Layered Electrode Structure with Isolation Wire for Noise Control
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Solution Overview
Problem
Current electrode structures in electronic devices suffer from signal interference and noise issues due to lack of effective insulation between wires, which can affect visual uniformity and increase the risk of electrostatic discharge.
Innovation Solution
Incorporating an isolation wire that is electrically insulated from other wires within the electrode structure, positioned between layers to reduce signal interference and optimize visual uniformity, while also minimizing interference with light emission and electrostatic discharge.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If wires are placed close together in the electrode structure, then the device complexity is reduced and space is saved, but signal interference and noise increase
Solution Approach 1:
An isolation wire is introduced as an intermediary element positioned between adjacent signal wires in the electrode structure. This isolation wire acts as a mediator that blocks electromagnetic interference between neighboring wires while maintaining the compact layout. The isolation wire is electrically connected to ground potential, enabling it to shield adjacent signal wires from each other without requiring increased spacing between functional wires.
2Object-generated harmful factors
If insulation between wires is increased, then signal interference is reduced, but the device complexity and manufacturing difficulty increase
Solution Approach 1:
The isolation wire serves multiple functions simultaneously: it acts as an electromagnetic shield between adjacent wires, provides a reference ground potential, and can be integrated into the existing wire fabrication process. By combining these functions into a single structural element, the solution reduces noise interference without proportionally increasing device complexity, as the isolation wire can be formed using the same photolithography and deposition steps as the signal wires.
3Reliability
If isolation structures are added between wires, then electrostatic discharge risk is reduced, but manufacturing precision requirements increase
Solution Approach 1:
The isolation wire is designed with the same material composition, width, and fabrication characteristics as the signal wires. This homogeneity allows all wires including isolation wires to be processed using identical manufacturing parameters and quality control standards. The isolation wire can be formed using the same thin-film deposition and patterning processes as the signal wires, ensuring consistent electrical properties and reducing the need for separate precision alignment steps.
Data Source
AI summary
An electrode structure is provided. The electrode structure includes a first layer and a second layer. The first layer has a first wire, a second wire and an isolated wire, wherein the first wire is electrically connected to the second wire, and the isolated wire is electrically insulated from the first wire and the second wire. The second layer is disposed on the first layer and has a third wire, wherein the third wire is electrically connected to the first wire. In a top view of the electrode structure, the isolated wire is disposed between the first wire and the second wire.