1. RADIO FREQUENCY IDENTIFICATIONPRESENTED BY-PRATHMA MITTALIT-09091048

2. LIST OF CONTENTSWhat is rfid ?HistoryWhy use rfid?Key componentsTypes of rfid tagsTypes of rfid readersChips available in rfid tagsFrequency bandsHow does rfid works?Barcode vs.rfid 3. CONTINUED.EPCApplicationsAdvantagesDisadvantagesInitiativesIssues and concernsResearchesConclusionFuture 4. RFID Data collection system using RF waves foridentifying and tracking . 5. HISTORYInvented and used from early 1940sCommercial Operation begun from 1960sIn 1970s developers, inventors, companies,academic institution and government sectors hadactively worked on RFID. . 6. Use RFID if you want to wirelessly identify somethingwithout line of sight.Use RFID if you want a simple wireless means to storea small amount of information on things, and even better:change the information dynamically.WHY USE RFID? 7. CONTINUED.Use RFID if you want a computing device but nothumans to see the ID.Use UHF RFID if you want a computing device to seean object from far away.Use UHF RFID if you want to enable the "Internet ofThings". 8. KEY COMPONENTSTAGSREADERSCOMPUTER 9. RFID TAGSCHIPSANTENNAPACKAGE 10. CHIPS AVAILABLEREADONLYCHIPSREAD WRITECHIPS 11. READERA compact and lightweight hand held device.Comfortable to use.High storage capacity.Multi Functional (suchas sorting, searching,and reading). 12. RFID READERSFIXEDREADERSTATIONARYPOSITIONPRODUCTMARKETINGMOBILEREADERMOVINGPOSITIONMOTOROLA 13. COMPUTERProvide readerconnectivity to othersystems on thenetwork.Translate data andtransmit to its otherapplication. 14. CLASSIFICATION OF RFID TAGSPASSIVETAGS ACTIVETAGS 15. PASSIVE RFID TAGSTag contains an antenna, and a small chip.Tag can be programmed at manufacture.Tag is powered by the high powerelectromagnetic field.Collision Detection. 16. ACTIVE RFID TAGSBattery Powered tags.Can integrate sensing technology.Multiple tags.Used for higher value items.Cost between $20 and $40 peritem.Life between 2 4 years. 17. TABULAR REPRESENTATONActive or passive Other ClassificationsPassive (no battery)Smaller, LighterShorter range (