The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 04, 2024

Filed:

Jul. 27, 2020
Applicants:

Chongqing Boe Smart Electronics System Co., Ltd., Chongqing, CN;

Boe Technology Group Co., Ltd., Beijing, CN;

Inventors:

Yunyan Xie, Beijing, CN;

Bo Liu, Beijing, CN;

Lichun Chen, Beijing, CN;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G09F 3/20 (2006.01); G08B 21/18 (2006.01); G09G 3/16 (2006.01); H02J 7/00 (2006.01);
U.S. Cl.
CPC ...
G09F 3/208 (2013.01); G08B 21/185 (2013.01); G09G 3/16 (2013.01); H02J 7/00304 (2020.01); H02J 7/0063 (2013.01); G09G 2330/021 (2013.01); G09G 2380/04 (2013.01);
Abstract

An electronic label is provided, including: a first power supply unit, which is configured to supply power to the electronic label; a first control unit, which is configured to monitor at least one of a power supply voltage and a remaining power of the first power supply unit. The first power supply unit includes a first booster circuit, and is configured to turn on 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 power is lower than a first preset power threshold. The invention also provides a method for monitoring an electronic label, an electronic label monitoring device, and an electronic label system.


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