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RFID Introduction(介绍)
消耗积分:3 |
格式:rar |
大小:444 |
2009-10-05
李鸿洋
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What is RFID ?
•RFID (Radio Frequency Identification) , RFID is non contactable identification system which composed by Reader, Tag and application system.
•Main components-RF Module, Control Module, Antenna and Tag
RFID Communication Method
•Inductive Coupling –Low frequency
•Backscatter Coupling-High frequency
Tag
•RFID Tag contains one Chip Die and antenna which received signal emits from reader antenna , converting the signal into power to Die chip.
•Die Chip circuits decode the reader signal and replied with Tag ID and other information
•RFID (Radio Frequency Identification) , RFID is non contactable identification system which composed by Reader, Tag and application system.
•Main components-RF Module, Control Module, Antenna and Tag
RFID Communication Method
•Inductive Coupling –Low frequency
•Backscatter Coupling-High frequency
Tag
•RFID Tag contains one Chip Die and antenna which received signal emits from reader antenna , converting the signal into power to Die chip.
•Die Chip circuits decode the reader signal and replied with Tag ID and other information
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