Wireless Speaker Audio Routing With User Prompt and Link Quality

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Solution Overview

Problem

Existing wireless communication technologies automatically connect devices without user consent, leading to user frustration and inappropriate audio routing to 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

1Speed

If automatic connection is implemented for wireless devices, then connection speed and convenience are improved, but user control and connection accuracy deteriorate

Engineering Contradiction:
Improveconnection speedVSAvoiduser control
Core Design Contradiction:
SpeedVSEase of operation

Solution Approach 1:

The patent introduces an intermediary mechanism (user prompt/notification system) between the automatic connection process and the final connection action. When a wireless device is detected, the system prompts the user for confirmation before establishing the connection, thus maintaining fast automatic detection while preserving user control and preventing unintended connections.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If automatic connection is implemented for wireless devices, then device compatibility and adaptability are improved, but connection accuracy and appropriateness deteriorate

Engineering Contradiction:
Improvedevice compatibilityVSAvoidconnection accuracy
Core Design Contradiction:
Adaptability or versatilityVSMeasurement precision

Solution Approach 1:

The patent implements a feedback mechanism where the system detects wireless devices, provides notification to the user, and waits for confirmation before connecting. This feedback loop allows the system to maintain broad device compatibility while ensuring connection accuracy by verifying user intent through the prompt-confirmation feedback cycle.

Inventive Principle:
Principle #23Feedback

3Ease of operation

If user prompts are added for connection confirmation, then user control is improved, but system complexity and operation time deteriorate

Engineering Contradiction:
Improveuser controlVSAvoidsystem complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent applies preliminary action by detecting and prompting the user about available wireless devices before the actual connection is established. This allows the system to maintain relatively simple connection logic while improving user control, as the prompt is prepared in advance based on device detection without requiring complex real-time decision-making processes.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12474888B2Audio routing determination for speaker devices
Publication Date: 2025.11.18 MOTOROLA MOBILITY LLC
  • US12474888B2 patent drawing
  • US12474888B2 patent drawing
  • US12474888B2 patent drawing

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.