Segmented Mobile Housing With Corner Antenna Isolation

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Solution Overview

Problem

Traditional single-piece housings for portable electronic devices lack the structural, functional, and aesthetic benefits of multi-segment housings, which are more complex to manufacture and assemble.

Innovation Solution

A multi-segment housing architecture where conductive segments are structurally coupled by non-conductive components, allowing for electrical insulation and configuration as antennas for wireless communication, with interlock features and polymer materials used for structural coupling and insulation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If a single-piece housing is used, then manufacturing and assembly are simplified, but structural, functional, and aesthetic benefits of multi-segment housing are lost

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidfunctional benefits
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The housing is divided into multiple conductive segments (first conductive segment, second conductive segment, third conductive segment, fourth conductive segment) that can be manufactured separately and then assembled. Each segment can serve different antenna functions, providing both manufacturing simplicity and functional versatility.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The conductive segments serve dual purposes: they provide structural housing components and simultaneously function as antennas for wireless communication. This multi-functionality allows the housing to provide both structural support and communication functions without requiring separate components.

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

2Adaptability or versatility

If conductive segments are used for antenna functions, then wireless communication capability is improved, but electrical insulation between segments becomes necessary

Engineering Contradiction:
Improvewireless communication capabilityVSAvoidelectrical insulation requirements
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

A non-conductive housing component acts as an intermediary element that structurally couples the conductive segments together while providing electrical insulation between them. This mediator allows the conductive segments to maintain their antenna functions without electrical interference.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The housing combines conductive materials (for antenna segments) with non-conductive materials (for insulation and structural coupling). This composite approach allows both electrical conductivity where needed and insulation where required, resolving the contradiction between communication capability and insulation requirements.

Inventive Principle:
Principle #40Composite materials

3Adaptability or versatility

If multiple conductive segments are assembled together, then antenna configuration flexibility is improved, but assembly complexity increases

Engineering Contradiction:
Improveantenna configuration flexibilityVSAvoidassembly complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The non-conductive housing component combines multiple functions into a single element: it provides structural coupling between segments, electrical insulation between conductive segments, and structural support for the overall housing. This merging reduces assembly complexity by consolidating multiple requirements into one component.

Inventive Principle:
Principle #5Merging (Combining)

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

Enhances manufacturability and functionality while maintaining aesthetic appeal, enabling efficient wireless communication through configurable antenna segments and improved structural integrity.

Implementation Method 1

the non-conductive housing component(s) may provide electrical insulation between a conductive segment and one or more other conductive segments or components

Methodology Applied
Scientific EffectElectrical insulation: Dielectric

Data Source

PatentUS11955696B2Housing and antenna architecture for mobile device
Publication Date: 2024.04.09 APPLE INC
  • US11955696B2 patent drawing
  • US11955696B2 patent drawing
  • US11955696B2 patent drawing

AI summary

A device includes a display and a housing. The housing surrounds the display and has four corners defining portions of an exterior surface of the device. The housing includes a first housing segment defining at least part of a first corner of the four corners and configured to operate as an antenna; a second housing segment defining at least part of a second corner of the four corners; and a third housing segment defining at least part of a third corner of the four corners. The third corner forms part of the housing diagonally opposite the second corner. The housing further includes a non-conductive housing component that structurally couples the first housing segment to another portion of the housing.