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OPPO applies for a patent for a power supply device and adapter to overcome the problem of being unable to adapt to different input voltages

Article Source：China National Intellectual Property Administration | Author：Financial Sector | Issuing Time：2024.05.07
On May 4, 2024, the financial sector reported that according to the announcement of the China National Intellectual Property Administration, OPPO Guangdong Mobile Communication Co., Ltd. applied for a project named "Power Supply Device and Adapter", with the public number of CN117977925A, and the application date was October 2022.



The patent abstract shows that the present disclosure relates to the field of charging technology, specifically to a power supply device and adapter. The power supply device may include an AC/DC conversion module, a full bridge LLC circuit, a DC/DC conversion module, and a controller. Among them, the AC/DC conversion module is connected to the input power supply; The input end of the full bridge LLC circuit is connected to the AC/DC conversion module; A DC/DC conversion module connected to the output terminal of the full bridge LLC circuit; The controller is used to detect the voltage information of the input power supply and control the working status of the full bridge LLC circuit based on the voltage information. The technical solution of this disclosed embodiment overcomes the problem of being unable to adapt to different input voltages, while improving the adaptability of the power supply device.
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