Bluetooth Earphone Connection Switching via Master-Slave Role Reversal

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Solution Overview

Problem

Users experience poor user experience due to the need to manually disconnect and reconnect Bluetooth earphones between multiple mobile devices, limiting efficiency and convenience.

Innovation Solution

A Bluetooth earphone connection switching method where a master device establishes a communication connection with slave devices and a Bluetooth earphone, allowing slave devices to request connection switching upon detecting preset events, thereby automating the disconnection and reconnection process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If Bluetooth earphones maintain connection to only one mobile device at a time, then connection stability is improved, but user operation complexity increases and switching efficiency deteriorates

Engineering Contradiction:
Improveconnection stabilityVSAvoidconnection switching operation
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system enables automatic connection switching between mobile devices without requiring user intervention. The Bluetooth earphone autonomously detects connection requests from different devices and switches connections automatically, eliminating manual disconnection and reconnection operations while maintaining stable Bluetooth connectivity protocols

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system implements a feedback mechanism where the Bluetooth earphone monitors connection status and receives connection requests from multiple mobile devices. Based on this feedback, the earphone automatically determines which device to connect to, resolving the contradiction between stable connection and ease of switching operations

Inventive Principle:
Principle #23Feedback

2Reliability

If manual disconnection and reconnection is required when switching devices, then connection reliability is improved, but time consumption increases and productivity deteriorates

Engineering Contradiction:
ImproveBluetooth connection reliabilityVSAvoidconnection switching efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system pre-establishes Bluetooth connections between the earphone and multiple mobile devices in advance. When a switching event occurs, the pre-configured connections enable immediate switching without time-consuming disconnection and reconnection processes, while maintaining connection reliability through proper protocol management

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The automatic switching mechanism performs the connection transition autonomously without requiring user actions to disconnect and reconnect. This self-service approach eliminates time consumption associated with manual operations while preserving connection stability through systematic protocol handling

Inventive Principle:
Principle #25Self-service

3Adaptability or versatility

If Bluetooth earphones support connection to multiple mobile devices simultaneously, then adaptability is improved, but device complexity increases

Engineering Contradiction:
Improvemulti-device connection capabilityVSAvoidconnection management complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system designates one mobile device as a master device that acts as an intermediary for managing connections. The Bluetooth earphone maintains direct connection with the master device while other devices connect through it, enabling multi-device adaptability while simplifying connection management architecture and reducing overall system complexity

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS12317345B2Bluetooth earphone connection switching method, apparatus and device, and storage medium
Publication Date: 2025.05.27 GOERTEK INC
  • US12317345B2 patent drawing
  • US12317345B2 patent drawing

AI summary

Some embodiments of the present application disclose a Bluetooth earphone connection switching method, apparatus and device, and a storage medium. The Bluetooth earphone connection switching method comprises the following steps: a master device establishes a communication connection with all slave devices, and establishes a Bluetooth connection with a Bluetooth earphone; upon detecting a preset event, a slave device sends an earphone connection request instruction to the master device, and converts to a master mode; upon receiving the earphone connection request instruction, the master device disconnects the Bluetooth connection with the Bluetooth earphone; and upon receiving a permission instruction fed back by the master device, the slave device which has converted to the master mode establishes a Bluetooth connection with the Bluetooth earphone according to pre-stored Bluetooth earphone pairing information, thereby completing Bluetooth earphone connection switching between the master device and the slave device.