Display Device Extension Plate and Spacing Plate for Thin Frame

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Solution Overview

Problem

Conventional display devices with thin frames struggle to conceal the interface between the frame and the display panel, leading to visible components and wires, which negatively impact the product's appearance and may result in damage from external forces.

Innovation Solution

The implementation of an extension plate and a spacing plate that partially cover the flexible connecting unit and protruding surfaces, along with a buffer material to absorb external forces, creating a visually seamless appearance and protecting internal components.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Shape

If the frame thickness is reduced to achieve a narrow frame design, then the visual experience is improved, but the frame can no longer effectively cover the interface and internal components between the frame and the display panel

Engineering Contradiction:
Improveframe thicknessVSAvoidvisibility of internal components
Core Design Contradiction:
ShapeVSDevice complexity

Solution Approach 1:

The frame structure is divided into multiple segments: the original frame body, an extension plate extending from the frame, and a spacing plate positioned between the extension plate and the display panel. This segmentation allows each component to serve a specific function - the frame provides structural support, the extension plate extends the coverage area, and the spacing plate conceals the interface - thereby resolving the contradiction between thin frame design and effective coverage of internal components.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The extension plate extends outward from the frame in a direction perpendicular to the display panel surface, adding a new spatial dimension to the frame structure. This dimensional extension allows the frame to cover the interface and internal components without increasing the frame thickness along the display panel surface, thus resolving the contradiction between narrow frame width and effective coverage.

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

2Reliability

If a gap is preserved between the frame and the display panel edge to accommodate assembly tolerance and external force, then assembly reliability is improved, but users can see through the gap to internal components, impacting appearance quality

Engineering Contradiction:
Improveassembly toleranceVSAvoidappearance quality
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The spacing plate serves as an intermediary component positioned between the extension plate and the display panel. It fills the gap that is necessary for assembly tolerance and external force accommodation, while simultaneously providing a visual barrier that prevents users from seeing through the gap to internal components. This mediator resolves the contradiction by maintaining the functional gap while eliminating its visual impact.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The spacing plate is designed to visually match and blend with the surrounding frame and display panel surfaces, creating a seamless appearance. By copying the aesthetic characteristics of the adjacent surfaces, the spacing plate effectively masks the gap and internal components, resolving the appearance quality issue while the gap itself maintains assembly reliability.

Inventive Principle:
Principle #26Copying

3Device complexity

If the frame is positioned close to the display panel edge to minimize visible gap, then appearance quality is improved, but the display panel becomes vulnerable to damage from external force pressing on the frame

Engineering Contradiction:
Improvevisual seamless appearanceVSAvoiddamage risk to display panel
Core Design Contradiction:
Device complexityVSObject-affected harmful factors

Solution Approach 1:

The spacing plate is positioned between the extension plate and the display panel to provide a cushioning layer that absorbs external forces before they reach the display panel. This beforehand cushioning protects the display panel from damage while allowing the frame to be positioned close to the display panel edge for a seamless appearance, thus resolving the contradiction between visual appearance and damage protection.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

Solution Approach 2:

The spacing plate acts as a protective intermediary between the frame structure and the display panel. It provides mechanical isolation that prevents external forces transmitted through the frame from directly impacting the display panel, while maintaining the visual seamless appearance. This intermediary resolves the contradiction by decoupling the aesthetic requirement from the mechanical protection requirement.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS11140792B2Display device
Publication Date: 2021.10.05 AU OPTRONICS CORP
  • US11140792B2 patent drawing
  • US11140792B2 patent drawing
  • US11140792B2 patent drawing

AI summary

A display device including a display panel, an extension plate, and a spacing plate is provided. The display panel has a first substrate, a second substrate, and a flexible connecting unit. The second substrate is stacked on the first substrate and has an outer surface. The first substrate has a protruding portion extended out of the second substrate. The protruding portion has a protruding surface connected to the flexible connecting unit. The extension plate is stacked on the outer surface and has a portion extending out of the outer surface and being stacked on the protruding portion. A gap is formed between the extension plate and the flexible connecting unit. The spacing plate partially enters into the gap to be located between the flexible connecting unit and the extension plate.