Title:
THREE-LEVEL INVERTING BUCK-BOOST CONVERTER AND CONTROL METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2023/013849
Kind Code:
A1
Abstract:
An electronic device includes switches, a first DC/DC converter including a first capacitor and a first inductor, and a control circuit configured to control an on/off state of the plurality of switches. In the on state, the switches include: a first switch configured to connect one end of the first capacitor to an input power source; a second switch configured to connect the one end of the first capacitor to one end of the first inductor; a third switch configured to connect the other end of the first capacitor to the one end of the first inductor; and a fourth switch configured to connect the other end of the first capacitor to an output terminal of the first DC/DC converter. The first inductor may include the end connected to the other end of the second switch and the one end of the third switch, and the other end connected to the ground.
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Inventors:
YUN CHULEUN (KR)
LEE KISUN (KR)
CHOI HANGSEOK (KR)
LEE KISUN (KR)
CHOI HANGSEOK (KR)
Application Number:
PCT/KR2022/006132
Publication Date:
February 09, 2023
Filing Date:
April 28, 2022
Export Citation:
Assignee:
SAMSUNG ELECTRONICS CO LTD (KR)
International Classes:
H02M3/158; H02M1/14
Foreign References:
| US20190379287A1 | 2019-12-12 | |||
| KR20200122055A | 2020-10-27 | |||
| US6657875B1 | 2003-12-02 | |||
| JP2011078290A | 2011-04-14 | |||
| EP2078334B1 | 2011-10-05 |
Attorney, Agent or Firm:
LEE, Keon-Joo et al. (KR)
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