Adjustable Curvature Display Panel Mechanism

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Solution Overview

Problem

Flexible display panels, such as liquid crystal display panels, face challenges in maintaining optimal image quality when the viewer's position and angle change, as the fixed curvature may not be suitable for the viewer's perspective, leading to suboptimal viewing experiences.

Innovation Solution

A display device with a display panel and adjustable holders that can move linearly and rotate, allowing the panel to bend and change curvature based on the viewer's position and angle, ensuring optimal image display by adjusting the curvature of the panel accordingly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If the display panel has a fixed curvature designed for specific viewing conditions, then the display effect is optimized for that specific configuration, but the display quality deteriorates when the viewer's position or angle changes

Engineering Contradiction:
Improvedisplay effectVSAvoidviewing angle adaptability
Core Design Contradiction:
Manufacturing precisionVSAdaptability or versatility

Solution Approach 1:

The patent applies the dynamics principle by making the display panel's curvature adjustable rather than fixed. The panel can dynamically change its bending degree to adapt to different viewing angles and positions, resolving the contradiction between optimized display effect for specific conditions and adaptability to varying viewing conditions. The curvature adjustment mechanism allows the panel to transition between different curved states based on viewer position.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent implements parameter changes by varying the curvature radius of the display panel according to viewing conditions. The system changes the physical parameter of curvature to maintain optimal display quality across different viewing angles, thereby resolving the contradiction between fixed-configuration optimization and viewing adaptability.

Inventive Principle:
Principle #35Parameter changes

2Adaptability or versatility

If the display panel is made flexible to enable bending, then the panel can be curved to match viewer position, but the structural stability and flatness control become more difficult

Engineering Contradiction:
Improvebending capabilityVSAvoidpanel flatness
Core Design Contradiction:
Adaptability or versatilityVSStability of the object's composition

Solution Approach 1:

The patent applies dynamics by introducing a controllable curvature adjustment mechanism that allows the flexible panel to maintain its shape stably at different bending degrees. The system dynamically adjusts the panel's curvature state and maintains it, resolving the contradiction between bending capability and flatness control by providing stable curved or flat states on demand.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent utilizes flexible display panel technology that inherently allows bending while maintaining structural integrity. The flexible panel can be curved to match viewer position while the support structure and control mechanism ensure stable flatness when needed, resolving the contradiction between adaptability and stability.

Inventive Principle:
Principle #30Flexible shells and thin films

3Adaptability or versatility

If the curvature of the display panel is adjusted to match viewer position, then viewing experience is improved, but the device complexity increases due to additional adjustment mechanisms

Engineering Contradiction:
Improvecurvature adjustmentVSAvoidholder mechanism
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies dynamics by implementing a curvature adjustment mechanism that allows the display panel to change its bending degree. This dynamic adjustment capability enables the panel to adapt to different viewing positions while maintaining a relatively compact structure, resolving the contradiction between adaptability and device complexity.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS10379389B2Display device with adjustable curvature
Publication Date: 2019.08.13 AU OPTRONICS CORP
  • US10379389B2 patent drawing
  • US10379389B2 patent drawing
  • US10379389B2 patent drawing

AI summary

The present invention provides a display device including a display panel, a first holder, and a second holder. The display panel includes a first side and a second side opposite to each other, and a display surface between the first side and the second side. The first holder is extended along the first side and holds the first side, and the second holder is extended along the second side and holds the second side. In the display device, the first holder and the second holder are capable of moving linearly relative to each other, so as to drive the first side and the second side to move relative to each other and force the display panel to bend. Further, the first holder and the second holder are capable of respectively driving the first side and the second side to rotate.