Display Panel Component Area Wiring Detour

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Solution Overview

Problem

Display devices face challenges in integrating components like sensors or cameras within the display area while maintaining high resolution and light transmittance, as existing designs often compromise on image quality and functionality due to the arrangement of pixels and wirings.

Innovation Solution

A display panel design with a substrate featuring a component area surrounded by a display area, including pixel groups, transmission areas, and wirings that detour around the component area to maintain high transmittance and image quality, allowing for the integration of components like sensors or cameras without reducing the display's functionality.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If components are integrated within the display area, then functionality is improved, but image quality and resolution deteriorate

Engineering Contradiction:
ImprovefunctionalityVSAvoidimage quality
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

The component area is divided into a first area for pixel groups and a second area for transmission areas surrounding the first area. This segmentation allows components to be integrated in the first area while maintaining display quality in the second area that surrounds it.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different areas have different functions: the first area contains pixel groups for component integration, while the second area maintains high transmittance for display quality. The display area surrounding the component area also has optimized characteristics for image display.

Inventive Principle:
Principle #3Local quality

2Adaptability or versatility

If components are integrated within the display area, then functionality is improved, but light transmittance deteriorates

Engineering Contradiction:
ImprovefunctionalityVSAvoidlight transmittance
Core Design Contradiction:
Adaptability or versatilityVSIllumination intensity

Solution Approach 1:

The component area is segmented into a first area for pixel groups and a second area for transmission areas. The transmission areas are specifically designed to surround the pixel groups, creating dedicated light transmission paths that avoid component interference.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The transmission areas act as intermediary regions between the pixel groups and the display area. These transmission areas have optimized transmittance characteristics, allowing light to pass through efficiently while the pixel groups perform component functions.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Device complexity

If wirings are arranged directly through the component area, then device complexity is reduced, but image quality deteriorates

Engineering Contradiction:
Improvewiring arrangementVSAvoidimage quality
Core Design Contradiction:
Device complexityVSManufacturing precision

Solution Approach 1:

The wirings extend in a detoured manner around the first area rather than in straight lines. This curved or detoured path allows wirings to bypass the component area, avoiding interference with pixel groups and transmission areas while maintaining electrical connectivity.

Inventive Principle:
Principle #14Spheroidality (Curvature)

Data Source

PatentUS11489036B2Display panel including component area having first area, and second area surrounding first area and display device including the same
Publication Date: 2022.11.01 SAMSUNG DISPLAY CO LTD
  • US11489036B2 patent drawing
  • US11489036B2 patent drawing
  • US11489036B2 patent drawing

AI summary

A display panel includes: a substrate including a component area, and a display area surrounding the component area, the component area including a first area, and a second area surrounding the first area; a plurality of first display elements at the display area; a plurality of pixel groups spaced from each other in an island shape at the first area, each of the plurality of pixel groups including a plurality of second display elements; a plurality of transmission areas adjacent to the plurality of pixel groups at the first area; and a plurality of first wirings extending in a first direction and electrically connected to the plurality of first display elements, the plurality of first wirings detouring around the first area at the second area.