Power management scheme for separately and accurately measuring battery information of each of multiple batteries

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United States of America Patent

PATENT NO 9869723
SERIAL NO

14715611

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Abstract

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A power management apparatus used in a system comprising multiple batteries includes an ADC measurement circuit and a processing circuit. The ADC measurement circuit is configured for measuring or detecting a plurality of voltage levels for each of the multiple batteries. The processing circuit is configured for calculating a DC current for each of the batteries according to an internal resistance of each of the batteries and the detected voltage levels, and for estimating an internal voltage level for each of the batteries according to the calculated DC current.

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Patent Owner(s)

Patent OwnerAddress
MEDIATEK INCNO 1 DUSING RD 1ST SCIENCE-BASED INDUSTRIAL PARK HSIN-CHU

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Wu, Jui-Chi Taichung, TW 25 104

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