Multi-Screen Display Asymmetric Frame Splicing

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Solution Overview

Problem

Conventional multi-screen display systems suffer from poor display effects due to significant splicing gaps between connected screens, which degrade the overall display quality and aesthetics.

Innovation Solution

The multi-screen design optimizes the placement of the light-emitting element and chip on film on the same side of the display screens, with the first frame having a greater width than the second frame, allowing the second frame to serve as a splicing edge, thereby reducing the splicing gap and enhancing display quality and aesthetics.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Area of stationary object

If display screens are spliced together to form large-size displays, then the display size is increased, but the splicing gap width increases and display quality deteriorates

Engineering Contradiction:
Improvedisplay sizeVSAvoiddisplay quality
Core Design Contradiction:
Area of stationary objectVSManufacturing precision

Solution Approach 1:

The frame is divided into two distinct parts: a first frame and a second frame. The second frame is designed with a narrower width specifically for splicing purposes, while the first frame maintains a larger width for structural support and component housing. This segmentation allows the splicing gap to be minimized without compromising the overall structural integrity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different parts of the frame are given different widths to serve different functions. The second frame has a narrower width optimized for reducing splicing gaps, while the first frame has a larger width for housing components. This local differentiation of properties allows simultaneous optimization for both display quality and component accommodation.

Inventive Principle:
Principle #3Local quality

2Ease of manufacture

If frame width is increased to house components, then component placement is improved, but splicing gap width increases and display aesthetics deteriorate

Engineering Contradiction:
Improvecomponent placementVSAvoiddisplay aesthetics
Core Design Contradiction:
Ease of manufactureVSShape

Solution Approach 1:

The frame is segmented into two distinct widths: the first frame provides sufficient space for housing the light-emitting element and chip on film, while the second frame is narrowed specifically for aesthetic splicing. This segmentation resolves the contradiction by separating the component housing function from the splicing aesthetic function.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The frame adopts an asymmetric design where the first and second frames have different widths. This asymmetry allows the frame to simultaneously satisfy the requirements for component placement (larger first frame) and aesthetic splicing (narrower second frame), which would be impossible with a symmetric uniform frame design.

Inventive Principle:
Principle #4Asymmetry

Data Source

PatentUS11914239B2Multi-screen and display device
Publication Date: 2024.02.27 SHENZHEN CHINA STAR OPTOELECTRONICS SEMICON DISPLAY TECH CO LTD
  • US11914239B2 patent drawing
  • US11914239B2 patent drawing

AI summary

The present application provides a multi-screen and a display device. The multi-screen includes at least two display screens spliced with each other. The display screens include an outer bezel, a backlight module, and a display panel. The outer bezel includes a first frame and a second frame opposite to the first frame. The backlight module includes a light-emitting element disposed near the first frame. The display module includes a chip on film disposed near the first frame. At least one of adjacent two of the display screens is spliced along the second frame.