Switch Rack Hydra Length Variants for Cable Clutter Reduction
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Solution Overview
Problem
High port density switch rack systems face clutter and connectivity issues due to excess cable lengths in hydras, leading to errors in installation and activation of ports, as well as difficulties in retroactively connecting inactivated ports.
Innovation Solution
A family of hydras with varying lengths and secure connectors to minimize errors, combined with an organized switch rack system that includes a chassis, cards, and an aggregator with secure connectors and adaptors to ensure correct interconnections and easy activation of ports.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If hydras are pre-terminated with connectors to facilitate field connection, then ease of installation is improved, but excess cable length and clutter are generated
Solution Approach 1:
The patent implements multiple hydra length variants (6ft, 10ft, 15ft, 20ft) to match different installation distances. This parameter change eliminates excess cable length while maintaining pre-terminated convenience, directly resolving the contradiction between ease of installation and excess cable length.
2Area of stationary object
If high port density is implemented to minimize floor space, then area efficiency is improved, but cable clutter and installation errors increase
Solution Approach 1:
By providing hydras in multiple standardized length variants, the patent enables precise cable length matching for high-density port configurations. This reduces cable clutter generated by excessive length while maintaining the space-efficient high port density architecture.
3Adaptability or versatility
If uniform longest length hydras are used to accommodate all port locations, then adaptability is improved, but excess cable length and clutter are generated
Solution Approach 1:
The patent resolves this contradiction by offering multiple length variants (6ft, 10ft, 15ft, 20ft) instead of a single uniform length. Each variant is optimized for specific distance requirements, maintaining adaptability to different port locations while eliminating the excess cable length that would result from using the longest variant universally.
4Adaptability or versatility
If inactivated ports are activated retroactively, then system versatility is improved, but installation complexity and error risk increase due to clutter
Solution Approach 1:
The patent facilitates retroactive port activation by providing pre-terminated hydras in appropriate lengths. Technicians can simply install the correct-length hydra from the standardized variants without dealing with excess cable management, significantly reducing installation complexity and error risk compared to working with custom-length cables in cluttered environments.
Data Source
AI summary
In one embodiment, the system comprises: (a) a chassis; (b) one or more cards mounted in the chassis, each card having a plurality of switch ports, the plurality of switch ports being aligned in one or more columns; (c) an aggregator mounted adjacent the chassis, the aggregator having a plurality of bays, each bay being aligned with a card in the chassis, at least one of the bays having a faceplate comprising at least first and second aggregator ports aligned in a column; (d) at least first and second hydras, wherein each hydra comprises at least (i) a first connector; (ii) a plurality of second connectors; (iii) a plurality of conductors, each conductor connecting the first connector to one of the second connectors, the plurality of conductors being bundled together to form a trunk portion from the first connector to a breakout point, the plurality of conductors being separated into breakout portions from the breakout point to the second connectors; (iv) wherein the trunk portion of the first cable is longer than that of the second cable; and (e) wherein the first connector of the first hydra is connected to the first aggregator port and the second connectors of the first hydra are connected to a first set of switch ports, and the first connector of the second hydra is connected to the second aggregator port and the second connectors of the second hydra are connected to a second set of switch ports, wherein the first set of switch ports are further away from the aggregator than the second set of switch ports.