Bidirectional Serial-Ethernet Data Conversion Apparatus
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Solution Overview
Problem
Existing systems for Serial and Ethernet protocol conversion are limited to unidirectional data flow, lacking the capability for bi-directional communication and data modification, which restricts their application in complex data management and monitoring scenarios.
Innovation Solution
A multi-directional Serial-Ethernet data conversion apparatus featuring a printed circuit board with integrated circuits and a microcontroller for real-time signal conversion between Serial, Ethernet, and optional radio interfaces, enabling bi-directional data flow and optional data modification, along with Power over Ethernet capabilities and electrical isolation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If unidirectional Serial-to-Ethernet conversion is implemented using integrated circuits, then data conversion capability is achieved, but bi-directional communication capability is lost
Solution Approach 1:
The patent combines multiple conversion functions (Serial-to-Ethernet, Ethernet-to-Serial, USB-to-Ethernet, Ethernet-to-USB) into a single integrated device. The microcontroller unit coordinates multiple interface circuits to enable bidirectional communication, merging what would traditionally require separate unidirectional converters into one versatile apparatus that can handle data flow in multiple directions simultaneously.
Solution Approach 2:
The conversion apparatus is designed with universal functionality to support multiple protocol conversions beyond just Serial-to-Ethernet. The system can convert between Serial, USB, and Ethernet protocols in both directions, making it a multi-functional device that adapts to various communication needs without requiring separate specialized hardware for each conversion type.
2Adaptability or versatility
If data modification is added to the conversion system, then data management capability is improved, but system complexity increases
Solution Approach 1:
The microcontroller is programmed with pre-configured data modification rules and protocols. Before data is transmitted between interfaces, the system applies predefined transformation rules, filtering criteria, and protocol adaptations. This preliminary processing of data within the conversion apparatus reduces the need for complex post-processing and simplifies the overall system architecture by handling modifications proactively during the conversion process.
3Ease of operation
If Power over Ethernet is implemented, then power connection requirements are reduced, but dependency on Ethernet network infrastructure increases
Solution Approach 1:
The conversion apparatus utilizes the Ethernet network infrastructure to provide its own power requirements through Power over Ethernet technology. The device extracts electrical power from the data transmission medium itself, eliminating the need for separate power connections and reducing installation complexity. This self-service approach allows the apparatus to be powered through the existing network infrastructure without requiring additional power supply components or complex wiring modifications.
Data Source
AI summary
A serial interface-Ethernet interface data conversion apparatus includes a printed circuit board, a microcontroller controlling operations on the printed circuit board and a power input connection for providing power to components on the printed circuit board. One or more serial interface is provided along with an Ethernet interface. The microcontroller is programmed to convert a signal input received via the one or more serial interface to a signal output via one of the Ethernet interface and to convert a signal input received via the Ethernet interface to a signal output via the one or more serial interface.