Power supply method and apparatus

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9166404
APP PUB NO 20150001942A1
SERIAL NO

14483996

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Abstract

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Embodiments of the present invention disclose a power supply method, including: rectifying a second alternating current, and converting the second alternating current into a second high voltage direct current; when the second high voltage direct current is abnormal, inputting a third high voltage direct current to a DC/DC module; when the second high voltage direct current is normal, inputting the second high voltage direct current to the DC/DC module; and converting, by the DC/DC module, the second high voltage direct current or the third high voltage direct current into a low voltage direct current for outputting.

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Patent Owner(s)

  • HUAWEI TECHNOLOGIES CO., LTD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fang, Qingyin Shenzhen, CN 30 99

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