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:
Aug. 11, 2020
Filed:
Mar. 10, 2015
Applicant:
Huawei Technologies Co., Ltd., Shenzhen, CN;
Inventors:
Wanbao Peng, Kuala Lumpu, MY;
Fengxin Wang, Xi'an, CN;
Lixiang Zheng, Shenzhen, CN;
Shengcai Liu, Xi'an, CN;
Assignee:
HUAWEI TECHNOLOGIES CO., LTD., Shenzhen, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/04 (2006.01); H02J 7/16 (2006.01); H02J 7/00 (2006.01);
U.S. Cl.
CPC ...
H02J 7/007 (2013.01); H02J 7/00 (2013.01);
Abstract
A self-loop detection method for a charging device includes switching a positive signal cable Dand a negative signal cable Dfrom a connected state to a disconnected state; and detecting whether a positive signal cable Dand a negative signal cable Dare switched from a connected state to a disconnected state; and if yes, determining that a self-loop exists in the charging device.