Detachable HMD Speaker Positioning for Audio-Visual Integration
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Solution Overview
Problem
Existing virtual reality systems often separate audio output devices from head-mounted displays, leading to disjointed audio-visual experiences and inefficient audio signal processing.
Innovation Solution
A display system incorporating a head-mounted display unit with detachable speaker units that adjust audio signal processing based on the position and movement of the speaker units relative to the display unit, providing integrated audio-visual experiences through built-in and detachable speakers.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If audio output devices are physically separated from head-mounted display units, then device complexity is reduced and ease of manufacture is improved, but audio-visual integration deteriorates and audio signal processing efficiency worsens
Solution Approach 1:
The patent combines the audio output device with the head-mounted display unit by providing detachable speaker units that can be coupled to the HMD. This merging approach maintains the benefits of separate components while achieving integrated audio-visual experience when connected, resolving the contradiction between device complexity and audio-visual integration.
Solution Approach 2:
The speaker units are designed to be movable and detachable rather than fixed, allowing dynamic configuration. The system can operate with audio devices attached for integrated experience or detached for simplified setup, dynamically adapting to user needs and resolving the contradiction between integration and complexity.
2Loss of information
If detachable speaker units are coupled to head-mounted display units, then audio-visual integration is improved, but device complexity increases
Solution Approach 1:
The audio system is segmented into detachable speaker units that can be independently coupled to or separated from the HMD. This segmentation allows the system to achieve integrated audio-visual experience when needed while maintaining simplicity when components are separated, reducing the burden of complexity.
Solution Approach 2:
The detachable speaker units serve multiple functions: they provide audio output when coupled to the HMD for integrated experience, and can be used independently or stored when not needed. This multi-functionality justifies the coupling mechanism by providing versatile utility across different usage scenarios.
3Reliability
If audio signal processing is dynamically adjusted based on speaker position, then audio quality is improved, but processing complexity increases
Solution Approach 1:
The system uses position detection of the detachable speaker units relative to the HMD and dynamically adjusts audio signal processing parameters based on this feedback. This feedback mechanism enables optimized audio quality for different spatial configurations while automating the complexity of signal processing adjustments.
Solution Approach 2:
The audio signal processing parameters (such as equalization, volume, or spatial audio effects) are dynamically changed based on the detected position of the speaker units. This parameter adjustment approach maintains high audio quality across different configurations without requiring manual intervention, managing processing complexity through automated adaptation.
Data Source
Figure 1A~1B
Figure 1C~1D
Figure 2A~2B
AI summary
A display system includes a head-mounted display unit and a detachable speaker unit. The head-mounted display unit outputs visual content to a user and provides a visual pass-through of a real environment to the user. The detachable speaker unit is detachably coupleable to the head-mounted display unit for providing aural content to the user. At least one of the visual content or the aural content is changed according to a position of the detachable speaker unit relative to the head-mounted display unit.