Cell Phone Enclosure Copper Shield Radiation Redirection

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Solution Overview

Problem

Current cell phone enclosures fail to effectively redirect radiation away from the user while providing desirable qualities such as passive sound amplification and reducing screen addiction, and they often interfere with cell phone signals, leading to increased radiation exposure and battery drain.

Innovation Solution

A cell phone case with a slotted front plate coupled to a copper shield for audio amplification, a hinged back plate with octagonal notched patterns for enhanced sound amplification, and a copper shield configured to redirect cell signals away from the user and towards the cell tower, creating a Faraday cage effect to block all radio signals.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If a device blocks or absorbs cell phone signals from the human body, then radiation exposure to the user is reduced, but the signal from nearby cell towers is weakened, causing the phone to increase antenna power and result in greater radiation reaching the human body

Engineering Contradiction:

Improveradiation exposureVSAvoidantenna power

Core Design Contradiction:

Object-affected harmful factorsVSPower

Solution Approach 1:

The copper shield acts as an intermediary element positioned between the phone antenna and the user's body. It redirects radiation patterns away from the user without completely blocking signals, allowing normal communication while reducing direct exposure to harmful electromagnetic waves.

Inventive Principle:

Principle #24Intermediary (Mediator)

Solution Approach 2:

The shielding is applied locally at strategic positions around the phone rather than creating a complete enclosure. The copper shield is positioned to redirect radiation away from the user's body while leaving other areas open for normal signal transmission, thus reducing radiation exposure without weakening overall signal strength.

Inventive Principle:

Principle #3Local quality

2Object-affected harmful factors

If a complete Faraday cage is created around the phone to block all radio signals, then radiation exposure is maximally reduced, but signal strength is completely blocked and the phone cannot function

Engineering Contradiction:

Improveradiation exposureVSAvoidsignal strength

Core Design Contradiction:

Object-affected harmful factorsVSReliability

Solution Approach 1:

Instead of creating a complete Faraday cage that would block all signals, the invention applies partial shielding using copper shields at specific locations. This provides sufficient radiation protection while allowing adequate signal transmission for normal phone operation.

Inventive Principle:

Principle #16Partial or excessive action

Solution Approach 2:

Inventive Principle:

Principle #3Local quality

3Object-affected harmful factors

If the copper shield is configured to redirect cell signals away from the user, then radiation exposure is reduced, but audio quality may be affected by the shield's presence

Engineering Contradiction:

Improveradiation exposureVSAvoidaudio quality

Core Design Contradiction:

Object-affected harmful factorsVSIllumination intensity

Solution Approach 1:

The phone case is segmented into different functional zones: copper shields for radiation redirection in areas where signal blocking is acceptable, and acoustic openings in areas where audio transmission is priority. This segmentation allows each zone to optimize its primary function without compromising the other.

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

Different regions of the phone case have different properties - some areas have copper shielding for radiation protection while other areas have acoustic openings for audio quality. This local differentiation allows simultaneous optimization of both radiation reduction and audio performance.

Inventive Principle:

Principle #3Local quality

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 solution reduces radiation absorption by the user, enhances audio quality, and increases user privacy by minimizing cell phone tower pinging and preventing eavesdropping, while maintaining effective signal strength and reducing screen addiction.

Implementation Method 1

a copper shield configured to redirect cell signals away from the user and towards the cell tower

Methodology Applied

Scientific EffectElectromagnetic radiation redirection: Reflection

Implementation Method 2

a slotted front plate coupled to a copper shield for audio amplification, a hinged back plate with octagonal notched patterns for enhanced sound amplification

Methodology Applied

Scientific EffectAcoustic amplification: Resonance

Implementation Method 3

creating a Faraday cage effect to block all radio signals

Methodology Applied

Scientific EffectFaraday cage effect: Faraday Cage

Data Source

PatentUS11901928B2Systems and methods for a cellular phone enclosure

Publication Date: 2024.02.13 SCOTT WILLIAM JAMES

AI summary

Disclosed herein is an improved electronic device enclosure and methods for manufacturing the same. One embodiment includes a front panel; a back panel with a patterned intrusion region to improve passive audio amplification; an electrically conductive front plate; an electrically conductive back plate with an open region configured to permit transmission of radiofrequency signals; wherein the front plate couples with the front panel, the back plate couples with the back panel, the front panel hingedly couples with the back panel, and the front plate and back plate are configured to enclose an electronic device; and the front plate is sized and dimensioned to block radiofrequency radiation from exiting the front panel of the electronic device enclosure.