Multi-Device Call Transfer and Notification System

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Solution Overview

Problem

Existing technologies do not allow for seamless switching between mobile phones, tablets, and computers to answer incoming calls, limiting user experience when these devices are not readily accessible.

Innovation Solution

A calling method that displays incoming call notifications on multiple eligible devices, allowing for the transfer of calls between these devices, enabling any eligible device to answer the call based on user preference.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the mobile phone is the only device used to answer calls, then the calling system is simple, but the user cannot answer calls when the mobile phone is not accessible

Engineering Contradiction:
Improvecall answering capabilityVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent enables multiple devices (mobile phone, tablet, computer) to share the same account and answer incoming calls, transforming a single-function system into a multi-functional one where any device can serve as the calling device, thereby improving adaptability without significantly increasing system complexity

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

Solution Approach 2:

The patent combines multiple devices under a unified account system, merging their calling capabilities into a single coordinated system where devices work together to answer calls, improving versatility while maintaining manageable complexity through unified management

Inventive Principle:
Principle #5Merging (Combining)

2Ease of operation

If call notification is displayed on multiple devices, then the user can answer calls on the most convenient device, but the communication connection complexity increases

Engineering Contradiction:
Improvecall answering convenienceVSAvoidcommunication connection complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent introduces a message processing module as an intermediary that manages communication between devices and the server, coordinating call notifications and responses across multiple devices without requiring direct complex connections between all devices, thereby improving ease of operation while controlling connection complexity

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system implements feedback mechanisms where devices report their status and call responses to the server, which then coordinates subsequent actions, enabling convenient multi-device operation while managing complexity through centralized feedback-based coordination

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20250141994A1Calling method, calling device and storage medium
Publication Date: 2025.05.01 BEIJING XIAOMI MOBILE SOFTWARE CO LTD
  • US20250141994A1 patent drawing
  • US20250141994A1 patent drawing
  • US20250141994A1 patent drawing

AI summary

A calling method includes: displaying an incoming call notification corresponding to an incoming call request on a first apparatus and one or more eligible second apparatuses, in response to receiving the incoming call request by the first apparatus, wherein eligibility of the one or more eligible second apparatuses comprises a communication connection established between the first apparatus and the one or more eligible second apparatuses and operability on the incoming call request by the one or more eligible second apparatuses; and transferring a call corresponding to the incoming call request to a target apparatus and answering the call on the target apparatus, in response to determining, by the first apparatus, that the incoming call request is to be answered on the target apparatus based on the incoming call notification, wherein the target apparatus is the first apparatus or any of the one or more eligible second apparatuses.