Title:
DATA TRANSMISSION METHOD AND DEVICE THEREOF
Document Type and Number:
WIPO Patent Application WO/2022/179340
Kind Code:
A1
Abstract:
Provided are a data transmission method and a device thereof, for label access. The provided method comprises: a response device receives first signaling sent by a read-write device (301), the first signaling carrying target flag information, the target flag information being used for determining the response device, and first flag information of the response device matching the target flag information, and the response device determines a first time slot and sends first access information to the read-write device in the first time slot (305). According to the provided method, by determining a first time slot, the same time slot collision of different time slots in the next turn can be avoided, the collision probability is reduced, and the access efficiency of labels is improved.
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| WO/2002/054365 | A SYSTEM AND METHOD FOR INTERROGATING ELECTRONIC LABELS |
| JPH04190469 | CARD READER DEVICE |
Inventors:
LI CHENWAN (CN)
WU YILING (CN)
WU YILING (CN)
Application Number:
PCT/CN2022/072454
Publication Date:
September 01, 2022
Filing Date:
January 18, 2022
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
G06K7/00
Foreign References:
| CN101145181A | 2008-03-19 | |||
| CN101136053A | 2008-03-05 | |||
| CN107273964A | 2017-10-20 | |||
| US20080122583A1 | 2008-05-29 | |||
| US20160110569A1 | 2016-04-21 | |||
| CN202110221712A | 2021-02-27 |
Attorney, Agent or Firm:
SHENPAT INTELLECTUAL PROPERTY AGENCY (CN)
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