Vehicle Control Unit for Higher-Level Traffic Coordination
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Solution Overview
Problem
Modern motor vehicles lack the ability to effectively integrate into higher-level traffic control systems, as they do not have an overview of the entire traffic situation and cannot anticipate changes, leading to difficulties in balancing individual vehicle interests with the broader traffic system's needs.
Innovation Solution
A motor vehicle equipped with a control unit that includes a situation interpretation module, assessment module, and control module, which receives instructions from a higher-level traffic management system, allowing it to independently analyze its surroundings and coordinate movements with other vehicles, while providing the traffic control system with its movement reserves for comprehensive oversight.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If a higher-level traffic control system is implemented to coordinate multiple vehicles, then traffic flow efficiency is improved, but system complexity increases due to the need for centralized control and communication infrastructure
Solution Approach 1:
The control system is segmented into multiple independent control units, each responsible for a specific vehicle or small group of vehicles. Each control unit can independently process local traffic information and make control decisions, while still contributing to the overall traffic flow optimization. This segmentation reduces the complexity of centralized control while maintaining system-wide coordination effectiveness.
2Adaptability or versatility
If centralized traffic control is implemented to achieve comprehensive traffic management, then coordination capability is improved, but information processing requirements and communication infrastructure complexity increase
Solution Approach 1:
The control unit combines multiple functions including local situation assessment, control decision-making, and communication capabilities into a single integrated component. This merging reduces the need for separate communication infrastructure and simplifies the overall system architecture while maintaining comprehensive coordination capability through the unified control unit's ability to process and transmit relevant information.
3Speed
If individual vehicles make independent control decisions, then response speed is improved, but overall traffic coordination capability deteriorates
Solution Approach 1:
The control unit implements a feedback mechanism where control decisions are made independently and rapidly at the vehicle level, while simultaneously communicating with other control units to share information about traffic conditions and control actions. This feedback loop enables individual vehicles to respond quickly to local conditions while maintaining overall traffic coordination through continuous information exchange and adaptive adjustment of control strategies.
Data Source
Figure 1
AI summary
In a motor vehicle comprising a control unit (2) for outputting actuators for controlling the motor vehicle and a communication unit (10), it is proposed that the control unit (2) includes a situation interpretation module (3), an evaluation module (4), and a control module (5); that the communication unit (10) is coupled to and configured with the situation interpretation module (3) and the evaluation module (4) to receive target data (7) from a higher-level traffic control system and to send reserve data (8) regarding the movement possibilities of the motor vehicle to the higher-level traffic control system; that the situation interpretation module (3) is configured to create a situation model with model parameters based on input parameters (6) and to determine the reserve data (8) from the situation model; that the evaluation module (4) is coupled to and configured with the situation interpretation module (3) on its input side.to determine a control strategy specification based on at least one first evaluation criterion, at least one second evaluation criterion specified by the target data (7) and the model parameters, and that the control module (5) is coupled on the input side with the situation interpretation module (3) and the evaluation module (4) and is configured to determine and output the manipulated variables based on the control strategy specification and the model parameters.