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Patent Searching and Data


Title:
CHARGER
Document Type and Number:
WIPO Patent Application WO/2022/143496
Kind Code:
A1
Abstract:
Disclosed in the present application is a charger, comprising: a first power input terminal, a second power input terminal, a power output terminal, a switching module, and a transformer. The switching module is connected to the first power input terminal and the second power input terminal, respectively. A primary side of the transformer is provided with a first resonance unit, and the first resonance unit connected to the switching module. A secondary winding of the transformer is connected to the power output terminal. The switching module can be switched between a first conductive state and a second conductive state; when the switching module is in the first conductive state, the input power of the first power input terminal is coupled to the secondary winding by means of the first resonance unit and is outputted by means of the power output terminal; and when the switching module is in the second conductive state, the power discharged from the first resonance unit is transmitted to the first power input terminal by means of the second power input terminal.

Inventors:
LI DAHUAN (CN)
Application Number:
PCT/CN2021/141518
Publication Date:
July 07, 2022
Filing Date:
December 27, 2021
Export Citation:
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Assignee:
VIVO MOBILE COMMUNICATION CO LTD (CN)
International Classes:
H02J7/00
Foreign References:
CN112821482A2021-05-18
CN112821483A2021-05-18
CN106208401A2016-12-07
CN110401354A2019-11-01
JP2018148663A2018-09-20
CN108429356A2018-08-21
CN109995242A2019-07-09
CN102624245A2012-08-01
CN200966023Y2007-10-24
Attorney, Agent or Firm:
DRAGON INTELLECTUAL PROPERTY LAW FIRM (CN)
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