Title:
CHARGING CIRCUIT, CONTROL METHOD AND APPARATUS FOR CHARGING CIRCUIT, AND MOBILE TERMINAL
Document Type and Number:
WIPO Patent Application WO/2023/202524
Kind Code:
A1
Abstract:
The present application relates to the technical field of electronic circuits, and discloses a charging circuit, a control method and apparatus for a charging circuit, and a mobile terminal. The charging circuit comprises: a wireless charging coil, a rectifier bridge, a voltage regulator, a power management module, a voltage comparator, and a first control module; the wireless charging coil, the rectifier bridge, the voltage regulator, and the power management module are sequentially connected in series to form a charging path; the voltage regulator comprises an input end and an output end, the input end of the voltage regulator is connected to the rectifier bridge, and the output end of the voltage regulator is connected to the power management module; a first input end of the voltage comparator is connected to the input end of the voltage regulator, and a second input end of the voltage comparator is connected to the output end of the voltage regulator; an input end of the first control module is connected to an output end of the voltage comparator, and an output end of the first control module is connected to the charging path.
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Inventors:
LUO JIAN (CN)
CHEN WEI (CN)
CHEN WEI (CN)
Application Number:
PCT/CN2023/088653
Publication Date:
October 26, 2023
Filing Date:
April 17, 2023
Export Citation:
Assignee:
VIVO MOBILE COMMUNICATION CO LTD (CN)
International Classes:
H02J7/02; H02J7/00; H02J50/10
Foreign References:
| CN114598014A | 2022-06-07 | |||
| CN107769306A | 2018-03-06 | |||
| JPH06141476A | 1994-05-20 | |||
| CN107394865A | 2017-11-24 |
Attorney, Agent or Firm:
BEIJING EAST IP LTD. (CN)
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