Flexible Display Device With Sliding Plate And Retractable Panel

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Solution Overview

Problem

Mobile devices often face reduced screen real estate when multiple interfaces are open, limiting the amount of information presented to the user and hindering usability.

Innovation Solution

A flexible display device with a slidable plate and a flexible display panel featuring a primary and secondary display section, where the secondary section is foldable and retractable, allowing the user to expand or retract the display area as needed by sliding the plate relative to a fixed plate, supported by a grid structure and driven by a motor for easy operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If multiple interfaces are displayed on the screen simultaneously, then more information can be presented to the user, but the available screen area for each interface is reduced

Engineering Contradiction:
Improveinformation presentation capabilityVSAvoidscreen area per interface
Core Design Contradiction:
Loss of informationVSArea of moving object

Solution Approach 1:

The display device employs a flexible display panel that can dynamically change its physical configuration between folded and expanded states. This dynamic transformation allows the screen to adapt its size and shape based on usage requirements, enabling full-screen display for single interface and expanded configuration for multiple interfaces, thereby resolving the contradiction between information presentation and screen area availability

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The flexible display panel is divided into a primary display section and a secondary display section that can be independently controlled. The secondary section can be folded back or expanded alongside the primary section, allowing the system to present multiple interfaces simultaneously while maintaining adequate display area for each interface through segmented control of display regions

Inventive Principle:
Principle #1Segmentation

2Area of moving object

If the screen size is increased to provide more display area, then more information can be presented, but the device portability and compactness are reduced

Engineering Contradiction:
Improvedisplay areaVSAvoiddevice dimension
Core Design Contradiction:
Area of moving objectVSLength of moving object

Solution Approach 1:

The flexible display panel can transform between folded and expanded configurations, allowing the device to achieve a large display area when needed while maintaining a compact form factor for portability. This dynamic reconfiguration resolves the contradiction between display area and device dimension by providing both states as required

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The secondary display section can be folded back and stored within or alongside the primary display section, creating a nested configuration that reduces the overall device dimension while preserving the capability to expand to a larger display area when required

Inventive Principle:
Principle #7Nested doll (Nesting)

Data Source

PatentUS10082833B2Flexible display device
Publication Date: 2018.09.25 SHANGHAI TIANMA MICRO ELECTRONICS CO LTD
  • US10082833B2 patent drawing
  • US10082833B2 patent drawing
  • US10082833B2 patent drawing

AI summary

The invention discloses a flexible display device including a fixed plate, a slidable plate, and a flexible display panel, wherein the slidable plate slides relative to the fixed plate with a bottom surface overlying the fixed plate; the flexible display panel disposed on the top surface of the slidable plate, wherein the flexible display panel includes a primary display section, and a secondary display section attached to the primary display section, wherein the secondary display section is foldable and retractable, wherein the primary display section is fastened to the top surface of the slidable plate; and wherein while the slidable plate slides relative to the fixed plate, the primary display section brings the retractable secondary display section between a folded position and an expanded position, and the fixed plate supports the primary display section and the secondary display section.