BATTERY MANAGEMENT DEVICE AND OPERATION METHOD THEREOF

A battery management apparatus according to an embodiment disclosed herein includes a first communication unit configured to broadcast a wide-area signal for communication with a plurality of slave battery management systems (BMSs) to the plurality of slave BMSs, a second communication unit configured to transmit a direct signal for direction communication with a specific slave BMS among the plurality of slave BMSs to the specific slave BMS, and a controller configured to control operations of the first communication unit and the second communication unit.