Cylindrical MPO Breakout Module for Cable Sagging

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Solution Overview

Problem

Existing connection systems for MPO to duplex LC ports in network racks suffer from sagging cables, which obstruct equipment and create a disorganized appearance, and require multiple lengths of breakout cables to accommodate varying port locations, necessitating additional rack space.

Innovation Solution

A compact, cylindrical breakout module with a twelve fiber MPO port at one end and six duplex LC ports at the other, connected by a breakout cable, allowing for customizable patch cord lengths without the need for additional rack space, using retention features for secure attachment and a fiber manager to organize the internal cable routing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If breakout cables are used to connect MPO ports to duplex LC ports, then connections can be established, but cables sag and obstruct equipment creating a disorganized appearance

Engineering Contradiction:
Improveconnection establishmentVSAvoidcable sagging and obstruction
Core Design Contradiction:
Ease of operationVSObject-generated harmful factors

Solution Approach 1:

A breakout module is introduced as an intermediary device between the MPO connection and duplex LC ports. The module includes a MPO connector at one end and multiple duplex LC connectors at the other, with cables managed internally through a fiber manager, preventing external sagging while maintaining connection functionality

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The breakout module nests multiple cable connections within a single housing unit. The MPO connector, duplex LC connectors, and fiber manager are all nested within the module's housing, creating a compact organized structure that eliminates external cable clutter

Inventive Principle:
Principle #7Nested doll (Nesting)

2Adaptability or versatility

If multiple lengths of breakout cables are stocked to accommodate varying port locations, then all connection scenarios can be handled, but additional rack space is required

Engineering Contradiction:
Improveaccommodation of varying port locationsVSAvoidrack space requirement
Core Design Contradiction:
Adaptability or versatilityVSArea of stationary object

Solution Approach 1:

The breakout module incorporates adjustable or extendable cable lengths with strain relief features, allowing the same module to adapt to different port locations without requiring multiple fixed-length cable variants, thereby eliminating the need for additional rack space

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The breakout module is designed as a universal connector that can serve multiple connection scenarios through its adjustable cable lengths and reconfigurable port arrangements, replacing the need for multiple specialized cable lengths for different rack configurations

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

3Object-generated harmful factors

If a compact breakout module is used to prevent cable sagging, then cable organization is improved, but the module requires secure attachment mechanisms

Engineering Contradiction:
Improvecable organizationVSAvoidretention features
Core Design Contradiction:
Object-generated harmful factorsVSDevice complexity

Solution Approach 1:

The retention features are merged with the module housing structure itself, using integrated clips, lugs, or mounting flanges that are part of the housing rather than separate components, thereby achieving secure attachment without adding significant complexity

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS8867883B2Zero U fiber distributor, MPO fanout
Publication Date: 2014.10.21 COMMSCOPE NORTH CAROLINA LLC
  • US8867883B2 patent drawing
  • US8867883B2 patent drawing
  • US8867883B2 patent drawing

AI summary

A breakout module includes a substantially cylindrical body having a first end face and an opposite, second end face. A multi-fiber port, like an MPO port, is provided within the first end face, or a cord having a multi-fiber connector, like an MPO connector, attached to its distal end exits the first end face. Plural duplex fiber ports are disposed within the second end face. A breakout cable is disposed within the body and connects the plural duplex fiber ports of the second end face to the multi-fiber port or connector associated with the first end face.