Abstract

The evolution of virtual reality technology allows users to immerse themselves into virtual environments, providing a new experience that is impossible in the real world. The appearance of cyber-physical systems and the Internet of things makes humans to understand and control the real world in detail. The integration of virtual reality into cyber-physical systems and the Internet of things may induce innovative education services in the near future. In this paper, we propose a novel, a virtual reality-based cyber-physical education system for efficient education in a virtual reality on a mobile platform, called VR-CPES. VR-CPES can integrate the real world into virtual reality using cyber-physical systems technology, especially using digital twin. We extract essential service requirements of VR-CPES in terms of delay time in the virtual reality service layer. In order to satisfy the requirements of the network layer, we design a new, real-time network technology interworking software, defined as network and time-sensitive network. A gateway function for the interworking is developed to make protocol level transparency. In addition, a path selection algorithm is proposed to make flexible flow between physical things and cyber things. Finally, a simulation study will be conducted to validate the functionalities and performance in terms of packet loss and delay as defined in the requirements.

Highlights

  • Internet of things (IoT) is a new paradigm that plugs things into the Internet in order to provide various intelligent services to the users

  • We propose a new type of education service called virtual reality-based cyber-physical education system (VR-CPES) to support the VR/augmented reality (AR) education services based on Cyber-physical systems (CPS)

  • We introduce a new driver-training service scenario in order to explain, in detail, what VR-CPES can provide for efficient training in wireless/mobile environments. e VR-CPES services are executed on a mobile device, which is a sort of the VR device

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Summary

Introduction

Internet of things (IoT) is a new paradigm that plugs things into the Internet in order to provide various intelligent services to the users. In the general IoT service, the physical things usually gather environment data and use them in mobile devices. The IoT platform for VRCPES must consider cloud and edge computing, which is responsible for generating, simulating, and analyzing the digital twin because a single mobile device cannot manage the uncountable resources of the physical thing and digital twin, respectively. E reliability of the virtual environment and digital twin is closely related to the seamless interworking of cyber-physical environments It depends on a dependable transmission of physical space and physical-thing data. We propose a novel VR-CPES platform to provide virtual reality contents for efficient education in the mobile environment, as mentioned in the above scenario, and a network framework that can satisfy the requirements for all contents. We propose a novel VR-CPES platform to provide virtual reality contents for efficient education in the mobile environment, as mentioned in the above scenario, and a network framework that can satisfy the requirements for all contents. e remainder of the paper is organized as follows: in Section 2, we summarize IoT platform, SDN, and TSN and describe insufficiency of each technology for the VR-CPES service; in Section 3, we propose the VR-CPES platform by describing each component of the platform and the real-time network framework for seamless VR-CPES service; Section 4 verifies the performance of the proposed real-time network framework; Section 5 concludes this paper

Related Works
The Proposed VR-CPES Platform
Experiments and Evaluation
Conclusion
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