Mixed-Media Ethernet Switching for Low-Power Multi-Port Networking
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Solution Overview
Problem
Conventional Ethernet switches are power-intensive due to the requirement of transceivers for each port, and many low-power microcontrollers lack traditional Ethernet ports, making it difficult to implement efficient communication on local area networks.
Innovation Solution
A mixed-media Ethernet switch that utilizes MAC-to-MAC modes and non-traditional media like SPI and UART to deliver Ethernet frames, reducing power consumption and enabling communication across various devices on a single network, including traditional and non-traditional media, using SatCat5 software.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional Ethernet switches use transceivers for each port to enable communication over building-scale distances, then communication reliability is improved, but power consumption increases significantly
Solution Approach 1:
The patent applies local quality by making each port's transceiver optional rather than mandatory. The switch allows users to enable transceivers only on specific ports where long-distance communication is needed, while other ports can operate in low-power mode without transceivers. This resolves the contradiction by providing communication reliability only where locally required rather than universally across all ports.
Solution Approach 2:
The patent implements dynamics by allowing the switch to dynamically adjust its operation mode based on actual communication needs. The system can switch between transceiver-enabled and transceiver-less modes on different ports, and can adaptively enable or disable transceivers based on link detection and communication requirements. This dynamic adaptation resolves the contradiction by optimizing the balance between reliability and power consumption in real-time.
2Adaptability or versatility
If Ethernet switches require transceivers on each port to support standard Ethernet communication, then communication capability is improved, but device complexity increases
Solution Approach 1:
The patent applies universality by designing a switch that can operate in multiple modes: with transceivers for standard Ethernet communication and without transceivers for low-power operation. The same hardware platform supports both traditional Ethernet ports and transceiver-less ports, making the device universally applicable to different communication scenarios. This resolves the contradiction by providing versatile communication capability without requiring separate complex hardware for each mode.
Solution Approach 2:
The patent implements segmentation by dividing the switch into independent port modules, where each port can be configured with or without a transceiver based on specific requirements. This modular approach allows the system to be segmented into high-reliability segments (with transceivers) and low-power segments (without transceivers), resolving the contradiction by allowing communication capability where needed while reducing overall device complexity through optional components.
3Length of stationary object
If transceivers are installed on all ports to ensure communication over long distances, then communication range is improved, but cost increases
Solution Approach 1:
The patent applies local quality by enabling long-distance communication capability only on specific ports where it is actually needed, rather than equipping all ports with transceivers. This allows the system to achieve the required communication range in critical areas while avoiding the unnecessary cost of installing transceivers on ports that will be used for short-distance or low-power communication.
Solution Approach 2:
The patent implements partial action by providing transceiver capability only to the extent necessary for each port's specific requirements. Rather than providing excessive transceiver coverage on all ports, the system applies transceivers partially - only where the communication range requirement exceeds what can be achieved without them, thus optimizing the balance between communication range and manufacturing cost.
Data Source
AI summary
A mixed-media Ethernet switch (the “switch”) is configured to allow a variety of devices to communicate on a given network. The switch includes a plurality of ports. Each of the plurality of ports are configured to connect with, and communicate with, a corresponding traditional medium or non-traditional medium.