公开(公告)号：US20190221893A1

公开(公告)日：2019-07-18

申请号：US16245700

申请日：2019-01-11

Applicant: Infineon Technologies AG

Inventor： Stefano Marsili ,  Andreas Berger ,  Klaus Hoermaier ,  Guenter Hofer ,  Christoph Sandner

IPC: H01M10/42 ,  G01R31/382 ,  G01R31/389 ,  G01R31/396 ,  H01M10/48

CPC classification number: H01M10/425 ,  G01R31/382 ,  G01R31/389 ,  G01R31/396 ,  H01M10/482 ,  H01M2010/4271 ,  H01M2010/4278

Abstract: In accordance with an embodiment, a method includes receiving, by at least one of a plurality of battery monitoring circuits a frequency synchronization signal and measurement frequency information from a host controller, wherein the at least one of the plurality of battery monitoring circuits is connected to at least one of a plurality of battery blocks; generating, by the at least one of the plurality of battery monitoring circuits, a periodic signal based on a clock signal having a clock frequency, the measurement frequency information, and the frequency synchronization signal; obtaining, by the at least one of the plurality of battery monitoring circuits, at least one measurement value of the at least one of the plurality of battery blocks using the periodic signal; and transmitting, by the at least one of the plurality of battery monitoring circuits, the at least one measurement value to the host controller.