Birch, Stewart, Kolasch & Birch, LLP
Apparatus and method for measuring current and voltage of secondary battery pack in synchronization manner
Provided is an apparatus for measuring current and voltage of a secondary battery pack in synchronization manner, comprising a voltage measurement circuit for periodically measuring and outputting the level of a charging voltage of each of a plurality of battery cells contained in a battery pack; a current measurement circuit for periodically measuring and outputting the level of current flowing into or out of the battery pack; and a control unit for synchronizing a time difference between a current measurement time point of the battery pack and a voltage measurement time point of each battery cell with a reference delay time.
LG Chem, Ltd.
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G01R H01M G01R Y02E
inventional additional inventional additional
Do-Yang Do-Youn Ju-Young
Jung Kim Kim