WIRELESS COMMUNICATION METHOD AND BATTERY SYSTEM PROVIDING THE SAME

The present disclosure relates to a wireless communication method between a plurality of battery management systems (BMSs) and a battery system providing the same. The battery system including at least one battery pack including a battery module and a slave battery management system (BMS) managing the battery module according to the present disclosure includes: a communication unit of the slave BMS; a capacitor connected between the communication unit and a first ground; an inductor connected between a contact between the first ground and the capacitor and a second ground; and a controller configured to transmit an AC signal having a predetermined frequency to the communication unit in an antenna mode in which the slave BMS is configured to communicate with the outside.