RFID Slides

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RFID Slides

  1. 1. RADIO FREQUENCY IDENTIFICATION
  2. 2. INPUT DEVICES
  3. 3. AMAZON.COM
  4. 4. OTHER COMPANIES
  5. 5. RFID <ul><li>PASSIVE RFID </li></ul><ul><ul><li>NO POWER SOURCE </li></ul></ul><ul><li>SEMI-PASSIVE (SEMI-ACTIVE) RFID </li></ul><ul><ul><li>PARTIAL POWER SOURCE </li></ul></ul><ul><li>ACTIVE ID </li></ul><ul><ul><li>INTERNAL POWER SOURCE </li></ul></ul>
  6. 6. <ul><li>POWER SOURCE FOR TWO PURPOSES </li></ul><ul><ul><li>TO ACTIVATE CMOS CHIP </li></ul></ul><ul><ul><li>TO SEND SIGNAL </li></ul></ul>
  7. 7. <ul><li>PASSIVE </li></ul><ul><ul><li>EXTERNAL POWER FOR BOTH </li></ul></ul><ul><li>SEMI-PASSIVE </li></ul><ul><ul><li>INTERNAL POWER FOR CHIP </li></ul></ul><ul><ul><li>EXTERNAL FOR SENDING SIGNALS </li></ul></ul><ul><li>ACTIVE </li></ul><ul><ul><li>INTERNAL POWER FOR BOTH </li></ul></ul>
  8. 8. COST <ul><li>$0.24 IN SMALL QUANTITIES </li></ul><ul><li>$0.072 IN QUANITITIES OF MILLIONS </li></ul><ul><li>CAN TRACK MOVING OBJECTS </li></ul>
  9. 9. SYSTEM <ul><li>TAGS </li></ul><ul><li>READERS </li></ul><ul><li>SERVERS </li></ul><ul><li>MIDDLEWARE </li></ul><ul><li>APPLICATION SOFTWARE </li></ul>
  10. 10. <ul><li>TRANSCEIVER SENDS SIGNAL </li></ul><ul><li>RFID RESPONDS </li></ul><ul><li>READER PICKS UP AND DECODES SIGNAL </li></ul><ul><li>COMPUTER PROCESSES SIGNAL </li></ul><ul><li>ALL KINDS OF INFORMATION CAN BE STORED (BUT LIMITED AMOUNT) </li></ul>
  11. 11. USAGE <ul><li>DIFFERENT KINDS OF SIGNALS </li></ul><ul><ul><li>LOW FREQUENCY </li></ul></ul><ul><ul><ul><li>ANIMAL IDENTIFICATION </li></ul></ul></ul><ul><ul><li>HIGH FREQUENCY </li></ul></ul><ul><ul><ul><li>BOOKS, AIRLINE BAGS </li></ul></ul></ul><ul><ul><li>UHF (ULTRA HIGH FREQ) </li></ul></ul><ul><ul><ul><li>PALLETS, CONTAINERS </li></ul></ul></ul><ul><ul><li>MICROWAVE </li></ul></ul><ul><ul><ul><li>LONG RANGE ACCESS </li></ul></ul></ul>
  12. 12. APPLICATIONS <ul><li>E-Z PASS </li></ul><ul><li>SEISMIC SENSORS </li></ul><ul><li>RFID EMBEDDED TIRES </li></ul><ul><li>SMART MONEY? </li></ul><ul><li>SMART KEY </li></ul><ul><ul><li>STARTS CAR AUTOMATICALLY </li></ul></ul><ul><li>PRISONER TRACKING </li></ul>
  13. 13. RFID MANDATES <ul><li>DOD </li></ul><ul><li>WALMART </li></ul><ul><li>80% SUCCESS RATES </li></ul><ul><li>UNIQUE CODES FOR INDIVIDUAL ITEMS VS. BARCODES FOR GENERIC GROUPS </li></ul>
  14. 14. USES <ul><li>EXPIRATION OF FOODS IN REFRIGERATOR </li></ul><ul><li>HUMAN IMPLANTS </li></ul><ul><li>TRAFFIC TRACKING </li></ul>
  15. 15. PROBLEMS <ul><li>NO GLOBAL STANDARDS </li></ul><ul><li>LOCAL LICENSING </li></ul><ul><ul><li>FRANCE WILL NOT ALLOWS CERTAIN FREQUENCIES BECAUSE IT INTERFERES WITH THE MILITARY BAND </li></ul></ul><ul><li>DISRUPTS RECYCLING? </li></ul><ul><ul><li>MUST BE REMOVED FROM BOXES </li></ul></ul>
  16. 16. MORE PROBLEMS <ul><li>IF READ, CAN CREATE BASED ON READING </li></ul><ul><ul><li>SOLUTION: READING CHANGES AFTER IT IS READ </li></ul></ul><ul><li>ENCRYPTED INFORMATION? </li></ul><ul><li>TAGS CONTINUE TO BE ACTIVE </li></ul>
  17. 17. SHIELDS <ul><li>FARADAY SHIELDS (ALUMINIUM FOIL). </li></ul>
  18. 18. <ul><li>HOW WOULD YOU LIKE IT IF 0NE DAY YOU REALIZED YOUR UNDERWEAR WAS REPORTING ON YOUR WHEREABOUTS? </li></ul>

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