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Streamax technology has obtained a patent for a vehicle power monitoring device, which can adaptively adjust the charging power of the load and protect the electrical safety of the vehicle battery

Article Source：China National Intellectual Property Administration | Author：Financial Sector | Issuing Time：2024.05.12
On May 10, 2024, the financial sector reported that, according to the announcement of the China National Intellectual Property Administration, Shenzhen Streamax Technology Co., Ltd. had obtained a patent entitled "an on-board power supply monitoring device", with the authorization announcement number of CN110126755B and the application date of May 2019.

The patent abstract shows a vehicle power monitoring device, which comprises an electric quantity detection module for detecting the electric quantity of a vehicle battery and generating a battery quantity signal; A power conversion module used to convert the onboard power output from the onboard battery to obtain the first DC power supply; A current detection module used to detect the working current of the load and generate a current detection signal; A temperature detection module used to detect the temperature of the hard drive and generate a temperature detection signal; A control module used to generate charging enable signals based on battery level signals, current detection signals, and temperature detection signals; And a charging module for generating a second DC power supply based on the charging enable signal and the first DC power supply to power the backup battery; By using a backup battery to power on the load, this embodiment adaptively adjusts the charging power of the load based on the battery level, hard disk temperature, and load power status of the vehicle mounted battery, protecting the electrical safety of the vehicle mounted battery.

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