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Title:
RADIO FREQUENCY IDENTIFICATION SYSTEM, METHOD FOR CONSTRUCTING RELAY NETWORK, READER AND RELAY
Document Type and Number:
WIPO Patent Application WO/2019/184963
Kind Code:
A1
Abstract:
Disclosed are a radio frequency identification system, a method for constructing a relay network, a reader and a relay. The radio frequency identification system comprises a reader, a relay, and a target tag, wherein the reader is configured to send a first signal to the relay; the relay is configured to send, according to the first signal, an excitation signal to the target tag; the target tag is configured to send, according to the excitation of the excitation signal, a target backscatter signal, which carries electronic product encoding information; and the reader is further configured to receive the target backscatter signal and acquire the electronic product encoding information in the target backscatter signal. By means of the radio frequency identification system of the present application, the communication distance of the entire radio frequency identification system can be improved.

Inventors:
ZHANG, Huaizhi (Huawei Administration Building, Bantian Longgang Distric, Shenzhen Guangdong 9, 518129, CN)
WANG, Sunjie (Huawei Administration Building, Bantian Longgang Distric, Shenzhen Guangdong 9, 518129, CN)
HAN, Bo (Huawei Administration Building, Bantian Longgang Distric, Shenzhen Guangdong 9, 518129, CN)
WANG, Lang (Huawei Administration Building, Bantian Longgang Distric, Shenzhen Guangdong 9, 518129, CN)
JIAN, Mei (Huawei Administration Building, Bantian Longgang Distric, Shenzhen Guangdong 9, 518129, CN)
GAO, Junfeng (Huawei Administration Building, Bantian Longgang Distric, Shenzhen Guangdong 9, 518129, CN)
Application Number:
CN2019/079958
Publication Date:
October 03, 2019
Filing Date:
March 27, 2019
Export Citation:
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Assignee:
HUAWEI TECHNOLOGIES CO., LTD. (Huawei Administration Building, Bantian Longgang Distric, Shenzhen Guangdong 9, 518129, CN)
International Classes:
H04B5/00
Domestic Patent References:
WO2004107251A22004-12-09
WO2004107251A22004-12-09
Foreign References:
CN1831841A2006-09-13
CN106470420A2017-03-01
CN1831841A2006-09-13
Attorney, Agent or Firm:
TDIP & PARTNERS (101-01, 8/F Building 20,No. 1 Baosheng South Roa, Haidian District Beijing 2, 100192, CN)
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