Variable Curvature Display Panel for Immersive Viewing

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Solution Overview

Problem

Existing display apparatuses lack the ability to dynamically change shape to enhance the viewing experience, particularly in terms of three-dimensional effects and immersiveness, which is crucial for various applications.

Innovation Solution

A display apparatus featuring a display panel that can transform from a planar state to a curved state through a variable member, where the curvature can vary across different sections, allowing for enhanced immersiveness and adaptability in shape to suit different viewing needs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If the display panel is made rigid to maintain structural stability, then structural stability is improved, but the ability to dynamically change shape is worsened

Engineering Contradiction:
Improvestructural stabilityVSAvoidshape adaptability
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The display panel is designed with flexible materials and a variable curvature mechanism that allows it to dynamically change its shape between planar and curved states. This dynamic capability enables the display to adapt to different viewing conditions while maintaining structural integrity through controlled deformation of the flexible substrate and supporting elements.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The display panel employs flexible substrate materials and thin-film construction that enable bending and curvature changes without compromising structural stability. The flexible nature of these materials allows the display to transform between different shapes while maintaining the integrity of the display components and protective layers.

Inventive Principle:
Principle #30Flexible shells and thin films

2Adaptability or versatility

If the display panel is made flexible to enable shape transformation, then shape adaptability is improved, but structural stability is worsened

Engineering Contradiction:
Improveshape adaptabilityVSAvoidstructural stability
Core Design Contradiction:
Adaptability or versatilityVSStability of the object's composition

Solution Approach 1:

The display system incorporates active control mechanisms that dynamically adjust the curvature of the flexible display panel. Through controlled actuation of variable curvature elements, the display can transition between planar and curved states while maintaining structural stability during and after transformation, preventing unwanted deformation or damage to the flexible components.

Inventive Principle:
Principle #15Dynamics

3Ease of manufacture

If the display panel has uniform curvature across all sections, then manufacturing simplicity is improved, but viewing experience quality is worsened

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidcurvature uniformity precision
Core Design Contradiction:
Ease of manufactureVSManufacturing precision

Solution Approach 1:

The display panel is designed with different curvature characteristics in different regions to optimize viewing experience. The variable curvature mechanism allows certain sections of the display to have different curvature radii, enabling better convergence and viewing angles for multiple viewers while maintaining manufacturing feasibility through modular curvature control elements.

Inventive Principle:
Principle #3Local quality

4Manufacturing precision

If the display panel has variable curvature across different sections, then viewing experience quality is improved, but device complexity is worsened

Engineering Contradiction:
Improvecurvature variation precisionVSAvoidstructural complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The display panel is divided into multiple sections or zones with independently controllable curvature characteristics. This segmentation allows different regions to have optimized curvature for specific viewing positions while using standardized modular components, thereby achieving variable curvature precision without proportionally increasing overall device complexity.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS10025347B2Display apparatus
Publication Date: 2018.07.17 LG ELECTRONICS INC
  • US10025347B2 patent drawing
  • US10025347B2 patent drawing
  • US10025347B2 patent drawing

AI summary

A display apparatus includes a display panel to display an image, and a variable member to vary a shape of the display panel such that the display panel transforms from at least a first state to a second state, the display panel is bent in the second state. At least one portion of the display panel has a different curvature than another portion of the display panel in the second state.