WIRELESS COMMUNICATION METHOD IN BATTERY PACK AND MASTER BMS PROVIDING THE METHOD

Abstract: the present invention relates to a wireless communication method in a battery pack and a master bms for providing the method. the master bms according to the present invention, as a master bms for performing wireless communication with a slave bms according to a frequency hopping method in a battery pack, may include: a communicator for receiving first channel scan information generated by scanning a plurality of channels belonging to a frequency bandwidth used in the wireless communication by a device disposed outside the battery pack; a channel analyzer for generating second channel scan information by scanning the channels belonging to the frequency bandwidth; a storage unit for storing a reference signal to noise ratio (snr) value on the wireless communication; and a control unit for selecting a hopping channel used in the frequency hopping method based on the first channel scan information, and calculating signal intensity of the selected hopping channel based on the second channel scan information and the reference snr value.

Inventor(s): Ho Byung Yoon

CPC Classification: H01M10/4207 (PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY)

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