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Efficient Communications in V2V Networks with Two-Way Lanes Based on Random Linear Network Coding.

Yiqian Zhang1,2, Tiantian Zhu1, Congduan Li1,2

  • 1School of Electronics and Communication Engineering, Sun Yat-sen University, Shenzhen 518107, China.

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|October 28, 2023
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Summary
This summary is machine-generated.

Random linear network coding (RLNC) significantly cuts vehicle-to-vehicle communication latency. This method improves performance in intelligent transportation systems, even with high packet loss.

Keywords:
dynamic topologylatency reductionrandom linear network codingvehicle-to-vehicle communication

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Area of Science:

  • Intelligent Transportation Systems
  • Wireless Communication Networks
  • Network Coding Theory

Background:

  • Vehicle-to-vehicle (V2V) communication is crucial for intelligent transportation systems.
  • Dynamic network topologies in V2V scenarios pose challenges for traditional communication methods.
  • Existing V2V communication systems often struggle with latency and packet loss under varying conditions.

Purpose of the Study:

  • To investigate the effectiveness of random linear network coding (RLNC) in V2V communication.
  • To model V2V communication as a dynamic multi-source single-sink network with two-way lanes.
  • To analyze the impact of RLNC on communication latency and its probability distribution.

Main Methods:

  • Modeling V2V communication as a dynamic multi-source single-sink network.
  • Employing random linear network coding (RLNC) to overcome network topology changes.
  • Deriving the lower bound for the generation probability of RLNC.
  • Simulating and analyzing latency distributions under various packet loss rates and batch sizes.

Main Results:

  • The proposed RLNC scheme significantly reduces communication latency in V2V networks.
  • Performance improvements were observed even under challenging channel conditions, such as high packet loss rates.
  • The study analyzed the probability and cumulative probability distributions of latency.

Conclusions:

  • RLNC is a viable and effective technique for enhancing V2V communication efficiency.
  • The RLNC scheme offers a robust solution for mitigating latency in dynamic V2V environments.
  • This approach provides a foundation for developing more reliable and responsive intelligent transportation systems.