Handwriting Input Apparatus Skeleton Beautification

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Solution Overview

Problem

Handwriting input on touch screens often appears unrefined due to tremors and poor handwriting, leading to user dissatisfaction, as existing technologies do not provide beautification or conversion of raw handwriting into a more readable and aesthetically pleasing format.

Innovation Solution

A handwriting input apparatus and method that includes a touch screen and a processor to generate a skeleton of the handwriting, correct its style, apply beautification effects based on pen-tip, direction, speed, and language, and display the beautified handwriting, storing information such as sampling points, layout, and color for enhanced aesthetics.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If handwriting is directly displayed without conversion processing, then the input process is simple and fast, but the displayed handwriting is unrefined and difficult to read due to tremors and poor handwriting quality

Engineering Contradiction:
Improvehandwriting qualityVSAvoidprocessing complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent introduces an intermediary processing system that includes skeleton generation, style correction, and beautification effect application. This intermediary layer transforms raw handwriting into refined output without changing the fundamental input method, resolving the contradiction between simple input and high-quality display.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent creates a refined copy of the original handwriting by generating a skeleton structure and applying beautification effects. This copying approach preserves the original input simplicity while producing a high-quality visual representation that is easy to read and aesthetically pleasing.

Inventive Principle:
Principle #26Copying

2Manufacturing precision

If handwriting beautification processing is applied, then readability and aesthetics are improved, but processing time and computational resources increase

Engineering Contradiction:
Improvehandwriting readabilityVSAvoidprocessing time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The patent divides the beautification process into distinct segments: skeleton generation, style correction, and beautification effect application. This segmentation allows for optimized processing at each stage and enables selective application of processing intensity based on user needs, reducing overall processing time while maintaining readability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent implements variable processing intensity where full beautification processing is applied only when necessary, and simplified processing is used for time-sensitive applications. This partial action approach balances readability improvement with processing time constraints.

Inventive Principle:
Principle #16Partial or excessive action

Data Source

PatentUS9824266B2Handwriting input apparatus and control method thereof
Publication Date: 2017.11.21 SAMSUNG ELECTRONICS CO LTD
  • US9824266B2 patent drawing
  • US9824266B2 patent drawing
  • US9824266B2 patent drawing

AI summary

A handwriting input apparatus and method are provided. The handwriting input apparatus includes: a touch screen configured to display a handwriting corresponding to a touch input; and a processor configured to generate a skeleton for the handwriting by performing text recognition with respect to the handwriting, correct a style of the handwriting based on the generated skeleton, apply a beautification effect to the corrected style of the handwriting, and control the touch screen to display the beautified handwriting.