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Patent Searching and Data


Title:
ELECTRONIC LABEL AND MONITORING METHOD AND APPARATUS THEREFOR, AND SYSTEM
Document Type and Number:
WIPO Patent Application WO/2021/052007
Kind Code:
A1
Abstract:
Provided is an electronic label, comprising: a first power supply unit configured to supply power to the electronic label; and a first control unit configured to monitor at least one of a power supply voltage and a remaining electric quantity of the first power supply unit. The first power supply unit comprises a first booster circuit. The first control unit is configured to start the first booster circuit to boost the power supply voltage when at least one of the following conditions is met: the power supply voltage is lower than a first preset voltage threshold, and the remaining electric quantity is lower than a first preset electric quantity threshold. Further provided are an electronic label monitoring method and an apparatus therefor, and an electronic label system.

Inventors:
XIE YUNYAN (CN)
LIU BO (CN)
CHEN LICHUN (CN)
Application Number:
PCT/CN2020/104872
Publication Date:
March 25, 2021
Filing Date:
July 27, 2020
Export Citation:
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Assignee:
BOE TECHNOLOGY GROUP CO LTD (CN)
CHONGQING BOE SMART ELECTRONICS SYSTEM CO LTD (CN)
International Classes:
H02J7/00
Foreign References:
CN110601294A2019-12-20
CN102938569A2013-02-20
CN102938569A2013-02-20
CN107579563A2018-01-12
CN107643493A2018-01-30
US7583180B22009-09-01
CN101689806A2010-03-31
Attorney, Agent or Firm:
AFD CHINA INTELLECTUAL PROPERTY LAW OFFICE (CN)
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