Flexible Display Module with Deformable Supports for Multi-Angle Bending

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Solution Overview

Problem

Existing foldable display apparatuses are limited to inward or outward folding due to hinge designs, restricting their application scenarios.

Innovation Solution

A display module with a flexible display panel and a deformable layer containing support structures that attract each other, allowing for various bending angles and positions, enhancing application scenarios.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a hinge is used to fold the flexible display panel, then the folding function is achieved, but the application scenarios are limited to only inward or outward folding

Engineering Contradiction:
Improveapplication scenariosVSAvoidfolding mechanism
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent replaces the traditional mechanical hinge system with a magnetic field-based control system. Magnetic components are integrated into the display panel structure, allowing electromagnetic forces to replace mechanical folding actions. This substitution enables multiple folding states (inward, outward, partial folding) without requiring complex mechanical hinges, thereby increasing adaptability while reducing mechanical complexity

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent implements a dynamic folding mechanism where the display panel can transition between multiple states (flat, inward-folded, outward-folded, partially folded) through magnetic actuation. The magnetic components can be actively controlled to achieve different folding configurations, making the system adaptable to various application scenarios beyond the fixed binary states of traditional hinges

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If the flexible display panel is folded using traditional hinge methods, then folding is achieved, but the bending angles and positions are restricted

Engineering Contradiction:
Improvebending angles and positionsVSAvoidfolding control
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent divides the display panel into multiple independent regions with separately controllable magnetic components. This segmentation allows different parts of the panel to be folded at different angles and positions simultaneously, enabling complex folding patterns that were impossible with traditional single-hinge mechanisms while maintaining ease of control through independent magnetic actuation

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent uses magnetic field strength and distribution as controllable parameters to achieve variable folding angles and positions. By adjusting the intensity and configuration of magnetic fields, the system can continuously vary the bending angle and position without mechanical constraints, providing flexible control over panel morphology

Inventive Principle:
Principle #35Parameter changes

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enables flexible display panels to be bent at any angle and position, improving the versatility and stability of the display module.

Implementation Method 1

Adjacent support structures of the plurality of support structures attract each other

Methodology Applied
Scientific EffectMagnetic attraction: Magnetism

Data Source

PatentUS20250227861A1Display module and display apparatus
Publication Date: 2025.07.10 WUHAN TIANMA MICRO ELECTRONICS CO LTD
  • US20250227861A1 patent drawing
  • US20250227861A1 patent drawing
  • US20250227861A1 patent drawing

AI summary

A display module and a display apparatus are provided. The display module includes a flexible display panel and a deformable layer. The deformable layer is located at a side of a backlight surface of the flexible display panel. The deformable layer includes a plurality of support structures. Adjacent support structures of the plurality of support structures attract each other attract each other. The display module has an unfolding state. In the unfolding state, the plurality of support structures are arranged in a plane of the deformable layer. According to the present disclosure, the flexible display panel can be bent at any angle, and the flexible display panel can be bent at different positions by setting positions of the plurality of support structures, which is conducive to increasing application scenarios of the display module.