Modular Insert With Moveable Reactance Circuit
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Solution Overview
Problem
Current communication connector designs fail to effectively address crosstalk noise, particularly at higher transmission frequencies, often increasing complexity and cost while potentially introducing additional noise issues.
Innovation Solution
The introduction of a modular insert device with a reactance unit that includes a flexible circuit board and a frame, allowing the reactance circuit to move relative to the plug interface contacts to adjust electrical distances and compensate for noise, thereby reducing crosstalk without adding undue complexity or cost.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If a reactance unit with flexible circuit board is introduced to compensate for crosstalk noise, then crosstalk reduction is achieved, but device complexity increases
Solution Approach 1:
The reactance circuit is made movable relative to the plug interface contacts through a flexible circuit board that allows relative movement. This dynamic configuration enables the reactance circuit to adjust its position and electrical distance to different plug layouts, achieving crosstalk compensation without requiring multiple fixed configurations or complex switching mechanisms.
Solution Approach 2:
The patent changes the electrical distance parameter between the reactance circuit and plug interface contacts by allowing physical movement. This parameter adjustment enables the system to adapt to different plug designs and frequencies, achieving broad compatibility and effective crosstalk reduction without complex circuit redesigns.
2Adaptability or versatility
If a moveable reactance circuit is implemented to adjust electrical distances, then adaptability to different plug designs is improved, but manufacturing precision requirements increase
Solution Approach 1:
The flexible circuit board with spring elements provides self-aligning and self-adjusting capabilities. When a plug is inserted, the flexible circuit board automatically adjusts its position and maintains proper electrical contact through the spring force, eliminating the need for high-precision pre-positioning during manufacturing and accommodating variations in plug alignment.
Solution Approach 2:
The flexible circuit board serves as a compliant structure that can bend and adjust to different plug configurations. This flexibility allows the reactance circuit to maintain proper electrical distance and contact with various plug layouts without requiring precise manufacturing tolerances, as the flexible board self-adjusts during insertion.
3Reliability
If direct electrical communication is maintained through pressing forces, then signal integrity is preserved, but contact wear and reliability issues may arise
Solution Approach 1:
The flexible circuit board with spring elements provides compliant contact that distributes pressing forces over a larger area and time period. This flexibility reduces peak stresses and allows for self-adjustment during thermal expansion and contraction, thereby reducing contact wear while maintaining continuous electrical communication and improving long-term reliability.
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 solution effectively reduces crosstalk noise across various plug designs while maintaining direct electrical communication, accommodating different plug layouts and frequencies without altering impedance characteristics.
Implementation Method 1
a reactance unit including a reactance circuit at least partially disposed within the interior space of the housing and operable to at least one of reduce and compensate for an electrical noise associated with signals conducted by the plug interface contacts
Implementation Method 2
a flexible circuit board and a frame, allowing the reactance circuit to move relative to the plug interface contacts to adjust electrical distances
Data Source
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AI summary
An insert device for use in a communication jack includes a housing, and plug interface contacts mounted with respect to the housing. At least one plug interface contact includes a first length extent extending along a first axial path and defining a first reaction surface that includes a first electrically conductive surface. The insert device includes a reactance unit having a reactance circuit operable to reduce or compensate for an electrical noise associated with signals conducted by the plug interface contacts, and a plurality of interconnection elements. At least one interconnection element defines a second reaction surface that includes a second electrically conductive surface. The insert device moves the reactance circuit relative to the plug interface contact by sliding the second reaction surface across the first reaction surface, and presses the second electrically conductive surface against the first electrically conductive surface.