Francisco J. Martínez

ORCID: 0000-0001-6945-7330
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About
Contact & Profiles
Research Areas
  • Vehicular Ad Hoc Networks (VANETs)
  • Opportunistic and Delay-Tolerant Networks
  • Mobile Ad Hoc Networks
  • Organometallic Complex Synthesis and Catalysis
  • Metal complexes synthesis and properties
  • Magnetism in coordination complexes
  • Traffic Prediction and Management Techniques
  • Developmental and Educational Neuropsychology
  • Traffic control and management
  • Human Mobility and Location-Based Analysis
  • Aging, Health, and Disability
  • Semantic Web and Ontologies
  • Autonomous Vehicle Technology and Safety
  • High-Velocity Impact and Material Behavior
  • Electric Vehicles and Infrastructure
  • Transportation and Mobility Innovations
  • Ferrocene Chemistry and Applications
  • Neurobiology of Language and Bilingualism
  • Educational Technology in Learning
  • IoT Networks and Protocols
  • Bluetooth and Wireless Communication Technologies
  • Lanthanide and Transition Metal Complexes
  • Psychology Research and Bibliometrics
  • Advanced Photonic Communication Systems
  • IoT and GPS-based Vehicle Safety Systems

Universidad de Zaragoza
2016-2025

Universidad Politécnica de Madrid
2016-2024

Universitat Politècnica de València
2000-2021

Association for Computing Machinery
2021

Universidad de Granada
2020

Combat Capabilities Development Command Soldier Center
2009

National University of Distance Education
2007

GMV Innovating Solutions (Spain)
2003

Texas A&M University
2003

European Telecommunications Standards Institute
2002

Abstract Wireless communication technologies have now greatly impact our daily lives. From indoor wireless LANs to outdoor cellular mobile networks, benefited billions of users around the globe. The era vehicular ad hoc networks (VANETs) is evolving, gaining attention and momentum. Researchers developers built VANET simulation software allow study evaluation various media access, routing, emergency warning protocols. fundamentally different from MANETs (mobile networks) because in VANETs,...

10.1002/wcm.859 article EN Wireless Communications and Mobile Computing 2009-10-08

Over the years, we have harnessed power of computing to improve speed operations and increase in productivity. Also, witnessed merging telecommunications. This excellent combination two important fields has propelled our capability even further, allowing us communicate anytime anywhere, improving work flow increasing quality life tremendously. The next wave evolution foresee is convergence telecommunication, computing, wireless, transportation technologies. Once this happens, roads highways...

10.1109/mits.2010.938166 article EN IEEE Intelligent Transportation Systems Magazine 2010-01-01

Ad hoc networking is regarded as an adequate solution to cooperative driving between communicating cars on the road. Deploying and testing these networks, usually known Vehicular Ad-hoc Networks (VANETs), involves a high cost in real world, so simulation useful alternative research. One of most critical issues study VANETs use mobility model which resembles, closely possible, behavior vehicular traffic. Mobility models are crucial obtain accurate meaningful results. In this paper we present...

10.1109/iccw.2008.76 article EN 2008-05-01

Currently, the number of vehicles increases every year, raising probability having accidents. When an accident occurs, wireless technologies enable to share warning messages with other by using vehicle (V2V) communications, and emergency services infrastructure (V2I) communications. Regarding Road Side Units (RSUs) act similarly LAN access points, can provide communications infrastructure. Since RSUs are usually very expensive install, authorities limit their number, especially in suburbs...

10.1109/mits.2013.2253159 article EN IEEE Intelligent Transportation Systems Magazine 2013-01-01

The symbiosis between communication technologies and vehicles offer a priceless opportunity to improve assistance people injured in traffic accidents, providing information about the incident reduce response time of emergency services.Determining more accurately required human material resources for each particular accident could significantly number victims.This paper presents our novel system prototype especially designed detect provide faster thereby minimizing consequences on passengers'...

10.1109/mvt.2012.2203877 article EN IEEE Vehicular Technology Magazine 2012-08-15

New communication technologies integrated into modern vehicles offer an opportunity for better assistance to people injured in traffic accidents. Recent studies show how capabilities should be supported by artificial intelligence systems capable of automating many the decisions taken emergency services, thereby adapting rescue resources severity accident and reducing time. To improve overall process, a fast accurate estimation represent key point help services estimate required resources....

