Outdoor Hardened Exo-Modular Multi-PHY Switch
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Solution Overview
Problem
The increasing demand for bandwidth capacity in telecommunications, driven by user-generated content and multi-service devices, necessitates efficient packet switching solutions that can handle various physical media types and operate in outdoor environments, where traditional switches are limited by distance-dependent performance and high maintenance costs.
Innovation Solution
An outdoor hardened, exo-modular, multi-PHY Ethernet switching device that can be mounted anywhere, featuring modular design for easy maintenance and expansion, capable of handling multiple transmission media types, and operating across a wide temperature range, with a mid-plane connector system eliminating internal cables and enabling hot-swapping of modules.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional switches are located in air-conditioned buildings, then they operate reliably, but housing and maintenance costs increase
Solution Approach 1:
The switch is divided into modular components including a weatherproof housing, removable front panel, and separate module slots that can be independently accessed. This segmentation allows the switch to be deployed outdoors while maintaining reliability through protected internal components, reducing housing and maintenance costs by eliminating the need for expensive air-conditioned facilities.
Solution Approach 2:
The switch is designed to operate within extended temperature ranges from -40°C to +60°C, changing the operational parameters from traditional indoor climate control to outdoor environmental tolerance. This parameter change enables outdoor deployment, reducing housing costs while maintaining reliable operation through hardened design elements.
2Productivity
If the optical-to-copper conversion point is moved outdoors, then bandwidth performance on copper pairs improves, but device exposure to environmental factors increases
Solution Approach 1:
The switch housing incorporates weatherproof sealing with flexible gaskets and O-rings that create protective barriers against moisture and environmental factors. This allows the optical-to-copper conversion point to be deployed outdoors, improving bandwidth performance on copper pairs while protecting internal components from environmental exposure.
Solution Approach 2:
The housing utilizes composite construction with weather-resistant materials including corrosion-resistant metals and sealed plastic components. This composite design enables outdoor deployment in harsh environments while maintaining the bandwidth performance improvements achieved by moving the conversion point outdoors.
3Productivity
If intelligent switching devices are located nearer to capacity usage points, then bandwidth distribution and contention resolution improve, but device deployment flexibility is reduced
Solution Approach 1:
The switch is segmented into modular components with standardized mounting interfaces that can be deployed at various locations including outdoor cabinets, pole mounts, and indoor facilities. This segmentation enables the intelligent switching device to be placed nearer to capacity usage points for improved bandwidth distribution while maintaining deployment flexibility across different locations.
Solution Approach 2:
The switch design incorporates multi-dimensional mounting options including wall mounts, pole mounts, and cabinet installations, adding spatial flexibility to the deployment. This allows the device to be positioned optimally for bandwidth distribution while adapting to various installation environments.
4Ease of repair
If exo-modular design is implemented, then maintenance and repair operations improve, but device complexity increases
Solution Approach 1:
The switch is divided into standardized modular modules including power modules, line modules, and control modules that can be independently removed and replaced. This segmentation dramatically improves maintenance and repair operations while managing device complexity through standardized interfaces and modular architecture.
Solution Approach 2:
The exo-modular design enables dynamic reconfiguration of the switch by allowing modules to be added, removed, or replaced during operation. This dynamic capability improves maintenance operations while managing complexity through hot-swappable connections and automated module recognition systems.
Data Source
AI summary
The present invention relates to a data distribution device comprising of a core electronics suite having at least two data ports where each port is in communication with its own network transport medium. At least two broadband transceivers, each in communication with its own broadband data port, enable sending and receiving of broadband data signals. At least two converters, each in communication with its own transceiver, enable the conversion of RF modulated data signals into data packets and the conversion of data packets into RF modulated data signals. The device includes a data switch, in communications with at least two converters and at least two broadband transceivers, for inspecting and routing data packets between data ports; a processor in communication with the data switch that controls the sending and receiving of data packets between at least two converters; and an exterior housing that is sealed and environmentally hardened to allow the data switch, the processor, and the converters with their transceivers, to operate in an outdoor environment.