Patent ID: 6014406
Filing Date: 2000-01-11
Classification: H04B,H04W

Abstract:
A wireless communication system comprising:a plurality of wireless stations having two operation modes, including:a base station mode for periodically generating a frequency hopping (FH) control frame for synchronizing the hopping operation of transmission/receiving frequencies, anda slave station mode for performing the frequency hopping operation in synchronism with the FH control frame generated by one of the other stations;wherein each of said wireless stations includes:means for storing a status ID indicating the relation between the wireless station and the base station; andcontrol means for selecting one of said two operation modes in accordance with the relation between the station status ID of the wireless station and another base station transmitting an FH control frame when the FH control frame is received; andwherein the operation mode of one of two wireless stations both operation in base station mode is switched to the slave station mode when the two wireless stations approach each other within a communication range.