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公开(公告)号：US11372054B2
公开(公告)日：2022-06-28
申请号：US16657259
申请日：2019-10-18
Applicant: Infineon Technologies AG
Inventor： Stefano Marsili , Klaus Hoermaier , Akshay Misra , Filippo Rosetti
IPC: G01R31/389 , G01R31/36
Abstract: A device for battery impedance measurement includes a switched capacitor network, a controller configured to operate the switched capacitor network to cause an alternating current to flow between a battery and an energy storage; and measurement circuitry configured to measure the alternating current flowing to or from the battery and a voltage across the battery.
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