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Published byHoward Curtis Modified over 8 years ago
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Created by: Samantha Conrad
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What is an RFID? Where did they come from? Active tags vs. Passive tags RFID Systems Who uses these? What’s in the future of RFID devices?
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Radio Frequency Identification RFID devices are used as a method to identify a given person/object by storing and remotely retrieving information from small transponders Two Types: active and passive Passive tags=no power source Active tags=need a power source to function
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Related to technology used by Allies in WWII IFF (Identification Friend or Foe) RFID devices were tested after the war by scientists and researchers to explore their uses to store and relay information It presented one major obstacle before it could become feasible technology
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Active Tags Contain internal power source Longer read range Bigger memory Larger than passive receivers Advantages: accuracy, reliability, and superior performance Passive Tags No internal power source Small electric current is created in the antenna when an incoming signal is received Enough power to relay simple information like an ID number or product name Very small, sometimes thinner than a piece of paper
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RFID SYSTEMS include: -Tags, RFID readers, edge servers, middle ware, and a server RFID systems allow the data to be transmitted from the tag to the reader
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Many specialized components The type of data that can be sent includes: location information, color, price, identification, and date of purchase RFID’s can also be used as tracking devices for humans Controversy about invasion of privacy RFID’s work in stages
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Medical Animal Identification Tracking Geology/Vulcanology Automotive Human Border Security
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Ultimate goal: replace all UPC and barcodes with RFID tags Highly unlikely soon due to cost Utilizing RFID devices to aid in combating theft of merchandise Tracking the merchandise from location to location Research is also being done to create an ink with RFID properties (sensors)
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Walmart is one of the strongest advocates for widespread use of RFID tags Changes will eventually include RFID tags on ALL company inventory Will save massive amounts of dollars in labor and product cost due Study at the University of Arkansas proved that Walmart stores with RFID tags in use could have a better success rate of customer satisfaction More available desired products
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RFID allows any inventory to be found instantly in a warehouse Places that are at a high risk for security issues can constantly watch high risk situations Lost pets can be returned home Businesses are spending billions of dollars and thousands of man hours to make this technology what it needs to be to change the world It is continuously changing, every day
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http://www.rfident.org/ “The purpose of this report is to explore the history and examine the practical applications of RFID.”
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