Display Data Line Layering Around Camera Through-Holes

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Solution Overview

Problem

Existing display devices face challenges in maximizing the display area while accommodating camera components, leading to increased load differences between data lines and the need for bridge electrodes.

Innovation Solution

The display device incorporates first and second data lines in different layers, with adjacent data lines connected through bridge electrodes, and includes a through hole in the display area to accommodate a camera, minimizing load differences and eliminating the need for additional bridge electrodes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a through hole is added in the display area to accommodate a camera, then camera capabilities are enhanced, but the display area is reduced

Engineering Contradiction:
Improvecamera capabilitiesVSAvoiddisplay area
Core Design Contradiction:
Adaptability or versatilityVSArea of stationary object

Solution Approach 1:

The patent utilizes multiple wiring layers (first data layer and second data layer) to route data lines in different three-dimensional spaces. By placing adjacent data lines in different layers, the design accommodates camera components in the display area without compromising the two-dimensional display surface, effectively resolving the conflict between camera integration and display area preservation.

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

2Reliability

If adjacent data lines are placed in different layers, then load differences between data lines are minimized, but device complexity increases

Engineering Contradiction:
Improveload balanceVSAvoidlayer structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent employs a multi-layer wiring structure where adjacent data lines are positioned in different layers (first data layer and second data layer). This three-dimensional arrangement allows for more flexible routing and load balancing, minimizing differences in electrical characteristics between adjacent data lines while distributing the complexity across multiple manageable layers.

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

Solution Approach 2:

The data transmission path is segmented into multiple layers, with different data lines assigned to different layers. This segmentation allows independent optimization of each layer's routing and load characteristics, enabling better overall load balance while keeping each individual layer relatively simple in structure.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS20250374787A1Display device
Publication Date: 2025.12.04 SAMSUNG DISPLAY CO LTD
  • US20250374787A1 patent drawing
  • US20250374787A1 patent drawing
  • US20250374787A1 patent drawing

AI summary

A display device comprising: first and second pixels; a first data line connected to the first pixel and configured to have data voltages applied thereto; and a second data line connected to the second pixel, the second data line being adjacent to the first data line, and configured to have the data voltages applied thereto, wherein the first data line includes a 1A-th data line which is in a first data layer, and the second data line includes a 2B-th data line which is in a second data layer different from the first data layer.