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:
Nov. 03, 2020

Filed:

Jan. 02, 2018
Applicant:

Guangdong Oppo Mobile Telecommunications Corp., Ltd., Dongguan, CN;

Inventors:

Jialiang Zhang, Dongguan, CN;

Kewei Wu, Dongguan, CN;

Jun Zhang, Dongguan, CN;

Fuchun Liao, Dongguan, CN;

Yuanxiang Hu, Dongguan, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H02J 7/04 (2006.01); H02J 7/02 (2016.01);
U.S. Cl.
CPC ...
H02J 7/0029 (2013.01); H02J 7/00036 (2020.01); H02J 7/0068 (2013.01); H02J 7/007184 (2020.01); H02J 7/027 (2013.01); H02J 7/04 (2013.01); H02J 7/042 (2013.01); H02J 7/00034 (2020.01); H02J 7/0034 (2013.01); H02J 7/0036 (2013.01); H02J 7/045 (2013.01); H02J 2207/10 (2020.01);
Abstract

The present disclosure provides a power adapter, an electronic device and a charging apparatus. In the process of charging a battery in a conventional charge mode after the power adapter is powered on, the power adapter carries out quick charge inquiry communication with the electronic device when an output current value of the power adapter is within a conventional current range for a preset time interval; after the electronic device sends a quick charge command to the power adapter, the power adapter adjusts the output voltage according to the battery voltage information fed back by the electronic device; and when the output voltage meets a voltage requirement for quick charge preset by the electronic device, the power adapter adjusts the output current and the output voltage for charging the battery in a quick charge mode.


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