Modular Breakout Cable for Rack Server Connectivity
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Solution Overview
Problem
Fiber optic cables in computing racks often become damaged, leading to signal distortion and requiring complete cable replacement, which disrupts multiple servers and causes downtime.
Innovation Solution
A modular breakout cable design that allows independent removal and replacement of sections, maintaining connectivity between servers and network switches, thus minimizing downtime by only replacing the affected modular portion.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a complete fiber optic cable is replaced when damaged, then signal transmission reliability is restored, but all connected servers must be taken offline causing downtime
Solution Approach 1:
The cable assembly is divided into multiple independent modular sections, each with its own connectors. When damage occurs, only the affected module needs to be replaced rather than the entire cable, allowing other modules to remain operational and connected to servers.
Solution Approach 2:
The damaged modular section is extracted and removed from the cable assembly, leaving the remaining functional modules intact and connected to the network switch and servers, thus maintaining system operation while replacing only the faulty component.
2Reliability
If a complete fiber optic cable is replaced when damaged, then cable functionality is restored, but replacement complexity and effort increase
Solution Approach 1:
The cable is segmented into standardized modular sections with uniform connectors. This segmentation allows technicians to replace only the damaged section rather than handling an entire cable, significantly reducing repair complexity and effort.
Solution Approach 2:
Only the damaged modular section is discarded and replaced, while the functional modules are retained and reused in the reassembled cable assembly, reducing waste and repair effort.
3Reliability
If fiber cables are installed in computing racks, then network connectivity is established, but cables become susceptible to bending and damage
Solution Approach 1:
Segmenting the cable into modular sections with connectors creates natural flex points that can accommodate bending without damaging the fiber optic strands, as the rigid connector interfaces protect the flexible cable sections.
Solution Approach 2:
The modular connector design provides protective interfaces at connection points, cushioning the cable against bending stresses and physical damage that would otherwise propagate along the entire cable length.
Data Source
AI summary
A breakout cable, including a first portion of the cable coupled to a network switch, wherein at least a first section of the first portion is located within a volume inside of side walls of the computing rack, the first section of the first portion including first and second connectors and extending in a first direction; a second portion of the cable including a third connector, the third connector coupled to the first connector of the first portion and the first network interface module connected to a first server, the second portion of the cable extending in a second direction transverse to the first direction; a third portion of the cable including a fourth connector and, the fourth connector coupled to the second connector of the first portion and the second network interface module connected to a second server, the third portion of the cable extending in the second direction.