Patent ID: 8593112
Filing Date: 2013-11-26
Classification: H01M,H02J,Y02E

Abstract:
1. A battery pack comprising: a rechargeable battery comprising a first battery terminal and a second battery terminal, the second battery terminal being coupled to a common terminal; a discharge control switch coupled between the first battery terminal and a first discharging terminal; a charge control switch coupled between the first discharging terminal and a first charging terminal, wherein the battery pack is configured to provide a discharging current to a load coupled between the first discharging terminal and the common terminal; and a processing circuitry configured to charge and discharge the rechargeable battery by controlling the discharge control switch and the charge control switch, wherein the battery pack is configured to provide a charging current path through the charge control switch and the discharge control switch while charging the rechargeable battery, wherein the charge control switch is outside of a discharge current path to the load, and wherein the discharging current does not flow through the charge control switch while discharging the rechargeable battery.