Dynamic Call Diversion Between Mobile Terminals

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Solution Overview

Problem

Existing call diverting methods require pre-setting and often result in missed calls due to forgotten settings or terminal unavailability, and they incur additional charges for call diverting operations, with limited applicability and inability to divert calls during conversations.

Innovation Solution

A method and phone terminal system that allow users to select any terminal to receive calls before or during a conversation by sending call diverting information between terminals, enabling the interruption of established calls and initiating new calls to the chosen terminal, with optional time-based diversion and user confirmation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If call diverting is set in advance using conventional methods, then calls can be forwarded to a predetermined terminal, but users often forget to cancel the setting and miss calls, and the application is strictly limited to specific phones and places

Engineering Contradiction:
Improvecall diverting operationVSAvoidcall delivery reliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent transforms the static, pre-configured call diverting into a dynamic system where the diverting target terminal can be selected in real-time based on current situation. The receiving terminal is no longer fixed but can be dynamically changed through user selection during different time periods or situations, making the system adaptable and eliminating the need to remember to cancel settings.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent enables the mobile terminal itself to perform the call diverting function without requiring operator switch intervention. The terminal autonomously selects and switches between different receiving terminals based on user preferences or pre-set rules, making the system self-sufficient and eliminating the reliability issues associated with manual configuration and cancellation.

Inventive Principle:
Principle #25Self-service

2Adaptability or versatility

If call diverting is set to forward calls to another terminal, then calls can be redirected, but if the forwarded terminal is unavailable (out of power or turned off), then all calls are missed

Engineering Contradiction:
Improvecall forwarding flexibilityVSAvoidcall reception reliability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent implements a mechanism where multiple potential receiving terminals are pre-identified and stored in the system. When the primary receiving terminal is unavailable, the system automatically or semi-automatically switches to alternative terminals from the pre-configured list, ensuring call reception continuity without requiring real-time manual intervention.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system prepares multiple receiving terminals in advance as backup options. This cushioning mechanism ensures that if the primary receiving terminal fails or is unavailable, there are already alternative terminals ready to receive calls, preventing call loss and maintaining system reliability.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

3Ease of operation

If conventional call diverting methods are used, then calls can be forwarded, but additional charges are incurred for call diverting operations

Engineering Contradiction:
Improvecall diverting functionalityVSAvoidcall diverting cost
Core Design Contradiction:
Ease of operationVSLoss of energy

Solution Approach 1:

The patent extracts the call diverting function from the operator's network switch and relocates it to the user's mobile terminal. By implementing the diverting logic locally on the terminal rather than through network operations, the system eliminates the need for paid call diverting services provided by operators, making the functionality free while maintaining ease of use.

Inventive Principle:
Principle #2Taking out (Extraction)

4Adaptability or versatility

If existing diverting methods are applied, then calls can be redirected to predetermined numbers, but the ability to divert calls during an ongoing conversation is not available

Engineering Contradiction:
Improvecall diverting timingVSAvoidcall control complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent enables dynamic call diverting that can occur at any stage of call establishment or during ongoing conversations. The system continuously monitors call state and allows users to switch receiving terminals dynamically, whether the call is incoming, being established, or already in progress, providing maximum flexibility without excessive complexity through automated selection logic.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS8737589B2Method and phone terminal for diverting call
Publication Date: 2014.05.27 LENOVO (BEIJING) LTD
  • US8737589B2 patent drawing
  • US8737589B2 patent drawing
  • US8737589B2 patent drawing

AI summary

The present invention provides two methods for diverting call. The key point is that call diverting information including a number to be called is transmitted when there is an incoming call or a conversation is being conducted and then a party receiving the call diverting information initiates a call to a terminal to which the number to be called directs, so that the call is diverted. Further, the present invention provides two phone terminals. By virtual of the present invention, it is possible for a user to select any terminal to receive a call, and such selection may be made before or during the phone conversation. Moreover, since it is unnecessary to use exiting call diverting methods, it is possible for the function which otherwise should be implemented at the switch side to be easily implemented on a terminal, and thus the cost of call diverting is saved. The present invention is easy to be deployed. According to the present invention, missing of calls will not occur, and it is easy to accomplish timed calling back. Further, the present invention only relates to terminals to which it is applied, and needs no support from operators.