Touch Input Content Folding for Display Scrolling Bottlenecks

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Solution Overview

Problem

Display devices face challenges in displaying content that exceeds the screen size, leading to user inconvenience due to excessive scrolling, especially in cases like online shopping where users struggle to revisit previously seen products.

Innovation Solution

A digital device with a display unit, sensor unit, and processor that allows users to select and fold content areas, creating a folding area to reduce the content length and provide an easy-to-use scrolling environment by assigning selection areas and generating folding areas based on user input signals.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the display device provides a scroll function to display content wider than the screen, then the whole content can be displayed, but the scroll bar size decreases and user convenience deteriorates as content increases

Engineering Contradiction:
Improvecontent display capabilityVSAvoiduser scrolling convenience
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent divides the content into multiple sections and introduces a folding mechanism that allows users to collapse unnecessary content sections. This segmentation enables the display to manage large amounts of content by organizing it into manageable, foldable units rather than requiring continuous scrolling through a single long list.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent transitions from a one-dimensional scrolling approach to a two-dimensional folding approach. Instead of only scrolling vertically through content, users can now fold content sections laterally or vertically to collapse them, adding a dimensional change to content navigation that reduces the effective scrolling distance.

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

2Quantity of substance

If the display device displays the whole content, then all content is visible, but the scroll bar becomes too small and users have to scroll more

Engineering Contradiction:
Improvecontent quantityVSAvoidscrolling effort
Core Design Contradiction:
Quantity of substanceVSEase of operation

Solution Approach 1:

The content is segmented into multiple foldable sections. Users can collapse sections they have already viewed or do not need, effectively reducing the visible content quantity to match their immediate needs. This segmentation allows the system to handle large content quantities while reducing the effective scrolling effort by collapsing irrelevant sections.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces dynamic content management where the display area can change its effective size based on user interactions. When users fold content sections, the display dynamically adjusts to show only the unfolded sections, changing the visible content quantity from static to adaptive based on user behavior.

Inventive Principle:
Principle #15Dynamics

3Productivity

If the display device provides scrolling function, then content can be accessed, but users find it hard to remember where products were located

Engineering Contradiction:
Improvecontent access efficiencyVSAvoidproduct location memory
Core Design Contradiction:
ProductivityVSLoss of information

Solution Approach 1:

The patent implements feedback mechanisms that track user interactions with content sections. When users fold or expand sections, the system records this information and can use it to provide feedback features such as highlighting previously viewed sections or maintaining context about product locations, helping users remember where they were in the content.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system performs preliminary actions by automatically organizing content into foldable sections based on user behavior patterns or content structure. This pre-organization reduces the cognitive load on users by presenting content in a structured manner that hints at relevant information locations before users need to search for them.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS8856678B1Using touch input to select, shrink, and fold displayed content
Publication Date: 2014.10.07 LG ELECTRONICS INC
  • US8856678B1 patent drawing
  • US8856678B1 patent drawing
  • US8856678B1 patent drawing

AI summary

A display device and a method of controlling therefor according to one embodiment relate, if a display area of the display device does not have an enough space to display a whole content, to the display device providing only a content area which a user wants to see and providing an easy-to-use scrolling environment to the user by folding a part of the whole content and the method of controlling therefor.