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Real-Time XR Streaming and Synchronization for Autonomous

  • Journal of Internet of Things and Convergence
  • Abbr : JKIOTS
  • 2025, 11(5), 20
  • Publisher : The Korea Internet of Things Society
  • Research Area : Engineering > Computer Science > Internet Information Processing
  • Received : August 24, 2025
  • Accepted : October 3, 2025
  • Published : October 31, 2025

Jung Soo Han 1

1백석대학교

Accredited

ABSTRACT

This paper provides an in-depth analysis of the system requirements and implementation strategies for real-time XR streaming and synchronization technologies in autonomous vehicle environments. As autonomous vehicles evolve into mobile experiential spaces, there is an increasing need for XR systems that can simultaneously achieve ultra-low latency, high-precision synchronization, and adaptive responsiveness. To address this, the study examines major streaming protocols such as WebRTC, MPEG-DASH, QUIC, and SRT, along with IEEE 1588 PTP and TSN-based time synchronization technologies. The feasibility of these approaches is further explored through case studies including NVIDIA CloudXR, Edge AI-based predictive rendering, and Intel TCC. The proposed system is structured as a five-layer architecture consisting of a data collector, streaming server, edge gateway, synchronization engine, and XR renderer, with a detailed explanation of the functional roles and interactions across layers. Key technical challenges—such as bandwidth bottlenecks in high-resolution XR content transmission, data reception delays during high-speed mobility, and visual incoherence caused by frame desynchronization —are identified. To address these issues, the study proposes an integrated design approach combining adaptive streaming, MEC-based distributed processing, and precise synchronization algorithms. In conclusion, real-time XR streaming and synchronization technologies are positioned as essential infrastructures that ensure both the safety and immersive user experience of autonomous vehicles. The study emphasizes that a strategic integration of MEC, edge AI, and standardized protocols is crucial for achieving reliable and high-performance XR environments in future autonomous mobility systems.

Citation status

* References for papers published after 2024 are currently being built.