Light Transmissive Portion for Thin Electronic Device Housing

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Solution Overview

Problem

The increasing number of functional devices in electronic devices leads to excessive space occupation, resulting in increased thickness, which hinders the thinning of electronic devices.

Innovation Solution

The electronic device incorporates a housing with a light transmissive portion, including a light transmissive plate, a first shading member, and a second shading member, which are arranged to reduce the occupied space by allowing the second functional device to emit light through the first shading member while blocking visible light, thus reducing the device's thickness and maintaining aesthetic appeal.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple functional devices are arranged inside the housing, then the functions of the electronic device are enriched, but the thickness of the electronic device increases

Engineering Contradiction:
ImprovefunctionsVSAvoidthickness
Core Design Contradiction:
Adaptability or versatilityVSLength of stationary object

Solution Approach 1:

The patent combines multiple functional devices (first functional device and second functional device) into a single housing space, arranging them side by side in the length direction rather than stacking them in the thickness direction. This merging approach allows multiple functions to coexist without increasing device thickness.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent transitions from vertical stacking (thickness direction) to horizontal arrangement (length direction) of functional devices. By changing the spatial dimension from Z-axis (thickness) to X-axis (length), the device achieves multiple functions while maintaining thin profile.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Adaptability or versatility

If a light transmissive portion with shading members is added, then the optical functions and aesthetic appearance are improved, but the device complexity increases

Engineering Contradiction:
Improveoptical functionsVSAvoidstructure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The light transmissive portion serves multiple functions simultaneously: it allows light transmission for optical device operation, provides aesthetic appearance through the light transmissive plate, and enables internal structure concealment through shading members. This multi-functionality reduces the need for separate components.

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

Solution Approach 2:

The shading members are strategically positioned only in specific areas where light blocking is needed, while other areas maintain light transmissivity. This localized approach optimizes the balance between optical functionality and aesthetic concealment without adding unnecessary complexity throughout the entire device.

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

This configuration effectively reduces the thickness of the electronic device by optimizing the arrangement of functional devices and light transmission, while ensuring the device's optical functions are maintained and its appearance remains aesthetically pleasing.

Implementation Method 1

The first shading member is arranged opposite to the second functional device in a second direction, and is configured to block visible light and transmit preset light

Methodology Applied
Scientific EffectSelective light transmission: Absorption (EM radiation)

Implementation Method 2

The second shading member is located on the inner surface of the light transmissive plate, surrounds the first shading member, and is configured to block visible light

Methodology Applied
Scientific EffectLight blocking: Absorption (EM radiation)

Data Source

PatentUS12219078B2Electronic device
Publication Date: 2025.02.04 HONOR DEVICE CO LTD
  • US12219078B2 patent drawing
  • US12219078B2 patent drawing
  • US12219078B2 patent drawing

AI summary

An electronic device includes a housing, a first functional device, a second functional device, and a light transmissive portion. A mounting hole is provided on the housing. The first functional device and the second functional device are both located inside the housing. The light transmissive portion includes a light transmissive plate, a first shading member, and a second shading member, is mounted in the mounting hole, and is connected to the housing. The first shading member is arranged opposite to the second functional device in a second direction. The first shading member is configured to block visible light and transmit preset light. The second shading member is located on the inner surface of the light transmissive plate, surrounds the first shading member, and is configured to block visible light.