Flat Front Surface Display Module Frame Design

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Solution Overview

Problem

Current display devices with extra large screens, typically achieved through LED tiling, suffer from low resolution and a cluttered appearance due to protrusions from display modules, which affects both aesthetics and functionality.

Innovation Solution

A display module design featuring a transparent cover plate and a module frame that extends to form a flat front surface, eliminating protrusions and allowing for seamless tiling, with a connecting element for enhanced fixing and a panel holding element for secure display panel attachment, facilitating a clean and flat appearance in large screen configurations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Area of stationary object

If LED tiling is used to achieve extra large screen display, then the screen size can be increased, but the resolution becomes low and the appearance becomes cluttered with protrusions

Engineering Contradiction:
Improvescreen sizeVSAvoidresolution
Core Design Contradiction:
Area of stationary objectVSManufacturing precision

Solution Approach 1:

The display system is divided into multiple independent display modules that can be tiled together. Each module contains a display panel fixed to a transparent cover plate, with the module frame extending to form a flat front surface. This segmentation allows achieving large screen area while maintaining high resolution within each module and enabling clean seamless tiling appearance.

Inventive Principle:
Principle #1Segmentation

2Ease of manufacture

If traditional module frames protrude from the display surface, then the display modules can be easily assembled, but the front surface becomes non-flat and the appearance becomes cluttered

Engineering Contradiction:
Improveassembly easeVSAvoidfront surface flatness
Core Design Contradiction:
Ease of manufactureVSShape

Solution Approach 1:

The module frame is designed to extend towards the transparent cover plate in the thickness direction, with its front surface forming a flat surface that does not exceed the front or back surface of the transparent cover plate. This dimensional arrangement allows the frame to provide structural support and assembly functions while maintaining a flat front surface for clean appearance and seamless tiling.

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

3Area of stationary object

If the display panel is made larger to achieve extra large screen, then the screen area increases, but the display panel becomes more fragile and susceptible to impact

Engineering Contradiction:
Improvedisplay panel areaVSAvoidimpact resistance
Core Design Contradiction:
Area of stationary objectVSReliability

Solution Approach 1:

A transparent cover plate (typically tempered glass) is provided over the display panel to form a composite protective structure. The cover plate has predefined strength to protect the thin and fragile display panel from scratches and impacts, while maintaining transparency to avoid affecting display function. This is particularly important for large display panels where fragility increases with size.

Inventive Principle:
Principle #40Composite materials

Data Source

PatentUS10281756B2Display module and display device
Publication Date: 2019.05.07 BOE TECHNOLOGY GROUP CO LTD
  • US10281756B2 patent drawing
  • US10281756B2 patent drawing

AI summary

A display module and a display device are disclosed. The display module comprises a transparent cover plate, a display panel, and a module frame. The module frame is arranged at the periphery of the display panel. The module frame is fixed to the transparent cover plate. The display panel is fixed to the transparent cover plate through the module frame. The module frame extends towards the transparent cover plate to form a front surface, which does not exceed one of a front surface and a back surface of the transparent cover plate. The front surface of the module frame does not exceed one of the front surface and back surface of the transparent cover plate, so that the front surface of the display module is free from protrusions due to any component, and a flat front surface of the display module is formed.