Audio Mode Switching for Shared Wireless Earphone Connections

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Solution Overview

Problem

Existing technologies face challenges in efficiently switching audio modes between multiple devices connected to a wireless earphone without requiring significant user intervention, leading to suboptimal user experience and operational inefficiencies.

Innovation Solution

A method and apparatus for audio processing that automatically determines a target audio playing device based on monitored events, sets the appropriate audio mode, establishes a connection with the target device, and adjusts the audio mode accordingly, while disconnecting from the previous device, utilizing quick connection protocols to minimize user interaction.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual switching between audio devices is implemented, then connection reliability is ensured, but user operation complexity increases and switching efficiency decreases

Engineering Contradiction:
Improveconnection reliabilityVSAvoiduser operation complexity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system automatically detects audio events, identifies target audio playing devices, and switches connections without requiring user intervention. The terminal device autonomously monitors audio events, determines whether target devices exist, and executes connection switching based on predefined rules, making the system self-serve the user's audio switching needs.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system pre-establishes account information and device relationships in advance through cloud platform binding. When an audio event occurs, the terminal device can immediately query the cloud platform to obtain pre-prepared target device information, eliminating the need for real-time device discovery and reducing switching latency.

Inventive Principle:
Principle #10Preliminary action

2Ease of operation

If automatic device switching is implemented, then ease of operation improves, but system complexity increases

Engineering Contradiction:
Improveautomatic switching capabilityVSAvoidsystem complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The cloud platform serves as an intermediary that stores account information and device binding relationships. The terminal device queries the cloud platform to obtain target device information, rather than maintaining complex local device management logic. This intermediary approach simplifies the terminal device's complexity while enabling automatic switching functionality.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The cloud platform provides universal service across multiple terminal devices and audio playing devices. By centralizing device management and account information in the cloud, the system achieves multi-functionality where any terminal device associated with an account can automatically switch to any bound audio playing device, reducing individual device complexity.

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

3Adaptability or versatility

If cloud platform integration is used, then adaptability across multiple devices improves, but information security requirements increase

Engineering Contradiction:
Improvemulti-device compatibilityVSAvoidaccount information security
Core Design Contradiction:
Adaptability or versatilityVSLoss of information

Solution Approach 1:

The cloud platform acts as a secure intermediary that stores and manages account information and device binding relationships. Instead of each terminal device storing sensitive account information locally, the cloud platform centrally manages this information and provides it to authorized devices through secure queries, reducing information security risks while improving multi-device adaptability.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS12554458B2Method and apparatus for audio processing, electronic device and storage medium
Publication Date: 2026.02.17 BEIJING XIAOMI MOBILE SOFTWARE CO LTD
  • US12554458B2 patent drawing
  • US12554458B2 patent drawing
  • US12554458B2 patent drawing

AI summary

A method for audio processing, applicable to a first terminal device, includes: determining whether a target audio playing device to be connected exists in response to a monitored audio event, in which the target audio playing device has a connection with a second terminal device, and the second terminal device and the first terminal device have identical account information; in response to an existence of the target audio mode playing device to be connected, setting, according to the monitored audio event, a first audio mode of the first terminal device; establishing a connection with the target audio playing device, and disconnecting the connection between the target audio playing device and the second terminal device; and adjusting the first audio mode of the first terminal device to a second audio mode, and sending audio of the target audio event to the target audio playing device.