Touchscreen Display Layer Transfer for Smooth Edge Scrolling

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Solution Overview

Problem

Existing display methods cause user discomfort when objects scroll off the screen edge, leading to a sense of disconnection and visual disruption.

Innovation Solution

Implement a dual-layered screen display system where objects are transferred from a main layer to a secondary layer when reaching the screen edge, with adjustments in transparency and size to maintain a smooth scrolling experience.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If objects are scrolled on a single-layer screen display, then the screen display can be simplified, but objects gradually disappear at the edge causing user discomfort

Engineering Contradiction:
Improveuser comfort during scrollingVSAvoidscreen display layer structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent introduces a depth dimension by implementing a multi-layered screen display structure. Objects are transferred between layers (front layer and back layer) during scrolling, creating a three-dimensional display space that prevents objects from gradually disappearing at the edge, thereby improving user comfort during scrolling operations

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

Solution Approach 2:

The screen display is segmented into multiple layers (front layer and back layer) with different functions. The front layer handles active scrolling objects while the back layer receives objects that have reached the edge, allowing continuous smooth scrolling without object disappearance and maintaining user comfort

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If objects are transferred between layers during scrolling, then user discomfort is suppressed, but the processing complexity increases

Engineering Contradiction:
Improvescrolling smoothnessVSAvoidtransfer processing complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system performs preliminary detection to identify when an object reaches the edge of the screen display during scrolling. By detecting this condition in advance and automatically initiating layer transfer before the object completely disappears, the system ensures smooth scrolling transitions while managing processing complexity through proactive object management

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20250298503A1Information processing method, information processing device, and program
Publication Date: 2025.09.25 NISSAN MOTOR CO LTD
  • US20250298503A1 patent drawing
  • US20250298503A1 patent drawing
  • US20250298503A1 patent drawing

AI summary

A screen display of a touch panel type display includes a first layer positioned in front and a second layer positioned behind the first layer. An information processing method for controlling the screen display, which is executed by a controller, includes detecting an operation on the screen display; when the operation is a scroll operation, executing scroll processing of scrolling the first layer; and when an object arranged on the first layer has been scrolled by the scroll processing and reached an edge of the screen display, executing transfer processing of transferring the object having reached the edge from the first layer to the second layer.