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RFID & ITS APPLICATIONS
MEMBER: CHEUNG CHUN MING (15214516)
LUI PUI LOK (15217817)
TSE SHEUNG YIN AMBROSE (15227294)
10/7/2015
FLOW OF PRESENTATION
Introduction
Background
Applications
Survey Result Videos Conclusio
n
RFID• RFID = RADIO FREQUENCY IDENTIFICATION• ELECTRONIC LABELING AND WIRELESS IDENTIFICATION OF
OBJECTS 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
RFID COMPONENTS• 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
RFID TAG• THE RFID TAG CONSISTS OF AN INTEGRATED CIRCUIT
(IC) EMBEDDED IN A THIN FILM MEDIUM.• INFORMATION STORED IN THE MEMORY OF THE RFID
CHIP IS TRANSMITTED BY THE ANTENNA CIRCUIT EMBEDDED IN THE RFID INLAY VIA RADIO FREQUENCIES, TO AN RFID READER• 3 TYPES• PASSIVE• SEMI-PASSIVE• ACTIVE
TYPES OF RFID TAGSActive Tags
Use a battery
communicate over distances of several
meters
Semi-passive
TagsContain built-in
batteries to power the chip’s circuitry, resist
interference and circumvent a lack of
power from the reader signal due to
long distance.
They are different from active tags in
that they only transmit data at the time a response is
received
Passive Tags
Derive their power from the field
generated by the reader
without having an active transmitter to
transfer the information stored
APPLICATIONSFrequency Appx. Read
Range Data Speed Cost of
Tags Application
Low Frequency (125kHz)
<5cm
(passive)
Low High • Animal Identification
• Access Control High Frequency (13.56 Mhz)
10 cm – 1m
(passive)
Low to Moderate Medium to Low
• Smart Cards
• Payment (paywave) Ultra High Frequency (433, 868-928 Mhz)
3m -7m
(passive)
Moderate to High
Low • Logistics and Supply Chain
• Baggage Tracking Microwave (2.45 & 5.8 Ghz)
10m -15m
(passive)
20m – 40m
(active)
High High • Electronic toll collection (Autotoll)
• Container Tracking
CURRENT APPLICATIONS
APPLICATIONSCREDIT CARDS WITH RFID
(PAYWAVE FUNCTION)
Octopus (Smart Card)
APPLICATIONSAUTOTOLL (ELECTRONIC TOLL COLLECTION)
Access Control
ONLINE SURVEY
• TARGET: SME• INFORMATION: OPINION ON RFID AND ITS
APPLICATIONS• SITE: • HTTP://QTRIAL.QUALTRICS.COM/SE/?SID=SV_
9N5UPRZUYUWTSK4
SURVEY RESULTWhat types of industry do you think it is
possible to apply RFID technology?
Logistics and Supply Chain Management
21%
Pharmaceutic manu-facturing industries
15%
Library Management21%
Inventory Control10%
Document Man-agement
8%
Security8%
Customer Services5%
Hotel Management5% Banking and Finance
5%Social Services
3%
Types of industries that respondents think it is possible to apply RFID technology
FURTHER DEVELOPMENT
• IN MEDICAL USES AND LIBRARY MANAGEMENT
VIDEO
CONCLUSION• POSITIVE• RFID IS A CONTACTLESS READING TECHNOLOGY AND CAN
READ THROUGH OTHER MATERIALS• HOLD MORE DATA THAN BARCODE DOES• RFID TAGS DATA CAN BE CHANGED OR ADDED• MORE EFFECTIVE, BRING LOTS OF CONVENIENCE TO US
• NEGATIVE• COST IS RELATIVELY REMAIN HIGH (COMPARE TO BARCODE)• RFID SIGNALS MAY HAVE PROBLEMS WITH SOME
MATERIALS• RFID STANDARDS ARE STILL BEING DEVELOPED