Text Selection Markers with Character-Aligned Guidelines

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Solution Overview

Problem

The existing methods for selecting text on electronic terminals are not simple or convenient, especially when dealing with large amounts of text, as they require long-distance drag operations which can be cumbersome.

Innovation Solution

A method and device that utilize start and end markers and guidelines to facilitate text selection by allowing users to change the selection boundaries through drag or touch operations, with optional features like thumbnail display and processing options, to simplify the text selection process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If long-distance drag operation is performed on the current widget to select text, then text selection can be achieved, but the operation becomes complex and inconvenient

Engineering Contradiction:
Improvetext selection operationVSAvoidoperation complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The text selection operation is segmented into two independent components: a start marker for setting the beginning of selection and an end marker for setting the end of selection. Each marker can be positioned independently by dragging along its respective guideline, eliminating the need for complex long-distance drag operations across the entire text range.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Guidelines are introduced as intermediary visual elements that connect the markers to the text. These guidelines serve as mediators that guide the user's drag operations, making the selection process more intuitive and easier to perform by providing clear visual feedback on where the selection will extend.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If traditional text selection method is used, then text can be selected, but the operation is not simple or convenient when dealing with large amounts of text

Engineering Contradiction:
Improvetext selection efficiencyVSAvoidoperation simplicity
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

By dividing the selection process into independent start and end marker positioning tasks, users can efficiently handle large amounts of text. Each marker can be positioned separately along its guideline without requiring complex multi-step operations, significantly improving selection efficiency for lengthy text content.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The selection interface is extended into a new dimensional space by introducing vertical guidelines that extend beyond the visible text area. This allows markers to be positioned along the entire length of the text document, enabling efficient selection of large amounts of text by dragging along the guideline rather than attempting to select across the entire text range in the traditional horizontal dimension only.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS11379099B2Method and device for selecting text in electronic terminal
Publication Date: 2022.07.05 SAMSUNG ELECTRONICS CO LTD
  • US11379099B2 patent drawing
  • US11379099B2 patent drawing
  • US11379099B2 patent drawing

AI summary

The present disclosure provides a method and a device for selecting a text in an electronic terminal, and the method includes: receiving an operation for entering a text selection mode and entering the text selection mode; displaying a start marker for indicating a start position of the selected text, an end marker for indicating an end position of the selected text, a start guideline which refers to a straight line passing through the start position and extending along a character direction in the text within a predetermined range, and an end guideline which refers to a straight line passing through the end position and extending along a character direction in the text within a predetermined range.