conditions to automatically optimize spatial audio parameters, reducing the burden on users while maintaining advanced functionality.
Solution Approach 2:
The system dynamically adjusts audio parameters (spatial positioning, equalization curves, volume levels) based on detected conditions such as head orientation, ambient noise levels, and selected audio content type. These parameter changes occur automatically in response to sensor data and user context, allowing the complex spatial audio features to adapt to varying situations without requiring users to manually configure each parameter.
3Ease of operation
If conventional mode selection methods are used, then the interface remains simple, but user feedback and visual indications are insufficient
Solution Approach 1:
The system implements comprehensive feedback mechanisms that continuously inform users about the current audio mode and its effects. Visual indicators on the display show the active audio mode (stereo, spatial, etc.), while real-time audio previews allow users to hear the difference between modes before selection. The system also provides feedback about detected head movements, ambient conditions, and how these affect the audio output, enabling users to make informed decisions about mode selection.
4Productivity
If audio settings are not saved for future use, then the system remains simple, but user interaction time increases and energy is wasted
Solution Approach 1:
The system automatically saves audio mode selections and related settings to persistent storage whenever a user makes a choice or the system detects a stable preference pattern. This preliminary action ensures that when the device is next used, previously selected settings are automatically restored without requiring user re-input. The system also pre-loads configuration options based on predicted user needs, reducing the time and energy required for setup in subsequent sessions.
Data Source
AI summary
A computer system displays an audio settings user interface that includes a first user interface element that is activatable to change a current audio output mode of a set of one or more audio output devices. The computer system receives a second set of one or more inputs including an input directed to the first user interface element. In response, the computer system transitions the set of one or more audio output devices from a first audio output mode to a different second audio output mode. In the first audio output mode, audio is output based on a first frame of reference that is a three-dimensional physical environment surrounding the set of one or more audio output devices. In the second audio output mode, audio is output based on a different second frame of reference that is fixed relative to the set of one or more audio output devices.