Light-Indicating Module Integrating Light Sources on Substrate

Solution Overview

Problem

Conventional electronic devices with light-indicating modules require an additional light-source board, increasing component costs and complicating assembly processes.

Innovation Solution

The electronic device integrates a substrate with first and second light sources facing different directions, utilizing a light guiding element to produce a strip lighting effect without the need for a separate light-source board, thereby reducing costs and simplifying assembly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a conventional light-source board is used to couple light-emitting diodes to the mainboard, then the light-indicating function is achieved, but the component cost increases and assembly processes become more complicated

Engineering Contradiction:

Improveproduct reliabilityVSAvoidassembly processes

Core Design Contradiction:

ReliabilityVSDevice complexity

Solution Approach 1:

The patent merges the light-source board function directly into the mainboard by integrating light-emitting diodes and light guiding elements onto the same substrate. This eliminates the separate light-source board component and simplifies the assembly process while maintaining the light-indicating function.

Inventive Principle:

Principle #5Merging (Combining)

Solution Approach 2:

The patent extracts and eliminates the unnecessary light-source board component from the conventional structure. By removing this intermediate component and directly mounting light-emitting diodes on the mainboard, the design achieves simpler assembly and reduced component count.

Inventive Principle:

Principle #2Taking out (Extraction)

2Reliability

If a conventional light-source board is used to couple light-emitting diodes to the mainboard, then the light-indicating function is achieved, but the component cost is increased

Engineering Contradiction:

Improveproduct reliabilityVSAvoidcomponent cost

Core Design Contradiction:

ReliabilityVSEase of manufacture

Solution Approach 1:

The patent merges the light-source board function directly into the mainboard by integrating light-emitting diodes and light guiding elements onto the same substrate. This eliminates the separate light-source board component and simplifies the assembly process while maintaining the light-indicating function.

Inventive Principle:

Principle #5Merging (Combining)

Solution Approach 2:

The patent extracts and eliminates the unnecessary light-source board component from the conventional structure. By removing this intermediate component and directly mounting light-emitting diodes on the mainboard, the design achieves simpler assembly and reduced component count.

Inventive Principle:

Principle #2Taking out (Extraction)

3Ease of operation

If light-emitting diodes are arranged on a separate light-source board, then the light-indicating module can be assembled, but the structure becomes more complex and requires additional components

Engineering Contradiction:

Improvelight-indicating functionVSAvoidcomponent count

Core Design Contradiction:

Ease of operationVSQuantity of substance

Solution Approach 1:

The patent merges the light-source board function directly into the mainboard by integrating light-emitting diodes and light guiding elements onto the same substrate. This eliminates the separate light-source board component and simplifies the assembly process while maintaining the light-indicating function.

Inventive Principle:

Principle #5Merging (Combining)

Solution Approach 2:

The mainboard is designed to serve multiple functions: it acts as both the circuit board and the light-source board. By integrating light-emitting diodes and light guiding elements directly onto the mainboard, the substrate performs both electrical and optical functions, reducing the overall component count.

Inventive Principle:

Principle #6Universality (Multi-functionality)

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 reduces component costs, simplifies assembly, and enhances product reliability by eliminating the need for a conventional light-source board while providing effective strip lighting.

Implementation Method 1

The light guiding element comprises a first section and a second section, wherein the first section corresponds to the first surface, the second section corresponds to the second surface, and the first light beam and the second light beam pass through the first section

Methodology Applied

Scientific EffectLight guiding: Waveguide (optics)

Data Source

PatentUS12259111B2Electronic device and light-indicating module thereof

Publication Date: 2025.03.25 WISTRON NEWEB CORP

AI summary

An electronic device with light-indicating function is provided. The electronic device includes a substrate, a first light source, a second light source, and a light guiding element. The substrate includes a first surface and a second surface, wherein the first surface is opposite to the second surface. The first light source is disposed on the first surface of the substrate, wherein the first light source faces the first direction, and the first light source provides a first light beam. The second light source is disposed on the first surface of the substrate, wherein the second light source faces the second direction, the second light source provides a second light beam, and the first direction is not parallel to the second direction. The light guiding element includes a first section and a second section.