Mobile Terminal Automatic Phone Number Selection

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Solution Overview

Problem

Conventional mobile phones with dual-card dual-standby technology require manual user selection of phone numbers for communication, which is time-consuming and prone to incomplete call operations if the user fails to select a number.

Innovation Solution

A method and mobile terminal that automatically select a phone number for communication based on existing communication records, either by choosing a number from recent interactions if records exist or using the most recent record if no specific record matches the target number, with an optional countdown for user selection.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual user selection of phone number is implemented, then user control over communication is improved, but user operation time and complexity increase

Engineering Contradiction:
Improveuser controlVSAvoiduser operation time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The system automatically selects phone numbers by analyzing communication records and patterns, enabling the mobile terminal to serve itself without requiring manual user intervention for phone number selection, thus reducing operation time while maintaining appropriate control

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system pre-analyzes communication records and establishes selection criteria before communication events occur, so that when communication is needed, the phone number can be automatically selected based on pre-established patterns, eliminating the need for manual selection at the moment of use

Inventive Principle:
Principle #10Preliminary action

2Measurement precision

If manual user selection of phone number is implemented, then accuracy of phone number selection is improved, but completeness of call operations decreases due to user failure to select

Engineering Contradiction:
Improveselection accuracyVSAvoidcall completion rate
Core Design Contradiction:
Measurement precisionVSReliability

Solution Approach 1:

The system performs automatic phone number selection based on communication records, eliminating human error and ensuring that the selection process is both accurate and complete, thereby improving call completion rates while maintaining selection precision through algorithmic analysis

Inventive Principle:
Principle #25Self-service

3Loss of time

If automatic phone number selection based on communication records is implemented, then user operation time is reduced, but device complexity increases

Engineering Contradiction:
Improveuser operation timeVSAvoidsystem complexity
Core Design Contradiction:
Loss of timeVSDevice complexity

Solution Approach 1:

The patent replaces the mechanical manual selection process with an automated information processing system that analyzes communication records and selects phone numbers algorithmically, reducing user operation time while managing complexity through software-based solutions rather than hardware modifications

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentUS10491731B2Method and mobile terminal for initiating communication utilizing a plurality of assigned phone numbers
Publication Date: 2019.11.26 XIAOMI INC
  • US10491731B2 patent drawing
  • US10491731B2 patent drawing
  • US10491731B2 patent drawing

AI summary

A method for a mobile terminal to initiate a communication, the mobile terminal being assigned a plurality of phone numbers, the method including: receiving a communication instruction to initiate a communication with a target phone number; determining whether there are any communication records associated with the target phone number by searching a communication history; if it is determined that there are one or more communication records associated with the target phone number, determining a phone number for use in the communication from the plurality of phone numbers of the mobile terminal based on the one or more communication records associated with the target phone number; and if it is determined that there is no communication record associated with the target phone number, determining the phone number for use in the communication from the plurality of phone numbers of the mobile terminal based on a most recent communication record.