Scroll-Driven Category Transition in Display Control

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Solution Overview

Problem

Current display technologies do not effectively utilize scroll signals to change categories in a user-friendly manner, often requiring direct navigation through category lists, which can be inconvenient for users.

Innovation Solution

A display control method and apparatus that recognizes scroll signals to determine if further scrolling is possible, generating a category change command if not, allowing seamless transition between categories based on scroll direction and position, with visual cues like highlighting and animation to enhance user experience.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If direct navigation through category lists is used, then category selection is achieved, but user convenience deteriorates

Engineering Contradiction:
Improveuser convenienceVSAvoidnavigation complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The scroll signal recognition mechanism is designed to serve multiple functions: it can scroll through contents within a page and also navigate between different categories. When the scroll signal is detected at a category boundary position, the system automatically transitions to category navigation mode, eliminating the need for separate category selection interfaces and improving user convenience without adding complexity

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

Solution Approach 2:

The patent combines the category navigation function with the existing content scrolling function. The same scroll signal input mechanism and recognition logic are used for both scrolling contents and switching categories, merging two navigation tasks into a unified interaction paradigm that simplifies user operations

Inventive Principle:
Principle #5Merging (Combining)

2Ease of operation

If scroll signal recognition is added to enable category changes, then user convenience is improved, but system complexity increases

Engineering Contradiction:
Improvecategory transition easeVSAvoidsignal recognition complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system automatically detects when a scroll signal corresponds to a category boundary and autonomously executes the category transition. The scroll determining unit monitors scroll position and automatically generates category change commands when appropriate, without requiring additional user input or complex configuration, thereby improving ease of operation while keeping the added complexity minimal and self-managing

Inventive Principle:
Principle #25Self-service

3Ease of operation

If seamless category transitions are implemented, then user experience is enhanced, but control precision requirements increase

Engineering Contradiction:
Improvetransition smoothnessVSAvoidscroll position detection precision
Core Design Contradiction:
Ease of operationVSMeasurement precision

Solution Approach 1:

The system performs preliminary detection of category boundary positions and prepares category change commands in advance. The scroll determining unit identifies when the scroll signal approaches a category boundary and pre-generates the appropriate category change command, ensuring seamless transitions while allowing for reasonable tolerances in scroll position detection, thus reducing the stringent precision requirements

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS9977588B2Display control apparatus, display control method, and computer program for executing the display control method
Publication Date: 2018.05.22 NAVER WEBTOON LTD
  • US9977588B2 patent drawing
  • US9977588B2 patent drawing
  • US9977588B2 patent drawing

AI summary

Provided is a computer-implemented display control method including a first display operation of displaying, in a second region of a screen, a first page on which contents belonging to a first category are arranged, and listing a plurality of categories in a vertical or horizontal direction and displaying the plurality of categories in a first region of the screen, wherein the first page is displayed to be scrollable in a direction in which the plurality of categories are listed, a recognition operation of recognizing a scroll signal which is input with respect to the first page, a determination operation of scrolling the first page based on the scroll signal, and generating a category change command based on the scroll signal if scrolling is not possible according to a position of the first page, and a second display operation of displaying, on the second region, a second page on which contents belonging to a second category are arranged, if it is determined to change the category based on the scroll signal.