Handheld Device Language Switching via Chord Input

Solution Overview

Problem

Handheld electronic devices require users to manually select and switch between languages, which is inefficient and disrupts the writing process, especially when users need to respond in different languages.

Innovation Solution

The device implements a method to rapidly switch between languages using a predetermined input, such as a chording actuation on the keypad, allowing users to select a new language without repositioning their fingers or exiting the current program, with the system automatically switching to the immediately preceding language upon text input and confirming the change through a caution window.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If users manually select and switch between languages using traditional methods, then language switching capability is achieved, but the writing process is disrupted and time is lost

Engineering Contradiction:

Improvelanguage switching operationVSAvoidtime for language changes

Core Design Contradiction:

Ease of operationVSLoss of time

Solution Approach 1:

The system stores the immediately preceding language in memory before a language switch occurs. When a predetermined input is detected, the system automatically restores the previously stored language without requiring user intervention, thereby preliminarily preparing the language state for efficient switching.

Inventive Principle:

Principle #10Preliminary action

Solution Approach 2:

The system automatically detects the predetermined input and autonomously switches between languages without requiring user intervention. The caution window confirms the automatic language change, making the system self-sufficient in managing language transitions while maintaining user awareness.

Inventive Principle:

Principle #25Self-service

2Adaptability or versatility

If users switch languages using traditional methods, then language changes are achieved, but the workflow is interrupted

Engineering Contradiction:

Improvemulti-language capabilityVSAvoidwriting efficiency

Core Design Contradiction:

Adaptability or versatilityVSProductivity

Solution Approach 1:

The system stores the immediately preceding language in memory before a language switch occurs. When a predetermined input is detected, the system automatically restores the previously stored language without requiring user intervention, thereby preliminarily preparing the language state for efficient switching.

Inventive Principle:

Principle #10Preliminary action

Solution Approach 2:

The language switching mechanism allows users to continue their writing workflow without interruption. By detecting predetermined inputs and automatically switching languages, the system maintains the continuity of the writing action while adapting to multi-language requirements.

Inventive Principle:

Principle #20Continuity of useful action

3Speed

If the system provides automatic language switching, then language change speed is improved, but user confirmation is required

Engineering Contradiction:

Improvelanguage switching speedVSAvoidconfirmation mechanism

Core Design Contradiction:

SpeedVSDevice complexity

Solution Approach 1:

The system displays a caution window that provides feedback to the user before confirming the language switch. This feedback mechanism allows the system to maintain fast automatic switching while ensuring user awareness and control through visual confirmation.

Inventive Principle:

Principle #23Feedback

Solution Approach 2:

The system automatically detects the predetermined input and autonomously switches between languages without requiring user intervention. The caution window confirms the automatic language change, making the system self-sufficient in managing language transitions while maintaining user awareness.

Inventive Principle:

Principle #25Self-service

Data Source

PatentUS8589145B2Handheld electronic device including toggle of a selected data source, and associated method

Publication Date: 2013.11.19 MALIKIE INNOVATIONS LTD

AI summary

A method for enabling input into a handheld electronic device having at least three selectable languages available thereon includes detecting a predetermined input a number of times and switching a selected language between one of the three selectable languages and another of the three selectable languages wherein the another language is an immediately preceding selected language.