Elastomer-Insulated RF Connection Structure for Low-Height Reliability

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Solution Overview

Problem

Conventional board-to-board connection apparatuses are complex, costly, and unsuitable for low-stacking-height scenarios, with high external vibration leading to unreliable signal transmission.

Innovation Solution

A connection apparatus comprising a conductor assembly with an outer conductor, an inner conductor, and an insulating elastomer, which provides elastic resilience for reliable connections, simple structure, and low preparation costs, allowing for low-stacking-height configurations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional connection apparatus structures are used, then connection reliability under external vibration can be ensured, but the stacking height becomes too large and costs increase

Engineering Contradiction:

Improveconnection reliabilityVSAvoidstacking height

Core Design Contradiction:

ReliabilityVSLength of stationary object

Solution Approach 1:

The patent uses an insulating elastomer as a flexible component that provides elastic resilience to maintain connection reliability under external vibration while enabling a compact, low stacking height design. The elastomer's flexibility allows it to deform and recover, ensuring stable electrical connection without requiring complex rigid structures.

Inventive Principle:

Principle #30Flexible shells and thin films

Solution Approach 2:

The patent changes the physical state and properties of materials by using an insulating elastomer with specific elastic resilience parameters. This material parameter change allows the connection apparatus to maintain reliability under vibration while reducing overall dimensions, particularly the stacking height.

Inventive Principle:

Principle #35Parameter changes

2Reliability

If conventional connection apparatus structures are used, then connection reliability under external vibration can be ensured, but preparation costs and structural complexity increase

Engineering Contradiction:

Improveconnection reliabilityVSAvoidstructural complexity

Core Design Contradiction:

ReliabilityVSDevice complexity

Solution Approach 1:

The patent merges multiple functions into a single integrated structure. The insulating elastomer simultaneously provides electrical insulation, mechanical resilience against vibration, and structural support, eliminating the need for separate components and simplifying the overall device structure while maintaining connection reliability.

Inventive Principle:

Principle #5Merging (Combining)

Solution Approach 2:

The patent employs composite material design by combining the insulating elastomer with conductor assemblies. This composite structure leverages the elastic properties of the elastomer and the conductive properties of the metal components to achieve reliable connections under vibration without complex additional structures.

Inventive Principle:

Principle #40Composite materials

3Reliability

If conventional connection apparatus structures are used, then connection reliability under external vibration can be ensured, but manufacturing costs increase

Engineering Contradiction:

Improveconnection reliabilityVSAvoidpreparation costs

Core Design Contradiction:

ReliabilityVSEase of manufacture

Solution Approach 1:

The patent adopts a cost-effective approach by using an insulating elastomer that can be easily manufactured and replaced if needed. The elastomer's simple geometry and common material composition reduce manufacturing costs while still providing sufficient service life and connection reliability for the application.

Inventive Principle:

Principle #27Cheap short-living objects (Disposable)

Solution Approach 2:

The patent optimizes manufacturing parameters by selecting an insulating elastomer with standard material properties and simple geometric dimensions. This allows for efficient molding and assembly processes, reducing preparation and manufacturing costs while maintaining the elastic resilience needed for reliable connections under vibration.

Inventive Principle:

Principle #35Parameter changes

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

Ensures high reliability and cost-effectiveness while accommodating low-stacking-height requirements by utilizing insulating elastomers with good elastic resilience and a simple structure for stable signal transmission.

Implementation Method 1

Elastic resilience of the insulating elastomer ensures high reliability of the connection end in resposne to the connection end being configured for connection

Methodology Applied

Scientific EffectElastic resilience: Elasticity

Data Source

PatentUS20240055815A1Connection apparatus and radio frequency module

Publication Date: 2024.02.15 HUAWEI TECH CO LTD

AI summary

A connection apparatus and a radio frequency module. The connection apparatus includes a conductor assembly and a fastening structure. The fastening structure is configured to fasten the conductor assembly. The conductor assembly includes an outer conductor, an inner conductor, and an insulating elastomer. The inner conductor covers a surface of the insulating elastomer, and the outer conductor and the inner conductor are electrically insulated.