Results 21 to 30 of about 19,422 (148)

Low-Cost Transceiver Architectures for 60 GHz Ultra Wideband WLANs

open access: yesInternational Journal of Digital Multimedia Broadcasting, 2009
Millimeter-wave multiport transceiver architectures dedicated to 60 GHz UWB short-range communications are proposed in this paper. Multi-port circuits based on 90° hybrid couplers are intensively used for phased antenna array, millimeter-wave modulation ...
S. O. Tatu, E. Moldovan, S. Affes
doaj   +1 more source

QoE-Based Resource Allocation for Heterogeneous Multi-Radio Communication in Software-Defined Vehicle Networks

open access: yesIEEE Access, 2018
Recently, vehicle to everything (V2X) communications have drawn a significant amount of attention. Emerging V2X applications demand the efficient utilization of heterogeneous access technologies, such as long-term evolution (LTE), Wi-Fi, and dedicated ...
Wei Huang   +5 more
doaj   +1 more source

TRAFFIC CONTROLLED-DEDICATED SHORT RANGE COMMUNICATION: A SECURE COMMUNICATION USING TRAFFIC CONTROLLED DEDICATED SHORT RANGE COMMUNICATION MODEL IN VEHICULAR AD HOC NETWORKS FOR SAFETY RELATED SERVICES [PDF]

open access: yesJournal of Computer Science, 2014
To increase the road safety and secure communicatio n among the vehicles in the network environment, Dedicated Short Range Communication (DSRC) is followed. Nowadays, research over DSRC is dramatically increased for enhancing the road safety applications.
K. Chandramohan, P. Kamalakkannan
openaire   +1 more source

Review of V2X–IoT Standards and Frameworks for ITS Applications

open access: yesApplied Sciences, 2020
The intelligent transport system (ITS) has become one of the most globally researched topics with a lot of investment and development resources being dedicated into it due to its foreseen impact on the economic growth of the transport sector.
Karolis Kiela   +7 more
doaj   +1 more source

Adaptive Message Rate Control of Infrastructured DSRC Vehicle Networks for Coexisting Road Safety and Non-Safety Applications

open access: yesInternational Journal of Distributed Sensor Networks, 2012
Intelligent transport system (ITS) has large potentials on road safety applications as well as nonsafety applications. One of the big challenges for ITS is on the reliable and cost-effective vehicle communications due to the large quantity of vehicles ...
Wenyang Guan   +4 more
doaj   +1 more source

MHAV: Multitier Heterogeneous Adaptive Vehicular Network with LTE and DSRC

open access: yesICT Express, 2017
Enabling cooperation between vehicles form vehicular networks, which provide safety, traffic efficiency and infotainment. The most vital of these applications require reliability and low latency.
S. Ansari   +4 more
doaj   +1 more source

A Review on IEEE 802.11p for Intelligent Transportation Systems

open access: yesJournal of Sensor and Actuator Networks, 2020
Road safety is an active area of research for the automotive industry, and certainly one of ongoing interest to governments around the world. The intelligent transportation system (ITS) is one of several viable solutions with which to improve road safety,
Fabio Arena   +2 more
doaj   +1 more source

Modified U Slot Patch Antenna with Large Frequency Ratio for Vehicle-to-Vehicle Communication

open access: yesSensors, 2023
This paper presents a single-fed, single-layer, dual-band antenna with a large frequency ratio of 4.74:1 for vehicle-to-vehicle communication. The antenna consists of a 28 GHz inset-fed rectangular patch embedded into a 5.9 GHz patch antenna for dual ...
Sandhiya Reddy Govindarajulu   +4 more
doaj   +1 more source

Low Profile Dual-Band Shared Aperture Array for Vehicle-to-Vehicle Communication

open access: yesIEEE Access, 2021
In this paper, we present a non-standalone dual-band shared aperture antenna array that operates at both the current Dedicated Short Range Communications (DSRC) band (viz. 5.9 GHz) and the future 5G millimeter-wave (mm-wave) band (viz.
Sandhiya Reddy Govindarajulu   +4 more
doaj   +1 more source

Performance and Reliability of DSRC Vehicular Safety Communication: A Formal Analysis

open access: yesEURASIP Journal on Wireless Communications and Networking, 2009
IEEE- and ASTM-adopted dedicated short range communications (DSRC) standard toward 802.11p is a key enabling technology for the next generation of vehicular safety communication. Broadcasting of safety messages is one of the fundamental services in DSRC.
Chen Xianbo, Refai HazemH, Ma Xiaomin
doaj   +2 more sources

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