Patent ID: 11881737
Assignee: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 2:
3. The battery module of claim 1, wherein the series-parallel conversion circuit comprises a plurality of switching devices, and each switching device in the plurality of switching devices is coupled to one of a positive electrode or a negative electrode of one cell; wherein:
when the switching device is coupled to the positive electrode of one cell, the switching device is configured to couple the positive electrode to a power input end of the battery module or a negative electrode of an upper-level cell based on a control signal of the controller; and
when the switching device is coupled to the negative electrode of one cell, the switching device is configured to couple the negative electrode to a power output end of the battery module based on the control signal of the controller.