Patent ID: 11962176
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 11:
12. The device according to claim 11, wherein a filter circuit is further connected between the protection integrated circuit and the electrochemical cell;
wherein the filter circuit comprises a first resistor and a capacitor; and
wherein the protection integrated circuit comprises a positive power source input terminal and a negative power source input terminal, and wherein:
a first end of the first resistor is connected to the positive electrode of the electrochemical cell, wherein a second end of the first resistor is connected to a first end of the capacitor, and wherein a second end of the capacitor is connected to the negative electrode of the electrochemical cell; and
the positive power source input terminal is connected to the first end of the capacitor, wherein the negative power source input terminal is connected to the second end of the capacitor.