Buffer Component Recess Layout for Screen Heat Isolation

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Solution Overview

Problem

Heat generated by electronic elements in devices like mobile phones and tablets is transferred to screens through buffer foams, leading to increased local temperatures that affect user experience and can cause device performance issues.

Innovation Solution

The electronic device incorporates a buffer component with recesses that reduce direct or indirect contact areas between the buffer component and electronic elements, utilizing heat insulation materials and thermally conductive parts to minimize heat transfer efficiency, thereby reducing local temperatures and improving user experience.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Temperature

If the buffer component is used to transfer heat from electronic elements, then heat dissipation is improved, but local temperature on the screen rises affecting user experience

Engineering Contradiction:
Improveheat dissipationVSAvoidlocal temperature on screen
Core Design Contradiction:
TemperatureVSObject-affected harmful factors

Solution Approach 1:

The buffer component is segmented by introducing recesses that divide it into multiple regions. This segmentation creates distinct heat transfer paths, allowing heat from different electronic elements to be managed separately, thereby preventing concentrated heat buildup on the screen while maintaining overall heat dissipation efficiency

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different regions of the buffer component are given different thermal properties through the recess structure. The recesses create zones with reduced thermal conductivity between electronic elements, allowing localized heat isolation while maintaining heat dissipation in other areas, thus addressing the local temperature issue without compromising overall thermal management

Inventive Principle:
Principle #3Local quality

2Loss of energy

If the buffer component directly contacts electronic elements, then heat transfer efficiency is improved, but heat interference between electronic elements increases

Engineering Contradiction:
Improveheat transfer efficiencyVSAvoidheat interference between electronic elements
Core Design Contradiction:
Loss of energyVSObject-generated harmful factors

Solution Approach 1:

The buffer component is divided into isolated contact regions through recesses, creating separate heat transfer channels for different electronic elements. This segmentation maintains efficient heat transfer from each element to the buffer while preventing thermal coupling between elements, thus reducing heat interference

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The recess structure acts as an intermediary that mediates heat transfer between electronic elements and the buffer component. By creating air gaps or low-conductivity regions, the recess serves as a thermal mediator that allows controlled heat transfer while blocking unwanted thermal interference between adjacent electronic elements

Inventive Principle:
Principle #24Intermediary (Mediator)

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 design effectively reduces heat transfer between electronic elements, making the temperature more uniform and enhancing user experience by minimizing the impact of heat on the device's performance and comfort.

Implementation Method 1

Disposing the recess can reduce a direct or an indirect contact area between the buffer component and the first electronic element and/or a direct or an indirect contact area between the buffer component and the second electronic element, to reduce heat transfer efficiency

Methodology Applied
Scientific EffectThermal Insulation: Thermal Insulation

Data Source

PatentUS20240268204A1Electronic device
Publication Date: 2024.08.08 HONOR DEVICE CO LTD
  • US20240268204A1 patent drawing
  • US20240268204A1 patent drawing
  • US20240268204A1 patent drawing

AI summary

An electronic device includes a housing, a buffer component is connected to the housing, a first electronic element is located on a side that is of the buffer component and that is away from the housing, and a second electronic element is located on a side that is of the housing and that is away from the buffer component. The buffer component has a recess, and at least a part of a front projection of the second electronic element in a thickness direction of the electronic device falls within a front projection of the recess.