Unicode Character Input Across Multiple Text Lines

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Solution Overview

Problem

Current mobile device input methods for social network services (SNS) are limited in allowing users to input characters in various sizes or shapes, as they typically restrict characters to specific sizes and fonts, making it difficult to emphasize or highlight text.

Innovation Solution

A method and device configuration that inputs characters as Unicode characters over multiple text lines, allowing for the representation of character shapes using a plurality of Unicode characters, with options for spacing and deletion, enabling flexible text input on devices with touch screens or external displays.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If characters are input using traditional keyboard methods in SNS applications, then input simplicity is maintained, but character size and shape variability is limited to constant sizes

Engineering Contradiction:
Improvecharacter size and shape variabilityVSAvoidinput method complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The character input system is segmented into multiple Unicode character components that can be individually selected and combined. Instead of inputting a single character, the system divides characters into selectable parts (e.g., different sizes, styles, and shapes of the same character) that users can choose from, enabling versatile character expression while maintaining simple keyboard input methods.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The input method is designed to be universal across different SNS applications and platforms. By using standard Unicode characters and a unified selection interface, the system enables character size and shape variability in multiple applications without requiring application-specific input methods, thus achieving multi-functionality and broad adaptability.

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

2Adaptability or versatility

If multiple Unicode characters are input to represent character shapes over multiple text lines, then text emphasis capability is enhanced, but input time and operation complexity increase

Engineering Contradiction:
Improvetext emphasis capabilityVSAvoidinput time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The system pre-prepares multiple character variations (different sizes, shapes, and styles) as selectable options before the user needs to input them. When a user presses a key, the corresponding character variations are already available for selection, eliminating the need for users to manually create or search for emphasized characters, thus reducing input time while maintaining emphasis capability.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system merges multiple character input operations into a single unified selection process. Instead of requiring users to separately input each character component or manually format emphasis, the system combines character selection, size adjustment, and style application into one integrated interface, allowing users to input emphasized characters efficiently through a single interaction flow.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS11132497B2Device and method for inputting characters
Publication Date: 2021.09.28 KIM BONGGEUN
  • US11132497B2 patent drawing
  • US11132497B2 patent drawing
  • US11132497B2 patent drawing

AI summary

A method for inputting characters capable of being performed in a device is disclosed. The device is configured to input characters in a text input area that is displayed on the device itself or on an external display device. The method for inputting characters includes receiving, at the device, a key input which corresponds to a language character to be inputted in the text input area, and causing the device to input a plurality of Unicode characters in the text input area in response to the key input, the plurality of Unicode characters representing a shape of the language character over at least two text lines.