• M.Keerthika
• P.Kumar

The beginning of Wireless networking in public transit has ushered in a slew of innovativeadvancesinrailways,includingbettersignalandconsumerdatatransfers.Wirelesstechnologies have advanced significantly in recent years, and they are now able to satisfy thegrowing needforconnectivity networks forsmart transportation system power, operation,and maintenance. Available radio technology involve Cellular Reliability (IEEE 802.11xx),WorldwideInteroperabilityforBroadbandApplications(IEEE802.11xx),LongtermEvolution (LTE), wireless sensors, wireless ad hoc channels, or, in general, potential fifth-generation (5G) technology which does place astrong emphasis on the advancementofintelligent mobility systems for both ground and aerial devices. The spectrum of wearablesensors has instantly increasedin recentyears, while sensor devices have become moreaffordable. This has resulted in a dramatic increase in the use of detectors to track the state ofdevices, buildings, equipment, and railways. Technological breakthroughs in connectivitysystemslikewirelessconnectivityandhandheldadhocconnectivity,aswellastheinfrastructure to integrate them, are critical aspects. WSNs would be used to inspect trainfacilities such as bridges, rail lines, bridge platforms, and train machinery, as well as vehicledamage control such as engines, bogies, tires, and locomotives. Status tracking decreasesmanual intervention needs by automating detection, lowers repair costs by finding faults untilthey become severe, and increases scalability. This seems to be critical to railroad systemgrowth,upgrade,orextension.Thispaperfocusesathowemergingwirelessnetworktechnologiescouldbeusedtotracknetworks,buildings,automobiles,andequipmentthroughout the rail industry.Internally and externally interactions of classification processand transmission of the train system are the subject of this article. In a qualitative analysis, itdescribesitsdistinctreasonsandevaluatestheirbenefitsanddrawbacks.

WirelessCommunication,Wi-Fi,WiMAX,LTE,5G,Highspeedtrain.

"Wireless Communication in Smart Rail Transportation System : A Survey", International Journal of Emerging Technologies and Innovative Research (www.jetir.org), ISSN:2349-5162, Vol.8, Issue 4, page no.32-34, April-2021, Available :http://www.jetir.org/papers/JETIRES06007.pdf

"Wireless Communication in Smart Rail Transportation System : A Survey", International Journal of Emerging Technologies and Innovative Research (www.jetir.org | UGC and issn Approved), ISSN:2349-5162, Vol.8, Issue 4, page no. pp32-34, April-2021, Available at : http://www.jetir.org/papers/JETIRES06007.pdf