10.1109/tmc.2013.35 article EN IEEE Transactions on Mobile Computing 2013-03-11

Vehicle-to-vehicle (V2V) communications also known as vehicular ad hoc networks (VANETs) allow vehicles to cooperate increase driving efficiency and safety on the roads. In particular, they are forecasted one of key technologies traffic by providing useful services. this scope, vehicle-to-vehicle dissemination warning messages alert nearby is most significant representative solutions. The main goal different strategies available reduce message delivery latency such information while ensuring...

10.1155/2016/8714142 article EN cc-by Mobile Information Systems 2016-01-01

Vehicular networks make use of the Roadside Units (RSUs) to enhance communication capabilities vehicles in order forward control messages and/or provide Internet access vehicles, drivers and passengers. Unfortunately, within vehicular networks, wireless signal propagation is mostly affected by buildings other obstacles (e.g., urban fixtures), particular when considering IEEE 802.11p standard. Therefore, a crowded RSU deployment may be required ensure communications environments. Furthermore,...

10.3390/app8010086 article EN cc-by Applied Sciences 2018-01-09

Deploying and testing vehicular ad hoc networks (VANETs) involves high cost intensive labor. Hence simulation is a useful alternative prior to actual implementation. Most works found in the literature employ very simplistic radio propagation models (RPMs), ignoring dramatic effects presented by buildings on signals. In this paper, we present three different RPMs that increase level of realism, thereby allowing us obtain more accurate meaningful results. These are: (a) distance attenuation...

10.1109/wcnc.2009.4917932 article EN IEEE Wireless Communications and Networking Conference 2009-04-01

Wireless technologies are making the development of new applications and services in vehicular environments possible since they enable mobile communication between vehicles (V2V), as well infrastructure nodes (V2I). Usually, V2V communications dedicated to transmission small messages mainly focused on improving traffic safety. Instead, V2I allow users access Internet benefit from higher level applications. The combination both V2I, known V2X communications, can increase benefits even...

10.3390/s151229889 article EN cc-by Sensors 2015-12-16

Due to the progressive increase in population and complexity of their mobility needs, evolution transportation systems solve advanced problems has been necessary. Additionally, there are many situations where application traditional solutions is not entirely effective, e.g., when processing large amounts data collected from in-vehicle sensors network devices required. To overcome these issues, several Artificial Intelligence-based techniques have applied different areas related environment....

10.1109/wcncw.2018.8369029 article EN 2018-04-01

Abstract LoRa has proven to be an ideal solution for Internet of Things networks and applications that require long‐distance communications, such as those related smart cities or precision agriculture. Its low cost combined with the wide availability LoRa‐compatible devices make it possible easily deploy a large number sensors capable collecting transmitting key information new services applications. However, process adding into Long Range Wide Area Network (LoRaWAN) network represents...

10.1049/smc2.12096 article EN cc-by-nc IET Smart Cities 2025-01-01

The new communication technologies integrated into the automotive sector offer an opportunity for better assistance to people injured in traffic accidents, reducing response time of emergency services, and increasing information they have about incident. Determining more accurately human material resources required each particular accident could significantly reduce number victims. proposed system requires vehicle be endowed with On-Board Unit responsible detecting reporting situations...

10.1109/wd.2011.6098139 article EN 2011-10-01

Efficient schemes for warning message dissemination in vehicular ad hoc networks (VANETs) use context information collected by vehicles about their neighbor nodes to guide the process.Based on this information, autonomously decide whether or not they are most appropriate forwarding nodes.These maximize performance when all advertise correct positions.Position errors introduced attacking system, and other common due malfunction of localization systems, may drastically reduce process.We...

10.1109/tvt.2014.2344633 article EN IEEE Transactions on Vehicular Technology 2014-07-30

Research in Vehicular Networks (VNs) has found simulation the most useful method to test new algorithms and techniques. This is mainly due high cost of deploying such systems real scenarios. When simulating vehicular environments, two different issues must be addressed: mobility wireless communications. Regarding mobility, several pattern generators have been proposed so far. However, all them present important drawbacks from point view reproducing realistic over roadmaps. As for...

10.5555/2263019.2263025 article EN Simulation Tools and Techniques for Communications, Networks and System 2012-03-19
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