Optical Module Status Indicator via Light Conduction

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Solution Overview

Problem

The low efficiency in positioning abnormal optical modules during maintenance due to the closed housing of optical modules, requiring multiple roundtrips between the working and monitoring areas for detection.

Innovation Solution

Incorporating a light conducting structure within the optical module that allows optical signals from a light source to be transmitted outside the housing, enabling direct observation of internal conditions, thus eliminating the need for multiple trips and improving detection efficiency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the optical module housing is closed for protection and integration, then the structural integrity and reliability are improved, but the ability to directly observe internal working conditions deteriorates, requiring multiple roundtrips between working and monitoring areas

Engineering Contradiction:
Improvestructural integrityVSAvoiddirect observation capability
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

A light transmitting component is introduced as an intermediary element between the internal light source and the external environment. This component allows optical signals to pass through the housing wall while maintaining the closed protective structure, enabling external observation of internal working conditions without compromising structural integrity or requiring housing opening

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The housing incorporates a light transmitting component (such as a transparent or translucent window/film) that allows optical signals to penetrate through the housing wall. This flexible approach maintains the protective closed structure while enabling optical observation of internal conditions from the external environment

Inventive Principle:
Principle #30Flexible shells and thin films

2Device complexity

If monitoring equipment is placed in a separate optical module monitoring area, then the working area and monitoring area are separated for organization, but the detection efficiency deteriorates due to multiple roundtrips between areas

Engineering Contradiction:
Improvearea separationVSAvoiddetection efficiency
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The optical module performs self-diagnosis and self-indication functions through the light transmitting component that allows internal light sources to externally indicate working conditions. This eliminates the need for separate monitoring equipment and roundtrip trips to monitoring areas, as the module itself provides visible status information at its location

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The optical module uses light sources that emit different colors or patterns of light through the transmitting component to indicate different working states (normal, abnormal, warning). This visual color/signal change system enables quick identification of module status without requiring physical movement to monitoring areas or complex electronic displays

Inventive Principle:
Principle #32Color changes

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

Enables intuitive monitoring and quick identification of abnormal optical modules by transmitting optical signals through the light conducting structure, enhancing maintenance efficiency by allowing external observation of internal conditions without opening the housing.

Implementation Method 1

a light conducting structure (3), configured to conduct light emitted from the light source (4) to outside of the housing (1)

Methodology Applied
Scientific EffectLight conduction: Optical Fibre

Data Source

PatentEP3258301B1Optical module with status indicator
Publication Date: 2020.03.18 HISENSE BROADBAND MULTIMEDIA TECH LTD
  • EP3258301B1 patent drawingFigure 1~2
  • EP3258301B1 patent drawingFigure 3
  • EP3258301B1 patent drawingFigure 4

AI summary

The disclosure provides an optical module, including a housing, a circuit board and a light conducting structure; a portion of the light conducting structure is disposed in the housing, another portion of the light conducting structure juts out from the housing; the circuit board is provided with a light source, and the light conducting structure is configured to conduct light emitted by the light source to an outside of the housing. The optical conducting module in the optical module can conduct light emitted from the optical module to outside of the optical module. The optical module allows the state inside the optical module to be conducted to and displayed in the outside of the optical module with optical signals as propagation medium. The state inside the optical module can be directly learned from the outside of the optical module housing, thereby extending application scenarios of the optical module.