1. *10/25/2012

2. Introduct FutureApplicati Surveyion of Developmons Resultent RFID 3. * RFID = Radio Frequency Identification* Electronic labeling and wireless identification ofobjects using radio frequency* Tag carries with its information* a serial number* Model number* Color or any other imaginable data* When these tags pass through a field generated by a compatible reader, they transmit this information back to the reader, thereby identifying the object* 4. * A basic RFID system consists of these components:* A programmable RFID tag/inlay for storing item data; consisting of* an RFID chip for data storage* an antenna to facilitate communication with the RFID chip* A reader/antenna system to interrogate the RFID inlay* Application software and a host computer system * 5. * The RFID tag consists of an integrated circuit (IC)embedded in a thin film medium.* Information stored in the memory of the RFIDchip is transmitted by the antenna circuitembedded in the RFID inlay via radiofrequencies, to an RFID reader* 3 types* Passive* Semi-passive* Active* 6. Active Tags Semi-passive Tags Passive TagsUse a batteryContain built-in Derive their powercommunicate overbatteries to power thefrom the field distances of severalchips circuitry, resistgenerated by the metersinterference andreader circumvent a lack of without having an power from the reader active transmitter to signal due to longtransfer the distance. information storedThey are different from* active tags in that they only transmit data at the time a response is received 7. Frequency Appx. Read Range Data Speed Cost of ApplicationTagsLow Frequency