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Title:
POWER SUPPLY CIRCUIT AND POWER SUPPLY METHOD FOR CAMERA MODULE, AND ELECTRONIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/175139
Kind Code:
A1
Abstract:
Disclosed are a power supply circuit and a power supply method for a camera module, and an electronic device. The camera module is detachably connected to the body of the electronic device, and a power module is arranged in the body. The circuit comprises: a first power supply pin and a second power supply pin that are arranged on the body; a power source pin and a grounding pin that are arranged on the camera module, wherein when the camera module is installed at a preset position on the body, the power source pin is in contact with one of the first power supply pin and the second power supply pin, and the grounding pin is in contact with the other thereof; a first switch, a first end thereof being connected to the first power supply pin, a second end thereof being connected to the power module, and a third end thereof being connected to a grounding end; a second switch, a first end thereof being connected to the second power supply pin, a second end thereof being connected to the power module, and a third end thereof being connected to the grounding end; and a processor respectively connected to the first switch and the second switch and configured to control the turning on and off of the first switch and the second switch.

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Inventors:
LAN YONGCHENG (CN)
Application Number:
PCT/CN2021/077767
Publication Date:
September 10, 2021
Filing Date:
February 25, 2021
Export Citation:
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Assignee:
VIVO MOBILE COMMUNICATION CO LTD (CN)
International Classes:
H04N5/232; H04N5/225
Foreign References:
CN208581257U2019-03-05
CN102762069A2012-10-31
CN104125384A2014-10-29
JP3112348B22000-11-27
CN111246112A2020-06-05
Other References:
See also references of EP 4117269A4
Attorney, Agent or Firm:
COHORIZON INTELLECTUAL PROPERTY INC. (CN)
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