Results 21 to 30 of about 19,499 (251)

Non-Uniform Microstrip Antenna Array for DSRC in Single-Lane Structures

open access: yesSensors, 2016
Vehicular communications have been subject to a great development in recent years, with multiple applications, such as electronic payments, improving the convenience and comfort of drivers.
Tiago Varum, João N. Matos, Pedro Pinho
doaj   +1 more source

Conceptualising quality early childhood education: Learning from young children in Brazil and South Africa through creative and play‐based methods

open access: yesBritish Educational Research Journal, EarlyView., 2023
Abstract Early childhood has increasingly been acknowledged as a vital time for all children. Inclusive and quality education is part of the United Nations Sustainable Development Goals, with the further specification that all children have access to quality pre‐primary education.
Laura H. V. Wright   +8 more
wiley   +1 more source

Comparison of Radio Frequency and Visible Light Propagation Channels for Vehicular Communications

open access: yesIEEE Access, 2018
Recent research has shown that both radio and visible light waves can be used to enable communications in highly dynamic vehicular environments. However, the roles of these two technologies and how they interact with each other in future vehicular ...
Lin Cheng   +3 more
doaj   +1 more source

Geo-Based Resource Allocation for Joint Clustered V2I and V2V Communications in Cellular Networks

open access: yesIEEE Access, 2023
Cellular vehicle-to-everything (C-V2X) communications have gained traction as they can improve safe driving, efficiency, and convenience. However, mobility and the rising number of vehicles make the efficiency of resource allocation (RA) schemes more ...
Jaafar Sadiq Alrubaye   +1 more
doaj   +1 more source

Feasibility Analysis of Vehicle-to-vehicle Communication on Suburban Road

open access: yesPromet (Zagreb), 2013
With the evolution of advanced wireless communication technologies, tremendous efforts have been invested in vehicular networking, particularly the construction of a vehicle-to-vehicle communication system that supports high speed and mobility.
Luoyi HUANG   +3 more
doaj   +1 more source

Performance analysis of dedicated short range communications technology and overview of the practicability for developing countries

open access: yesThe Journal of Engineering, 2015
Vehicular communication is a widely researched field and aims at developing technologies that may complement systems such as the advanced driver assistance systems.
Vandana Bassoo   +2 more
doaj   +1 more source

A DSRC-Based Vehicular Positioning Enhancement Using a Distributed Multiple-Model Kalman Filter

open access: yesIEEE Access, 2016
Some inherent shortcomings of the global positioning systems (GPSs), such as limited accuracy and availability, limit the positioning performance of a vehicular location system in urban harsh environments.
Yunpeng Wang   +4 more
doaj   +1 more source

Recent Advances and Challenges in Security and Privacy for V2X Communications

open access: yesIEEE Open Journal of Vehicular Technology, 2020
In recent studies, vehicular networks have been considered as a promising solution to achieve better traffic management and to improve the driving experience of drivers. In vehicular networks, vehicle-to-everything (V2X) services, e.g.
Jiaqi Huang   +3 more
doaj   +1 more source

Throughput and Economics of DSRC-Based Internet of Vehicles

open access: yesIEEE Access, 2018
Vehicular mesh networks could be an important new way to provide Internet access in urban areas using dedicated short range communications (DSRC). In some circumstances, DSRC technology is more cost-effective than expanding the capacity of cellular ...
Alexandre K. Ligo   +3 more
doaj   +1 more source

Ubiquitous Integrity via Network Integration and Parallelism—Sustaining Pedestrian/Bike Urbanism

open access: yesAlgorithms, 2013
Nowadays, due to the concern regarding environmental issues, establishing pedestrian/bike friendly urbanism is widely encouraged. To promote safety-assured, mobile communication environments, efficient, reliable maintenance, and information integrity ...
Li-Yen Hsu
doaj   +1 more source

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