Display Panel Groove Layout With Metal Dummy Stacks Around Openings

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Solution Overview

Problem

Existing display panels face challenges in integrating various components within the display area while maintaining panel thickness and weight reduction, necessitating innovative structural designs to accommodate additional functionalities.

Innovation Solution

A display panel design featuring a substrate with openings, partition walls, and grooves containing metal dummy stacks, allowing for the arrangement of components like sensors and cameras, while maintaining structural integrity and functionality.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If various components are arranged in the display area, then functionality and versatility are improved, but panel thickness and weight increase

Engineering Contradiction:
ImprovefunctionalityVSAvoidpanel weight
Core Design Contradiction:
Adaptability or versatilityVSWeight of moving object

Solution Approach 1:

The patent utilizes the middle area between the opening and display area as a third spatial dimension for component arrangement. By placing sensors, cameras, and other components in this previously underutilized region rather than the display area, the patent achieves enhanced functionality without increasing panel thickness or weight.

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

Solution Approach 2:

The patent divides the panel into distinct functional zones: opening area, middle area, and display area. This segmentation allows independent optimization of each zone, with the middle area specifically designated for housing components, thereby maintaining the thinness and lightness of the overall panel while adding functionality.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If various components are arranged in the display area, then functionality and versatility are improved, but structural integrity deteriorates

Engineering Contradiction:
ImprovefunctionalityVSAvoidstructural integrity
Core Design Contradiction:
Adaptability or versatilityVSStability of the object's composition

Solution Approach 1:

The patent relocates component placement to the middle area, a different spatial dimension from the traditional display area. This dimensional shift preserves the structural integrity of the display area while providing ample space in the middle area for housing various components with proper structural support.

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

Solution Approach 2:

The patent applies different structural characteristics to different areas: the display area maintains its original structural integrity for display purposes, while the middle area is specifically designed with appropriate structural features to support components. This localized structural optimization maintains overall panel integrity while enabling component integration.

Inventive Principle:
Principle #3Local quality

3Adaptability or versatility

If components are integrated in the display area, then versatility is improved, but manufacturing complexity increases

Engineering Contradiction:
ImproveversatilityVSAvoidmanufacturing complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent segments the panel structure into distinct areas with specific functions, with the middle area dedicated to component housing. This segmentation simplifies manufacturing by allowing independent processing of different areas - the display area can be manufactured using conventional processes while the middle area is prepared separately for component integration, reducing overall manufacturing complexity.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12514057B2Display panel including a metal dummy stack arranged at both sides of each of a plurality of grooves
Publication Date: 2025.12.30 SAMSUNG DISPLAY CO LTD
  • US12514057B2 patent drawing
  • US12514057B2 patent drawing
  • US12514057B2 patent drawing

AI summary

Provided is a display panel including a substrate including an opening, a display area surrounding the opening, and a middle area between the opening and the display area, a plurality of inorganic insulating layers arranged on the substrate, a first partition wall and a second partition wall arranged in the middle area and arranged in the display area in a direction toward the opening, and a plurality of grooves arranged in the middle area and exposing portions of the plurality of inorganic insulating layers, wherein each of the plurality of grooves includes a metal dummy stack arranged at both sides of each of the grooves based on a virtual vertical line passing through a center of the groove and including a plurality of metal layers.