Vehicle Wireless Headset Audio Routing for Multi-Device Listening
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Solution Overview
Problem
In vehicles, passengers using personal headsets connected to smartphones are unable to access vehicle audio and alerts, and when headsets are connected to the infotainment system, some smartphone audio features become unavailable, leading to a fragmented user experience.
Innovation Solution
A wireless headset system that integrates vehicle infotainment, smartphones, and headsets using multiple wireless chipsets and virtual machines to route audio, blend alerts, and enable intercom communication, voice commands, and media sharing, allowing simultaneous support for multiple smartphone and headset connections.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple wireless headsets and smartphones are connected simultaneously, then individualized media environments are enabled, but system complexity increases
Solution Approach 1:
The system divides wireless communication responsibilities into separate chipsets: one chipset handles smartphone connections while another handles headset connections. This segmentation allows multiple devices of each type to be connected simultaneously without creating a complex mesh network, as each chipset manages its own connection pool independently
Solution Approach 2:
Each wireless chipset is designed with universal functionality to handle multiple devices of its type simultaneously. The processor further enhances this by providing universal audio routing capabilities that can distribute audio to any combination of connected headsets and smartphones, making the system scalable without proportionally increasing complexity
Data Source
AI summary
Examples of the disclosure relate to example systems and methods for operating wireless headset system for a vehicle. An example system includes a first wireless chipset to handle communication with a smartphone, and a second wireless chipset to handle communication with a headset. The example system also includes a processor configured to execute a first virtual machine to control the first wireless chipset and a second virtual machine to control the second wireless chipset.