Preconnectorized Optical Cable Assemblies with Adjustable Tap Points

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Solution Overview

Problem

Data center cabling infrastructure requires flexible and efficient solutions to accommodate varying configurations, as traditional methods of installing multi-fiber cable networks are labor-intensive and costly, necessitating improved preconnectorized optical distribution cable assemblies that can adapt to different data center layouts.

Innovation Solution

A distribution cable assembly with adjustable tap points that allow for customizable spacing and configuration, enabling the routing of subunit cables to form tap cables of varying lengths, and incorporating a mesh material for flexibility and ease of installation, along with snap-fit mechanisms and grommets for strain relief.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If preconnectorized fiber optic cables are used to improve installation efficiency, then installation time and labor costs are reduced, but flexibility to accommodate different data center configurations is limited

Engineering Contradiction:
Improveinstallation efficiencyVSAvoidflexibility for different configurations
Core Design Contradiction:
ProductivityVSAdaptability or versatility

Solution Approach 1:

The distribution cable is divided into multiple subunit cables (e.g., 6, 8, 12, or 24 subunits) that can be independently routed and terminated. Each subunit cable contains one or more optical fibers, allowing selective activation and configuration based on specific data center requirements while maintaining the benefits of preconnectorized installation

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The cable assembly incorporates adjustable spacing between subunit cables and flexible routing capabilities, enabling the infrastructure to adapt dynamically to different data center layouts and configurations. The preconnectorized design maintains ease of installation while the modular structure provides configurability

Inventive Principle:
Principle #15Dynamics

2Power

If high-density optical components are incorporated to meet performance demands, then bandwidth and data transmission capability are improved, but space requirements and installation complexity increase

Engineering Contradiction:
Improvebandwidth capacityVSAvoidcabling infrastructure complexity
Core Design Contradiction:
PowerVSDevice complexity

Solution Approach 1:

Multiple optical fibers are nested within subunit cables, which are in turn nested within the main distribution cable. This hierarchical nesting allows high fiber density (multiple fibers per subunit, multiple subunits per cable) while maintaining organized, manageable structure that reduces installation and maintenance complexity

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The patent transitions from traditional single-cable configurations to a multi-dimensional cable assembly structure with multiple subunit cables arranged in specific patterns (e.g., star-wrapped, stranded). This spatial arrangement optimizes fiber density while maintaining flexibility and reducing bending radius constraints

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

Data Source

PatentUS20240118498A1Preconnectorized optical distribution cable assemblies and corresponding methods of deployment
Publication Date: 2024.04.11 CORNING RES & DEV CORP
  • US20240118498A1 patent drawing
  • US20240118498A1 patent drawing
  • US20240118498A1 patent drawing

AI summary

The present disclosure relates to a distribution cable assembly that has various features to enable flexible configurations to accommodate various data center configurations.