Phone Button Assignment for Missed Call Return

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Solution Overview

Problem

Conventional phone systems require users to navigate complex menus to return missed calls, making the process labor-intensive and cumbersome.

Innovation Solution

Assigning a physical button on a phone apparatus to a missed call, allowing users to initiate a return call with a single selection, by detecting the missed call, identifying the associated phone number, and displaying an indication next to the button.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If conventional phone systems use menu-based navigation to return missed calls, then comprehensive call management functionality is provided, but the operation becomes labor-intensive and cumbersome

Engineering Contradiction:
Improveease of returning missed callsVSAvoidcomplexity of phone menu system
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent segments the phone interface by dedicating specific physical buttons (first through fourth buttons) to specific functions (missed calls, incoming calls, outgoing calls, voicemail). This segmentation allows users to access missed call return functionality through a single button press rather than navigating through complex menus, directly resolving the contradiction between ease of operation and device complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system performs preliminary action by automatically detecting missed calls and pre-assigning them to specific physical buttons. When a missed call is detected, the system proactively configures the appropriate button to initiate a return call, so that when the user presses the button, the functionality is already prepared and ready to execute, eliminating the need for menu navigation.

Inventive Principle:
Principle #10Preliminary action

2Productivity

If comprehensive menu systems are implemented in phones, then multiple functionalities are accessible, but the number of selections required to return a missed call increases

Engineering Contradiction:
Improvespeed of returning missed callsVSAvoidtime spent navigating menus
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

By segmenting the phone interface into dedicated physical buttons for different call functions, the system eliminates the need to navigate through multiple menu levels. Users can return missed calls in a single button press, significantly improving productivity and eliminating time loss associated with menu navigation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent implements skipping by allowing users to bypass the entire menu navigation process and go directly to the return missed call function through dedicated physical buttons. This rushes through the intermediate steps that would otherwise be required, achieving immediate access to the desired functionality.

Inventive Principle:
Principle #21Skipping (Rushing through)

3Ease of operation

If physical buttons are assigned to specific call functions, then quick access to missed calls is enabled, but the phone requires predefined button assignments

Engineering Contradiction:
Improvesimplicity of missed call returnVSAvoidflexibility of button configuration
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The patent applies universality by making the physical buttons multi-functional. The same set of four physical buttons serves multiple purposes: they can be assigned to missed calls, incoming calls, outgoing calls, and voicemail based on system configuration. This allows the system to maintain simplicity for missed call returns while preserving adaptability for different call management scenarios.

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

Solution Approach 2:

The button assignments are dynamic rather than fixed. The system can reassign physical buttons to different functions based on the current context and user needs. For example, buttons can be assigned to missed calls when returning calls is the priority, or to other functions when different call management is needed, maintaining both simplicity and adaptability.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS8953770B2Returning missed phone calls
Publication Date: 2015.02.10 CISCO TECHNOLOGY INC
  • US8953770B2 patent drawing
  • US8953770B2 patent drawing
  • US8953770B2 patent drawing

AI summary

In one embodiment, a method is provided for returning missed phone calls. In this method, a missed phone call is detected and a phone number associated with the missed phone call is identified. A physical button located on an apparatus is assigned to the phone number. An indication that the missed phone call is associated with the physical button is initiated and after which, a single selection of the physical button is detected. A phone call to the phone number is then initiated in response to the detection of the single selection.