Headset Audio Source Switching With Wireless Connection Prioritization
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Solution Overview
Problem
Existing systems struggle to efficiently manage connections between a main device and multiple sources, particularly in scenarios where seamless switching and prioritization of audio signals from different sources are required, such as in wearable devices like headphones or speakers.
Innovation Solution
A method and system for managing connections between a main device and multiple sources using wireless communication, enabling seamless switching and prioritization of audio signals based on predefined rules, user input, and source authorization, utilizing technologies like Bluetooth Multi-point to handle multiple connections.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the main device maintains connections with multiple sources simultaneously, then the adaptability and versatility are improved, but the device complexity increases
Solution Approach 1:
The patent segments the plurality of sources into different groups (first group and second group) with different connection characteristics. The first group allows simultaneous connections while the second group requires sequential connections. This segmentation resolves the contradiction by organizing multiple connections into manageable segments with different complexity levels.
Solution Approach 2:
The patent implements dynamic connection management where the main device can switch between different connection modes (simultaneous or sequential) depending on the group of sources. The system dynamically adjusts connection behavior based on predefined rules, user input, and source authorization, allowing flexibility while managing complexity through adaptive control.
2Ease of operation
If the main device switches connections between multiple sources, then the ease of operation is improved, but the loss of time during switching increases
Solution Approach 1:
The patent establishes predefined rules and authorization levels for different source groups before switching is needed. Connection parameters and switching criteria are predetermined, allowing the main device to execute switches quickly without real-time decision delays. This preliminary configuration reduces switching time while maintaining ease of operation.
Solution Approach 2:
The patent enables seamless audio playback continuity during source switching by maintaining buffer queues and pre-loading audio data. The audio output remains uninterrupted during transitions between sources, ensuring the useful action (audio playback) continues without noticeable breaks, thereby reducing perceived switching time.
3Reliability
If the main device prioritizes audio signals from specific sources, then the reliability of audio output is improved, but the device complexity increases
Solution Approach 1:
The patent applies different connection and prioritization rules to different groups of sources based on their specific characteristics. The first group of sources receives different treatment (simultaneous connection allowed) compared to the second group (sequential connection required). This local quality approach allows reliable audio prioritization without uniformly increasing complexity across all sources.
Solution Approach 2:
The patent changes connection parameters (simultaneous vs. sequential connection, authorization requirements) based on source group characteristics. By adjusting these parameters dynamically according to source type and user preferences, the system achieves reliable audio signal prioritization while managing complexity through parameter-based differentiation rather than complex processing logic.
Data Source
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AI summary
A method for switching connections between a main device and a plurality of sources, the method comprising providing a list of sources, establishing connections between the main device and one or more first sources on the list of sources, receiving a first signal from one of the first sources and outputting from the main device a corresponding sound, receiving an input signal, disconnecting the main device from at least one of the first sources, connecting the main device to a second source on the list of sources which is not a first source. Thus, the main device, such as a headset, may switch streaming source by the operation of a switch on the headset.