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Towards Dynamic V2X Infrastructure: Joint Deployment and Optimization of 6DMA-Enabled RSUs
Xianjing Wu1, Ruizhe Huang1, Chuliang Wei1
1Department of Electronic Engineering, College of Engineering, Shantou University, Shantou 515063, China.
Sensors (Basel, Switzerland)
|January 28, 2026
Summary
This paper introduces DyDO, a dynamic framework for optimizing Roadside Unit (RSU) deployment in 6G Vehicle-to-Everything (V2X) networks. DyDO enhances adaptive coverage using Six-Dimensional Movable Antenna (6DMA) technology.
Area of Science:
- Telecommunications Engineering
- Wireless Networks
- Intelligent Transportation Systems
Background:
- 6G evolution necessitates advanced Vehicle-to-Everything (V2X) networks.
- Six-Dimensional Movable Antenna (6DMA) technology enables dynamic beam-steering for Roadside Units (RSUs).
- Existing RSU deployment strategies are ill-suited for dynamic coverage capabilities.
Purpose of the Study:
- To propose DyDO, a novel Dynamic Deployment and Optimization framework for 6DMA-enabled RSUs.
- To address the deployment-optimization mismatch in future V2X networks.
- To enhance adaptive coverage and network performance in dynamic environments.
Main Methods:
- DyDO decouples deployment into slow (offline) and fast (online) timescale modules.
- An offline module uses historical traffic data and the Dynamic Potential Score (DPS) for RSU location optimization.
- An online module employs Sequential Angular Search (SAS) for real-time beam steering.
Main Results:
- DyDO significantly outperforms conventional static RSU deployment methods.
- The Dynamic Potential Score (DPS) effectively quantifies location suitability for dynamic adaptation.
- Extensive experiments on real-world trajectory data validate the framework's efficacy.
Conclusions:
- Dynamic-aware deployment is crucial for leveraging 6DMA capabilities in V2X systems.
- The DyDO framework offers a robust solution for optimizing RSU placement and operation.
- This research paves the way for more efficient and adaptive future wireless communication systems.
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