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:
Sep. 10, 2024

Filed:

Apr. 28, 2021
Applicant:

Honor Device Co., Ltd., Shenzhen, CN;

Inventors:

Ting Huang, Shenzhen, CN;

Chen Zhu, Shenzhen, CN;

Yingqun Feng, Shenzhen, CN;

Yupeng Qiu, Shenzhen, CN;

Assignee:

HONOR DEVICE CO., LTD., Shenzhen, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/158 (2006.01);
U.S. Cl.
CPC ...
H02M 3/1582 (2013.01);
Abstract

A power supply circuit and a control method for a control circuit, where the control circuit is coupled to the voltage buck-boost adjustment circuit. The control circuit is configured to: when a voltage value of a first enable signal of the voltage buck-boost adjustment circuit is greater than or equal to a first predetermined value, control the output voltage of the voltage buck-boost adjustment circuit to be a first output voltage, and is further configured to: when the voltage value of the first enable signal of the voltage buck-boost adjustment circuit is less than or equal to a second predetermined value, control the output voltage of the voltage buck-boost adjustment circuit to be a second output voltage or a zero voltage.


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