Autonomous Controller-Aware Scheduling of Intra-Platoon V2V Communications

Area of Science:

• Automotive Engineering
• Wireless Communications
• Control Systems

Background:

• Reliable vehicle-to-vehicle (V2V) communication is crucial for autonomous platooning.
• Heavy road traffic can challenge the reliability of V2V communications.
• Reducing radio resource usage is essential for efficient V2V systems.

Purpose of the Study:

• To investigate methods for reducing radio resource consumption in autonomous platooning.
• To analyze the impact of vehicle acceleration changes on inter-vehicle distance errors.
• To develop a resource-efficient communication strategy for safe autonomous platooning.

Main Methods:

• Derivation of formulas relating leader acceleration to inter-vehicle dynamics.
• Development of a heuristic algorithm for adaptive intra-platoon messaging periods.
• Simulation analysis of the proposed approach under various traffic conditions.

Main Results:

• The proposed method effectively reduces the number of intra-platoon transmissions.
• Formulas were derived to predict distance errors based on leader acceleration.
• The heuristic algorithm ensures safe platoon operation while minimizing resource use.

Conclusions:

• The proposed approach significantly reduces radio resource usage in autonomous platooning.
• Adaptive messaging periods, based on vehicle behavior, maintain safety constraints.
• This strategy offers a viable solution for efficient and safe autonomous vehicle coordination.