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.
Patent No.:
Date of Patent:
Feb. 02, 2021
Filed:
Apr. 26, 2019
Applicant:
Boe Technology Group Co., Ltd., Beijing, CN;
Inventors:
Assignee:
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05B 19/00 (2006.01); G09F 3/20 (2006.01); H04W 4/35 (2018.01); G06K 19/077 (2006.01);
U.S. Cl.
CPC ...
G09F 3/208 (2013.01); G06K 19/07758 (2013.01); H04W 4/35 (2018.02);
Abstract
An electronic price tag, an electronic price tag system, and a method of updating an electronic price tag. The electronic price tag includes a reed switch sensor and a processor. The reed switch sensor is configured to sense a magnetic field adjacent to the electronic price tag to generate an output signal. The processor is configured to: receive the output signal of the reed switch sensor, convert the output signal into information indicating whether the electronic price tag is normal, and send the information indicating whether the electronic price tag is normal.