RFID communication system and the search method thereof

Details RFID communication system and the search method thereof RFID communication system and the search method thereof

2006-03-07

2006-03-07

Wu, Daniel (Department: 2632)

Communications: electrical

Condition responsive indicating system

Specific condition

C340S010100, C340S010200, C340S010200, C340S010330, C370S254000, C370S256000, C370S346000, C455S041300, C455S070000, C455S088000

Reexamination Certificate

active

07009518

ABSTRACT:
A radio frequency identification (RFID) communication system and the search method thereof are disclosed, which apply search instructions and reads instructions to communicate between a read and a plurality of transponders. Each transponder generates a random number for comparison with received search instructions. When the random number meets with the number of received search instructions, a response request is sent by a corresponding transponder such that the reader can read the content of the corresponding transponder.

REFERENCES:
patent: 5751570 (1998-05-01), Stobbe et al.
patent: 6538563 (2003-03-01), Heng

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