Multifunctional Members with Conductive Bracket for Wireless EMI Control

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Solution Overview

Problem

The integration of electronic devices leads to challenges such as reduced space for components, increased heat generation, unstable wireless communication, and electromagnetic interference, necessitating a solution that enhances both functionality and aesthetic appeal while providing a protective function.

Innovation Solution

An electronic device design incorporating a housing with a bracket and conductive patterns, featuring multi-functional members around through holes, which are electrically connected to conductive patterns, allowing for stable wireless communication and reduced electromagnetic interference.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple electronic components are integrated into a compact device, then device functionality is enhanced, but electromagnetic interference between components increases

Engineering Contradiction:

Improvedevice functionalityVSAvoidelectromagnetic interference

Core Design Contradiction:

Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

The device is divided into multiple housing sections (first housing and second housing) with distinct functional zones. The first housing contains components for first wireless communication, while the second housing contains components for second wireless communication, physically separating electromagnetic sources to reduce interference.

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

A bracket structure serves as an intermediary component between different wireless communication components. The bracket includes conductive patterns that act as electromagnetic shielding, blocking interference between the first and second wireless communication systems while allowing both to coexist in the integrated device.

Inventive Principle:

Principle #24Intermediary (Mediator)

2Volume of moving object

If wireless communication components are placed in close proximity, then device size is reduced, but wireless communication stability deteriorates

Engineering Contradiction:

Improvedevice sizeVSAvoidwireless communication stability

Core Design Contradiction:

Volume of moving objectVSReliability

Solution Approach 1:

The device volume is segmented into separate housing regions for different wireless communication functions. This spatial segmentation allows compact integration while maintaining adequate isolation between components to preserve communication stability.

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

The bracket with conductive patterns acts as an electromagnetic shield between closely spaced wireless communication components, enabling compact device design while maintaining signal stability by blocking interference paths.

Inventive Principle:

Principle #24Intermediary (Mediator)

3Strength

If material strength is improved by using metal or ceramic, then mechanical durability is enhanced, but manufacturing cost increases

Engineering Contradiction:

Improvemechanical durabilityVSAvoidmanufacturing cost

Core Design Contradiction:

StrengthVSEase of manufacture

Solution Approach 1:

The device uses composite construction combining metal bracket components (for structural strength and electromagnetic shielding) with plastic housing materials (for cost-effective manufacturing and aesthetic finish). This composite approach achieves mechanical durability while controlling manufacturing costs through selective material usage.

Inventive Principle:

Principle #40Composite materials

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

The design provides a stable wireless communication environment and suppresses electromagnetic interference while offering a protective and aesthetically pleasing appearance.

Implementation Method 1

a first multi-functional member among the multi-functional members is disposed around the first through hole and is electrically connected to the first conductive pattern and the second conductive pattern

Methodology Applied

Scientific EffectElectrical conduction: Conduction (electrical)

Implementation Method 2

a second multi-functional member among the multi-functional members is disposed around the second through hole, is electrically connected to the second conductive pattern, and is not electrically connected to the first conductive pattern except via the first multi-functional member

Methodology Applied

Scientific EffectElectromagnetic shielding: Faraday Cage

Data Source

PatentUS20250254804A1Electronic device comprising multi-functional members

Publication Date: 2025.08.07 SAMSUNG ELECTRONICS CO LTD

AI summary

According to an embodiment of the disclosure, an electronic device may be provided comprising: a housing; a bracket disposed inside the housing and comprising a plurality of through holes including a first through hole and a second through hole; a first conductive pattern disposed on the bracket; a second conductive pattern disposed on the bracket; and a plurality of multi-functional members at least partially visually exposed to an outside of the housing, wherein a first multi-functional member among the multi-functional members is disposed around the first through hole and is electrically connected to the first conductive pattern and the second conductive pattern, and wherein a second multi-functional member among the multi-functional members is disposed around the second through hole, is electrically connected to the second conductive pattern, and is not electrically connected to the first conductive pattern except via the first multi-functional member and/or at least one other multi-functional member among the multi-functional members. Other various embodiments are possible.