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Review on V2X, I2X, and P2X Communications and Their Applications: A Comprehensive Analysis over Time.
José Manuel Lozano Domínguez1, Tomás Jesús Mateo Sanguino2
1Department of Electronic Engineering, Computer Systems and Automatics, University of Huelva, Av. de las Artes s/n, 21007 Huelva, Spain. jose.lozano@diesia.uhu.es.
Sensors (Basel, Switzerland)
|June 29, 2019
Summary
This study maps research on smart city transportation, focusing on vehicle-to-everything (V2X), infrastructure-to-everything (I2X), and pedestrian-to-everything (P2X) communications. It identifies key trends and technologies to enhance road safety and mobility.
Area of Science:
- Intelligent Transportation Systems
- Smart City Technologies
- Communication Networks
Background:
- Smart cities leverage technology to improve urban living, with transportation being a critical focus area.
- Key challenges in smart city transport include enhancing mobility and reducing traffic accidents.
- Vehicle-to-Everything (V2X), Infrastructure-to-Everything (I2X), and Pedestrian-to-Everything (P2X) communications are vital for smart transportation.
Purpose of the Study:
- To review the state-of-the-art in smart city transportation communications and applications.
- To establish a clear taxonomy for V2X, I2X, and P2X communications, reducing ambiguous acronyms.
- To identify research trends, future technologies, and key actors in smart city road-based communications.
Main Methods:
- Comprehensive literature review of 100 highly cited papers and patents.
- Statistical bibliometric analysis of 14,364 keywords from 3,422 contributions (1997-2018).
- Analysis of communication types, use cases, countries, organizations, terminology, and publication years.
Main Results:
- A detailed technological profile of smart city road communication research is presented.
- Identified dominant research areas and emerging trends in V2X, I2X, and P2X communications.
- Provided insights into the evolution of smart city transportation technologies and their applications.
Conclusions:
- The study offers a structured overview of the smart city transportation communication landscape.
- It provides a foundation for future research and development in intelligent transportation systems.
- Understanding these communication trends is crucial for advancing safer and more efficient urban mobility.
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