Vehicle Gateway Auto-Configuring Communication Protocols
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Solution Overview
Problem
Existing vehicle communication systems require manual re-configuration of devices when systems, services, or applications using different communication protocols are added or changed, leading to inefficiencies in data communication.
Innovation Solution
A data communication system featuring an interface gateway device that automatically detects and couples with data acquisition and client modules, cycling through available communication protocols to identify compatible protocols for seamless communication without manual re-configuration.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If manual configuration is used to communicate with systems using different protocols, then communication reliability is maintained, but device complexity and operational time increase
Solution Approach 1:
The gateway device automatically detects the communication protocol of connected systems and configures itself without manual intervention. The system self-identifies protocol types (CAN, LIN, MOST, FlexRay, Ethernet) and automatically adjusts communication parameters, eliminating the need for manual configuration while maintaining reliable communication across different protocols
Solution Approach 2:
The gateway dynamically changes communication parameters based on the detected protocol. When a new system is connected, the gateway monitors the signal characteristics, identifies the protocol type, and automatically adjusts transmission parameters such as baud rate, data format, and messaging conventions to match the connected system's requirements
2Measurement precision
If manual re-configuration is performed when new systems are added, then communication accuracy is maintained, but productivity decreases
Solution Approach 1:
The gateway is pre-programmed with a comprehensive library of communication protocols and messaging conventions. Before any connection is made, the system is ready to automatically recognize and adapt to different protocols by cycling through predefined communication configurations, ensuring accurate data communication is established immediately without manual re-configuration
Solution Approach 2:
The gateway continuously monitors the communication link to detect protocol characteristics and adjusts its behavior accordingly. When a new system is connected, the gateway receives initial signals, analyzes their protocol characteristics, and automatically adjusts its communication parameters to match, ensuring accurate data exchange without manual intervention
3Adaptability or versatility
If multiple communication configurations are stored on the device, then adaptability to different protocols is improved, but device complexity increases
Solution Approach 1:
The gateway device is designed as a universal communication interface that can handle multiple protocols (CAN, LIN, MOST, FlexRay, Ethernet) through a single integrated platform. Rather than requiring separate dedicated devices for each protocol, the gateway cycles through different communication configurations using the same hardware, reducing overall system complexity while maintaining broad protocol compatibility
Solution Approach 2:
The gateway transitions from static pre-configured devices to dynamic adaptive systems. Instead of having fixed configurations, the gateway dynamically selects and switches between different communication protocols based on real-time detection of the connected system's characteristics, allowing flexible adaptation to various protocols without manual re-configuration
Data Source
AI summary
A data communication system for a vehicle includes an interface gateway device that is configured to be communicatively coupled with a data acquisition module and a client module. The interface gateway device is further configured to receive a value of a data parameter related to operation of the vehicle from the data acquisition module and to communicate the value to the client module for performing a function for the vehicle. The interface gateway device also is configured to determine when either of the data acquisition module or the client module is communicatively coupled with the interface gateway device and to implement respective communication configurations associated with the data acquisition module or the client module to receive the value of the data parameter from the data acquisition module or communicate the value of the data parameter to the client module.