Voice Switchover via VoIP Server Intermediation

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Solution Overview

Problem

The efficiency of voice switchover between electronic devices, such as switching a VoIP call or audio playback, is hindered by complex procedures that often result in interruptions, reducing user experience and operational efficiency.

Innovation Solution

A method and system where a first electronic device, like a mobile phone, detects specific user operations or conditions and sends switchover request information to a VoIP server to seamlessly transfer ongoing VoIP calls or audio services to a second device, like a smart speaker, under the same account, using a device management server to determine the source device and facilitate uninterrupted service continuation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional voice switchover procedure is used between electronic devices, then device switching can be achieved, but the procedure is complicated and causes voice interruption

Engineering Contradiction:
Improvevoice switchover procedureVSAvoidvoice continuity
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The system performs preliminary actions by establishing the VoIP call connection and preparing the switchover mechanism in advance. When a user initiates a call on one device, the system pre-configures the possibility of switching to another device by maintaining the call state on the server side, so that when switchover is needed, the transition can occur smoothly without interruption.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The VoIP server acts as an intermediary between the calling device and the called device. During switchover, the server maintains the call connection while transferring the active device role, ensuring continuous service. The server mediates the transition by receiving switchover requests, validating them, and coordinating the handover without allowing the call to drop.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If traditional voice switchover procedure is used, then device switching is possible, but efficiency is greatly reduced

Engineering Contradiction:
Improvedevice switching capabilityVSAvoidswitchover efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The system enables self-service by allowing the calling device to autonomously initiate switchover by sending a request to the server. The device itself can trigger the switchover operation without requiring manual intervention on the target device or complex user coordination, thereby improving switchover efficiency while maintaining adaptability across different device combinations.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system implements feedback mechanisms where the server responds to switchover requests with confirmation or status information. This feedback loop allows the calling device to understand the switchover state and adjust accordingly, enabling efficient and reliable device switching without requiring repeated attempts or manual verification.

Inventive Principle:
Principle #23Feedback

3Extent of automation

If repeated device interactions are required for switchover, then device control is maintained, but user experience is degraded

Engineering Contradiction:
Improveswitchover automationVSAvoiduser interaction requirement
Core Design Contradiction:
Extent of automationVSEase of operation

Solution Approach 1:

The calling device autonomously initiates and manages the switchover process by sending requests to the server without requiring repeated interactions with the target device. The system automates the switchover sequence, allowing the user to simply trigger the switchover on the calling device while the system handles the rest of the process automatically.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The server acts as an intermediary that handles the complex switchover coordination, reducing the interaction burden on users. Instead of requiring repeated direct interactions between devices, the user interacts only with the calling device, and the server mediates the background processes of validating requests, managing call state, and coordinating the transition.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS11838823B2Voice switchover method and system, and electronic device
Publication Date: 2023.12.05 HUAWEI TECH CO LTD
  • US11838823B2 patent drawing
  • US11838823B2 patent drawing
  • US11838823B2 patent drawing

AI summary

A voice switchover method, system, and electronic device are described. The voice switchover method may include sending, by a mobile phone or a voice assistant device, voice switchover request information to a VoIP server based on an operation of a user, and switching, by the VoIP server based on the request information, a voice call ongoing on the mobile phone to the voice assistant device near the mobile phone, for example, a smart speaker. According to this method, the user of the mobile phone can be free from the mobile phone, and continue a voice call by using the voice assistant device without interrupting the voice call. Therefore, the method increases voice switchover efficiency, brings convenience to the user, and improves user experience.