Playback Queue Switching for Grouped Audio Devices
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Solution Overview
Problem
Existing digital audio systems lack flexibility in managing playback queues and group associations of playback devices, limiting user convenience and configurability when devices are dissociated from networked groups.
Innovation Solution
A method and system that allows playback devices to automatically associate with a playback queue upon removal from a group, enabling seamless transition to a new queue or restoration of the original queue, and maintaining associations with multiple queues for enhanced usability and configurability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If playback devices are grouped for synchronous audio playback, then audio synchronization and coordinated playback are improved, but device flexibility and independent queue management deteriorate
Solution Approach 1:
The system dynamically transitions playback devices between grouped and ungrouped states based on user commands. When ungrouped, devices independently manage their own playback queues, restoring flexibility and independent control while maintaining the ability to rejoin groups when needed.
Solution Approach 2:
The system segments the playback queue management by creating separate queue instances for grouped and ungrouped states. This allows devices to have distinct queue associations depending on their operational mode, enabling both synchronized group playback and independent device operation without conflict.
2Adaptability or versatility
If playback devices are removed from groups, then device independence and queue configurability are improved, but playback continuity and user convenience deteriorate
Solution Approach 1:
The system performs preliminary actions by automatically associating ungrouped playback devices with appropriate playback queues before user-requested playback occurs. This ensures that when devices leave groups, they are already configured with relevant queue content, preventing playback interruptions and maintaining user convenience.
Solution Approach 2:
The system enables self-service by automatically managing queue associations for ungrouped devices without requiring manual user configuration. The playback device independently identifies and associates with suitable queues, eliminating the need for user intervention while maintaining playback continuity.
3Measurement precision
If manual queue association is required for ungrouped devices, then queue management precision is improved, but user operation complexity and time consumption increase
Solution Approach 1:
The system implements self-service by automatically associating ungrouped playback devices with appropriate playback queues based on device identity and queue compatibility. This eliminates manual user configuration while maintaining accurate queue associations, simultaneously improving ease of operation without sacrificing association precision.
Solution Approach 2:
The system uses feedback mechanisms to monitor the grouped/ungrouped state of playback devices and automatically adjust queue associations accordingly. This closed-loop approach ensures accurate queue management while removing the need for manual user intervention in queue configuration.
Data Source
Figure 1
Figure 2A~2B
Figure 2C~3
AI summary
An example method includes receiving a first command by a device to group a first playback device with at least a second playback device for synchronous audio playback. In the example method, the group is associated with a first playback queue comprising a list of one or more items for playback by the group. The example method includes, for as long as the playback device is in the group, receiving a second command by the device to remove the first playback device from the group, wherein the first playback device is ungrouped and automatically associated with a second playback queue. In the example method, the second playback queue comprises a list of one or more items for playback by the playback device.