Wireless Speaker Auto-Joining for Instant Audio Group Playback

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Solution Overview

Problem

Existing wireless audio systems require cumbersome operations, such as activating application software and specifying wireless speakers, to join a group and reproduce audio data.

Innovation Solution

Wireless speakers autonomously search for masters and perform group joining and leaving operations through simple button presses, allowing seamless integration into existing groups without the need for additional software activation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If application software is activated and wireless speakers are specified to join a group, then group joining is achieved, but operation complexity increases and time consumption increases

Engineering Contradiction:
Improvegroup joining operationVSAvoidtime for group joining
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The wireless speaker autonomously performs group joining by automatically searching for masters and transmitting joining requests without requiring user intervention to activate software or specify targets. The speaker serves itself by implementing the entire joining sequence independently, thereby simplifying operation and reducing time consumption.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The wireless speaker pre-configures its joining behavior by automatically searching for available masters before the actual joining occurs. This preliminary search and automatic request transmission eliminates the need for real-time user input, thereby reducing operational complexity and time required for group joining.

Inventive Principle:
Principle #10Preliminary action

2Adaptability or versatility

If application software and controller operations are used to join groups, then group joining functionality is achieved, but device complexity increases

Engineering Contradiction:
Improvegroup joining capabilityVSAvoidsoftware and controller requirements
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The group joining functionality is extracted from the controller and software layer and embedded directly into the wireless speaker itself. The speaker now contains autonomous capabilities to search for masters and transmit joining requests, removing the dependency on external controllers and application software, thereby reducing overall system complexity while maintaining adaptability.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The wireless speaker is designed with universal group joining capabilities that work across different scenarios without requiring specific controller software. By integrating master search and joining request transmission functions directly into the speaker, it achieves multi-functional adaptability while simplifying the system architecture.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Reliability

If manual specification of wireless speakers is required for group joining, then precise group composition is achieved, but ease of operation deteriorates

Engineering Contradiction:
Improvegroup composition accuracyVSAvoidgroup joining process
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The wireless speaker implements automatic feedback mechanisms by searching for masters and receiving responses to determine appropriate group joining targets. This automated feedback loop ensures accurate group composition selection without requiring manual specification, thereby maintaining reliability while improving ease of operation.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The speaker autonomously determines the appropriate master to join by performing its own search and evaluation, eliminating the need for user specification. This self-service approach maintains group composition accuracy through automated decision-making while significantly simplifying the user interaction required for group joining.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20250373982A1Wireless audio system, wireless speaker, and group joining method for wireless speaker
Publication Date: 2025.12.04 D & M HOLDINGS INC
  • US20250373982A1 patent drawing
  • US20250373982A1 patent drawing
  • US20250373982A1 patent drawing

AI summary

A system and method for wireless audio data system configuration is disclosed and described herein.