Rack-Mounted Breakout Box for High Fiber Count Optical Cable Distribution

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Solution Overview

Problem

Conventional optical fiber communication networks face challenges in managing high-fiber count cables, as large cables are difficult to handle and require separation, leading to reduced signal quality and increased space requirements due to additional connection points.

Innovation Solution

The introduction of a rack-mounted breakout box system that allows for the distribution of optical fibers to multiple network racks within a single enclosure, minimizing clutter and protecting fibers while enabling easy access, by separating the fibers inside the box and routing them through conduits to respective modules.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If large cables are separated into multiple cables upstream from the network rack, then handling difficulty is reduced, but signal quality deteriorates and space requirements increase

Engineering Contradiction:
Improvehandling difficultyVSAvoidsignal quality
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent applies segmentation by dividing the large cable into multiple smaller cables at a centralized location (the breakout box) rather than upstream. This allows the main cable to remain intact for optimal signal quality while still enabling manageable distribution through organized separation points with proper splicing and routing infrastructure.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If large cables are separated into multiple cables upstream from the network rack, then handling difficulty is reduced, but space requirements increase

Engineering Contradiction:
Improvehandling difficultyVSAvoidspace requirements
Core Design Contradiction:
Ease of operationVSArea of stationary object

Solution Approach 1:

The patent implements segmentation at a centralized breakout box location rather than distributing separation points throughout the network infrastructure. This consolidates the space required for cable management into a single organized location, reducing overall space requirements while maintaining ease of handling through proper cable organization and routing.

Inventive Principle:
Principle #1Segmentation

3Reliability

If high-fiber count optical cables are routed directly to network racks, then signal quality is maintained, but handling difficulty increases

Engineering Contradiction:
Improvesignal qualityVSAvoidhandling difficulty
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent introduces an intermediary device (breakout box) that serves as a mediator between the high-fiber count optical cable and the network rack. This intermediary allows the cable to be routed directly to the rack for optimal signal quality while providing a centralized location for cable management, separation, and organization, thereby reducing handling difficulty.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Productivity

If breakout boxes are used to distribute fibers, then installation time is reduced, but device complexity increases

Engineering Contradiction:
Improveinstallation timeVSAvoiddevice complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent applies universality by designing the breakout box as a multi-functional device that combines cable separation, fiber organization, routing, and protection functions into a single standardized unit. This universal design reduces installation time by eliminating the need for multiple separate components while managing complexity through standardization and integration of functions.

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

Data Source

PatentUS20190113704A1System and method for distributing high fiber count optical cable to network racks
Publication Date: 2019.04.18 SUMITOMO ELECTRIC LIGHTWAVE
  • US20190113704A1 patent drawing
  • US20190113704A1 patent drawing
  • US20190113704A1 patent drawing

AI summary

A rack-level breakout box, system, and method for distributing high-fiber count optical fiber cables to one or more network racks. External routing of incoming and outgoing cables around the rack is kept neat and orderly, with one large cable serving a fully populated rack and, optionally, multiple racks. A flexible mounting configuration is further provided.