Transmission Conductor Structure for Crosstalk Suppression

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Solution Overview

Problem

Conventional connectors face challenges in suppressing high-frequency crosstalk and electromagnetic interference, which affect signal transmission stability and efficiency, particularly due to inadequate shielding methods.

Innovation Solution

The proposed structure combines a first and second ground transmission conductor with high-frequency and low-frequency terminals, coupled to each other, to effectively suppress common mode signals, radio wave interference, electromagnetic wave interference, crosstalk, and electrostatic discharge through a specific arrangement of differential signal transmission conductors and power source conductors with angled contact, bended, and welded portions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If traditional shielding methods are used for electromagnetic wave interference suppression, then the structure is simple, but the suppression effectiveness of high-frequency crosstalk and electromagnetic interference is insufficient

Engineering Contradiction:
Improveelectromagnetic interference suppression effectivenessVSAvoidconductor arrangement complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The transmission conductor is segmented into multiple conductors (first transmission conductor, second transmission conductor, third transmission conductor, fourth transmission conductor) with specific functions assigned to each. The first and second conductors form a differential signal pair, while the third and fourth conductors serve as ground/reference conductors. This segmentation allows targeted suppression of common mode signals and electromagnetic interference through coordinated arrangement and connection of individual conductors.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent transitions from traditional planar shielding to a three-dimensional conductor arrangement with specific spatial relationships. Conductors are positioned at defined distances from each other and connected at specific points, creating a multi-dimensional structure that effectively guides and scatters electromagnetic waves in multiple directions, enhancing interference suppression capability.

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

2Object-affected harmful factors

If ground terminals are added to block crosstalk among signal terminals, then crosstalk suppression improves, but the device complexity and structure become more complicated

Engineering Contradiction:
Improvecrosstalk suppressionVSAvoidconnector structure complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The patent merges the functions of ground terminals and shielding structures into an integrated conductor arrangement. The third and fourth transmission conductors serve dual purposes as both signal/reference carriers and ground/reference elements for crosstalk suppression. By connecting these conductors at specific points and maintaining defined spatial relationships, the structure achieves crosstalk blocking without requiring separate ground terminal components.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

Each transmission conductor is designed to perform multiple functions: the first and second conductors transmit differential signals while also providing electromagnetic shielding; the third and fourth conductors serve as ground references while simultaneously blocking crosstalk. This multi-functionality reduces the need for additional dedicated components, simplifying the overall structure while maintaining effective interference suppression.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This configuration significantly reduces common mode signal interference and electromagnetic disturbances, enhancing signal stability and transmission speed by effectively guiding and scattering unwanted interference.

Implementation Method 1

application structure for an electric wave effect of a transmission conductor

Methodology Applied
Scientific EffectElectric wave effect: Electromagnetic Induction

Implementation Method 2

guiding-to-scatter suppression of radio wave interference (RFI), electromagnetic wave interference (EMI)

Methodology Applied
Scientific EffectElectromagnetic wave scattering: Scattering

Implementation Method 3

guiding-to-scatter suppression of radio wave interference (RFI), electromagnetic wave interference (EMI), crosstalk and electrostatic discharge (ESD)

Methodology Applied
Scientific EffectElectrostatic discharge: Electrostatic Discharge

Data Source

PatentUS8827750B2Application structure for electric wave effect of transmission conductor
Publication Date: 2014.09.09 KUANG YING COMPUTER EQUIP CO LTD
  • US8827750B2 patent drawing
  • US8827750B2 patent drawing
  • US8827750B2 patent drawing

AI summary

An application structure for an electric wave effect of transmission conductor solves a high frequency crosswalk problem through the following structures. The applicature structure includes at least one transmission conductor, and the application structure includes a first differential signal transmission conductor set, first signal transmission conductor set, second differential signal transmission conductor set, first ground transmission conductor, third differential signal transmission conductor set, second signal transmission conductor set, fourth differential signal transmission conductor set, first power source transmission conductor, second power transmission conductor and second ground transmission conductor. Whereby, the suppression of common mode signals, and the guiding-to-scatter suppression of radio wave interference (RFI), electromagnetic wave interference (EMI), crosstalk and electrostatic discharge (ESD) can be achieved between each two differential signal conductors through the first and second ground transmission conductors depending on the structure components mentioned above.