Wireless Speaker Audio Routing with Selective Connection Prompts

Resolve Bottlenecks,
Find Innovative SolutionsGenerate Solutions

Solution Overview

Problem

Existing wireless communication technologies often automatically connect devices without user consent, leading to user frustration as audio data is routed to inappropriate speaker devices.

Innovation Solution

Implementing an audio routing determination system that prompts users to choose whether to connect to wireless speaker devices, maintains rejection records, and uses signal strength and link quality metrics to determine appropriate audio routing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Extent of automation

If automatic connection is implemented for wireless speaker devices, then device connectivity is improved, but user control over audio routing deteriorates

Engineering Contradiction:

Improveautomatic connectionVSAvoiduser control

Core Design Contradiction:

Extent of automationVSEase of operation

Solution Approach 1:

The system performs preliminary actions by detecting when a speaker device enters range and proactively presenting connection options to the user before automatic connection occurs. This allows the user to have final say in the connection decision, resolving the contradiction between automation and user control.

Inventive Principle:

Principle #10Preliminary action

2Ease of operation

If connection prompts are presented to users, then user control over audio routing is improved, but device complexity increases

Engineering Contradiction:

Improveuser controlVSAvoidconnection management

Core Design Contradiction:

Ease of operationVSDevice complexity

Solution Approach 1:

The system applies local quality by presenting connection prompts selectively rather than universally. Connection prompts are presented only in specific scenarios (when speaker enters range, when audio playback is active, when no connection currently exists), reducing unnecessary complexity while maintaining user control where needed.

Inventive Principle:

Principle #3Local quality

3Reliability

If rejection records are maintained for speaker devices, then unwanted connections are prevented, but information storage requirements increase

Engineering Contradiction:

Improveconnection accuracyVSAvoiddata storage

Core Design Contradiction:

ReliabilityVSQuantity of substance

Solution Approach 1:

The rejection record is implemented as a temporary, disposable data structure that is cleared after a predetermined time period or after a certain number of connection attempts. This approach provides reliable prevention of unwanted connections while minimizing long-term data storage requirements, as the rejection information is discarded once it has served its protective function.

Inventive Principle:

Principle #27Cheap short-living objects (Disposable)

Data Source

PatentUS12353792B2Audio routing determination for speaker devices

Publication Date: 2025.07.08 MOTOROLA MOBILITY LLC

AI summary

When a speaker device is within communication range of an electronic device, various rules are used to determine whether to connect to or route audio data to the speaker device. For example, the electronic device may prompt the user to choose whether to connect to a wireless speaker device. In situations in which the user rejects connecting to the wireless speaker device, subsequent attempts by the speaker device to connect to the electronic device are also rejected or ignored without further prompting the user, or the wireless speaker device may be connected to the electronic device but audio data not routed to the wireless speaker device. By way of another example, the electronic device may determine whether to route audio data to a wireless speaker device based on signal strength and link quality metrics for wireless communication between the electronic device and one or more wireless speaker devices.