Title:
A COMMUNICATION METHOD BETWEEN READER AND LABEL IN THE RFID SYSTEM
Document Type and Number:
WIPO Patent Application WO/2007/147306
Kind Code:
A1
Abstract:
A communication method between the reader and the label in the RFID system is disclosed. The
method includes the follow steps: the first step, the reader detects whether the
label existing in the work area; the second step, the detected label changes the
corresponding flag bit according to the parameter of the selection instruction of
the reader; the third step, the reader queries the selected label; the forth step,
the reader receives the single label at one moment according to the arbitrating method
of the reader; the fifth step, the reader and the label authenticates each other;
the sixth step, the reader reads/writes the label. The method of the present invention
makes the change of the reader’s state more flexible and corresponds to
the operation process of the reader more explicit, so that the communication between
the reader and the label can be improved more perfectly, strongly, safely and
high efficiency on the frame and mechanism, and be in favor of upgrading the performance
of RFID.
Inventors:
WANG HONGGANG (CN)
ZHOU LIMIN (CN)
ZHOU LIMIN (CN)
Application Number:
PCT/CN2006/003740
Publication Date:
December 27, 2007
Filing Date:
December 30, 2006
Export Citation:
Assignee:
ZTE CORP (CN)
WANG HONGGANG (CN)
ZHOU LIMIN (CN)
WANG HONGGANG (CN)
ZHOU LIMIN (CN)
International Classes:
G06K9/00
Foreign References:
| CN1264483A | 2000-08-23 | |||
| CN1531715A | 2004-09-22 |
Attorney, Agent or Firm:
KANGXIN PARTNERS, P.C. (Tower A Indo Building,A48 Zhichun Road,Haidian District, Beijing, CN)
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