智能交通系統主題演講.pdf

1、 _ 2024/TEL69/WKSP2/010 Keynote on Intelligent Transport Systems Submitted by:Mexico Workshop on Intelligent Transportation Systems Mexico City,Mexico 13 September 2024 IntelligentTransportSystemsSeptember,2024.The opinion expressed represents the position of the Direccin General de Ingeniera del Es

2、pectro yEstudios Tcnicos.It does not prejudge the opinion of other IFT areas or of the IFT Plenary members.Technical specifications.Main applications.ITS Standards.International experience.Public consultation on ITS.Content Definition and architecture.Recommendations for IFT.Definition and architect

3、ure According to the International Telecommunications Union,Intelligent Transport Systems(ITS)resolves and enhances traffic congestion and safety problems in transportation systemsthrough different types of communications:V2P,V2V,V2I and V2N.Technical specificationsFrequency band:5850-5925 MHz.Chann

4、el bandwidth:10 MHz or 20 MHz.Radio coverage:Max.1000 m.Data rate:Max.27 Mbps.Latency:within 100 ms.Main applicationsAdvanced vehicle control systems Collision avoidance:lateral,longitudinal and intersection.Vision enhancement systems.Pre-crash restraint deployment.Safety readiness.Main applications

5、Advanced traffic management systems Traffic network monitoring and control.Travel demand management.Incident detection and management.Emissions testing and mitigation.Parking management.Main applicationsAdvanced traveler information systems Pre-tip travel information.En-route driver and transit info

6、rmation.Route guidance.Main applicationsAdvanced public transportation systems Public transportation management.Personalized public transportation.Main applicationsAdvanced fleet management systems Vehicle administration.Safety monitoring and tracking.Automated roadside safety inspections.Hazardous

7、material incident response.Main applicationsEmergency management systems Emergency notification and personal security.Public travel security.Emergency vehicle management.Main applicationsElectronic payment systems Pedestrian route guidance.Vehicle-pedestrian accident avoidance.Pedestrian supporting

8、systems Electronic payment systems.ITS StandardsIEEE:WAVEWireless Access in Vehicular EnvironmentIntegrated by IEEE 802.11p and IEEE 1609standards.Operates in 5850-5925 MHz band,with 10or 20 MHz channel bandwidth,and a 5MHz guard band(5850-5855 MHz).Employs two types of communication:V2Vand V2I,thro

9、ugh On Board Units(OBU)and Road Side Units(RSU).CharacteristicsITS StandardsETSI:ITS-G5Intelligent Transport Systems operating in the 5 GHz frequency bandIntegratedbyIEEE802.11andIEEE/ISO/IEC8802-2.HarmonizedwithWAVE.Operates in 5850-5925 MHz band,with 10or 20 MHz channel bandwidth.5875-5905MHz for

10、safety related applications,5855-5875MHzfornotsafetyrelatedapplications,and5905-5925MHzforfuture ITS applications.Employs two types of communication:V2Vand V2I.CharacteristicsITS Standards3GPP:C-V2XCellular Vehicle-to-AnythingIntegrated by 3GPP technologies,such asLTE and NR.Operates in 5850-5925 MH

11、z band,with 10or 20 MHz channel bandwidth for LTE,and10,20,30 or 40 MHz for NR.Employs all types of communications:V2P,V2V,V2I and V2N,through UserEquipment(UE).CharacteristicsInternational experience Briefly description of ITS regulation from these countries/regions:United States of America:Federal

12、 Communications Commission.Canada:Innovation,Science and Economic Development Canada.Brazil:Agncia Nacional de Telecomunicaes.Australia:Australian Communications and Media Authority.Europe Union:European Conference of Postal and Telecommunications Administrations.Public consultation on ITSBetween Au

13、gust 20,2021 and September 17,2021,IFT published a public consultation1on ITS with theobjective of gather comments and opinions about the use of 5850-5925 MHz band for ITS.Comments for IFT:ITS should operate in 5850-5925 MHz band or 5895-5925 MHz.10 MHz channel bandwidth,with option for 20 or 40 MHz

14、 for advance applications.Define technical parameters,such as EIRP,antenna gain and antenna height.Define use of spectrum(licensed or unlicensed).Enable all possible types of ITS applications.1Available on:https:/www.ift.org.mx/industria/consultas-publicas/consulta-publica-de-integracion-respecto-de

15、l-cuestionario-sobre-necesidades-de-espectro-paraOperation band and channeling for ITS.Technical parameters,such as EIRP,guard band and emission mask forcoexistence.Use of spectrum:licensed,unlicensed,restricted or mixed scheme.Gather information about the use of ITS for future planning.Consider use

16、 of an Automated Frequency Management System for ITSoperation.1234Recommendations for IFT5Thank youUnidad de Unidad de EspectroEspectro RadioelctricoRadioelctrico.Ricardo Ricardo CastaedaCastaeda lvarez,Director General de lvarez,Director General de IngenieraIngeniera del del EspectroEspectro y y Es

17、tudiosEstudios TcnicosTcnicos(ricardo.castanedaift.org.mxricardo.castanedaift.org.mx)Roberto Carlos Castro Jaramillo,Director de Ingeniera y Roberto Carlos Castro Jaramillo,Director de Ingeniera y TecnologaTecnologa(roberto.castroIft.org.mxroberto.castroIft.org.mx)Allan Lujano Giron,Subdirector de Allan Lujano Giron,Subdirector de TecnologasTecnologas del del EspectroEspectro(allan.Lujanoift.org.mxallan.Lujanoift.org.mx)