Invisible Optical Drop Cable Routing for Multi-Dwelling Units
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Solution Overview
Problem
The installation of optical fibers in multiple dwelling units (MDUs) faces challenges related to aesthetics, as fiber optic cable housings and receptacles can be visible and inconveniently placed, and there is a lack of suitable pathways for optical fiber drop cables, making management and maintenance difficult due to the risk of damage and the need for protection.
Innovation Solution
A method and system for creating and routing optical fiber drop cables using a feeding tool that forms a tube with a slit for inserting optical fibers, combined with a transition assembly comprising a transition plug and routing plug to route fibers from the exterior to the interior of dwelling units, providing a hidden pathway and secure mounting.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If optical fiber drop cables are routed through visible housings or receptacles, then cable management is simplified, but aesthetics deteriorate due to visible cables and inconvenient placement
Solution Approach 1:
The patent extracts the optical fiber cable from visible housings or receptacles and routes it through hidden pathways within the wall structure. The cable is fed through a cable access assembly that creates concealed routes, removing the cable from public view while maintaining functional access points.
Solution Approach 2:
The cable access assembly acts as an intermediary device that facilitates cable routing through the wall structure. It includes components like feed holes, routing channels, and mounting mechanisms that mediate between the external cable entry and internal termination points, enabling hidden pathways while maintaining ease of installation.
2Shape
If molding is added to create hidden pathways for optical fiber cables, then aesthetics improve by hiding cables, but device complexity increases due to additional components and installation steps
Solution Approach 1:
The cable access assembly merges multiple functions into a single integrated device: it provides the feed hole for cable entry, contains routing channels for cable management, offers mounting surfaces for secure installation, and creates the hidden pathway structure. This consolidation reduces the need for separate molding components while achieving aesthetic goals.
Solution Approach 2:
The cable access assembly is designed as a universal component that can be mounted on various wall surfaces and accommodate different cable routing requirements. It serves multiple purposes simultaneously: structural support, cable protection, aesthetic concealment, and installation flexibility, thereby reducing overall system complexity.
3Ease of manufacture
If optical fiber cables are exposed without protection, then installation is simpler, but reliability deteriorates due to increased risk of damage
Solution Approach 1:
The cable access assembly nests the optical fiber cable within its protected structure. The cable passes through feed holes and routing channels that are embedded within the assembly's body, providing multiple layers of protection while maintaining a compact, integrated design that does not complicate installation.
Solution Approach 2:
The cable access assembly provides beforehand cushioning by incorporating protective routing channels and structured pathways that cushion and protect the cable from potential damage sources such as sharp edges, mechanical stress, or environmental factors before the cable is fully installed and operational.
Data Source
AI summary
The present disclosure relates to a process by which an optical fiber drop cable is created and routed in a multiple dwelling unit (“MDU”). The optical fiber drop cable is formed with a feeding tool, and the optical fiber drop cable includes a tube having optical fibers enclosed within the tube. The feeding tool creates a slit within the tube through which optical fibers are fed and thereby inserted into the tube along the tube's length. Once the tube exits the feeding tool with the optical fibers enclosed (thereby forming the optical fiber drop cable), the optical fiber drop cable is then routed into an individual dwelling unit of the MDU by a transition assembly including a transition plug and a routing plug that leads an optical fiber from an exterior of the individual dwelling unit to a subscriber termination point in an interior of the individual dwelling unit.