Results 71 to 80 of about 1,199 (212)

Feasibility Analysis of LTE-Based UAS Navigation in Deep Urban Areas and DSRC Augmentation

Sensors, 2019
The current autonomous navigation of unmanned aircraft systems (UAS) heavily depends on Global Navigation Satellite Systems (GNSS). However, in challenging environments, such as deep urban areas, GNSS signals can be easily interrupted, so that UAS may ...
Euiho Kim, Yujin Shin
doaj   +1 more source

Energy Efficient Adaptive Bit‐Mapping Based Collision‐Free MAC Protocol for VANETs

IET Intelligent Transport Systems, Volume 19, Issue 1, January/December 2025.
In the present work, an energy‐efficient medium access control (MAC) protocol is proposed for the adaptive data traffic condition in VANET. The proposed protocol optimizes communication efficiency and energy conservation through a holistic approach that considers the dynamic nature of both the vehicles' energy resources and their data buffering ...
Manoj Tolani, K Tushar Vikash, Pankaj Kumar   +2 more
wiley   +1 more source

Adaptive rate control of dedicated short range communications based vehicle networks for road safety applications

, 2011
Dedicated Short Range Communication (DSRC) is a promising technique for vehicle ad-hoc network (VANET) and collaborative road safety applications. As road safety applications require strict quality of services (QoS) from the VANET, it is crucial for DSRC
Bai, Lin, Wenyang Guan, Zuoyin Tang, Jianhua He, Guan, Wenyang, Tang, Zuoyin, He, Jianhua, Lin Bai   +7 more
core   +1 more source

Low Density Parity Check (LDPC) codes for Dedicated Short Range Communications (DSRC) systems

, 2011
In this effort, we consider the performance of a dedicated short range communication (DSRC) system for inter-vehicle communications (IVC). The DSRC standard employs convolutional codes for forward error correction (FEC). The performance of the DSRC system
Khosroshahi, Najmeh
core   +1 more source

Shaping spectral leakage for IEEE 802.11 p vehicular communications [PDF]

, 2014
IEEE 802.11p is a recently defined standard for the physical (PHY) and medium access control (MAC) layers for Dedicated Short-Range Communications. Four Spectrum Emission Masks (SEMs) are specified in 802.11p that are much more stringent than those for ...
Pham, Thinh H., Ian Vince McLoughlin, Suhaib A. Fahmy, McLoughlin, Ian Vince, Fahmy, Suhaib A., Thinh H. Pham   +5 more
core   +1 more source

Performance evaluation of a cooperative LTE-DSRC vehicular network

, 2021
Intelligent Transport Systems (ITS) are fundamental to reaching the concept of smart cities. However, the incoming development of vehicular applications will originate an increase in long-term evolution (LTE) traffic demand, so an approach consists of ...
Calle Heredia, Xavier, Barbecho Bautista, Pablo Andrés, Aguilar Igartua, Mónica   +2 more
core   +1 more source

Connected Vehicle Extension and Integration of Traffic and Discrete Event Simulation Systems -- Applied to Evaluations Based on Dedicated Short Range Communication for Safety and Mobility Indices

, 2014
This study is aimed at developing and modeling a specific extension of Connected Vehicles (CV) system and its applications in the Intelligent Transportation System (ITS) through the designated traffic and wireless simulation networks.
Paikari, Elahe
core   +1 more source

Sustainable Adoption of Connected Vehicles in the Brazilian Landscape: Policies, Technical Specifications and Challenges

Transactions on Environment and Electrical Engineering, 2019
This review addresses the intervehicular communication in Connected Vehicles (CV) by emphasizing V2V (vehicle-to-vehicle) and V2I (vehicle-to-infrastructure) communications in terms of evolution, current standards, state-of-the-art studies, embedded ...
Douglas Aguiar do Nascimento, Yuzo Iano, Hermes José Loschi, Navid Razmjooy, Robert Sroufe, Vlademir de Jesus Silva Oliveira, Diego Arturo Pajuelo Castro, Matheus Montagner   +7 more
doaj   +1 more source

Co-projecto em FPGA da MAC IEEE 802.11p para comunicações veiculares

, 2011
Mestrado em Engenharia Electrónica e TelecomunicaçõesThe advancements and dissemination of telecommunication technologies has caused them to be employed more and more in our day-to-day life.
Silva, Manuel José Alves Ventura da
core   +1 more source

Revolutionizing vehicle communication: A comprehensive exploration of technologies for enhanced road safety and autonomous vehicles

Alexandria Engineering Journal
Given the ongoing increase in vehicular fatalities, there is a pressing need for more efficient and effective communication among vehicles, with a particular focus on intelligent transport systems.
R.S. Sandesh, K. Santhosh, V
doaj   +1 more source